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Add r5s support. From coolsnowwold repo

This commit is contained in:
Ycarus (Yannick Chabanois) 2022-11-18 18:11:43 +01:00
parent f2bf060a04
commit 2d9c2e0625
112 changed files with 25981 additions and 75 deletions

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@ -1,31 +0,0 @@
From af20b3384e8723077cc6484160b0cf4e9be321de Mon Sep 17 00:00:00 2001
From: Tianling Shen <cnsztl@gmail.com>
Date: Mon, 7 Jun 2021 15:45:37 +0800
Subject: [PATCH] arm64: dts: rockchip: add EEPROM node for NanoPi R4S
NanoPi R4S has a EEPROM attached to the 2nd I2C bus (U92), which
stores the MAC address.
Signed-off-by: Tianling Shen <cnsztl@gmail.com>
---
arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts | 9 +++++++++
1 file changed, 9 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
@@ -68,6 +68,15 @@
status = "disabled";
};
+&i2c2 {
+ eeprom@51 {
+ compatible = "microchip,24c02", "atmel,24c02";
+ reg = <0x51>;
+ pagesize = <16>;
+ read-only; /* This holds our MAC */
+ };
+};
+
&i2c4 {
status = "disabled";
};

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@ -0,0 +1,25 @@
From bc6c96d850419e71dbc9b0094ccc9b668ba9be43 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Mon, 28 Sep 2020 22:54:52 +0200
Subject: [PATCH] rockchip: rk3328: add compatible to NanoPi R2S ethernet PHY
This adds the compatible property to the NanoPi R2S ethernet PHY node.
Otherwise, the PHY might not be probed, as the PHY ID reads all 0xff
when it is still in reset.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -156,6 +156,8 @@
#size-cells = <0>;
rtl8211e: ethernet-phy@1 {
+ compatible = "ethernet-phy-id001c.c915",
+ "ethernet-phy-ieee802.3-c22";
reg = <1>;
pinctrl-0 = <&eth_phy_reset_pin>;
pinctrl-names = "default";

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@ -0,0 +1,28 @@
From 02832ed8ae2c8b130efea4e43d3ecac50b4b7933 Mon Sep 17 00:00:00 2001
From: Johan Jonker <jbx6244@gmail.com>
Date: Thu, 30 Sep 2021 13:05:16 +0200
Subject: [PATCH] thermal/drivers/rockchip_thermal: Allow more resets for tsadc
node
The tsadc node in rk356x.dtsi has more resets then currently supported
by the rockchip_thermal.c driver, so use
devm_reset_control_array_get() to reset them all.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/20210930110517.14323-3-jbx6244@gmail.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
drivers/thermal/rockchip_thermal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/thermal/rockchip_thermal.c
+++ b/drivers/thermal/rockchip_thermal.c
@@ -1383,7 +1383,7 @@ static int rockchip_thermal_probe(struct
if (IS_ERR(thermal->regs))
return PTR_ERR(thermal->regs);
- thermal->reset = devm_reset_control_get(&pdev->dev, "tsadc-apb");
+ thermal->reset = devm_reset_control_array_get(&pdev->dev, false, false);
if (IS_ERR(thermal->reset)) {
error = PTR_ERR(thermal->reset);
dev_err(&pdev->dev, "failed to get tsadc reset: %d\n", error);

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@ -0,0 +1,67 @@
From 884d2b845477cd0a18302444dc20fe2d9a01743e Mon Sep 17 00:00:00 2001
From: David Wu <david.wu@rock-chips.com>
Date: Mon, 13 Dec 2021 19:15:15 +0800
Subject: [PATCH] net: stmmac: Add GFP_DMA32 for rx buffers if no 64 capability
Use page_pool_alloc_pages instead of page_pool_dev_alloc_pages, which
can give the gfp parameter, in the case of not supporting 64-bit width,
using 32-bit address memory can reduce a copy from swiotlb.
Signed-off-by: David Wu <david.wu@rock-chips.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
.../net/ethernet/stmicro/stmmac/stmmac_main.c | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1472,16 +1472,20 @@ static int stmmac_init_rx_buffers(struct
{
struct stmmac_rx_queue *rx_q = &dma_conf->rx_queue[queue];
struct stmmac_rx_buffer *buf = &rx_q->buf_pool[i];
+ gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
+
+ if (priv->dma_cap.addr64 <= 32)
+ gfp |= GFP_DMA32;
if (!buf->page) {
- buf->page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->page)
return -ENOMEM;
buf->page_offset = stmmac_rx_offset(priv);
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->sec_page)
return -ENOMEM;
@@ -4618,6 +4622,10 @@ static inline void stmmac_rx_refill(stru
struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[queue];
int dirty = stmmac_rx_dirty(priv, queue);
unsigned int entry = rx_q->dirty_rx;
+ gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
+
+ if (priv->dma_cap.addr64 <= 32)
+ gfp |= GFP_DMA32;
while (dirty-- > 0) {
struct stmmac_rx_buffer *buf = &rx_q->buf_pool[entry];
@@ -4630,13 +4638,13 @@ static inline void stmmac_rx_refill(stru
p = rx_q->dma_rx + entry;
if (!buf->page) {
- buf->page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->page)
break;
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->sec_page)
break;

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@ -0,0 +1,39 @@
From 016c0e8a7a6e7820fb54d8ff8a4a2928a3016421 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Sat, 10 Jul 2021 11:10:33 -0400
Subject: [PATCH] arm64: dts: rockchip: add rk3566 dtsi
Add the rk3566 dtsi which includes the soc specific changes for this
chip.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20210710151034.32857-4-pgwipeout@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3566.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3566.dtsi
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3566.dtsi
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+#include "rk356x.dtsi"
+
+/ {
+ compatible = "rockchip,rk3566";
+};
+
+&power {
+ power-domain@RK3568_PD_PIPE {
+ reg = <RK3568_PD_PIPE>;
+ clocks = <&cru PCLK_PIPE>;
+ pm_qos = <&qos_pcie2x1>,
+ <&qos_sata1>,
+ <&qos_sata2>,
+ <&qos_usb3_0>,
+ <&qos_usb3_1>;
+ #power-domain-cells = <0>;
+ };
+};

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@ -0,0 +1,73 @@
From b8d41e5053cd823817344cc5e7a2bfda508effff Mon Sep 17 00:00:00 2001
From: Michael Riesch <michael.riesch@wolfvision.net>
Date: Thu, 29 Jul 2021 11:39:12 +0200
Subject: [PATCH] arm64: dts: rockchip: add gmac0 node to rk3568
While both RK3566 and RK3568 feature the gmac1 node, the gmac0
node is exclusive to the RK3568.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20210729093913.8917-2-michael.riesch@wolfvision.net
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3568.dtsi | 49 ++++++++++++++++++++++++
1 file changed, 49 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -22,6 +22,55 @@
compatible = "rockchip,rk3568-qos", "syscon";
reg = <0x0 0xfe190200 0x0 0x20>;
};
+
+ gmac0: ethernet@fe2a0000 {
+ compatible = "rockchip,rk3568-gmac", "snps,dwmac-4.20a";
+ reg = <0x0 0xfe2a0000 0x0 0x10000>;
+ interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq", "eth_wake_irq";
+ clocks = <&cru SCLK_GMAC0>, <&cru SCLK_GMAC0_RX_TX>,
+ <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_MAC0_REFOUT>,
+ <&cru ACLK_GMAC0>, <&cru PCLK_GMAC0>,
+ <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>,
+ <&cru PCLK_XPCS>;
+ clock-names = "stmmaceth", "mac_clk_rx",
+ "mac_clk_tx", "clk_mac_refout",
+ "aclk_mac", "pclk_mac",
+ "clk_mac_speed", "ptp_ref",
+ "pclk_xpcs";
+ resets = <&cru SRST_A_GMAC0>;
+ reset-names = "stmmaceth";
+ rockchip,grf = <&grf>;
+ snps,axi-config = <&gmac0_stmmac_axi_setup>;
+ snps,mixed-burst;
+ snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+ snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+ snps,tso;
+ status = "disabled";
+
+ mdio0: mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ };
+
+ gmac0_stmmac_axi_setup: stmmac-axi-config {
+ snps,blen = <0 0 0 0 16 8 4>;
+ snps,rd_osr_lmt = <8>;
+ snps,wr_osr_lmt = <4>;
+ };
+
+ gmac0_mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <1>;
+ queue0 {};
+ };
+
+ gmac0_mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <1>;
+ queue0 {};
+ };
+ };
};
&cpu0_opp_table {

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@ -0,0 +1,54 @@
From 85a8bccfa945680dc561f06b65ea01341d2033fc Mon Sep 17 00:00:00 2001
From: Frank Wunderlich <frank-w@public-files.de>
Date: Sun, 23 Jan 2022 14:35:10 +0100
Subject: [PATCH] arm64: dts: rockchip: drop pclk_xpcs from gmac0 on rk3568
pclk_xpcs is not supported by mainline driver and breaks dtbs_check
following warnings occour, and many more
rk3568-evb1-v10.dt.yaml: ethernet@fe2a0000: clocks:
[[15, 386], [15, 389], [15, 389], [15, 184], [15, 180], [15, 181],
[15, 389], [15, 185], [15, 172]] is too long
From schema: Documentation/devicetree/bindings/net/snps,dwmac.yaml
rk3568-evb1-v10.dt.yaml: ethernet@fe2a0000: clock-names:
['stmmaceth', 'mac_clk_rx', 'mac_clk_tx', 'clk_mac_refout', 'aclk_mac',
'pclk_mac', 'clk_mac_speed', 'ptp_ref', 'pclk_xpcs'] is too long
From schema: Documentation/devicetree/bindings/net/snps,dwmac.yaml
after removing it, the clock and other warnings are gone.
pclk_xpcs on gmac is used to support QSGMII, but this requires a driver
supporting it.
Once xpcs support is introduced, the clock can be added to the
documentation and both controllers.
Fixes: b8d41e5053cd ("arm64: dts: rockchip: add gmac0 node to rk3568")
Co-developed-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Acked-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220123133510.135651-1-linux@fw-web.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3568.dtsi | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -32,13 +32,11 @@
clocks = <&cru SCLK_GMAC0>, <&cru SCLK_GMAC0_RX_TX>,
<&cru SCLK_GMAC0_RX_TX>, <&cru CLK_MAC0_REFOUT>,
<&cru ACLK_GMAC0>, <&cru PCLK_GMAC0>,
- <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>,
- <&cru PCLK_XPCS>;
+ <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>;
clock-names = "stmmaceth", "mac_clk_rx",
"mac_clk_tx", "clk_mac_refout",
"aclk_mac", "pclk_mac",
- "clk_mac_speed", "ptp_ref",
- "pclk_xpcs";
+ "clk_mac_speed", "ptp_ref";
resets = <&cru SRST_A_GMAC0>;
reset-names = "stmmaceth";
rockchip,grf = <&grf>;

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@ -0,0 +1,45 @@
From 9c19c531dc98d7ba49b44802a607042e763ebe21 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Wed, 15 Dec 2021 16:02:47 -0500
Subject: [PATCH] phy: phy-rockchip-inno-usb2: support #address_cells = 2
New Rockchip devices have the usb phy nodes as standalone devices.
These nodes have register nodes with #address_cells = 2, but only use 32
bit addresses.
Adjust the driver to check if the returned address is "0", and adjust
the index in that case.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20211215210252.120923-4-pgwipeout@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -1098,12 +1098,21 @@ static int rockchip_usb2phy_probe(struct
rphy->usbgrf = NULL;
}
- if (of_property_read_u32(np, "reg", &reg)) {
+ if (of_property_read_u32_index(np, "reg", 0, &reg)) {
dev_err(dev, "the reg property is not assigned in %pOFn node\n",
np);
return -EINVAL;
}
+ /* support address_cells=2 */
+ if (reg == 0) {
+ if (of_property_read_u32_index(np, "reg", 1, &reg)) {
+ dev_err(dev, "the reg property is not assigned in %pOFn node\n",
+ np);
+ return -EINVAL;
+ }
+ }
+
rphy->dev = dev;
phy_cfgs = match->data;
rphy->chg_state = USB_CHG_STATE_UNDEFINED;

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@ -0,0 +1,44 @@
From e6915e1acca57bc4fdb61dccd5cc2e49f72ef743 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Wed, 15 Dec 2021 16:02:48 -0500
Subject: [PATCH] phy: phy-rockchip-inno-usb2: support standalone phy nodes
New Rockchip devices have the usb2 phy devices as standalone nodes
instead of children of the grf node.
Allow the driver to find the grf node from a phandle.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20211215210252.120923-5-pgwipeout@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 17 ++++++++++++-----
1 file changed, 12 insertions(+), 5 deletions(-)
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -1081,12 +1081,19 @@ static int rockchip_usb2phy_probe(struct
return -EINVAL;
}
- if (!dev->parent || !dev->parent->of_node)
- return -EINVAL;
+ if (!dev->parent || !dev->parent->of_node) {
+ rphy->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,usbgrf");
+ if (IS_ERR(rphy->grf)) {
+ dev_err(dev, "failed to locate usbgrf\n");
+ return PTR_ERR(rphy->grf);
+ }
+ }
- rphy->grf = syscon_node_to_regmap(dev->parent->of_node);
- if (IS_ERR(rphy->grf))
- return PTR_ERR(rphy->grf);
+ else {
+ rphy->grf = syscon_node_to_regmap(dev->parent->of_node);
+ if (IS_ERR(rphy->grf))
+ return PTR_ERR(rphy->grf);
+ }
if (of_device_is_compatible(np, "rockchip,rv1108-usb2phy")) {
rphy->usbgrf =

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@ -0,0 +1,237 @@
From ed2b5a8e6b98d042b323afbe177a5dc618921b31 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Wed, 15 Dec 2021 16:02:49 -0500
Subject: [PATCH] phy: phy-rockchip-inno-usb2: support muxed interrupts
The rk3568 usb2phy has a single muxed interrupt that handles all
interrupts.
Allow the driver to plug in only a single interrupt as necessary.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20211215210252.120923-6-pgwipeout@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 168 +++++++++++++-----
1 file changed, 119 insertions(+), 49 deletions(-)
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -204,6 +204,7 @@ struct rockchip_usb2phy_port {
* @dcd_retries: The retry count used to track Data contact
* detection process.
* @edev: extcon device for notification registration
+ * @irq: muxed interrupt for single irq configuration
* @phy_cfg: phy register configuration, assigned by driver data.
* @ports: phy port instance.
*/
@@ -218,6 +219,7 @@ struct rockchip_usb2phy {
enum power_supply_type chg_type;
u8 dcd_retries;
struct extcon_dev *edev;
+ int irq;
const struct rockchip_usb2phy_cfg *phy_cfg;
struct rockchip_usb2phy_port ports[USB2PHY_NUM_PORTS];
};
@@ -934,6 +936,102 @@ static irqreturn_t rockchip_usb2phy_otg_
return IRQ_NONE;
}
+static irqreturn_t rockchip_usb2phy_irq(int irq, void *data)
+{
+ struct rockchip_usb2phy *rphy = data;
+ struct rockchip_usb2phy_port *rport;
+ irqreturn_t ret = IRQ_NONE;
+ unsigned int index;
+
+ for (index = 0; index < rphy->phy_cfg->num_ports; index++) {
+ rport = &rphy->ports[index];
+ if (!rport->phy)
+ continue;
+
+ /* Handle linestate irq for both otg port and host port */
+ ret = rockchip_usb2phy_linestate_irq(irq, rport);
+ }
+
+ return ret;
+}
+
+static int rockchip_usb2phy_port_irq_init(struct rockchip_usb2phy *rphy,
+ struct rockchip_usb2phy_port *rport,
+ struct device_node *child_np)
+{
+ int ret;
+
+ /*
+ * If the usb2 phy used combined irq for otg and host port,
+ * don't need to init otg and host port irq separately.
+ */
+ if (rphy->irq > 0)
+ return 0;
+
+ switch (rport->port_id) {
+ case USB2PHY_PORT_HOST:
+ rport->ls_irq = of_irq_get_byname(child_np, "linestate");
+ if (rport->ls_irq < 0) {
+ dev_err(rphy->dev, "no linestate irq provided\n");
+ return rport->ls_irq;
+ }
+
+ ret = devm_request_threaded_irq(rphy->dev, rport->ls_irq, NULL,
+ rockchip_usb2phy_linestate_irq,
+ IRQF_ONESHOT,
+ "rockchip_usb2phy", rport);
+ if (ret) {
+ dev_err(rphy->dev, "failed to request linestate irq handle\n");
+ return ret;
+ }
+ break;
+ case USB2PHY_PORT_OTG:
+ /*
+ * Some SoCs use one interrupt with otg-id/otg-bvalid/linestate
+ * interrupts muxed together, so probe the otg-mux interrupt first,
+ * if not found, then look for the regular interrupts one by one.
+ */
+ rport->otg_mux_irq = of_irq_get_byname(child_np, "otg-mux");
+ if (rport->otg_mux_irq > 0) {
+ ret = devm_request_threaded_irq(rphy->dev, rport->otg_mux_irq,
+ NULL,
+ rockchip_usb2phy_otg_mux_irq,
+ IRQF_ONESHOT,
+ "rockchip_usb2phy_otg",
+ rport);
+ if (ret) {
+ dev_err(rphy->dev,
+ "failed to request otg-mux irq handle\n");
+ return ret;
+ }
+ } else {
+ rport->bvalid_irq = of_irq_get_byname(child_np, "otg-bvalid");
+ if (rport->bvalid_irq < 0) {
+ dev_err(rphy->dev, "no vbus valid irq provided\n");
+ ret = rport->bvalid_irq;
+ return ret;
+ }
+
+ ret = devm_request_threaded_irq(rphy->dev, rport->bvalid_irq,
+ NULL,
+ rockchip_usb2phy_bvalid_irq,
+ IRQF_ONESHOT,
+ "rockchip_usb2phy_bvalid",
+ rport);
+ if (ret) {
+ dev_err(rphy->dev,
+ "failed to request otg-bvalid irq handle\n");
+ return ret;
+ }
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int rockchip_usb2phy_host_port_init(struct rockchip_usb2phy *rphy,
struct rockchip_usb2phy_port *rport,
struct device_node *child_np)
@@ -947,18 +1045,9 @@ static int rockchip_usb2phy_host_port_in
mutex_init(&rport->mutex);
INIT_DELAYED_WORK(&rport->sm_work, rockchip_usb2phy_sm_work);
- rport->ls_irq = of_irq_get_byname(child_np, "linestate");
- if (rport->ls_irq < 0) {
- dev_err(rphy->dev, "no linestate irq provided\n");
- return rport->ls_irq;
- }
-
- ret = devm_request_threaded_irq(rphy->dev, rport->ls_irq, NULL,
- rockchip_usb2phy_linestate_irq,
- IRQF_ONESHOT,
- "rockchip_usb2phy", rport);
+ ret = rockchip_usb2phy_port_irq_init(rphy, rport, child_np);
if (ret) {
- dev_err(rphy->dev, "failed to request linestate irq handle\n");
+ dev_err(rphy->dev, "failed to setup host irq\n");
return ret;
}
@@ -1007,44 +1096,10 @@ static int rockchip_usb2phy_otg_port_ini
INIT_DELAYED_WORK(&rport->chg_work, rockchip_chg_detect_work);
INIT_DELAYED_WORK(&rport->otg_sm_work, rockchip_usb2phy_otg_sm_work);
- /*
- * Some SoCs use one interrupt with otg-id/otg-bvalid/linestate
- * interrupts muxed together, so probe the otg-mux interrupt first,
- * if not found, then look for the regular interrupts one by one.
- */
- rport->otg_mux_irq = of_irq_get_byname(child_np, "otg-mux");
- if (rport->otg_mux_irq > 0) {
- ret = devm_request_threaded_irq(rphy->dev, rport->otg_mux_irq,
- NULL,
- rockchip_usb2phy_otg_mux_irq,
- IRQF_ONESHOT,
- "rockchip_usb2phy_otg",
- rport);
- if (ret) {
- dev_err(rphy->dev,
- "failed to request otg-mux irq handle\n");
- goto out;
- }
- } else {
- rport->bvalid_irq = of_irq_get_byname(child_np, "otg-bvalid");
- if (rport->bvalid_irq < 0) {
- dev_err(rphy->dev, "no vbus valid irq provided\n");
- ret = rport->bvalid_irq;
- goto out;
- }
-
- ret = devm_request_threaded_irq(rphy->dev, rport->bvalid_irq,
- NULL,
- rockchip_usb2phy_bvalid_irq,
- IRQF_ONESHOT,
- "rockchip_usb2phy_bvalid",
- rport);
- if (ret) {
- dev_err(rphy->dev,
- "failed to request otg-bvalid irq handle\n");
- goto out;
- }
- }
+ ret = rockchip_usb2phy_port_irq_init(rphy, rport, child_np);
+ if (ret) {
+ dev_err(rphy->dev, "failed to init irq for host port\n");
+ goto out;
if (!IS_ERR(rphy->edev)) {
rport->event_nb.notifier_call = rockchip_otg_event;
@@ -1124,6 +1179,7 @@ static int rockchip_usb2phy_probe(struct
phy_cfgs = match->data;
rphy->chg_state = USB_CHG_STATE_UNDEFINED;
rphy->chg_type = POWER_SUPPLY_TYPE_UNKNOWN;
+ rphy->irq = platform_get_irq_optional(pdev, 0);
platform_set_drvdata(pdev, rphy);
ret = rockchip_usb2phy_extcon_register(rphy);
@@ -1203,6 +1259,20 @@ next_child:
}
provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
+
+ if (rphy->irq > 0) {
+ ret = devm_request_threaded_irq(rphy->dev, rphy->irq, NULL,
+ rockchip_usb2phy_irq,
+ IRQF_ONESHOT,
+ "rockchip_usb2phy",
+ rphy);
+ if (ret) {
+ dev_err(rphy->dev,
+ "failed to request usb2phy irq handle\n");
+ goto put_child;
+ }
+ }
+
return PTR_ERR_OR_ZERO(provider);
put_child:

View file

@ -0,0 +1,104 @@
From 42b559727a45d79c811f493515eb9b7e56016421 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Wed, 15 Dec 2021 16:02:50 -0500
Subject: [PATCH] phy: phy-rockchip-inno-usb2: add rk3568 support
The rk3568 usb2phy is a standalone device with a single muxed interrupt.
Add support for the registers to the usb2phy driver.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20211215210252.120923-7-pgwipeout@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 65 +++++++++++++++++++
1 file changed, 65 insertions(+)
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -1100,6 +1100,7 @@ static int rockchip_usb2phy_otg_port_ini
if (ret) {
dev_err(rphy->dev, "failed to init irq for host port\n");
goto out;
+ }
if (!IS_ERR(rphy->edev)) {
rport->event_nb.notifier_call = rockchip_otg_event;
@@ -1511,6 +1512,69 @@ static const struct rockchip_usb2phy_cfg
{ /* sentinel */ }
};
+static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = {
+ {
+ .reg = 0xfe8a0000,
+ .num_ports = 2,
+ .clkout_ctl = { 0x0008, 4, 4, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x0000, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x0080, 2, 2, 0, 1 },
+ .bvalid_det_st = { 0x0084, 2, 2, 0, 1 },
+ .bvalid_det_clr = { 0x0088, 2, 2, 0, 1 },
+ .utmi_avalid = { 0x00c0, 10, 10, 0, 1 },
+ .utmi_bvalid = { 0x00c0, 9, 9, 0, 1 },
+ },
+ [USB2PHY_PORT_HOST] = {
+ /* Select suspend control from controller */
+ .phy_sus = { 0x0004, 8, 0, 0x1d2, 0x1d2 },
+ .ls_det_en = { 0x0080, 1, 1, 0, 1 },
+ .ls_det_st = { 0x0084, 1, 1, 0, 1 },
+ .ls_det_clr = { 0x0088, 1, 1, 0, 1 },
+ .utmi_ls = { 0x00c0, 17, 16, 0, 1 },
+ .utmi_hstdet = { 0x00c0, 19, 19, 0, 1 }
+ }
+ },
+ .chg_det = {
+ .opmode = { 0x0000, 3, 0, 5, 1 },
+ .cp_det = { 0x00c0, 24, 24, 0, 1 },
+ .dcp_det = { 0x00c0, 23, 23, 0, 1 },
+ .dp_det = { 0x00c0, 25, 25, 0, 1 },
+ .idm_sink_en = { 0x0008, 8, 8, 0, 1 },
+ .idp_sink_en = { 0x0008, 7, 7, 0, 1 },
+ .idp_src_en = { 0x0008, 9, 9, 0, 1 },
+ .rdm_pdwn_en = { 0x0008, 10, 10, 0, 1 },
+ .vdm_src_en = { 0x0008, 12, 12, 0, 1 },
+ .vdp_src_en = { 0x0008, 11, 11, 0, 1 },
+ },
+ },
+ {
+ .reg = 0xfe8b0000,
+ .num_ports = 2,
+ .clkout_ctl = { 0x0008, 4, 4, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x0000, 8, 0, 0x1d2, 0x1d1 },
+ .ls_det_en = { 0x0080, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0084, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0088, 0, 0, 0, 1 },
+ .utmi_ls = { 0x00c0, 5, 4, 0, 1 },
+ .utmi_hstdet = { 0x00c0, 7, 7, 0, 1 }
+ },
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0004, 8, 0, 0x1d2, 0x1d1 },
+ .ls_det_en = { 0x0080, 1, 1, 0, 1 },
+ .ls_det_st = { 0x0084, 1, 1, 0, 1 },
+ .ls_det_clr = { 0x0088, 1, 1, 0, 1 },
+ .utmi_ls = { 0x00c0, 17, 16, 0, 1 },
+ .utmi_hstdet = { 0x00c0, 19, 19, 0, 1 }
+ }
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_usb2phy_cfg rv1108_phy_cfgs[] = {
{
.reg = 0x100,
@@ -1560,6 +1624,7 @@ static const struct of_device_id rockchi
{ .compatible = "rockchip,rk3328-usb2phy", .data = &rk3328_phy_cfgs },
{ .compatible = "rockchip,rk3366-usb2phy", .data = &rk3366_phy_cfgs },
{ .compatible = "rockchip,rk3399-usb2phy", .data = &rk3399_phy_cfgs },
+ { .compatible = "rockchip,rk3568-usb2phy", .data = &rk3568_phy_cfgs },
{ .compatible = "rockchip,rv1108-usb2phy", .data = &rv1108_phy_cfgs },
{}
};

View file

@ -0,0 +1,633 @@
From 7160820d742a16313f7802e33c2956c19548e488 Mon Sep 17 00:00:00 2001
From: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Date: Tue, 8 Feb 2022 17:13:25 +0800
Subject: [PATCH] phy: rockchip: add naneng combo phy for RK3568
This patch implements a combo phy driver for Rockchip SoCs
with NaNeng IP block. This phy can be used as pcie-phy, usb3-phy,
sata-phy or sgmii-phy.
Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Tested-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20220208091326.12495-4-yifeng.zhao@rock-chips.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/Kconfig | 8 +
drivers/phy/rockchip/Makefile | 1 +
.../rockchip/phy-rockchip-naneng-combphy.c | 581 ++++++++++++++++++
3 files changed, 590 insertions(+)
create mode 100644 drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
--- a/drivers/phy/rockchip/Kconfig
+++ b/drivers/phy/rockchip/Kconfig
@@ -66,6 +66,14 @@ config PHY_ROCKCHIP_INNO_DSIDPHY
Enable this to support the Rockchip MIPI/LVDS/TTL PHY with
Innosilicon IP block.
+config PHY_ROCKCHIP_NANENG_COMBO_PHY
+ tristate "Rockchip NANENG COMBO PHY Driver"
+ depends on ARCH_ROCKCHIP && OF
+ select GENERIC_PHY
+ help
+ Enable this to support the Rockchip PCIe/USB3.0/SATA/QSGMII
+ combo PHY with NaNeng IP block.
+
config PHY_ROCKCHIP_PCIE
tristate "Rockchip PCIe PHY Driver"
depends on (ARCH_ROCKCHIP && OF) || COMPILE_TEST
--- a/drivers/phy/rockchip/Makefile
+++ b/drivers/phy/rockchip/Makefile
@@ -6,6 +6,7 @@ obj-$(CONFIG_PHY_ROCKCHIP_INNO_CSIDPHY)
obj-$(CONFIG_PHY_ROCKCHIP_INNO_DSIDPHY) += phy-rockchip-inno-dsidphy.o
obj-$(CONFIG_PHY_ROCKCHIP_INNO_HDMI) += phy-rockchip-inno-hdmi.o
obj-$(CONFIG_PHY_ROCKCHIP_INNO_USB2) += phy-rockchip-inno-usb2.o
+obj-$(CONFIG_PHY_ROCKCHIP_NANENG_COMBO_PHY) += phy-rockchip-naneng-combphy.o
obj-$(CONFIG_PHY_ROCKCHIP_PCIE) += phy-rockchip-pcie.o
obj-$(CONFIG_PHY_ROCKCHIP_TYPEC) += phy-rockchip-typec.o
obj-$(CONFIG_PHY_ROCKCHIP_USB) += phy-rockchip-usb.o
--- /dev/null
+++ b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
@@ -0,0 +1,581 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Rockchip PIPE USB3.0 PCIE SATA Combo Phy driver
+ *
+ * Copyright (C) 2021 Rockchip Electronics Co., Ltd.
+ */
+
+#include <dt-bindings/phy/phy.h>
+#include <linux/clk.h>
+#include <linux/mfd/syscon.h>
+#include <linux/of_device.h>
+#include <linux/phy/phy.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+#include <linux/units.h>
+
+#define BIT_WRITEABLE_SHIFT 16
+#define REF_CLOCK_24MHz (24 * HZ_PER_MHZ)
+#define REF_CLOCK_25MHz (25 * HZ_PER_MHZ)
+#define REF_CLOCK_100MHz (100 * HZ_PER_MHZ)
+
+/* COMBO PHY REG */
+#define PHYREG6 0x14
+#define PHYREG6_PLL_DIV_MASK GENMASK(7, 6)
+#define PHYREG6_PLL_DIV_SHIFT 6
+#define PHYREG6_PLL_DIV_2 1
+
+#define PHYREG7 0x18
+#define PHYREG7_TX_RTERM_MASK GENMASK(7, 4)
+#define PHYREG7_TX_RTERM_SHIFT 4
+#define PHYREG7_TX_RTERM_50OHM 8
+#define PHYREG7_RX_RTERM_MASK GENMASK(3, 0)
+#define PHYREG7_RX_RTERM_SHIFT 0
+#define PHYREG7_RX_RTERM_44OHM 15
+
+#define PHYREG8 0x1C
+#define PHYREG8_SSC_EN BIT(4)
+
+#define PHYREG11 0x28
+#define PHYREG11_SU_TRIM_0_7 0xF0
+
+#define PHYREG12 0x2C
+#define PHYREG12_PLL_LPF_ADJ_VALUE 4
+
+#define PHYREG13 0x30
+#define PHYREG13_RESISTER_MASK GENMASK(5, 4)
+#define PHYREG13_RESISTER_SHIFT 0x4
+#define PHYREG13_RESISTER_HIGH_Z 3
+#define PHYREG13_CKRCV_AMP0 BIT(7)
+
+#define PHYREG14 0x34
+#define PHYREG14_CKRCV_AMP1 BIT(0)
+
+#define PHYREG15 0x38
+#define PHYREG15_CTLE_EN BIT(0)
+#define PHYREG15_SSC_CNT_MASK GENMASK(7, 6)
+#define PHYREG15_SSC_CNT_SHIFT 6
+#define PHYREG15_SSC_CNT_VALUE 1
+
+#define PHYREG16 0x3C
+#define PHYREG16_SSC_CNT_VALUE 0x5f
+
+#define PHYREG18 0x44
+#define PHYREG18_PLL_LOOP 0x32
+
+#define PHYREG32 0x7C
+#define PHYREG32_SSC_MASK GENMASK(7, 4)
+#define PHYREG32_SSC_DIR_SHIFT 4
+#define PHYREG32_SSC_UPWARD 0
+#define PHYREG32_SSC_DOWNWARD 1
+#define PHYREG32_SSC_OFFSET_SHIFT 6
+#define PHYREG32_SSC_OFFSET_500PPM 1
+
+#define PHYREG33 0x80
+#define PHYREG33_PLL_KVCO_MASK GENMASK(4, 2)
+#define PHYREG33_PLL_KVCO_SHIFT 2
+#define PHYREG33_PLL_KVCO_VALUE 2
+
+struct rockchip_combphy_priv;
+
+struct combphy_reg {
+ u16 offset;
+ u16 bitend;
+ u16 bitstart;
+ u16 disable;
+ u16 enable;
+};
+
+struct rockchip_combphy_grfcfg {
+ struct combphy_reg pcie_mode_set;
+ struct combphy_reg usb_mode_set;
+ struct combphy_reg sgmii_mode_set;
+ struct combphy_reg qsgmii_mode_set;
+ struct combphy_reg pipe_rxterm_set;
+ struct combphy_reg pipe_txelec_set;
+ struct combphy_reg pipe_txcomp_set;
+ struct combphy_reg pipe_clk_25m;
+ struct combphy_reg pipe_clk_100m;
+ struct combphy_reg pipe_phymode_sel;
+ struct combphy_reg pipe_rate_sel;
+ struct combphy_reg pipe_rxterm_sel;
+ struct combphy_reg pipe_txelec_sel;
+ struct combphy_reg pipe_txcomp_sel;
+ struct combphy_reg pipe_clk_ext;
+ struct combphy_reg pipe_sel_usb;
+ struct combphy_reg pipe_sel_qsgmii;
+ struct combphy_reg pipe_phy_status;
+ struct combphy_reg con0_for_pcie;
+ struct combphy_reg con1_for_pcie;
+ struct combphy_reg con2_for_pcie;
+ struct combphy_reg con3_for_pcie;
+ struct combphy_reg con0_for_sata;
+ struct combphy_reg con1_for_sata;
+ struct combphy_reg con2_for_sata;
+ struct combphy_reg con3_for_sata;
+ struct combphy_reg pipe_con0_for_sata;
+ struct combphy_reg pipe_xpcs_phy_ready;
+};
+
+struct rockchip_combphy_cfg {
+ const struct rockchip_combphy_grfcfg *grfcfg;
+ int (*combphy_cfg)(struct rockchip_combphy_priv *priv);
+};
+
+struct rockchip_combphy_priv {
+ u8 type;
+ void __iomem *mmio;
+ int num_clks;
+ struct clk_bulk_data *clks;
+ struct device *dev;
+ struct regmap *pipe_grf;
+ struct regmap *phy_grf;
+ struct phy *phy;
+ struct reset_control *phy_rst;
+ const struct rockchip_combphy_cfg *cfg;
+ bool enable_ssc;
+ bool ext_refclk;
+ struct clk *refclk;
+};
+
+static void rockchip_combphy_updatel(struct rockchip_combphy_priv *priv,
+ int mask, int val, int reg)
+{
+ unsigned int temp;
+
+ temp = readl(priv->mmio + reg);
+ temp = (temp & ~(mask)) | val;
+ writel(temp, priv->mmio + reg);
+}
+
+static int rockchip_combphy_param_write(struct regmap *base,
+ const struct combphy_reg *reg, bool en)
+{
+ u32 val, mask, tmp;
+
+ tmp = en ? reg->enable : reg->disable;
+ mask = GENMASK(reg->bitend, reg->bitstart);
+ val = (tmp << reg->bitstart) | (mask << BIT_WRITEABLE_SHIFT);
+
+ return regmap_write(base, reg->offset, val);
+}
+
+static u32 rockchip_combphy_is_ready(struct rockchip_combphy_priv *priv)
+{
+ const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
+ u32 mask, val;
+
+ mask = GENMASK(cfg->pipe_phy_status.bitend,
+ cfg->pipe_phy_status.bitstart);
+
+ regmap_read(priv->phy_grf, cfg->pipe_phy_status.offset, &val);
+ val = (val & mask) >> cfg->pipe_phy_status.bitstart;
+
+ return val;
+}
+
+static int rockchip_combphy_init(struct phy *phy)
+{
+ struct rockchip_combphy_priv *priv = phy_get_drvdata(phy);
+ const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
+ u32 val;
+ int ret;
+
+ ret = clk_bulk_prepare_enable(priv->num_clks, priv->clks);
+ if (ret) {
+ dev_err(priv->dev, "failed to enable clks\n");
+ return ret;
+ }
+
+ switch (priv->type) {
+ case PHY_TYPE_PCIE:
+ case PHY_TYPE_USB3:
+ case PHY_TYPE_SATA:
+ case PHY_TYPE_SGMII:
+ case PHY_TYPE_QSGMII:
+ if (priv->cfg->combphy_cfg)
+ ret = priv->cfg->combphy_cfg(priv);
+ break;
+ default:
+ dev_err(priv->dev, "incompatible PHY type\n");
+ ret = -EINVAL;
+ break;
+ }
+
+ if (ret) {
+ dev_err(priv->dev, "failed to init phy for phy type %x\n", priv->type);
+ goto err_clk;
+ }
+
+ ret = reset_control_deassert(priv->phy_rst);
+ if (ret)
+ goto err_clk;
+
+ if (priv->type == PHY_TYPE_USB3) {
+ ret = readx_poll_timeout_atomic(rockchip_combphy_is_ready,
+ priv, val,
+ val == cfg->pipe_phy_status.enable,
+ 10, 1000);
+ if (ret)
+ dev_warn(priv->dev, "wait phy status ready timeout\n");
+ }
+
+ return 0;
+
+err_clk:
+ clk_bulk_disable_unprepare(priv->num_clks, priv->clks);
+
+ return ret;
+}
+
+static int rockchip_combphy_exit(struct phy *phy)
+{
+ struct rockchip_combphy_priv *priv = phy_get_drvdata(phy);
+
+ clk_bulk_disable_unprepare(priv->num_clks, priv->clks);
+ reset_control_assert(priv->phy_rst);
+
+ return 0;
+}
+
+static const struct phy_ops rochchip_combphy_ops = {
+ .init = rockchip_combphy_init,
+ .exit = rockchip_combphy_exit,
+ .owner = THIS_MODULE,
+};
+
+static struct phy *rockchip_combphy_xlate(struct device *dev, struct of_phandle_args *args)
+{
+ struct rockchip_combphy_priv *priv = dev_get_drvdata(dev);
+
+ if (args->args_count != 1) {
+ dev_err(dev, "invalid number of arguments\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (priv->type != PHY_NONE && priv->type != args->args[0])
+ dev_warn(dev, "phy type select %d overwriting type %d\n",
+ args->args[0], priv->type);
+
+ priv->type = args->args[0];
+
+ return priv->phy;
+}
+
+static int rockchip_combphy_parse_dt(struct device *dev, struct rockchip_combphy_priv *priv)
+{
+ int i;
+
+ priv->num_clks = devm_clk_bulk_get_all(dev, &priv->clks);
+ if (priv->num_clks < 1)
+ return -EINVAL;
+
+ priv->refclk = NULL;
+ for (i = 0; i < priv->num_clks; i++) {
+ if (!strncmp(priv->clks[i].id, "ref", 3)) {
+ priv->refclk = priv->clks[i].clk;
+ break;
+ }
+ }
+
+ if (!priv->refclk) {
+ dev_err(dev, "no refclk found\n");
+ return -EINVAL;
+ }
+
+ priv->pipe_grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,pipe-grf");
+ if (IS_ERR(priv->pipe_grf)) {
+ dev_err(dev, "failed to find peri_ctrl pipe-grf regmap\n");
+ return PTR_ERR(priv->pipe_grf);
+ }
+
+ priv->phy_grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,pipe-phy-grf");
+ if (IS_ERR(priv->phy_grf)) {
+ dev_err(dev, "failed to find peri_ctrl pipe-phy-grf regmap\n");
+ return PTR_ERR(priv->phy_grf);
+ }
+
+ priv->enable_ssc = device_property_present(dev, "rockchip,enable-ssc");
+
+ priv->ext_refclk = device_property_present(dev, "rockchip,ext-refclk");
+
+ priv->phy_rst = devm_reset_control_array_get_exclusive(dev);
+ if (IS_ERR(priv->phy_rst))
+ return dev_err_probe(dev, PTR_ERR(priv->phy_rst), "failed to get phy reset\n");
+
+ return 0;
+}
+
+static int rockchip_combphy_probe(struct platform_device *pdev)
+{
+ struct phy_provider *phy_provider;
+ struct device *dev = &pdev->dev;
+ struct rockchip_combphy_priv *priv;
+ const struct rockchip_combphy_cfg *phy_cfg;
+ struct resource *res;
+ int ret;
+
+ phy_cfg = of_device_get_match_data(dev);
+ if (!phy_cfg) {
+ dev_err(dev, "no OF match data provided\n");
+ return -EINVAL;
+ }
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->mmio = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+ if (IS_ERR(priv->mmio)) {
+ ret = PTR_ERR(priv->mmio);
+ return ret;
+ }
+
+ priv->dev = dev;
+ priv->type = PHY_NONE;
+ priv->cfg = phy_cfg;
+
+ ret = rockchip_combphy_parse_dt(dev, priv);
+ if (ret)
+ return ret;
+
+ ret = reset_control_assert(priv->phy_rst);
+ if (ret) {
+ dev_err(dev, "failed to reset phy\n");
+ return ret;
+ }
+
+ priv->phy = devm_phy_create(dev, NULL, &rochchip_combphy_ops);
+ if (IS_ERR(priv->phy)) {
+ dev_err(dev, "failed to create combphy\n");
+ return PTR_ERR(priv->phy);
+ }
+
+ dev_set_drvdata(dev, priv);
+ phy_set_drvdata(priv->phy, priv);
+
+ phy_provider = devm_of_phy_provider_register(dev, rockchip_combphy_xlate);
+
+ return PTR_ERR_OR_ZERO(phy_provider);
+}
+
+static int rk3568_combphy_cfg(struct rockchip_combphy_priv *priv)
+{
+ const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
+ unsigned long rate;
+ u32 val;
+
+ switch (priv->type) {
+ case PHY_TYPE_PCIE:
+ /* Set SSC downward spread spectrum. */
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK,
+ PHYREG32_SSC_DOWNWARD << PHYREG32_SSC_DIR_SHIFT,
+ PHYREG32);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con0_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true);
+ break;
+
+ case PHY_TYPE_USB3:
+ /* Set SSC downward spread spectrum. */
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK,
+ PHYREG32_SSC_DOWNWARD << PHYREG32_SSC_DIR_SHIFT,
+ PHYREG32);
+
+ /* Enable adaptive CTLE for USB3.0 Rx. */
+ val = readl(priv->mmio + PHYREG15);
+ val |= PHYREG15_CTLE_EN;
+ writel(val, priv->mmio + PHYREG15);
+
+ /* Set PLL KVCO fine tuning signals. */
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ PHYREG33_PLL_KVCO_VALUE << PHYREG33_PLL_KVCO_SHIFT,
+ PHYREG33);
+
+ /* Enable controlling random jitter. */
+ writel(PHYREG12_PLL_LPF_ADJ_VALUE, priv->mmio + PHYREG12);
+
+ /* Set PLL input clock divider 1/2. */
+ rockchip_combphy_updatel(priv, PHYREG6_PLL_DIV_MASK,
+ PHYREG6_PLL_DIV_2 << PHYREG6_PLL_DIV_SHIFT,
+ PHYREG6);
+
+ writel(PHYREG18_PLL_LOOP, priv->mmio + PHYREG18);
+ writel(PHYREG11_SU_TRIM_0_7, priv->mmio + PHYREG11);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_sel_usb, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txcomp_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txelec_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->usb_mode_set, true);
+ break;
+
+ case PHY_TYPE_SATA:
+ /* Enable adaptive CTLE for SATA Rx. */
+ val = readl(priv->mmio + PHYREG15);
+ val |= PHYREG15_CTLE_EN;
+ writel(val, priv->mmio + PHYREG15);
+ /*
+ * Set tx_rterm=50ohm and rx_rterm=44ohm for SATA.
+ * 0: 60ohm, 8: 50ohm 15: 44ohm (by step abort 1ohm)
+ */
+ val = PHYREG7_TX_RTERM_50OHM << PHYREG7_TX_RTERM_SHIFT;
+ val |= PHYREG7_RX_RTERM_44OHM << PHYREG7_RX_RTERM_SHIFT;
+ writel(val, priv->mmio + PHYREG7);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con0_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_sata, true);
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_con0_for_sata, true);
+ break;
+
+ case PHY_TYPE_SGMII:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_xpcs_phy_ready, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_phymode_sel, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_sel_qsgmii, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->sgmii_mode_set, true);
+ break;
+
+ case PHY_TYPE_QSGMII:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_xpcs_phy_ready, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_phymode_sel, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_rate_sel, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_sel_qsgmii, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->qsgmii_mode_set, true);
+ break;
+
+ default:
+ dev_err(priv->dev, "incompatible PHY type\n");
+ return -EINVAL;
+ }
+
+ rate = clk_get_rate(priv->refclk);
+
+ switch (rate) {
+ case REF_CLOCK_24MHz:
+ if (priv->type == PHY_TYPE_USB3 || priv->type == PHY_TYPE_SATA) {
+ /* Set ssc_cnt[9:0]=0101111101 & 31.5KHz. */
+ val = PHYREG15_SSC_CNT_VALUE << PHYREG15_SSC_CNT_SHIFT;
+ rockchip_combphy_updatel(priv, PHYREG15_SSC_CNT_MASK,
+ val, PHYREG15);
+
+ writel(PHYREG16_SSC_CNT_VALUE, priv->mmio + PHYREG16);
+ }
+ break;
+
+ case REF_CLOCK_25MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_25m, true);
+ break;
+
+ case REF_CLOCK_100MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_100m, true);
+ if (priv->type == PHY_TYPE_PCIE) {
+ /* PLL KVCO fine tuning. */
+ val = PHYREG33_PLL_KVCO_VALUE << PHYREG33_PLL_KVCO_SHIFT;
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ val, PHYREG33);
+
+ /* Enable controlling random jitter. */
+ writel(PHYREG12_PLL_LPF_ADJ_VALUE, priv->mmio + PHYREG12);
+
+ val = PHYREG6_PLL_DIV_2 << PHYREG6_PLL_DIV_SHIFT;
+ rockchip_combphy_updatel(priv, PHYREG6_PLL_DIV_MASK,
+ val, PHYREG6);
+
+ writel(PHYREG18_PLL_LOOP, priv->mmio + PHYREG18);
+ writel(PHYREG11_SU_TRIM_0_7, priv->mmio + PHYREG11);
+ } else if (priv->type == PHY_TYPE_SATA) {
+ /* downward spread spectrum +500ppm */
+ val = PHYREG32_SSC_DOWNWARD << PHYREG32_SSC_DIR_SHIFT;
+ val |= PHYREG32_SSC_OFFSET_500PPM << PHYREG32_SSC_OFFSET_SHIFT;
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK, val, PHYREG32);
+ }
+ break;
+
+ default:
+ dev_err(priv->dev, "unsupported rate: %lu\n", rate);
+ return -EINVAL;
+ }
+
+ if (priv->ext_refclk) {
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_ext, true);
+ if (priv->type == PHY_TYPE_PCIE && rate == REF_CLOCK_100MHz) {
+ val = PHYREG13_RESISTER_HIGH_Z << PHYREG13_RESISTER_SHIFT;
+ val |= PHYREG13_CKRCV_AMP0;
+ rockchip_combphy_updatel(priv, PHYREG13_RESISTER_MASK, val, PHYREG13);
+
+ val = readl(priv->mmio + PHYREG14);
+ val |= PHYREG14_CKRCV_AMP1;
+ writel(val, priv->mmio + PHYREG14);
+ }
+ }
+
+ if (priv->enable_ssc) {
+ val = readl(priv->mmio + PHYREG8);
+ val |= PHYREG8_SSC_EN;
+ writel(val, priv->mmio + PHYREG8);
+ }
+
+ return 0;
+}
+
+static const struct rockchip_combphy_grfcfg rk3568_combphy_grfcfgs = {
+ /* pipe-phy-grf */
+ .pcie_mode_set = { 0x0000, 5, 0, 0x00, 0x11 },
+ .usb_mode_set = { 0x0000, 5, 0, 0x00, 0x04 },
+ .sgmii_mode_set = { 0x0000, 5, 0, 0x00, 0x01 },
+ .qsgmii_mode_set = { 0x0000, 5, 0, 0x00, 0x21 },
+ .pipe_rxterm_set = { 0x0000, 12, 12, 0x00, 0x01 },
+ .pipe_txelec_set = { 0x0004, 1, 1, 0x00, 0x01 },
+ .pipe_txcomp_set = { 0x0004, 4, 4, 0x00, 0x01 },
+ .pipe_clk_25m = { 0x0004, 14, 13, 0x00, 0x01 },
+ .pipe_clk_100m = { 0x0004, 14, 13, 0x00, 0x02 },
+ .pipe_phymode_sel = { 0x0008, 1, 1, 0x00, 0x01 },
+ .pipe_rate_sel = { 0x0008, 2, 2, 0x00, 0x01 },
+ .pipe_rxterm_sel = { 0x0008, 8, 8, 0x00, 0x01 },
+ .pipe_txelec_sel = { 0x0008, 12, 12, 0x00, 0x01 },
+ .pipe_txcomp_sel = { 0x0008, 15, 15, 0x00, 0x01 },
+ .pipe_clk_ext = { 0x000c, 9, 8, 0x02, 0x01 },
+ .pipe_sel_usb = { 0x000c, 14, 13, 0x00, 0x01 },
+ .pipe_sel_qsgmii = { 0x000c, 15, 13, 0x00, 0x07 },
+ .pipe_phy_status = { 0x0034, 6, 6, 0x01, 0x00 },
+ .con0_for_pcie = { 0x0000, 15, 0, 0x00, 0x1000 },
+ .con1_for_pcie = { 0x0004, 15, 0, 0x00, 0x0000 },
+ .con2_for_pcie = { 0x0008, 15, 0, 0x00, 0x0101 },
+ .con3_for_pcie = { 0x000c, 15, 0, 0x00, 0x0200 },
+ .con0_for_sata = { 0x0000, 15, 0, 0x00, 0x0119 },
+ .con1_for_sata = { 0x0004, 15, 0, 0x00, 0x0040 },
+ .con2_for_sata = { 0x0008, 15, 0, 0x00, 0x80c3 },
+ .con3_for_sata = { 0x000c, 15, 0, 0x00, 0x4407 },
+ /* pipe-grf */
+ .pipe_con0_for_sata = { 0x0000, 15, 0, 0x00, 0x2220 },
+ .pipe_xpcs_phy_ready = { 0x0040, 2, 2, 0x00, 0x01 },
+};
+
+static const struct rockchip_combphy_cfg rk3568_combphy_cfgs = {
+ .grfcfg = &rk3568_combphy_grfcfgs,
+ .combphy_cfg = rk3568_combphy_cfg,
+};
+
+static const struct of_device_id rockchip_combphy_of_match[] = {
+ {
+ .compatible = "rockchip,rk3568-naneng-combphy",
+ .data = &rk3568_combphy_cfgs,
+ },
+ { },
+};
+MODULE_DEVICE_TABLE(of, rockchip_combphy_of_match);
+
+static struct platform_driver rockchip_combphy_driver = {
+ .probe = rockchip_combphy_probe,
+ .driver = {
+ .name = "rockchip-naneng-combphy",
+ .of_match_table = rockchip_combphy_of_match,
+ },
+};
+module_platform_driver(rockchip_combphy_driver);
+
+MODULE_DESCRIPTION("Rockchip NANENG COMBPHY driver");
+MODULE_LICENSE("GPL v2");

View file

@ -0,0 +1,46 @@
From 62b20e6e0dde8d5633e3d94b028f86fb24b31d22 Mon Sep 17 00:00:00 2001
From: Bin Yang <yangbin@rock-chips.com>
Date: Mon, 28 Feb 2022 08:56:56 -0500
Subject: [PATCH] usb: dwc3: core: do not use 3.0 clock when operating in 2.0
mode
In the 3.0 device core, if the core is programmed to operate in
2.0 only, then setting the GUCTL1.DEV_FORCE_20_CLK_FOR_30_CLK makes
the internal 2.0(utmi/ulpi) clock to be routed as the 3.0 (pipe)
clock. Enabling this feature allows the pipe3 clock to be not-running
when forcibly operating in 2.0 device mode.
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Bin Yang <yangbin@rock-chips.com>
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220228135700.1089526-6-pgwipeout@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/dwc3/core.c | 5 +++++
drivers/usb/dwc3/core.h | 1 +
2 files changed, 6 insertions(+)
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1081,6 +1081,11 @@ static int dwc3_core_init(struct dwc3 *d
if (dwc->parkmode_disable_ss_quirk)
reg |= DWC3_GUCTL1_PARKMODE_DISABLE_SS;
+ if (DWC3_VER_IS_WITHIN(DWC3, 290A, ANY) &&
+ (dwc->maximum_speed == USB_SPEED_HIGH ||
+ dwc->maximum_speed == USB_SPEED_FULL))
+ reg |= DWC3_GUCTL1_DEV_FORCE_20_CLK_FOR_30_CLK;
+
dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);
}
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -258,6 +258,7 @@
/* Global User Control 1 Register */
#define DWC3_GUCTL1_DEV_DECOUPLE_L1L2_EVT BIT(31)
#define DWC3_GUCTL1_TX_IPGAP_LINECHECK_DIS BIT(28)
+#define DWC3_GUCTL1_DEV_FORCE_20_CLK_FOR_30_CLK BIT(26)
#define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW BIT(24)
#define DWC3_GUCTL1_PARKMODE_DISABLE_SS BIT(17)
#define DWC3_GUCTL1_RESUME_OPMODE_HS_HOST BIT(10)

View file

@ -0,0 +1,54 @@
From c4313e75001492f8a288d3ffd595544cbc880821 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Sat, 5 Mar 2022 16:58:34 -0500
Subject: [PATCH] mmc: dw_mmc: Support setting f_min from host drivers
Host drivers may not be able to support frequencies as low as dw-mmc
supports. Unfortunately f_min isn't available when the drv_data->init
function is called, as the mmc_host struct hasn't been set up yet.
Support the host drivers saving the requested minimum frequency, so we
can later set f_min when it is available.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220305215835.2210388-2-pgwipeout@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
drivers/mmc/host/dw_mmc.c | 7 ++++++-
drivers/mmc/host/dw_mmc.h | 2 ++
2 files changed, 8 insertions(+), 1 deletion(-)
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2853,7 +2853,12 @@ static int dw_mci_init_slot_caps(struct
if (host->pdata->caps2)
mmc->caps2 = host->pdata->caps2;
- mmc->f_min = DW_MCI_FREQ_MIN;
+ /* if host has set a minimum_freq, we should respect it */
+ if (host->minimum_speed)
+ mmc->f_min = host->minimum_speed;
+ else
+ mmc->f_min = DW_MCI_FREQ_MIN;
+
if (!mmc->f_max)
mmc->f_max = DW_MCI_FREQ_MAX;
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -99,6 +99,7 @@ struct dw_mci_dma_slave {
* @bus_hz: The rate of @mck in Hz. This forms the basis for MMC bus
* rate and timeout calculations.
* @current_speed: Configured rate of the controller.
+ * @minimum_speed: Stored minimum rate of the controller.
* @fifoth_val: The value of FIFOTH register.
* @verid: Denote Version ID.
* @dev: Device associated with the MMC controller.
@@ -200,6 +201,7 @@ struct dw_mci {
u32 bus_hz;
u32 current_speed;
+ u32 minimum_speed;
u32 fifoth_val;
u16 verid;
struct device *dev;

View file

@ -0,0 +1,79 @@
From 52c92286b71e28d88642a4a416f40fbdb6cbb46f Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Sat, 5 Mar 2022 16:58:35 -0500
Subject: [PATCH] mmc: dw-mmc-rockchip: Fix handling invalid clock rates
The Rockchip rk356x ciu clock cannot be set as low as the dw-mmc
hardware supports. This leads to a situation during card initialization
where the clock is set lower than the clock driver can support. The
dw-mmc-rockchip driver spews errors when this happens.
For normal operation this only happens a few times during boot, but when
cd-broken is enabled (in cases such as the SoQuartz module) this fires
multiple times each poll cycle.
Fix this by testing the lowest possible frequency that the clock driver
can support which is within the mmc specification. Divide that rate by
the internal divider and set f_min to this.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220305215835.2210388-3-pgwipeout@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
drivers/mmc/host/dw_mmc-rockchip.c | 27 +++++++++++++++++++++++----
1 file changed, 23 insertions(+), 4 deletions(-)
--- a/drivers/mmc/host/dw_mmc-rockchip.c
+++ b/drivers/mmc/host/dw_mmc-rockchip.c
@@ -15,7 +15,9 @@
#include "dw_mmc.h"
#include "dw_mmc-pltfm.h"
-#define RK3288_CLKGEN_DIV 2
+#define RK3288_CLKGEN_DIV 2
+
+static const unsigned int freqs[] = { 100000, 200000, 300000, 400000 };
struct dw_mci_rockchip_priv_data {
struct clk *drv_clk;
@@ -51,7 +53,7 @@ static void dw_mci_rk3288_set_ios(struct
ret = clk_set_rate(host->ciu_clk, cclkin);
if (ret)
- dev_warn(host->dev, "failed to set rate %uHz\n", ios->clock);
+ dev_warn(host->dev, "failed to set rate %uHz err: %d\n", cclkin, ret);
bus_hz = clk_get_rate(host->ciu_clk) / RK3288_CLKGEN_DIV;
if (bus_hz != host->bus_hz) {
@@ -290,13 +292,30 @@ static int dw_mci_rk3288_parse_dt(struct
static int dw_mci_rockchip_init(struct dw_mci *host)
{
+ int ret, i;
+
/* It is slot 8 on Rockchip SoCs */
host->sdio_id0 = 8;
- if (of_device_is_compatible(host->dev->of_node,
- "rockchip,rk3288-dw-mshc"))
+ if (of_device_is_compatible(host->dev->of_node, "rockchip,rk3288-dw-mshc")) {
host->bus_hz /= RK3288_CLKGEN_DIV;
+ /* clock driver will fail if the clock is less than the lowest source clock
+ * divided by the internal clock divider. Test for the lowest available
+ * clock and set the minimum freq to clock / clock divider.
+ */
+
+ for (i = 0; i < ARRAY_SIZE(freqs); i++) {
+ ret = clk_round_rate(host->ciu_clk, freqs[i] * RK3288_CLKGEN_DIV);
+ if (ret > 0) {
+ host->minimum_speed = ret / RK3288_CLKGEN_DIV;
+ break;
+ }
+ }
+ if (ret < 0)
+ dev_warn(host->dev, "no valid minimum freq: %d\n", ret);
+ }
+
return 0;
}

View file

@ -0,0 +1,27 @@
From 4d94b98f2e2407e3f053b2546f86c76179fea644 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Sun, 29 Aug 2021 04:51:53 +0200
Subject: [PATCH] mfd: rk808: Add support for power off on RK817
RK817 has a power-off bit in SYS_CFG3. Add support for powering
off the PMIC.
Signed-off-by: Ondrej Jirman <megous@megous.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/mfd/rk808.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/mfd/rk808.c
+++ b/drivers/mfd/rk808.c
@@ -543,6 +543,10 @@ static void rk808_pm_power_off(void)
reg = RK808_DEVCTRL_REG,
bit = DEV_OFF_RST;
break;
+ case RK817_ID:
+ reg = RK817_SYS_CFG(3);
+ bit = DEV_OFF;
+ break;
case RK818_ID:
reg = RK818_DEVCTRL_REG;
bit = DEV_OFF;

View file

@ -0,0 +1,110 @@
From 56f216d8efbc1212bf5ff8a6ff5e29927965e8db Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Tue, 8 Feb 2022 14:40:23 -0500
Subject: [PATCH] mfd: rk808: Add reboot support to rk808.c
This adds reboot support to the rk808 pmic driver and enables it for
the rk809 and rk817 devices.
This only enables if the rockchip,system-power-controller flag is set.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220208194023.929720-1-pgwipeout@gmail.com
---
drivers/mfd/rk808.c | 44 +++++++++++++++++++++++++++++++++++++++
include/linux/mfd/rk808.h | 1 +
2 files changed, 45 insertions(+)
--- a/drivers/mfd/rk808.c
+++ b/drivers/mfd/rk808.c
@@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/regmap.h>
+#include <linux/reboot.h>
struct rk808_reg_data {
int addr;
@@ -543,6 +544,7 @@ static void rk808_pm_power_off(void)
reg = RK808_DEVCTRL_REG,
bit = DEV_OFF_RST;
break;
+ case RK809_ID:
case RK817_ID:
reg = RK817_SYS_CFG(3);
bit = DEV_OFF;
@@ -559,6 +561,34 @@ static void rk808_pm_power_off(void)
dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
}
+static int rk808_restart_notify(struct notifier_block *this, unsigned long mode, void *cmd)
+{
+ struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
+ unsigned int reg, bit;
+ int ret;
+
+ switch (rk808->variant) {
+ case RK809_ID:
+ case RK817_ID:
+ reg = RK817_SYS_CFG(3);
+ bit = DEV_RST;
+ break;
+
+ default:
+ return NOTIFY_DONE;
+ }
+ ret = regmap_update_bits(rk808->regmap, reg, bit, bit);
+ if (ret)
+ dev_err(&rk808_i2c_client->dev, "Failed to restart device!\n");
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block rk808_restart_handler = {
+ .notifier_call = rk808_restart_notify,
+ .priority = 192,
+};
+
static void rk8xx_shutdown(struct i2c_client *client)
{
struct rk808 *rk808 = i2c_get_clientdata(client);
@@ -727,6 +757,18 @@ static int rk808_probe(struct i2c_client
if (of_property_read_bool(np, "rockchip,system-power-controller")) {
rk808_i2c_client = client;
pm_power_off = rk808_pm_power_off;
+
+ switch (rk808->variant) {
+ case RK809_ID:
+ case RK817_ID:
+ ret = register_restart_handler(&rk808_restart_handler);
+ if (ret)
+ dev_warn(&client->dev, "failed to register rst handler, %d\n", ret);
+ break;
+ default:
+ dev_dbg(&client->dev, "pmic controlled board reset not supported\n");
+ break;
+ }
}
return 0;
@@ -749,6 +791,8 @@ static int rk808_remove(struct i2c_clien
if (pm_power_off == rk808_pm_power_off)
pm_power_off = NULL;
+ unregister_restart_handler(&rk808_restart_handler);
+
return 0;
}
--- a/include/linux/mfd/rk808.h
+++ b/include/linux/mfd/rk808.h
@@ -373,6 +373,7 @@ enum rk805_reg {
#define SWITCH2_EN BIT(6)
#define SWITCH1_EN BIT(5)
#define DEV_OFF_RST BIT(3)
+#define DEV_RST BIT(2)
#define DEV_OFF BIT(0)
#define RTC_STOP BIT(0)

View file

@ -0,0 +1,51 @@
From 5c0bb71138770d85ea840acd379edc6471b867ee Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Fri, 8 Apr 2022 11:12:34 -0400
Subject: [PATCH] soc: rockchip: set dwc3 clock for rk3566
The rk3566 dwc3 otg port clock is unavailable at boot, as it defaults to
the combophy as the clock source. As combophy0 doesn't exist on rk3566,
we need to set the clock source to the usb2 phy instead.
Add handling to the grf driver to handle this on boot.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220408151237.3165046-3-pgwipeout@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
drivers/soc/rockchip/grf.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
--- a/drivers/soc/rockchip/grf.c
+++ b/drivers/soc/rockchip/grf.c
@@ -108,6 +108,20 @@ static const struct rockchip_grf_info rk
.num_values = ARRAY_SIZE(rk3399_defaults),
};
+#define RK3566_GRF_USB3OTG0_CON1 0x0104
+
+static const struct rockchip_grf_value rk3566_defaults[] __initconst = {
+ { "usb3otg port switch", RK3566_GRF_USB3OTG0_CON1, HIWORD_UPDATE(0, 1, 12) },
+ { "usb3otg clock switch", RK3566_GRF_USB3OTG0_CON1, HIWORD_UPDATE(1, 1, 7) },
+ { "usb3otg disable usb3", RK3566_GRF_USB3OTG0_CON1, HIWORD_UPDATE(1, 1, 0) },
+};
+
+static const struct rockchip_grf_info rk3566_pipegrf __initconst = {
+ .values = rk3566_defaults,
+ .num_values = ARRAY_SIZE(rk3566_defaults),
+};
+
+
static const struct of_device_id rockchip_grf_dt_match[] __initconst = {
{
.compatible = "rockchip,rk3036-grf",
@@ -130,6 +144,9 @@ static const struct of_device_id rockchi
}, {
.compatible = "rockchip,rk3399-grf",
.data = (void *)&rk3399_grf,
+ }, {
+ .compatible = "rockchip,rk3566-pipe-grf",
+ .data = (void *)&rk3566_pipegrf,
},
{ /* sentinel */ },
};

View file

@ -0,0 +1,72 @@
From 431e7d2eece5b906578926d15ee22a70504c364d Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Fri, 29 Apr 2022 08:38:28 -0400
Subject: [PATCH] PCI: rockchip-dwc: Reset core at driver probe
The PCIe controller is in an unknown state at driver probe. This can
lead to undesireable effects when the driver attempts to configure the
controller.
Prevent issues in the future by resetting the core during probe.
Link: https://lore.kernel.org/r/20220429123832.2376381-3-pgwipeout@gmail.com
Tested-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
---
drivers/pci/controller/dwc/pcie-dw-rockchip.c | 23 ++++++++-----------
1 file changed, 10 insertions(+), 13 deletions(-)
--- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
@@ -152,6 +152,11 @@ static int rockchip_pcie_resource_get(st
if (IS_ERR(rockchip->rst_gpio))
return PTR_ERR(rockchip->rst_gpio);
+ rockchip->rst = devm_reset_control_array_get_exclusive(&pdev->dev);
+ if (IS_ERR(rockchip->rst))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rockchip->rst),
+ "failed to get reset lines\n");
+
return 0;
}
@@ -182,18 +187,6 @@ static void rockchip_pcie_phy_deinit(str
phy_power_off(rockchip->phy);
}
-static int rockchip_pcie_reset_control_release(struct rockchip_pcie *rockchip)
-{
- struct device *dev = rockchip->pci.dev;
-
- rockchip->rst = devm_reset_control_array_get_exclusive(dev);
- if (IS_ERR(rockchip->rst))
- return dev_err_probe(dev, PTR_ERR(rockchip->rst),
- "failed to get reset lines\n");
-
- return reset_control_deassert(rockchip->rst);
-}
-
static const struct dw_pcie_ops dw_pcie_ops = {
.link_up = rockchip_pcie_link_up,
.start_link = rockchip_pcie_start_link,
@@ -222,6 +215,10 @@ static int rockchip_pcie_probe(struct pl
if (ret)
return ret;
+ ret = reset_control_assert(rockchip->rst);
+ if (ret)
+ return ret;
+
/* DON'T MOVE ME: must be enable before PHY init */
rockchip->vpcie3v3 = devm_regulator_get_optional(dev, "vpcie3v3");
if (IS_ERR(rockchip->vpcie3v3)) {
@@ -241,7 +238,7 @@ static int rockchip_pcie_probe(struct pl
if (ret)
goto disable_regulator;
- ret = rockchip_pcie_reset_control_release(rockchip);
+ ret = reset_control_deassert(rockchip->rst);
if (ret)
goto deinit_phy;

View file

@ -0,0 +1,163 @@
From e8aae154df6121167e5b4f156cfc2402e651d2b1 Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Fri, 29 Apr 2022 08:38:29 -0400
Subject: [PATCH] PCI: rockchip-dwc: Add legacy interrupt support
The legacy interrupts on the rk356x PCIe controller are handled by a
single muxed interrupt. Add IRQ domain support to the pcie-dw-rockchip
driver to support the virtual domain.
Link: https://lore.kernel.org/r/20220429123832.2376381-4-pgwipeout@gmail.com
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
---
drivers/pci/controller/dwc/pcie-dw-rockchip.c | 96 ++++++++++++++++++-
1 file changed, 94 insertions(+), 2 deletions(-)
--- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
@@ -10,9 +10,12 @@
#include <linux/clk.h>
#include <linux/gpio/consumer.h>
+#include <linux/irqchip/chained_irq.h>
+#include <linux/irqdomain.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/of_device.h>
+#include <linux/of_irq.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
@@ -26,6 +29,7 @@
*/
#define HIWORD_UPDATE(mask, val) (((mask) << 16) | (val))
#define HIWORD_UPDATE_BIT(val) HIWORD_UPDATE(val, val)
+#define HIWORD_DISABLE_BIT(val) HIWORD_UPDATE(val, ~val)
#define to_rockchip_pcie(x) dev_get_drvdata((x)->dev)
@@ -36,10 +40,12 @@
#define PCIE_LINKUP (PCIE_SMLH_LINKUP | PCIE_RDLH_LINKUP)
#define PCIE_L0S_ENTRY 0x11
#define PCIE_CLIENT_GENERAL_CONTROL 0x0
+#define PCIE_CLIENT_INTR_STATUS_LEGACY 0x8
+#define PCIE_CLIENT_INTR_MASK_LEGACY 0x1c
#define PCIE_CLIENT_GENERAL_DEBUG 0x104
-#define PCIE_CLIENT_HOT_RESET_CTRL 0x180
+#define PCIE_CLIENT_HOT_RESET_CTRL 0x180
#define PCIE_CLIENT_LTSSM_STATUS 0x300
-#define PCIE_LTSSM_ENABLE_ENHANCE BIT(4)
+#define PCIE_LTSSM_ENABLE_ENHANCE BIT(4)
#define PCIE_LTSSM_STATUS_MASK GENMASK(5, 0)
struct rockchip_pcie {
@@ -51,6 +57,7 @@ struct rockchip_pcie {
struct reset_control *rst;
struct gpio_desc *rst_gpio;
struct regulator *vpcie3v3;
+ struct irq_domain *irq_domain;
};
static int rockchip_pcie_readl_apb(struct rockchip_pcie *rockchip,
@@ -65,6 +72,78 @@ static void rockchip_pcie_writel_apb(str
writel_relaxed(val, rockchip->apb_base + reg);
}
+static void rockchip_pcie_legacy_int_handler(struct irq_desc *desc)
+{
+ struct irq_chip *chip = irq_desc_get_chip(desc);
+ struct rockchip_pcie *rockchip = irq_desc_get_handler_data(desc);
+ unsigned long reg, hwirq;
+
+ chained_irq_enter(chip, desc);
+
+ reg = rockchip_pcie_readl_apb(rockchip, PCIE_CLIENT_INTR_STATUS_LEGACY);
+
+ for_each_set_bit(hwirq, &reg, 4)
+ generic_handle_domain_irq(rockchip->irq_domain, hwirq);
+
+ chained_irq_exit(chip, desc);
+}
+
+static void rockchip_intx_mask(struct irq_data *data)
+{
+ rockchip_pcie_writel_apb(irq_data_get_irq_chip_data(data),
+ HIWORD_UPDATE_BIT(BIT(data->hwirq)),
+ PCIE_CLIENT_INTR_MASK_LEGACY);
+};
+
+static void rockchip_intx_unmask(struct irq_data *data)
+{
+ rockchip_pcie_writel_apb(irq_data_get_irq_chip_data(data),
+ HIWORD_DISABLE_BIT(BIT(data->hwirq)),
+ PCIE_CLIENT_INTR_MASK_LEGACY);
+};
+
+static struct irq_chip rockchip_intx_irq_chip = {
+ .name = "INTx",
+ .irq_mask = rockchip_intx_mask,
+ .irq_unmask = rockchip_intx_unmask,
+ .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND,
+};
+
+static int rockchip_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
+ irq_hw_number_t hwirq)
+{
+ irq_set_chip_and_handler(irq, &rockchip_intx_irq_chip, handle_level_irq);
+ irq_set_chip_data(irq, domain->host_data);
+
+ return 0;
+}
+
+static const struct irq_domain_ops intx_domain_ops = {
+ .map = rockchip_pcie_intx_map,
+};
+
+static int rockchip_pcie_init_irq_domain(struct rockchip_pcie *rockchip)
+{
+ struct device *dev = rockchip->pci.dev;
+ struct device_node *intc;
+
+ intc = of_get_child_by_name(dev->of_node, "legacy-interrupt-controller");
+ if (!intc) {
+ dev_err(dev, "missing child interrupt-controller node\n");
+ return -EINVAL;
+ }
+
+ rockchip->irq_domain = irq_domain_add_linear(intc, PCI_NUM_INTX,
+ &intx_domain_ops, rockchip);
+ of_node_put(intc);
+ if (!rockchip->irq_domain) {
+ dev_err(dev, "failed to get a INTx IRQ domain\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static void rockchip_pcie_enable_ltssm(struct rockchip_pcie *rockchip)
{
rockchip_pcie_writel_apb(rockchip, PCIE_CLIENT_ENABLE_LTSSM,
@@ -111,7 +190,20 @@ static int rockchip_pcie_host_init(struc
{
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
struct rockchip_pcie *rockchip = to_rockchip_pcie(pci);
+ struct device *dev = rockchip->pci.dev;
u32 val = HIWORD_UPDATE_BIT(PCIE_LTSSM_ENABLE_ENHANCE);
+ int irq, ret;
+
+ irq = of_irq_get_byname(dev->of_node, "legacy");
+ if (irq < 0)
+ return irq;
+
+ ret = rockchip_pcie_init_irq_domain(rockchip);
+ if (ret < 0)
+ dev_err(dev, "failed to init irq domain\n");
+
+ irq_set_chained_handler_and_data(irq, rockchip_pcie_legacy_int_handler,
+ rockchip);
/* LTSSM enable control mode */
rockchip_pcie_writel_apb(rockchip, val, PCIE_CLIENT_HOT_RESET_CTRL);

View file

@ -0,0 +1,123 @@
From d0637c505f8a1d8c4088642f1f3e9e3b22da14f6 Mon Sep 17 00:00:00 2001
From: Barry Song <v-songbaohua@oppo.com>
Date: Wed, 20 Jul 2022 21:37:37 +1200
Subject: [PATCH] arm64: enable THP_SWAP for arm64
THP_SWAP has been proven to improve the swap throughput significantly
on x86_64 according to commit bd4c82c22c367e ("mm, THP, swap: delay
splitting THP after swapped out").
As long as arm64 uses 4K page size, it is quite similar with x86_64
by having 2MB PMD THP. THP_SWAP is architecture-independent, thus,
enabling it on arm64 will benefit arm64 as well.
A corner case is that MTE has an assumption that only base pages
can be swapped. We won't enable THP_SWAP for ARM64 hardware with
MTE support until MTE is reworked to coexist with THP_SWAP.
A micro-benchmark is written to measure thp swapout throughput as
below,
unsigned long long tv_to_ms(struct timeval tv)
{
return tv.tv_sec * 1000 + tv.tv_usec / 1000;
}
main()
{
struct timeval tv_b, tv_e;;
#define SIZE 400*1024*1024
volatile void *p = mmap(NULL, SIZE, PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
if (!p) {
perror("fail to get memory");
exit(-1);
}
madvise(p, SIZE, MADV_HUGEPAGE);
memset(p, 0x11, SIZE); /* write to get mem */
gettimeofday(&tv_b, NULL);
madvise(p, SIZE, MADV_PAGEOUT);
gettimeofday(&tv_e, NULL);
printf("swp out bandwidth: %ld bytes/ms\n",
SIZE/(tv_to_ms(tv_e) - tv_to_ms(tv_b)));
}
Testing is done on rk3568 64bit Quad Core Cortex-A55 platform -
ROCK 3A.
thp swp throughput w/o patch: 2734bytes/ms (mean of 10 tests)
thp swp throughput w/ patch: 3331bytes/ms (mean of 10 tests)
Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Steven Price <steven.price@arm.com>
Cc: Yang Shi <shy828301@gmail.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Barry Song <v-songbaohua@oppo.com>
Link: https://lore.kernel.org/r/20220720093737.133375-1-21cnbao@gmail.com
Signed-off-by: Will Deacon <will@kernel.org>
---
arch/arm64/Kconfig | 1 +
arch/arm64/include/asm/pgtable.h | 6 ++++++
include/linux/huge_mm.h | 12 ++++++++++++
mm/swap_slots.c | 2 +-
4 files changed, 20 insertions(+), 1 deletion(-)
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -95,6 +95,7 @@ config ARM64
select ARCH_WANT_HUGE_PMD_SHARE if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36)
select ARCH_WANT_LD_ORPHAN_WARN
select ARCH_WANTS_NO_INSTR
+ select ARCH_WANTS_THP_SWAP if ARM64_4K_PAGES
select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARM_AMBA
select ARM_ARCH_TIMER
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -44,6 +44,12 @@
__flush_tlb_range(vma, addr, end, PUD_SIZE, false, 1)
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
+static inline bool arch_thp_swp_supported(void)
+{
+ return !system_supports_mte();
+}
+#define arch_thp_swp_supported arch_thp_swp_supported
+
/*
* Outside of a few very special situations (e.g. hibernation), we always
* use broadcast TLB invalidation instructions, therefore a spurious page
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -495,4 +495,16 @@ static inline unsigned long thp_size(str
return PAGE_SIZE << thp_order(page);
}
+/*
+ * archs that select ARCH_WANTS_THP_SWAP but don't support THP_SWP due to
+ * limitations in the implementation like arm64 MTE can override this to
+ * false
+ */
+#ifndef arch_thp_swp_supported
+static inline bool arch_thp_swp_supported(void)
+{
+ return true;
+}
+#endif
+
#endif /* _LINUX_HUGE_MM_H */
--- a/mm/swap_slots.c
+++ b/mm/swap_slots.c
@@ -308,7 +308,7 @@ swp_entry_t get_swap_page(struct page *p
entry.val = 0;
if (PageTransHuge(page)) {
- if (IS_ENABLED(CONFIG_THP_SWAP))
+ if (IS_ENABLED(CONFIG_THP_SWAP) && arch_thp_swp_supported())
get_swap_pages(1, &entry, HPAGE_PMD_NR);
goto out;
}

View file

@ -0,0 +1,67 @@
From 604be85547ce4d61b89292d2f9a78c721b778c16 Mon Sep 17 00:00:00 2001
From: Andy Yan <andy.yan@rock-chips.com>
Date: Fri, 22 Apr 2022 09:28:39 +0200
Subject: [PATCH] drm/rockchip: Add VOP2 driver
The VOP2 unit is found on Rockchip SoCs beginning with rk3566/rk3568.
It replaces the VOP unit found in the older Rockchip SoCs.
This driver has been derived from the downstream Rockchip Kernel and
heavily modified:
- All nonstandard DRM properties have been removed
- dropped struct vop2_plane_state and pass around less data between
functions
- Dropped all DRM_FORMAT_* not known on upstream
- rework register access to get rid of excessively used macros
- Drop all waiting for framesyncs
The driver is tested with HDMI and MIPI-DSI display on a RK3568-EVB
board. Overlay support is tested with the modetest utility. AFBC support
on the cluster windows is tested with weston-simple-dmabuf-egl on
weston using the (yet to be upstreamed) panfrost driver support.
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Co-Developed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
[dt-binding-header:]
Acked-by: Rob Herring <robh@kernel.org>
[moved dt-binding header from dt-nodes patch to here
and made checkpatch --strict happier]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-23-s.hauer@pengutronix.de
---
drivers/gpu/drm/rockchip/Kconfig | 6 +
drivers/gpu/drm/rockchip/Makefile | 1 +
drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 1 +
drivers/gpu/drm/rockchip/rockchip_drm_drv.h | 6 +-
drivers/gpu/drm/rockchip/rockchip_drm_fb.c | 2 +
drivers/gpu/drm/rockchip/rockchip_drm_vop.h | 14 +
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 2706 ++++++++++++++++++
drivers/gpu/drm/rockchip/rockchip_drm_vop2.h | 477 +++
drivers/gpu/drm/rockchip/rockchip_vop2_reg.c | 281 ++
include/dt-bindings/soc/rockchip,vop2.h | 14 +
10 files changed, 3507 insertions(+), 1 deletion(-)
create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
create mode 100644 drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
create mode 100644 drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
create mode 100644 include/dt-bindings/soc/rockchip,vop2.h
--- /dev/null
+++ b/include/dt-bindings/soc/rockchip,vop2.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
+
+#ifndef __DT_BINDINGS_ROCKCHIP_VOP2_H
+#define __DT_BINDINGS_ROCKCHIP_VOP2_H
+
+#define ROCKCHIP_VOP2_EP_RGB0 1
+#define ROCKCHIP_VOP2_EP_HDMI0 2
+#define ROCKCHIP_VOP2_EP_EDP0 3
+#define ROCKCHIP_VOP2_EP_MIPI0 4
+#define ROCKCHIP_VOP2_EP_LVDS0 5
+#define ROCKCHIP_VOP2_EP_MIPI1 6
+#define ROCKCHIP_VOP2_EP_LVDS1 7
+
+#endif /* __DT_BINDINGS_ROCKCHIP_VOP2_H */

View file

@ -0,0 +1,394 @@
From 2e9bffc4f713db465177238f6033f7d367d6f151 Mon Sep 17 00:00:00 2001
From: Shawn Lin <shawn.lin@rock-chips.com>
Date: Thu, 25 Aug 2022 21:38:34 +0200
Subject: [PATCH] phy: rockchip: Support PCIe v3
RK3568 supports PCIe v3 using not Combphy like PCIe v2 on rk3566.
It use a dedicated PCIe-phy. Add support for this.
Initial support by Shawn Lin, modifications by Peter Geis and Frank
Wunderlich.
Add data-lanes property for splitting pcie-lanes across controllers.
The data-lanes is an array where x=0 means lane is disabled and x > 0
means controller x is assigned to phy lane.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Suggested-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20220825193836.54262-4-linux@fw-web.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/rockchip/Kconfig | 9 +
drivers/phy/rockchip/Makefile | 1 +
.../phy/rockchip/phy-rockchip-snps-pcie3.c | 319 ++++++++++++++++++
include/linux/phy/pcie.h | 12 +
4 files changed, 341 insertions(+)
create mode 100644 drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
create mode 100644 include/linux/phy/pcie.h
--- a/drivers/phy/rockchip/Kconfig
+++ b/drivers/phy/rockchip/Kconfig
@@ -83,6 +83,15 @@ config PHY_ROCKCHIP_PCIE
help
Enable this to support the Rockchip PCIe PHY.
+config PHY_ROCKCHIP_SNPS_PCIE3
+ tristate "Rockchip Snps PCIe3 PHY Driver"
+ depends on (ARCH_ROCKCHIP && OF) || COMPILE_TEST
+ depends on HAS_IOMEM
+ select GENERIC_PHY
+ select MFD_SYSCON
+ help
+ Enable this to support the Rockchip snps PCIe3 PHY.
+
config PHY_ROCKCHIP_TYPEC
tristate "Rockchip TYPEC PHY Driver"
depends on OF && (ARCH_ROCKCHIP || COMPILE_TEST)
--- a/drivers/phy/rockchip/Makefile
+++ b/drivers/phy/rockchip/Makefile
@@ -8,5 +8,6 @@ obj-$(CONFIG_PHY_ROCKCHIP_INNO_HDMI) +=
obj-$(CONFIG_PHY_ROCKCHIP_INNO_USB2) += phy-rockchip-inno-usb2.o
obj-$(CONFIG_PHY_ROCKCHIP_NANENG_COMBO_PHY) += phy-rockchip-naneng-combphy.o
obj-$(CONFIG_PHY_ROCKCHIP_PCIE) += phy-rockchip-pcie.o
+obj-$(CONFIG_PHY_ROCKCHIP_SNPS_PCIE3) += phy-rockchip-snps-pcie3.o
obj-$(CONFIG_PHY_ROCKCHIP_TYPEC) += phy-rockchip-typec.o
obj-$(CONFIG_PHY_ROCKCHIP_USB) += phy-rockchip-usb.o
--- /dev/null
+++ b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
@@ -0,0 +1,319 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Rockchip PCIE3.0 phy driver
+ *
+ * Copyright (C) 2022 Rockchip Electronics Co., Ltd.
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/phy/pcie.h>
+#include <linux/phy/phy.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+
+/* Register for RK3568 */
+#define GRF_PCIE30PHY_CON1 0x4
+#define GRF_PCIE30PHY_CON6 0x18
+#define GRF_PCIE30PHY_CON9 0x24
+#define GRF_PCIE30PHY_DA_OCM (BIT(15) | BIT(31))
+#define GRF_PCIE30PHY_STATUS0 0x80
+#define GRF_PCIE30PHY_WR_EN (0xf << 16)
+#define SRAM_INIT_DONE(reg) (reg & BIT(14))
+
+#define RK3568_BIFURCATION_LANE_0_1 BIT(0)
+
+/* Register for RK3588 */
+#define PHP_GRF_PCIESEL_CON 0x100
+#define RK3588_PCIE3PHY_GRF_CMN_CON0 0x0
+#define RK3588_PCIE3PHY_GRF_PHY0_STATUS1 0x904
+#define RK3588_PCIE3PHY_GRF_PHY1_STATUS1 0xa04
+#define RK3588_SRAM_INIT_DONE(reg) (reg & BIT(0))
+
+#define RK3588_BIFURCATION_LANE_0_1 BIT(0)
+#define RK3588_BIFURCATION_LANE_2_3 BIT(1)
+#define RK3588_LANE_AGGREGATION BIT(2)
+
+struct rockchip_p3phy_ops;
+
+struct rockchip_p3phy_priv {
+ const struct rockchip_p3phy_ops *ops;
+ void __iomem *mmio;
+ /* mode: RC, EP */
+ int mode;
+ /* pcie30_phymode: Aggregation, Bifurcation */
+ int pcie30_phymode;
+ struct regmap *phy_grf;
+ struct regmap *pipe_grf;
+ struct reset_control *p30phy;
+ struct phy *phy;
+ struct clk_bulk_data *clks;
+ int num_clks;
+ int num_lanes;
+ u32 lanes[4];
+};
+
+struct rockchip_p3phy_ops {
+ int (*phy_init)(struct rockchip_p3phy_priv *priv);
+};
+
+static int rockchip_p3phy_set_mode(struct phy *phy, enum phy_mode mode, int submode)
+{
+ struct rockchip_p3phy_priv *priv = phy_get_drvdata(phy);
+
+ /* Actually We don't care EP/RC mode, but just record it */
+ switch (submode) {
+ case PHY_MODE_PCIE_RC:
+ priv->mode = PHY_MODE_PCIE_RC;
+ break;
+ case PHY_MODE_PCIE_EP:
+ priv->mode = PHY_MODE_PCIE_EP;
+ break;
+ default:
+ dev_err(&phy->dev, "%s, invalid mode\n", __func__);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rockchip_p3phy_rk3568_init(struct rockchip_p3phy_priv *priv)
+{
+ struct phy *phy = priv->phy;
+ bool bifurcation = false;
+ int ret, i;
+ u32 reg;
+
+ /* Deassert PCIe PMA output clamp mode */
+ regmap_write(priv->phy_grf, GRF_PCIE30PHY_CON9, GRF_PCIE30PHY_DA_OCM);
+
+ for (i = 0; i < priv->num_lanes; i++) {
+ dev_info(&phy->dev, "lane number %d, val %d\n", i, priv->lanes[i]);
+ if (priv->lanes[i] > 1)
+ bifurcation = true;
+ }
+
+ /* Set bifurcation if needed, and it doesn't care RC/EP */
+ if (bifurcation) {
+ dev_info(&phy->dev, "bifurcation enabled\n");
+ regmap_write(priv->phy_grf, GRF_PCIE30PHY_CON6,
+ GRF_PCIE30PHY_WR_EN | RK3568_BIFURCATION_LANE_0_1);
+ regmap_write(priv->phy_grf, GRF_PCIE30PHY_CON1,
+ GRF_PCIE30PHY_DA_OCM);
+ } else {
+ dev_dbg(&phy->dev, "bifurcation disabled\n");
+ regmap_write(priv->phy_grf, GRF_PCIE30PHY_CON6,
+ GRF_PCIE30PHY_WR_EN & ~RK3568_BIFURCATION_LANE_0_1);
+ }
+
+ reset_control_deassert(priv->p30phy);
+
+ ret = regmap_read_poll_timeout(priv->phy_grf,
+ GRF_PCIE30PHY_STATUS0,
+ reg, SRAM_INIT_DONE(reg),
+ 0, 500);
+ if (ret)
+ dev_err(&priv->phy->dev, "%s: lock failed 0x%x, check input refclk and power supply\n",
+ __func__, reg);
+ return ret;
+}
+
+static const struct rockchip_p3phy_ops rk3568_ops = {
+ .phy_init = rockchip_p3phy_rk3568_init,
+};
+
+static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv)
+{
+ u32 reg = 0;
+ u8 mode = 0;
+ int i, ret;
+
+ /* Deassert PCIe PMA output clamp mode */
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, BIT(8) | BIT(24));
+
+ /* Set bifurcation if needed */
+ for (i = 0; i < priv->num_lanes; i++) {
+ if (!priv->lanes[i])
+ mode |= (BIT(i) << 3);
+
+ if (priv->lanes[i] > 1)
+ mode |= (BIT(i) >> 1);
+ }
+
+ if (!mode)
+ reg = RK3588_LANE_AGGREGATION;
+ else {
+ if (mode & (BIT(0) | BIT(1)))
+ reg |= RK3588_BIFURCATION_LANE_0_1;
+
+ if (mode & (BIT(2) | BIT(3)))
+ reg |= RK3588_BIFURCATION_LANE_2_3;
+ }
+
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, (0x7<<16) | reg);
+
+ /* Set pcie1ln_sel in PHP_GRF_PCIESEL_CON */
+ if (!IS_ERR(priv->pipe_grf)) {
+ reg = (mode & (BIT(6) | BIT(7))) >> 6;
+ if (reg)
+ regmap_write(priv->pipe_grf, PHP_GRF_PCIESEL_CON,
+ (reg << 16) | reg);
+ }
+
+ reset_control_deassert(priv->p30phy);
+
+ ret = regmap_read_poll_timeout(priv->phy_grf,
+ RK3588_PCIE3PHY_GRF_PHY0_STATUS1,
+ reg, RK3588_SRAM_INIT_DONE(reg),
+ 0, 500);
+ ret |= regmap_read_poll_timeout(priv->phy_grf,
+ RK3588_PCIE3PHY_GRF_PHY1_STATUS1,
+ reg, RK3588_SRAM_INIT_DONE(reg),
+ 0, 500);
+ if (ret)
+ dev_err(&priv->phy->dev, "lock failed 0x%x, check input refclk and power supply\n",
+ reg);
+ return ret;
+}
+
+static const struct rockchip_p3phy_ops rk3588_ops = {
+ .phy_init = rockchip_p3phy_rk3588_init,
+};
+
+static int rochchip_p3phy_init(struct phy *phy)
+{
+ struct rockchip_p3phy_priv *priv = phy_get_drvdata(phy);
+ int ret;
+
+ ret = clk_bulk_prepare_enable(priv->num_clks, priv->clks);
+ if (ret) {
+ dev_err(&priv->phy->dev, "failed to enable PCIe bulk clks %d\n", ret);
+ return ret;
+ }
+
+ reset_control_assert(priv->p30phy);
+ udelay(1);
+
+ if (priv->ops->phy_init) {
+ ret = priv->ops->phy_init(priv);
+ if (ret)
+ clk_bulk_disable_unprepare(priv->num_clks, priv->clks);
+ }
+
+ return ret;
+}
+
+static int rochchip_p3phy_exit(struct phy *phy)
+{
+ struct rockchip_p3phy_priv *priv = phy_get_drvdata(phy);
+
+ clk_bulk_disable_unprepare(priv->num_clks, priv->clks);
+ reset_control_assert(priv->p30phy);
+ return 0;
+}
+
+static const struct phy_ops rochchip_p3phy_ops = {
+ .init = rochchip_p3phy_init,
+ .exit = rochchip_p3phy_exit,
+ .set_mode = rockchip_p3phy_set_mode,
+ .owner = THIS_MODULE,
+};
+
+static int rockchip_p3phy_probe(struct platform_device *pdev)
+{
+ struct phy_provider *phy_provider;
+ struct device *dev = &pdev->dev;
+ struct rockchip_p3phy_priv *priv;
+ struct device_node *np = dev->of_node;
+ struct resource *res;
+ int ret;
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ priv->mmio = devm_ioremap_resource(dev, res);
+ if (IS_ERR(priv->mmio)) {
+ ret = PTR_ERR(priv->mmio);
+ return ret;
+ }
+
+ priv->ops = of_device_get_match_data(&pdev->dev);
+ if (!priv->ops) {
+ dev_err(dev, "no of match data provided\n");
+ return -EINVAL;
+ }
+
+ priv->phy_grf = syscon_regmap_lookup_by_phandle(np, "rockchip,phy-grf");
+ if (IS_ERR(priv->phy_grf)) {
+ dev_err(dev, "failed to find rockchip,phy_grf regmap\n");
+ return PTR_ERR(priv->phy_grf);
+ }
+
+ priv->pipe_grf = syscon_regmap_lookup_by_phandle(dev->of_node,
+ "rockchip,pipe-grf");
+ if (IS_ERR(priv->pipe_grf))
+ dev_info(dev, "failed to find rockchip,pipe_grf regmap\n");
+
+ priv->num_lanes = of_property_read_variable_u32_array(dev->of_node, "data-lanes",
+ priv->lanes, 2,
+ ARRAY_SIZE(priv->lanes));
+
+ /* if no data-lanes assume aggregation */
+ if (priv->num_lanes == -EINVAL) {
+ dev_dbg(dev, "no data-lanes property found\n");
+ priv->num_lanes = 1;
+ priv->lanes[0] = 1;
+ } else if (priv->num_lanes < 0) {
+ dev_err(dev, "failed to read data-lanes property %d\n", priv->num_lanes);
+ return priv->num_lanes;
+ }
+
+ priv->phy = devm_phy_create(dev, NULL, &rochchip_p3phy_ops);
+ if (IS_ERR(priv->phy)) {
+ dev_err(dev, "failed to create combphy\n");
+ return PTR_ERR(priv->phy);
+ }
+
+ priv->p30phy = devm_reset_control_get_optional_exclusive(dev, "phy");
+ if (IS_ERR(priv->p30phy)) {
+ return dev_err_probe(dev, PTR_ERR(priv->p30phy),
+ "failed to get phy reset control\n");
+ }
+ if (!priv->p30phy)
+ dev_info(dev, "no phy reset control specified\n");
+
+ priv->num_clks = devm_clk_bulk_get_all(dev, &priv->clks);
+ if (priv->num_clks < 1)
+ return -ENODEV;
+
+ dev_set_drvdata(dev, priv);
+ phy_set_drvdata(priv->phy, priv);
+ phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
+ return PTR_ERR_OR_ZERO(phy_provider);
+}
+
+static const struct of_device_id rockchip_p3phy_of_match[] = {
+ { .compatible = "rockchip,rk3568-pcie3-phy", .data = &rk3568_ops },
+ { .compatible = "rockchip,rk3588-pcie3-phy", .data = &rk3588_ops },
+ { },
+};
+MODULE_DEVICE_TABLE(of, rockchip_p3phy_of_match);
+
+static struct platform_driver rockchip_p3phy_driver = {
+ .probe = rockchip_p3phy_probe,
+ .driver = {
+ .name = "rockchip-snps-pcie3-phy",
+ .of_match_table = rockchip_p3phy_of_match,
+ },
+};
+module_platform_driver(rockchip_p3phy_driver);
+MODULE_DESCRIPTION("Rockchip Synopsys PCIe 3.0 PHY driver");
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/include/linux/phy/pcie.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
+ */
+#ifndef __PHY_PCIE_H
+#define __PHY_PCIE_H
+
+#define PHY_MODE_PCIE_RC 20
+#define PHY_MODE_PCIE_EP 21
+#define PHY_MODE_PCIE_BIFURCATION 22
+
+#endif

View file

@ -0,0 +1,146 @@
From faedfa5b40f095d09040c3a040e2f8dee4a36b4b Mon Sep 17 00:00:00 2001
From: Frank Wunderlich <frank-w@public-files.de>
Date: Thu, 25 Aug 2022 21:38:35 +0200
Subject: [PATCH] arm64: dts: rockchip: Add PCIe v3 nodes to rk3568
Add nodes to rk356x devicetree to support PCIe v3.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20220825193836.54262-5-linux@fw-web.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3568.dtsi | 122 +++++++++++++++++++++++
1 file changed, 122 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -42,6 +42,128 @@
reg = <0x0 0xfe190200 0x0 0x20>;
};
+ pcie30_phy_grf: syscon@fdcb8000 {
+ compatible = "rockchip,rk3568-pcie3-phy-grf", "syscon";
+ reg = <0x0 0xfdcb8000 0x0 0x10000>;
+ };
+
+ pcie30phy: phy@fe8c0000 {
+ compatible = "rockchip,rk3568-pcie3-phy";
+ reg = <0x0 0xfe8c0000 0x0 0x20000>;
+ #phy-cells = <0>;
+ clocks = <&pmucru CLK_PCIE30PHY_REF_M>, <&pmucru CLK_PCIE30PHY_REF_N>,
+ <&cru PCLK_PCIE30PHY>;
+ clock-names = "refclk_m", "refclk_n", "pclk";
+ resets = <&cru SRST_PCIE30PHY>;
+ reset-names = "phy";
+ rockchip,phy-grf = <&pcie30_phy_grf>;
+ status = "disabled";
+ };
+
+ pcie3x1: pcie@fe270000 {
+ compatible = "rockchip,rk3568-pcie";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x0 0xf>;
+ clocks = <&cru ACLK_PCIE30X1_MST>, <&cru ACLK_PCIE30X1_SLV>,
+ <&cru ACLK_PCIE30X1_DBI>, <&cru PCLK_PCIE30X1>,
+ <&cru CLK_PCIE30X1_AUX_NDFT>;
+ clock-names = "aclk_mst", "aclk_slv",
+ "aclk_dbi", "pclk", "aux";
+ device_type = "pci";
+ interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sys", "pmc", "msg", "legacy", "err";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie3x1_intc 0>,
+ <0 0 0 2 &pcie3x1_intc 1>,
+ <0 0 0 3 &pcie3x1_intc 2>,
+ <0 0 0 4 &pcie3x1_intc 3>;
+ linux,pci-domain = <1>;
+ num-ib-windows = <6>;
+ num-ob-windows = <2>;
+ max-link-speed = <3>;
+ msi-map = <0x0 &gic 0x1000 0x1000>;
+ num-lanes = <1>;
+ phys = <&pcie30phy>;
+ phy-names = "pcie-phy";
+ power-domains = <&power RK3568_PD_PIPE>;
+ reg = <0x3 0xc0400000 0x0 0x00400000>,
+ <0x0 0xfe270000 0x0 0x00010000>,
+ <0x3 0x7f000000 0x0 0x01000000>;
+ ranges = <0x01000000 0x0 0x3ef00000 0x3 0x7ef00000 0x0 0x00100000>,
+ <0x02000000 0x0 0x00000000 0x3 0x40000000 0x0 0x3ef00000>;
+ reg-names = "dbi", "apb", "config";
+ resets = <&cru SRST_PCIE30X1_POWERUP>;
+ reset-names = "pipe";
+ /* bifurcation; lane1 when using 1+1 */
+ status = "disabled";
+
+ pcie3x1_intc: legacy-interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 157 IRQ_TYPE_EDGE_RISING>;
+ };
+ };
+
+ pcie3x2: pcie@fe280000 {
+ compatible = "rockchip,rk3568-pcie";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x0 0xf>;
+ clocks = <&cru ACLK_PCIE30X2_MST>, <&cru ACLK_PCIE30X2_SLV>,
+ <&cru ACLK_PCIE30X2_DBI>, <&cru PCLK_PCIE30X2>,
+ <&cru CLK_PCIE30X2_AUX_NDFT>;
+ clock-names = "aclk_mst", "aclk_slv",
+ "aclk_dbi", "pclk", "aux";
+ device_type = "pci";
+ interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sys", "pmc", "msg", "legacy", "err";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie3x2_intc 0>,
+ <0 0 0 2 &pcie3x2_intc 1>,
+ <0 0 0 3 &pcie3x2_intc 2>,
+ <0 0 0 4 &pcie3x2_intc 3>;
+ linux,pci-domain = <2>;
+ num-ib-windows = <6>;
+ num-ob-windows = <2>;
+ max-link-speed = <3>;
+ msi-map = <0x0 &gic 0x2000 0x1000>;
+ num-lanes = <2>;
+ phys = <&pcie30phy>;
+ phy-names = "pcie-phy";
+ power-domains = <&power RK3568_PD_PIPE>;
+ reg = <0x3 0xc0800000 0x0 0x00400000>,
+ <0x0 0xfe280000 0x0 0x00010000>,
+ <0x3 0xbf000000 0x0 0x01000000>;
+ ranges = <0x01000000 0x0 0x3ef00000 0x3 0xbef00000 0x0 0x00100000>,
+ <0x02000000 0x0 0x00000000 0x3 0x80000000 0x0 0x3ef00000>;
+ reg-names = "dbi", "apb", "config";
+ resets = <&cru SRST_PCIE30X2_POWERUP>;
+ reset-names = "pipe";
+ /* bifurcation; lane0 when using 1+1 */
+ status = "disabled";
+
+ pcie3x2_intc: legacy-interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 162 IRQ_TYPE_EDGE_RISING>;
+ };
+ };
+
gmac0: ethernet@fe2a0000 {
compatible = "rockchip,rk3568-gmac", "snps,dwmac-4.20a";
reg = <0x0 0xfe2a0000 0x0 0x10000>;

View file

@ -1,31 +0,0 @@
From 6731d2c9039fbe1ecf21915eab3acee0a999508a Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Fri, 10 Jul 2020 21:38:20 +0200
Subject: [PATCH] rockchip: use system LED for OpenWrt
Use the SYS LED on the casing for showing system status.
This patch is kept separate from the NanoPi R2S support patch, as i plan
on submitting the device support upstream.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -13,6 +13,13 @@
model = "FriendlyElec NanoPi R2S";
compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
+ aliases {
+ led-boot = &sys_led;
+ led-failsafe = &sys_led;
+ led-running = &sys_led;
+ led-upgrade = &sys_led;
+ };
+
chosen {
stdout-path = "serial2:1500000n8";
};

View file

@ -1,23 +0,0 @@
From 2795c8b31a686bdb8338f9404d18ef7a154f0d75 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Sun, 26 Jul 2020 13:32:59 +0200
Subject: [PATCH] arm64: rockchip: add OF node for USB eth on NanoPi R2S
This adds the OF node for the USB3 ethernet adapter on the FriendlyARM
NanoPi R2S. Add the correct value for the RTL8153 LED configuration
register to match the blink behavior of the other port on the device.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 7 +++++++
1 file changed, 1 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -404,6 +404,7 @@
rtl8153: device@2 {
compatible = "usbbda,8153";
reg = <2>;
+ realtek,led-data = <0x87>;
};
};

View file

@ -1,26 +0,0 @@
From: David Bauer <mail@david-bauer.net>
Subject: arm64: dts: rockchip: disable UHS modes for NanoPi R4S
The NanoPi R4S leaves the SD card in 1.8V signalling when rebooting
while U-Boot requires the card to be in 3.3V mode.
Remove UHS support from the SD controller so the card remains in 3.3V
mode. This reduces transfer speeds but ensures a reboot whether from
userspace or following a kernel panic is always working.
Signed-off-by: David Bauer <mail@david-bauer.net>
--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
@@ -121,6 +121,11 @@
status = "disabled";
};
+&sdmmc {
+ /delete-property/ sd-uhs-sdr104;
+ cap-sd-highspeed;
+};
+
&u2phy0_host {
phy-supply = <&vdd_5v>;
};

View file

@ -0,0 +1,22 @@
--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
@@ -96,6 +96,19 @@
max-link-speed = <1>;
num-lanes = <1>;
vpcie3v3-supply = <&vcc3v3_sys>;
+
+ pcie@0 {
+ reg = <0x00000000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ pcie-eth@0,0 {
+ compatible = "pci10ec,8168";
+ reg = <0x000000 0 0 0 0>;
+
+ realtek,led-data = <0x870>;
+ };
+ };
};
&pinctrl {

View file

@ -0,0 +1,35 @@
From 0d329112c709d6cfedf0fffb19f0cc6b19043f6b Mon Sep 17 00:00:00 2001
From: Jonas Karlman <jonas@kwiboo.se>
Date: Wed, 20 Feb 2019 07:38:34 +0000
Subject: [PATCH] mmc: core: set initial signal voltage on power off
Some boards have SD card connectors where the power rail cannot be switched
off by the driver. If the card has not been power cycled, it may still be
using 1.8V signaling after a warm re-boot. Bootroms expecting 3.3V signaling
will fail to boot from a UHS card that continue to use 1.8V signaling.
Set initial signal voltage in mmc_power_off() to allow re-boot to function.
This fixes re-boot with UHS cards on Asus Tinker Board (Rockchip RK3288),
same issue have been seen on some Rockchip RK3399 boards.
I am sending this as a RFC because I have no insights into SD/MMC subsystem,
this change fix a re-boot issue on my boards and does not break emmc/sdio.
Is this an acceptable workaround? Any advice is appreciated.
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
---
drivers/mmc/core/core.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1358,6 +1358,8 @@ void mmc_power_off(struct mmc_host *host
mmc_pwrseq_power_off(host);
+ mmc_set_initial_signal_voltage(host);
+
host->ios.clock = 0;
host->ios.vdd = 0;

View file

@ -0,0 +1,141 @@
From cfb1aa4c805e58287dd0ce292b5c64309e3dba2f Mon Sep 17 00:00:00 2001
From: Furkan Kardame <f.kardame@manjaro.org>
Date: Sun, 9 Oct 2022 22:24:05 +0300
Subject: [PATCH] net: phy: add support for Motorcomm yt8531C phy
This patch adds support for Motorcomm YT8531C which is
used in OrangePi 3 LTS, OrangePi 4 LTS and OrangePi 800
Currently being used by Manjaro Arm kernel
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Furkan Kardame <f.kardame@manjaro.org>
---
drivers/net/phy/motorcomm.c | 90 +++++++++++++++++++++++++++++++++++++
1 file changed, 90 insertions(+)
--- a/drivers/net/phy/motorcomm.c
+++ b/drivers/net/phy/motorcomm.c
@@ -10,6 +10,7 @@
#include <linux/phy.h>
#define PHY_ID_YT8511 0x0000010a
+#define PHY_ID_YT8531 0x4f51e91b
#define YT8511_PAGE_SELECT 0x1e
#define YT8511_PAGE 0x1f
@@ -38,6 +39,38 @@
#define YT8511_DELAY_FE_TX_EN (0xf << 12)
#define YT8511_DELAY_FE_TX_DIS (0x2 << 12)
+#define YT8531_RGMII_CONFIG1 0xa003
+
+/* TX Gig-E Delay is bits 3:0, default 0x1
+ * TX Fast-E Delay is bits 7:4, default 0xf
+ * RX Delay is bits 13:10, default 0x0
+ * Delay = 150ps * N
+ * On = 2000ps, off = 50ps
+ */
+#define YT8531_DELAY_GE_TX_EN (0xd << 0)
+#define YT8531_DELAY_GE_TX_DIS (0x0 << 0)
+#define YT8531_DELAY_FE_TX_EN (0xd << 4)
+#define YT8531_DELAY_FE_TX_DIS (0x0 << 4)
+#define YT8531_DELAY_RX_EN (0xd << 10)
+#define YT8531_DELAY_RX_DIS (0x0 << 10)
+#define YT8531_DELAY_MASK (GENMASK(13, 10) | GENMASK(7, 0))
+
+#define YT8531_SYNCE_CFG 0xa012
+
+/* Clk src config is bits 3:1
+ * 3b000 src from pll
+ * 3b001 src from rx_clk
+ * 3b010 src from serdes
+ * 3b011 src from ptp_in
+ * 3b100 src from 25mhz refclk *default*
+ * 3b101 src from 25mhz ssc
+ * Clk rate select is bit 4
+ * 1b0 25mhz clk output *default*
+ * 1b1 125mhz clk output
+ * Clkout enable is bit 6
+ */
+#define YT8531_CLKCFG_125M (BIT(6) | BIT(4) | (0x0 < 1))
+
static int yt8511_read_page(struct phy_device *phydev)
{
return __phy_read(phydev, YT8511_PAGE_SELECT);
@@ -111,6 +144,51 @@ err_restore_page:
return phy_restore_page(phydev, oldpage, ret);
}
+static int yt8531_config_init(struct phy_device *phydev)
+{
+ int oldpage, ret = 0;
+ unsigned int val;
+
+ oldpage = phy_select_page(phydev, YT8531_RGMII_CONFIG1);
+ if (oldpage < 0)
+ goto err_restore_page;
+
+ /* set rgmii delay mode */
+ switch (phydev->interface) {
+ case PHY_INTERFACE_MODE_RGMII:
+ val = YT8531_DELAY_RX_DIS | YT8531_DELAY_GE_TX_DIS | YT8531_DELAY_FE_TX_DIS;
+ break;
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ val = YT8531_DELAY_RX_EN | YT8531_DELAY_GE_TX_DIS | YT8531_DELAY_FE_TX_DIS;
+ break;
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ val = YT8531_DELAY_RX_DIS | YT8531_DELAY_GE_TX_EN | YT8531_DELAY_FE_TX_EN;
+ break;
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ val = YT8531_DELAY_RX_EN | YT8531_DELAY_GE_TX_EN | YT8531_DELAY_FE_TX_EN;
+ break;
+ default: /* do not support other modes */
+ ret = -EOPNOTSUPP;
+ goto err_restore_page;
+ }
+
+ ret = __phy_modify(phydev, YT8511_PAGE, YT8531_DELAY_MASK, val);
+ if (ret < 0)
+ goto err_restore_page;
+
+ /* set clock mode to 125mhz */
+ ret = __phy_write(phydev, YT8511_PAGE_SELECT, YT8531_SYNCE_CFG);
+ if (ret < 0)
+ goto err_restore_page;
+
+ ret = __phy_write(phydev, YT8511_PAGE, YT8531_CLKCFG_125M);
+ if (ret < 0)
+ goto err_restore_page;
+
+err_restore_page:
+ return phy_restore_page(phydev, oldpage, ret);
+}
+
static struct phy_driver motorcomm_phy_drvs[] = {
{
PHY_ID_MATCH_EXACT(PHY_ID_YT8511),
@@ -120,7 +198,16 @@ static struct phy_driver motorcomm_phy_d
.resume = genphy_resume,
.read_page = yt8511_read_page,
.write_page = yt8511_write_page,
+ }, {
+ PHY_ID_MATCH_EXACT(PHY_ID_YT8531),
+ .name = "YT8531 Gigabit Ethernet",
+ .config_init = yt8531_config_init,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
+ .read_page = yt8511_read_page,
+ .write_page = yt8511_write_page,
},
+
};
module_phy_driver(motorcomm_phy_drvs);
@@ -131,6 +218,7 @@ MODULE_LICENSE("GPL");
static const struct mdio_device_id __maybe_unused motorcomm_tbl[] = {
{ PHY_ID_MATCH_EXACT(PHY_ID_YT8511) },
+ { PHY_ID_MATCH_EXACT(PHY_ID_YT8531) },
{ /* sentinal */ }
};

View file

@ -0,0 +1,22 @@
From 3b7eb946b1d640d684a921e53e1e50985ab7eb89 Mon Sep 17 00:00:00 2001
From: QiuSimons <45143996+QiuSimons@users.noreply.github.com>
Date: Tue, 4 Aug 2020 20:17:53 +0800
Subject: [PATCH] rockchip: rk3328: add i2c0 controller for nanopi r2s
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 4 ++++
1 files changed, 4 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -173,6 +173,10 @@
};
};
+&i2c0 {
+ status = "okay";
+};
+
&i2c1 {
status = "okay";

View file

@ -0,0 +1,52 @@
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -10,6 +10,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3326-od
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-a1.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock-pi-e.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-roc-cc.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus.dts
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+#include "rk3328-nanopi-r2s.dts"
+
+/ {
+ model = "Xunlong Orange Pi R1 Plus";
+ compatible = "xunlong,orangepi-r1-plus", "rockchip,rk3328";
+};
+
+&lan_led {
+ label = "orangepi-r1-plus:green:lan";
+};
+
+&spi0 {
+ max-freq = <48000000>;
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <10000000>;
+ };
+};
+
+&sys_led {
+ gpios = <&gpio3 RK_PC5 GPIO_ACTIVE_HIGH>;
+ label = "orangepi-r1-plus:red:sys";
+};
+
+&sys_led_pin {
+ rockchip,pins = <3 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
+};
+
+&uart1 {
+ status = "okay";
+};
+
+&wan_led {
+ label = "orangepi-r1-plus:green:wan";
+};

View file

@ -0,0 +1,79 @@
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -11,6 +11,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-a1
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus-lts.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock-pi-e.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-roc-cc.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2016 Xunlong Software. Co., Ltd.
+ * (http://www.orangepi.org)
+ *
+ * Copyright (c) 2021 Tianling Shen <cnsztl@immortalwrt.org>
+ */
+
+#include "rk3328-orangepi-r1-plus.dts"
+
+/ {
+ model = "Xunlong Orange Pi R1 Plus LTS";
+ compatible = "xunlong,orangepi-r1-plus-lts", "rockchip,rk3328";
+};
+
+&dmc_opp_table {
+ opp-798000000 {
+ status = "disabled";
+ };
+ opp-840000000 {
+ status = "disabled";
+ };
+ opp-924000000 {
+ status = "disabled";
+ };
+ opp-1056000000 {
+ status = "disabled";
+ };
+};
+
+&gmac2io {
+ phy-handle = <&yt8531c>;
+ tx_delay = <0x19>;
+ rx_delay = <0x05>;
+
+ mdio {
+ /delete-node/ ethernet-phy@1;
+
+ yt8531c: ethernet-phy@0 {
+ compatible = "ethernet-phy-id4f51.e91b",
+ "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ pinctrl-0 = <&eth_phy_reset_pin>;
+ pinctrl-names = "default";
+ reset-assert-us = <15000>;
+ reset-deassert-us = <50000>;
+ reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&lan_led {
+ label = "orangepi-r1-plus-lts:green:lan";
+};
+
+&rtl8153 {
+ realtek,led-data = <0x78>;
+};
+
+&sys_led {
+ label = "orangepi-r1-plus-lts:red:sys";
+};
+
+&wan_led {
+ label = "orangepi-r1-plus-lts:green:wan";
+};

View file

@ -0,0 +1,64 @@
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -9,6 +9,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3318-a9
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3326-odroid-go2.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-a1.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2c.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus-lts.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2c.dts
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2021 FriendlyElec Computer Tech. Co., Ltd.
+ * (http://www.friendlyarm.com)
+ *
+ * Copyright (c) 2021 Tianling Shen <cnsztl@immortalwrt.org>
+ */
+
+/dts-v1/;
+
+#include "rk3328-nanopi-r2s.dts"
+
+/ {
+ model = "FriendlyElec NanoPi R2C";
+ compatible = "friendlyarm,nanopi-r2c", "rockchip,rk3328";
+};
+
+&gmac2io {
+ phy-handle = <&yt8521s>;
+
+ mdio {
+ /delete-node/ ethernet-phy@1;
+
+ yt8521s: ethernet-phy@3 {
+ compatible = "ethernet-phy-id0000.011a",
+ "ethernet-phy-ieee802.3-c22";
+ reg = <3>;
+ pinctrl-0 = <&eth_phy_reset_pin>;
+ pinctrl-names = "default";
+ reset-assert-us = <10000>;
+ reset-deassert-us = <50000>;
+ reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&lan_led {
+ label = "nanopi-r2c:green:lan";
+};
+
+&rtl8153 {
+ realtek,led-data = <0x78>;
+};
+
+&sys_led {
+ label = "nanopi-r2c:red:sys";
+};
+
+&wan_led {
+ label = "nanopi-r2c:green:wan";
+};

View file

@ -0,0 +1,442 @@
From 0f989817a4c1d2c3d196d550ff05cda98bc91324 Mon Sep 17 00:00:00 2001
From: Julian Pidancet <julian@pidancet.net>
Date: Sun, 23 Jan 2022 16:34:08 +0100
Subject: [PATCH v2] rockchip: rk3328: add support for FriendlyARM NanoPi NEO3
This patch adds support for FriendlyARM NanoPi NEO3
Soc: RockChip RK3328
RAM: 1GB/2GB DDR4
LAN: 10/100/1000M Ethernet with unique MAC
USB Host: 1x USB3.0 Type A and 2x USB2.0 on 2.54mm pin header
MicroSD: x 1 for system boot and storage
LED: Power LED x 1, System LED x 1
Key: User Button x 1
Fan: 2 Pin JST ZH 1.5mm Connector for 5V Fan
GPIO: 26 pin-header, include I2C, UART, SPI, I2S, GPIO
Power: 5V/1A, via Type-C or GPIO
Signed-off-by: Julian Pidancet <julian@pidancet.net>
---
This is another shot at previous work submitted by Marty Jones
<mj8263788@gmail.com> (https://lore.kernel.org/linux-arm-kernel/20201228152836.02795e09.mj8263788@gmail.com/),
which is now a year old.
v2: Following up on Robin Murphy's comments, the NEO3 DTS is now
standalone and no longer includes the nanopi R2S one. The lan_led and
wan_len nodes have been removed, and the sys_led node has been renamed
to status_led in accordance with the board schematics.
arch/arm64/boot/dts/rockchip/Makefile | 1 +
.../boot/dts/rockchip/rk3328-nanopi-neo3.dts | 396 ++++++++++++++++++
2 files changed, 397 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3328-nanopi-neo3.dts
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -11,6 +11,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-a1
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2c.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-neo3.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-orangepi-r1-plus-lts.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-neo3.dts
@@ -0,0 +1,394 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 David Bauer <mail@david-bauer.net>
+ * Copyright (c) 2022 Julian Pidancet <julian@pidancet.net>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "rk3328.dtsi"
+
+/ {
+ model = "FriendlyElec NanoPi NEO3";
+ compatible = "friendlyarm,nanopi-neo3", "rockchip,rk3328";
+
+ aliases {
+ led-boot = &status_led;
+ led-failsafe = &status_led;
+ led-running = &status_led;
+ led-upgrade = &status_led;
+ };
+
+ chosen {
+ stdout-path = "serial2:1500000n8";
+ };
+
+ gmac_clk: gmac-clock {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ clock-output-names = "gmac_clkin";
+ #clock-cells = <0>;
+ };
+
+ keys {
+ compatible = "gpio-keys";
+ pinctrl-0 = <&reset_button_pin>;
+ pinctrl-names = "default";
+
+ reset {
+ label = "reset";
+ gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ debounce-interval = <50>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = <&status_led_pin>;
+ pinctrl-names = "default";
+
+ status_led: led-0 {
+ gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
+ label = "nanopi-neo3:green:status";
+ };
+ };
+
+ vcc_io_sdio: sdmmcio-regulator {
+ compatible = "regulator-gpio";
+ enable-active-high;
+ gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&sdio_vcc_pin>;
+ pinctrl-names = "default";
+ regulator-name = "vcc_io_sdio";
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-settling-time-us = <5000>;
+ regulator-type = "voltage";
+ startup-delay-us = <2000>;
+ states = <1800000 0x1>,
+ <3300000 0x0>;
+ vin-supply = <&vcc_io_33>;
+ };
+
+ vcc_sd: sdmmc-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&sdmmc0m1_pin>;
+ pinctrl-names = "default";
+ regulator-name = "vcc_sd";
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc_io_33>;
+ };
+
+ vdd_5v: vdd-5v {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd_5v";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ vcc_rtl8153: vcc-rtl8153-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&rtl8153_en_drv>;
+ regulator-always-on;
+ regulator-name = "vcc_rtl8153";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ };
+};
+
+&cpu0 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu1 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu2 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&cpu3 {
+ cpu-supply = <&vdd_arm>;
+};
+
+&display_subsystem {
+ status = "disabled";
+};
+
+&gmac2io {
+ assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
+ assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;
+ clock_in_out = "input";
+ phy-handle = <&rtl8211e>;
+ phy-mode = "rgmii";
+ phy-supply = <&vcc_io_33>;
+ pinctrl-0 = <&rgmiim1_pins>;
+ pinctrl-names = "default";
+ rx_delay = <0x18>;
+ snps,aal;
+ tx_delay = <0x24>;
+ status = "okay";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtl8211e: ethernet-phy@1 {
+ reg = <1>;
+ pinctrl-0 = <&eth_phy_reset_pin>;
+ pinctrl-names = "default";
+ reset-assert-us = <10000>;
+ reset-deassert-us = <50000>;
+ reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&i2c1 {
+ status = "okay";
+
+ rk805: pmic@18 {
+ compatible = "rockchip,rk805";
+ reg = <0x18>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
+ #clock-cells = <1>;
+ clock-output-names = "xin32k", "rk805-clkout2";
+ gpio-controller;
+ #gpio-cells = <2>;
+ pinctrl-0 = <&pmic_int_l>;
+ pinctrl-names = "default";
+ rockchip,system-power-controller;
+ wakeup-source;
+
+ vcc1-supply = <&vdd_5v>;
+ vcc2-supply = <&vdd_5v>;
+ vcc3-supply = <&vdd_5v>;
+ vcc4-supply = <&vdd_5v>;
+ vcc5-supply = <&vcc_io_33>;
+ vcc6-supply = <&vdd_5v>;
+
+ regulators {
+ vdd_log: DCDC_REG1 {
+ regulator-name = "vdd_log";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <712500>;
+ regulator-max-microvolt = <1450000>;
+ regulator-ramp-delay = <12500>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+
+ vdd_arm: DCDC_REG2 {
+ regulator-name = "vdd_arm";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <712500>;
+ regulator-max-microvolt = <1450000>;
+ regulator-ramp-delay = <12500>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <950000>;
+ };
+ };
+
+ vcc_ddr: DCDC_REG3 {
+ regulator-name = "vcc_ddr";
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc_io_33: DCDC_REG4 {
+ regulator-name = "vcc_io_33";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3300000>;
+ };
+ };
+
+ vcc_18: LDO_REG1 {
+ regulator-name = "vcc_18";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc18_emmc: LDO_REG2 {
+ regulator-name = "vcc18_emmc";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vdd_10: LDO_REG3 {
+ regulator-name = "vdd_10";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1000000>;
+ };
+ };
+ };
+ };
+};
+
+&io_domains {
+ pmuio-supply = <&vcc_io_33>;
+ vccio1-supply = <&vcc_io_33>;
+ vccio2-supply = <&vcc18_emmc>;
+ vccio3-supply = <&vcc_io_sdio>;
+ vccio4-supply = <&vcc_18>;
+ vccio5-supply = <&vcc_io_33>;
+ vccio6-supply = <&vcc_io_33>;
+ status = "okay";
+};
+
+&pinctrl {
+ button {
+ reset_button_pin: reset-button-pin {
+ rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ ethernet-phy {
+ eth_phy_reset_pin: eth-phy-reset-pin {
+ rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+
+ leds {
+ status_led_pin: status-led-pin {
+ rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ pmic {
+ pmic_int_l: pmic-int-l {
+ rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+
+ sd {
+ sdio_vcc_pin: sdio-vcc-pin {
+ rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+
+ usb {
+ rtl8153_en_drv: rtl8153-en-drv {
+ rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+};
+
+&pwm2 {
+ status = "okay";
+};
+
+&sdmmc {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ disable-wp;
+ pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
+ pinctrl-names = "default";
+ sd-uhs-sdr12;
+ sd-uhs-sdr25;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ vmmc-supply = <&vcc_sd>;
+ vqmmc-supply = <&vcc_io_sdio>;
+ status = "okay";
+};
+
+&tsadc {
+ rockchip,hw-tshut-mode = <0>;
+ rockchip,hw-tshut-polarity = <0>;
+ status = "okay";
+};
+
+&u2phy {
+ status = "okay";
+};
+
+&u2phy_host {
+ status = "okay";
+};
+
+&u2phy_otg {
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&usb20_otg {
+ status = "okay";
+ dr_mode = "host";
+};
+
+&usb_host0_ehci {
+ status = "okay";
+};
+
+&usb_host0_ohci {
+ status = "okay";
+};
+
+&usbdrd3 {
+ dr_mode = "host";
+ status = "okay";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ usb-eth@2 {
+ compatible = "realtek,rtl8153";
+ reg = <2>;
+
+ realtek,led-data = <0x87>;
+ };
+};

View file

@ -0,0 +1,14 @@
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -59,3 +59,11 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sa
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399pro-rock-pi-n10.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-pi-e25.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h68k.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-roc-pc.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-r66s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-r68s.dtb

View file

@ -0,0 +1,10 @@
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -58,6 +58,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-ro
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399pro-rock-pi-n10.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-king3399.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb

View file

@ -0,0 +1,45 @@
From e5b5361651940ff5c0c1784dfd0130abec7ab535 Mon Sep 17 00:00:00 2001
From: wevsty <ty@wevs.org>
Date: Mon, 24 Aug 2020 02:27:11 +0800
Subject: [PATCH] char: add support for rockchip hardware random number
generator
This patch provides hardware random number generator support for all rockchip SOC.
rockchip-rng.c from https://github.com/rockchip-linux/kernel/blob/develop-4.4/drivers/char/hw_random/rockchip-rng.c
Signed-off-by: wevsty <ty@wevs.org>
---
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -385,6 +385,19 @@ config HW_RANDOM_STM32
If unsure, say N.
+config HW_RANDOM_ROCKCHIP
+ tristate "Rockchip Random Number Generator support"
+ depends on ARCH_ROCKCHIP
+ default HW_RANDOM
+ help
+ This driver provides kernel-side support for the Random Number
+ Generator hardware found on Rockchip cpus.
+
+ To compile this driver as a module, choose M here: the
+ module will be called rockchip-rng.
+
+ If unsure, say Y.
+
config HW_RANDOM_PIC32
tristate "Microchip PIC32 Random Number Generator support"
depends on HW_RANDOM && MACH_PIC32
--- a/drivers/char/hw_random/Makefile
+++ b/drivers/char/hw_random/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_HW_RANDOM_IPROC_RNG200) +=
obj-$(CONFIG_HW_RANDOM_ST) += st-rng.o
obj-$(CONFIG_HW_RANDOM_XGENE) += xgene-rng.o
obj-$(CONFIG_HW_RANDOM_STM32) += stm32-rng.o
+obj-$(CONFIG_HW_RANDOM_ROCKCHIP) += rockchip-rng.o
obj-$(CONFIG_HW_RANDOM_PIC32) += pic32-rng.o
obj-$(CONFIG_HW_RANDOM_MESON) += meson-rng.o
obj-$(CONFIG_HW_RANDOM_CAVIUM) += cavium-rng.o cavium-rng-vf.o

View file

@ -0,0 +1,69 @@
From e5b5361651940ff5c0c1784dfd0130abec7ab535 Mon Sep 17 00:00:00 2001
From: wevsty <ty@wevs.org>
Date: Mon, 24 Aug 2020 02:27:11 +0800
Subject: [PATCH] arm64: dts: rockchip: add hardware random number generator
for RK3328 and RK3399
Adding Hardware Random Number Generator Resources to the RK3328 and RK3399.
Signed-off-by: wevsty <ty@wevs.org>
---
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -279,6 +279,17 @@
status = "disabled";
};
+ rng: rng@ff060000 {
+ compatible = "rockchip,cryptov1-rng";
+ reg = <0x0 0xff060000 0x0 0x4000>;
+
+ clocks = <&cru SCLK_CRYPTO>, <&cru HCLK_CRYPTO_SLV>;
+ clock-names = "clk_crypto", "hclk_crypto";
+ assigned-clocks = <&cru SCLK_CRYPTO>, <&cru HCLK_CRYPTO_SLV>;
+ assigned-clock-rates = <150000000>, <100000000>;
+ status = "disabled";
+ };
+
grf: syscon@ff100000 {
compatible = "rockchip,rk3328-grf", "syscon", "simple-mfd";
reg = <0x0 0xff100000 0x0 0x1000>;
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1937,6 +1937,16 @@
};
};
+ rng: rng@ff8b8000 {
+ compatible = "rockchip,cryptov1-rng";
+ reg = <0x0 0xff8b8000 0x0 0x1000>;
+ clocks = <&cru SCLK_CRYPTO1>, <&cru HCLK_S_CRYPTO1>;
+ clock-names = "clk_crypto", "hclk_crypto";
+ assigned-clocks = <&cru SCLK_CRYPTO1>, <&cru HCLK_S_CRYPTO1>;
+ assigned-clock-rates = <150000000>, <100000000>;
+ status = "okay";
+ };
+
gpu: gpu@ff9a0000 {
compatible = "rockchip,rk3399-mali", "arm,mali-t860";
reg = <0x0 0xff9a0000 0x0 0x10000>;
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -211,6 +211,16 @@
};
};
+ rng: rng@fe388000 {
+ compatible = "rockchip,cryptov2-rng";
+ reg = <0x0 0xfe388000 0x0 0x2000>;
+ clocks = <&cru CLK_TRNG_NS>, <&cru HCLK_TRNG_NS>;
+ clock-names = "clk_trng", "hclk_trng";
+ resets = <&cru SRST_TRNG_NS>;
+ reset-names = "reset";
+ status = "disabled";
+ };
+
combphy0: phy@fe820000 {
compatible = "rockchip,rk3568-naneng-combphy";
reg = <0x0 0xfe820000 0x0 0x100>;

View file

@ -0,0 +1,44 @@
From fcd9629c05f373771e85920e1c1d0ab252617878 Mon Sep 17 00:00:00 2001
From: hmz007 <hmz007@gmail.com>
Date: Tue, 19 Nov 2019 13:53:25 +0800
Subject: [PATCH] PM / devfreq: rockchip: add devfreq driver for rk3328 dmc
Signed-off-by: hmz007 <hmz007@gmail.com>
---
drivers/devfreq/Kconfig | 18 +-
drivers/devfreq/Makefile | 1 +
drivers/devfreq/rk3328_dmc.c | 846 +++++++++++++++++++++++++++++++++++
3 files changed, 862 insertions(+), 3 deletions(-)
create mode 100644 drivers/devfreq/rk3328_dmc.c
--- a/drivers/devfreq/Kconfig
+++ b/drivers/devfreq/Kconfig
@@ -120,6 +120,18 @@ config ARM_TEGRA_DEVFREQ
It reads ACTMON counters of memory controllers and adjusts the
operating frequencies and voltages with OPP support.
+config ARM_RK3328_DMC_DEVFREQ
+ tristate "ARM RK3328 DMC DEVFREQ Driver"
+ depends on ARCH_ROCKCHIP
+ select DEVFREQ_EVENT_ROCKCHIP_DFI
+ select DEVFREQ_GOV_SIMPLE_ONDEMAND
+ select PM_DEVFREQ_EVENT
+ select PM_OPP
+ help
+ This adds the DEVFREQ driver for the RK3328 DMC(Dynamic Memory Controller).
+ It sets the frequency for the memory controller and reads the usage counts
+ from hardware.
+
config ARM_RK3399_DMC_DEVFREQ
tristate "ARM RK3399 DMC DEVFREQ Driver"
depends on (ARCH_ROCKCHIP && HAVE_ARM_SMCCC) || \
--- a/drivers/devfreq/Makefile
+++ b/drivers/devfreq/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_DEVFREQ_GOV_PASSIVE) += gov
obj-$(CONFIG_ARM_EXYNOS_BUS_DEVFREQ) += exynos-bus.o
obj-$(CONFIG_ARM_IMX_BUS_DEVFREQ) += imx-bus.o
obj-$(CONFIG_ARM_IMX8M_DDRC_DEVFREQ) += imx8m-ddrc.o
+obj-$(CONFIG_ARM_RK3328_DMC_DEVFREQ) += rk3328_dmc.o
obj-$(CONFIG_ARM_RK3399_DMC_DEVFREQ) += rk3399_dmc.o
obj-$(CONFIG_ARM_TEGRA_DEVFREQ) += tegra30-devfreq.o

View file

@ -0,0 +1,210 @@
From ce6d3614888e6358466f0e84e248177a6bca5258 Mon Sep 17 00:00:00 2001
From: Tang Yun ping <typ@rock-chips.com>
Date: Thu, 4 May 2017 20:49:58 +0800
Subject: [PATCH] clk: rockchip: support setting ddr clock via SIP Version 2
APIs
commit 764e893ee82321938fc6f4349e9e7caf06a04410 rockchip.
Signed-off-by: Tang Yun ping <typ@rock-chips.com>
Signed-off-by: hmz007 <hmz007@gmail.com>
---
drivers/clk/rockchip/clk-ddr.c | 130 ++++++++++++++++++++++++++++
drivers/clk/rockchip/clk-rk3328.c | 7 +-
drivers/clk/rockchip/clk.h | 3 +-
include/soc/rockchip/rockchip_sip.h | 11 +++
4 files changed, 147 insertions(+), 4 deletions(-)
--- a/drivers/clk/rockchip/clk-ddr.c
+++ b/drivers/clk/rockchip/clk-ddr.c
@@ -87,6 +87,133 @@ static const struct clk_ops rockchip_ddr
.get_parent = rockchip_ddrclk_get_parent,
};
+/* See v4.4/include/dt-bindings/display/rk_fb.h */
+#define SCREEN_NULL 0
+#define SCREEN_HDMI 6
+
+static inline int rk_drm_get_lcdc_type(void)
+{
+ return SCREEN_NULL;
+}
+
+struct share_params {
+ u32 hz;
+ u32 lcdc_type;
+ u32 vop;
+ u32 vop_dclk_mode;
+ u32 sr_idle_en;
+ u32 addr_mcu_el3;
+ /*
+ * 1: need to wait flag1
+ * 0: never wait flag1
+ */
+ u32 wait_flag1;
+ /*
+ * 1: need to wait flag1
+ * 0: never wait flag1
+ */
+ u32 wait_flag0;
+ u32 complt_hwirq;
+ /* if need, add parameter after */
+};
+
+struct rockchip_ddrclk_data {
+ u32 inited_flag;
+ void __iomem *share_memory;
+};
+
+static struct rockchip_ddrclk_data ddr_data;
+
+static void rockchip_ddrclk_data_init(void)
+{
+ struct arm_smccc_res res;
+
+ arm_smccc_smc(ROCKCHIP_SIP_SHARE_MEM,
+ 1, SHARE_PAGE_TYPE_DDR, 0,
+ 0, 0, 0, 0, &res);
+
+ if (!res.a0) {
+ ddr_data.share_memory = (void __iomem *)ioremap(res.a1, 1<<12);
+ ddr_data.inited_flag = 1;
+ }
+}
+
+static int rockchip_ddrclk_sip_set_rate_v2(struct clk_hw *hw,
+ unsigned long drate,
+ unsigned long prate)
+{
+ struct share_params *p;
+ struct arm_smccc_res res;
+
+ if (!ddr_data.inited_flag)
+ rockchip_ddrclk_data_init();
+
+ p = (struct share_params *)ddr_data.share_memory;
+
+ p->hz = drate;
+ p->lcdc_type = rk_drm_get_lcdc_type();
+ p->wait_flag1 = 1;
+ p->wait_flag0 = 1;
+
+ arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ,
+ SHARE_PAGE_TYPE_DDR, 0,
+ ROCKCHIP_SIP_CONFIG_DRAM_SET_RATE,
+ 0, 0, 0, 0, &res);
+
+ if ((int)res.a1 == -6) {
+ pr_err("%s: timeout, drate = %lumhz\n", __func__, drate/1000000);
+ /* TODO: rockchip_dmcfreq_wait_complete(); */
+ }
+
+ return res.a0;
+}
+
+static unsigned long rockchip_ddrclk_sip_recalc_rate_v2
+ (struct clk_hw *hw, unsigned long parent_rate)
+{
+ struct arm_smccc_res res;
+
+ arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ,
+ SHARE_PAGE_TYPE_DDR, 0,
+ ROCKCHIP_SIP_CONFIG_DRAM_GET_RATE,
+ 0, 0, 0, 0, &res);
+ if (!res.a0)
+ return res.a1;
+ else
+ return 0;
+}
+
+static long rockchip_ddrclk_sip_round_rate_v2(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long *prate)
+{
+ struct share_params *p;
+ struct arm_smccc_res res;
+
+ if (!ddr_data.inited_flag)
+ rockchip_ddrclk_data_init();
+
+ p = (struct share_params *)ddr_data.share_memory;
+
+ p->hz = rate;
+
+ arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ,
+ SHARE_PAGE_TYPE_DDR, 0,
+ ROCKCHIP_SIP_CONFIG_DRAM_ROUND_RATE,
+ 0, 0, 0, 0, &res);
+ if (!res.a0)
+ return res.a1;
+ else
+ return 0;
+}
+
+static const struct clk_ops rockchip_ddrclk_sip_ops_v2 = {
+ .recalc_rate = rockchip_ddrclk_sip_recalc_rate_v2,
+ .set_rate = rockchip_ddrclk_sip_set_rate_v2,
+ .round_rate = rockchip_ddrclk_sip_round_rate_v2,
+ .get_parent = rockchip_ddrclk_get_parent,
+};
+
struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
const char *const *parent_names,
u8 num_parents, int mux_offset,
@@ -114,6 +241,9 @@ struct clk *rockchip_clk_register_ddrclk
case ROCKCHIP_DDRCLK_SIP:
init.ops = &rockchip_ddrclk_sip_ops;
break;
+ case ROCKCHIP_DDRCLK_SIP_V2:
+ init.ops = &rockchip_ddrclk_sip_ops_v2;
+ break;
default:
pr_err("%s: unsupported ddrclk type %d\n", __func__, ddr_flag);
kfree(ddrclk);
--- a/drivers/clk/rockchip/clk-rk3328.c
+++ b/drivers/clk/rockchip/clk-rk3328.c
@@ -315,9 +315,10 @@ static struct rockchip_clk_branch rk3328
RK3328_CLKGATE_CON(14), 1, GFLAGS),
/* PD_DDR */
- COMPOSITE(0, "clk_ddr", mux_ddrphy_p, CLK_IGNORE_UNUSED,
- RK3328_CLKSEL_CON(3), 8, 2, MFLAGS, 0, 3, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
- RK3328_CLKGATE_CON(0), 4, GFLAGS),
+ COMPOSITE_DDRCLK(SCLK_DDRCLK, "sclk_ddrc", mux_ddrphy_p, 0,
+ RK3328_CLKSEL_CON(3), 8, 2, 0, 3,
+ ROCKCHIP_DDRCLK_SIP_V2),
+
GATE(0, "clk_ddrmsch", "clk_ddr", CLK_IGNORE_UNUSED,
RK3328_CLKGATE_CON(18), 6, GFLAGS),
GATE(0, "clk_ddrupctl", "clk_ddr", CLK_IGNORE_UNUSED,
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -399,7 +399,8 @@ struct clk *rockchip_clk_register_mmc(co
* DDRCLK flags, including method of setting the rate
* ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
*/
-#define ROCKCHIP_DDRCLK_SIP BIT(0)
+#define ROCKCHIP_DDRCLK_SIP 0x01
+#define ROCKCHIP_DDRCLK_SIP_V2 0x03
struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
const char *const *parent_names,
--- a/include/soc/rockchip/rockchip_sip.h
+++ b/include/soc/rockchip/rockchip_sip.h
@@ -16,5 +16,16 @@
#define ROCKCHIP_SIP_CONFIG_DRAM_CLR_IRQ 0x06
#define ROCKCHIP_SIP_CONFIG_DRAM_SET_PARAM 0x07
#define ROCKCHIP_SIP_CONFIG_DRAM_SET_ODT_PD 0x08
+#define ROCKCHIP_SIP_CONFIG_DRAM_GET_VERSION 0x08
+
+#define ROCKCHIP_SIP_SHARE_MEM 0x82000009
+
+/* Share mem page types */
+typedef enum {
+ SHARE_PAGE_TYPE_INVALID = 0,
+ SHARE_PAGE_TYPE_UARTDBG,
+ SHARE_PAGE_TYPE_DDR,
+ SHARE_PAGE_TYPE_MAX,
+} share_page_type_t;
#endif

View file

@ -0,0 +1,662 @@
From 4db93c6dad0c71750b86163df2fdb21c35f00d9a Mon Sep 17 00:00:00 2001
From: hmz007 <hmz007@gmail.com>
Date: Tue, 19 Nov 2019 12:49:48 +0800
Subject: [PATCH] PM / devfreq: rockchip-dfi: add more soc support
Signed-off-by: hmz007 <hmz007@gmail.com>
---
drivers/devfreq/event/rockchip-dfi.c | 554 ++++++++++++++++++++++++---
1 file changed, 505 insertions(+), 49 deletions(-)
--- a/drivers/devfreq/event/rockchip-dfi.c
+++ b/drivers/devfreq/event/rockchip-dfi.c
@@ -18,25 +18,66 @@
#include <linux/list.h>
#include <linux/of.h>
-#include <soc/rockchip/rk3399_grf.h>
-
-#define RK3399_DMC_NUM_CH 2
+#define PX30_PMUGRF_OS_REG2 0x208
+#define RK3128_GRF_SOC_CON0 0x140
+#define RK3128_GRF_OS_REG1 0x1cc
+#define RK3128_GRF_DFI_WRNUM 0x220
+#define RK3128_GRF_DFI_RDNUM 0x224
+#define RK3128_GRF_DFI_TIMERVAL 0x22c
+#define RK3128_DDR_MONITOR_EN ((1 << (16 + 6)) + (1 << 6))
+#define RK3128_DDR_MONITOR_DISB ((1 << (16 + 6)) + (0 << 6))
+
+#define RK3288_PMU_SYS_REG2 0x9c
+#define RK3288_GRF_SOC_CON4 0x254
+#define RK3288_GRF_SOC_STATUS(n) (0x280 + (n) * 4)
+#define RK3288_DFI_EN (0x30003 << 14)
+#define RK3288_DFI_DIS (0x30000 << 14)
+#define RK3288_LPDDR_SEL (0x10001 << 13)
+#define RK3288_DDR3_SEL (0x10000 << 13)
+
+#define RK3328_GRF_OS_REG2 0x5d0
+
+#define RK3368_GRF_DDRC0_CON0 0x600
+#define RK3368_GRF_SOC_STATUS5 0x494
+#define RK3368_GRF_SOC_STATUS6 0x498
+#define RK3368_GRF_SOC_STATUS8 0x4a0
+#define RK3368_GRF_SOC_STATUS9 0x4a4
+#define RK3368_GRF_SOC_STATUS10 0x4a8
+#define RK3368_DFI_EN (0x30003 << 5)
+#define RK3368_DFI_DIS (0x30000 << 5)
+
+#define MAX_DMC_NUM_CH 2
+#define READ_DRAMTYPE_INFO(n) (((n) >> 13) & 0x7)
+#define READ_CH_INFO(n) (((n) >> 28) & 0x3)
/* DDRMON_CTRL */
-#define DDRMON_CTRL 0x04
-#define CLR_DDRMON_CTRL (0x1f0000 << 0)
-#define LPDDR4_EN (0x10001 << 4)
-#define HARDWARE_EN (0x10001 << 3)
-#define LPDDR3_EN (0x10001 << 2)
-#define SOFTWARE_EN (0x10001 << 1)
-#define SOFTWARE_DIS (0x10000 << 1)
-#define TIME_CNT_EN (0x10001 << 0)
+#define DDRMON_CTRL 0x04
+#define CLR_DDRMON_CTRL (0x3f0000 << 0)
+#define DDR4_EN (0x10001 << 5)
+#define LPDDR4_EN (0x10001 << 4)
+#define HARDWARE_EN (0x10001 << 3)
+#define LPDDR2_3_EN (0x10001 << 2)
+#define SOFTWARE_EN (0x10001 << 1)
+#define SOFTWARE_DIS (0x10000 << 1)
+#define TIME_CNT_EN (0x10001 << 0)
#define DDRMON_CH0_COUNT_NUM 0x28
#define DDRMON_CH0_DFI_ACCESS_NUM 0x2c
#define DDRMON_CH1_COUNT_NUM 0x3c
#define DDRMON_CH1_DFI_ACCESS_NUM 0x40
+/* pmu grf */
+#define PMUGRF_OS_REG2 0x308
+
+enum {
+ DDR4 = 0,
+ DDR3 = 3,
+ LPDDR2 = 5,
+ LPDDR3 = 6,
+ LPDDR4 = 7,
+ UNUSED = 0xFF
+};
+
struct dmc_usage {
u32 access;
u32 total;
@@ -50,33 +91,261 @@ struct dmc_usage {
struct rockchip_dfi {
struct devfreq_event_dev *edev;
struct devfreq_event_desc *desc;
- struct dmc_usage ch_usage[RK3399_DMC_NUM_CH];
+ struct dmc_usage ch_usage[MAX_DMC_NUM_CH];
struct device *dev;
void __iomem *regs;
struct regmap *regmap_pmu;
+ struct regmap *regmap_grf;
+ struct regmap *regmap_pmugrf;
struct clk *clk;
+ u32 dram_type;
+ /*
+ * available mask, 1: available, 0: not available
+ * each bit represent a channel
+ */
+ u32 ch_msk;
+};
+
+static void rk3128_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf,
+ RK3128_GRF_SOC_CON0,
+ RK3128_DDR_MONITOR_EN);
+}
+
+static void rk3128_dfi_stop_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf,
+ RK3128_GRF_SOC_CON0,
+ RK3128_DDR_MONITOR_DISB);
+}
+
+static int rk3128_dfi_disable(struct devfreq_event_dev *edev)
+{
+ rk3128_dfi_stop_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3128_dfi_enable(struct devfreq_event_dev *edev)
+{
+ rk3128_dfi_start_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3128_dfi_set_event(struct devfreq_event_dev *edev)
+{
+ return 0;
+}
+
+static int rk3128_dfi_get_event(struct devfreq_event_dev *edev,
+ struct devfreq_event_data *edata)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+ unsigned long flags;
+ u32 dfi_wr, dfi_rd, dfi_timer;
+
+ local_irq_save(flags);
+
+ rk3128_dfi_stop_hardware_counter(edev);
+
+ regmap_read(info->regmap_grf, RK3128_GRF_DFI_WRNUM, &dfi_wr);
+ regmap_read(info->regmap_grf, RK3128_GRF_DFI_RDNUM, &dfi_rd);
+ regmap_read(info->regmap_grf, RK3128_GRF_DFI_TIMERVAL, &dfi_timer);
+
+ edata->load_count = (dfi_wr + dfi_rd) * 4;
+ edata->total_count = dfi_timer;
+
+ rk3128_dfi_start_hardware_counter(edev);
+
+ local_irq_restore(flags);
+
+ return 0;
+}
+
+static const struct devfreq_event_ops rk3128_dfi_ops = {
+ .disable = rk3128_dfi_disable,
+ .enable = rk3128_dfi_enable,
+ .get_event = rk3128_dfi_get_event,
+ .set_event = rk3128_dfi_set_event,
+};
+
+static void rk3288_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf, RK3288_GRF_SOC_CON4, RK3288_DFI_EN);
+}
+
+static void rk3288_dfi_stop_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf, RK3288_GRF_SOC_CON4, RK3288_DFI_DIS);
+}
+
+static int rk3288_dfi_disable(struct devfreq_event_dev *edev)
+{
+ rk3288_dfi_stop_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3288_dfi_enable(struct devfreq_event_dev *edev)
+{
+ rk3288_dfi_start_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3288_dfi_set_event(struct devfreq_event_dev *edev)
+{
+ return 0;
+}
+
+static int rk3288_dfi_get_busier_ch(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+ u32 tmp, max = 0;
+ u32 i, busier_ch = 0;
+ u32 rd_count, wr_count, total_count;
+
+ rk3288_dfi_stop_hardware_counter(edev);
+
+ /* Find out which channel is busier */
+ for (i = 0; i < MAX_DMC_NUM_CH; i++) {
+ if (!(info->ch_msk & BIT(i)))
+ continue;
+ regmap_read(info->regmap_grf,
+ RK3288_GRF_SOC_STATUS(11 + i * 4), &wr_count);
+ regmap_read(info->regmap_grf,
+ RK3288_GRF_SOC_STATUS(12 + i * 4), &rd_count);
+ regmap_read(info->regmap_grf,
+ RK3288_GRF_SOC_STATUS(14 + i * 4), &total_count);
+ info->ch_usage[i].access = (wr_count + rd_count) * 4;
+ info->ch_usage[i].total = total_count;
+ tmp = info->ch_usage[i].access;
+ if (tmp > max) {
+ busier_ch = i;
+ max = tmp;
+ }
+ }
+ rk3288_dfi_start_hardware_counter(edev);
+
+ return busier_ch;
+}
+
+static int rk3288_dfi_get_event(struct devfreq_event_dev *edev,
+ struct devfreq_event_data *edata)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+ int busier_ch;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ busier_ch = rk3288_dfi_get_busier_ch(edev);
+ local_irq_restore(flags);
+
+ edata->load_count = info->ch_usage[busier_ch].access;
+ edata->total_count = info->ch_usage[busier_ch].total;
+
+ return 0;
+}
+
+static const struct devfreq_event_ops rk3288_dfi_ops = {
+ .disable = rk3288_dfi_disable,
+ .enable = rk3288_dfi_enable,
+ .get_event = rk3288_dfi_get_event,
+ .set_event = rk3288_dfi_set_event,
+};
+
+static void rk3368_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf, RK3368_GRF_DDRC0_CON0, RK3368_DFI_EN);
+}
+
+static void rk3368_dfi_stop_hardware_counter(struct devfreq_event_dev *edev)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+
+ regmap_write(info->regmap_grf, RK3368_GRF_DDRC0_CON0, RK3368_DFI_DIS);
+}
+
+static int rk3368_dfi_disable(struct devfreq_event_dev *edev)
+{
+ rk3368_dfi_stop_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3368_dfi_enable(struct devfreq_event_dev *edev)
+{
+ rk3368_dfi_start_hardware_counter(edev);
+
+ return 0;
+}
+
+static int rk3368_dfi_set_event(struct devfreq_event_dev *edev)
+{
+ return 0;
+}
+
+static int rk3368_dfi_get_event(struct devfreq_event_dev *edev,
+ struct devfreq_event_data *edata)
+{
+ struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
+ unsigned long flags;
+ u32 dfi0_wr, dfi0_rd, dfi1_wr, dfi1_rd, dfi_timer;
+
+ local_irq_save(flags);
+
+ rk3368_dfi_stop_hardware_counter(edev);
+
+ regmap_read(info->regmap_grf, RK3368_GRF_SOC_STATUS5, &dfi0_wr);
+ regmap_read(info->regmap_grf, RK3368_GRF_SOC_STATUS6, &dfi0_rd);
+ regmap_read(info->regmap_grf, RK3368_GRF_SOC_STATUS9, &dfi1_wr);
+ regmap_read(info->regmap_grf, RK3368_GRF_SOC_STATUS10, &dfi1_rd);
+ regmap_read(info->regmap_grf, RK3368_GRF_SOC_STATUS8, &dfi_timer);
+
+ edata->load_count = (dfi0_wr + dfi0_rd + dfi1_wr + dfi1_rd) * 2;
+ edata->total_count = dfi_timer;
+
+ rk3368_dfi_start_hardware_counter(edev);
+
+ local_irq_restore(flags);
+
+ return 0;
+}
+
+static const struct devfreq_event_ops rk3368_dfi_ops = {
+ .disable = rk3368_dfi_disable,
+ .enable = rk3368_dfi_enable,
+ .get_event = rk3368_dfi_get_event,
+ .set_event = rk3368_dfi_set_event,
};
static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev)
{
struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
void __iomem *dfi_regs = info->regs;
- u32 val;
- u32 ddr_type;
-
- /* get ddr type */
- regmap_read(info->regmap_pmu, RK3399_PMUGRF_OS_REG2, &val);
- ddr_type = (val >> RK3399_PMUGRF_DDRTYPE_SHIFT) &
- RK3399_PMUGRF_DDRTYPE_MASK;
/* clear DDRMON_CTRL setting */
writel_relaxed(CLR_DDRMON_CTRL, dfi_regs + DDRMON_CTRL);
/* set ddr type to dfi */
- if (ddr_type == RK3399_PMUGRF_DDRTYPE_LPDDR3)
- writel_relaxed(LPDDR3_EN, dfi_regs + DDRMON_CTRL);
- else if (ddr_type == RK3399_PMUGRF_DDRTYPE_LPDDR4)
+ if (info->dram_type == LPDDR3 || info->dram_type == LPDDR2)
+ writel_relaxed(LPDDR2_3_EN, dfi_regs + DDRMON_CTRL);
+ else if (info->dram_type == LPDDR4)
writel_relaxed(LPDDR4_EN, dfi_regs + DDRMON_CTRL);
+ else if (info->dram_type == DDR4)
+ writel_relaxed(DDR4_EN, dfi_regs + DDRMON_CTRL);
/* enable count, use software mode */
writel_relaxed(SOFTWARE_EN, dfi_regs + DDRMON_CTRL);
@@ -100,12 +369,22 @@ static int rockchip_dfi_get_busier_ch(st
rockchip_dfi_stop_hardware_counter(edev);
/* Find out which channel is busier */
- for (i = 0; i < RK3399_DMC_NUM_CH; i++) {
- info->ch_usage[i].access = readl_relaxed(dfi_regs +
- DDRMON_CH0_DFI_ACCESS_NUM + i * 20) * 4;
+ for (i = 0; i < MAX_DMC_NUM_CH; i++) {
+ if (!(info->ch_msk & BIT(i)))
+ continue;
+
info->ch_usage[i].total = readl_relaxed(dfi_regs +
DDRMON_CH0_COUNT_NUM + i * 20);
- tmp = info->ch_usage[i].access;
+
+ /* LPDDR4 BL = 16,other DDR type BL = 8 */
+ tmp = readl_relaxed(dfi_regs +
+ DDRMON_CH0_DFI_ACCESS_NUM + i * 20);
+ if (info->dram_type == LPDDR4)
+ tmp *= 8;
+ else
+ tmp *= 4;
+ info->ch_usage[i].access = tmp;
+
if (tmp > max) {
busier_ch = i;
max = tmp;
@@ -121,7 +400,8 @@ static int rockchip_dfi_disable(struct d
struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
rockchip_dfi_stop_hardware_counter(edev);
- clk_disable_unprepare(info->clk);
+ if (info->clk)
+ clk_disable_unprepare(info->clk);
return 0;
}
@@ -131,10 +411,13 @@ static int rockchip_dfi_enable(struct de
struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
int ret;
- ret = clk_prepare_enable(info->clk);
- if (ret) {
- dev_err(&edev->dev, "failed to enable dfi clk: %d\n", ret);
- return ret;
+ if (info->clk) {
+ ret = clk_prepare_enable(info->clk);
+ if (ret) {
+ dev_err(&edev->dev, "failed to enable dfi clk: %d\n",
+ ret);
+ return ret;
+ }
}
rockchip_dfi_start_hardware_counter(edev);
@@ -151,8 +434,11 @@ static int rockchip_dfi_get_event(struct
{
struct rockchip_dfi *info = devfreq_event_get_drvdata(edev);
int busier_ch;
+ unsigned long flags;
+ local_irq_save(flags);
busier_ch = rockchip_dfi_get_busier_ch(edev);
+ local_irq_restore(flags);
edata->load_count = info->ch_usage[busier_ch].access;
edata->total_count = info->ch_usage[busier_ch].total;
@@ -167,22 +453,116 @@ static const struct devfreq_event_ops ro
.set_event = rockchip_dfi_set_event,
};
-static const struct of_device_id rockchip_dfi_id_match[] = {
- { .compatible = "rockchip,rk3399-dfi" },
- { },
-};
-MODULE_DEVICE_TABLE(of, rockchip_dfi_id_match);
+static __init int px30_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
+{
+ struct device_node *np = pdev->dev.of_node, *node;
+ struct resource *res;
+ u32 val;
-static int rockchip_dfi_probe(struct platform_device *pdev)
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ data->regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(data->regs))
+ return PTR_ERR(data->regs);
+
+ node = of_parse_phandle(np, "rockchip,pmugrf", 0);
+ if (node) {
+ data->regmap_pmugrf = syscon_node_to_regmap(node);
+ if (IS_ERR(data->regmap_pmugrf))
+ return PTR_ERR(data->regmap_pmugrf);
+ }
+
+ regmap_read(data->regmap_pmugrf, PX30_PMUGRF_OS_REG2, &val);
+ data->dram_type = READ_DRAMTYPE_INFO(val);
+ data->ch_msk = 1;
+ data->clk = NULL;
+
+ desc->ops = &rockchip_dfi_ops;
+
+ return 0;
+}
+
+static __init int rk3128_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
{
- struct device *dev = &pdev->dev;
- struct rockchip_dfi *data;
- struct devfreq_event_desc *desc;
struct device_node *np = pdev->dev.of_node, *node;
- data = devm_kzalloc(dev, sizeof(struct rockchip_dfi), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
+ node = of_parse_phandle(np, "rockchip,grf", 0);
+ if (node) {
+ data->regmap_grf = syscon_node_to_regmap(node);
+ if (IS_ERR(data->regmap_grf))
+ return PTR_ERR(data->regmap_grf);
+ }
+
+ desc->ops = &rk3128_dfi_ops;
+
+ return 0;
+}
+
+static __init int rk3288_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
+{
+ struct device_node *np = pdev->dev.of_node, *node;
+ u32 val;
+
+ node = of_parse_phandle(np, "rockchip,pmu", 0);
+ if (node) {
+ data->regmap_pmu = syscon_node_to_regmap(node);
+ if (IS_ERR(data->regmap_pmu))
+ return PTR_ERR(data->regmap_pmu);
+ }
+
+ node = of_parse_phandle(np, "rockchip,grf", 0);
+ if (node) {
+ data->regmap_grf = syscon_node_to_regmap(node);
+ if (IS_ERR(data->regmap_grf))
+ return PTR_ERR(data->regmap_grf);
+ }
+
+ regmap_read(data->regmap_pmu, RK3288_PMU_SYS_REG2, &val);
+ data->dram_type = READ_DRAMTYPE_INFO(val);
+ data->ch_msk = READ_CH_INFO(val);
+
+ if (data->dram_type == DDR3)
+ regmap_write(data->regmap_grf, RK3288_GRF_SOC_CON4,
+ RK3288_DDR3_SEL);
+ else
+ regmap_write(data->regmap_grf, RK3288_GRF_SOC_CON4,
+ RK3288_LPDDR_SEL);
+
+ desc->ops = &rk3288_dfi_ops;
+
+ return 0;
+}
+
+static __init int rk3368_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
+{
+ struct device *dev = &pdev->dev;
+
+ if (!dev->parent || !dev->parent->of_node)
+ return -EINVAL;
+
+ data->regmap_grf = syscon_node_to_regmap(dev->parent->of_node);
+ if (IS_ERR(data->regmap_grf))
+ return PTR_ERR(data->regmap_grf);
+
+ desc->ops = &rk3368_dfi_ops;
+
+ return 0;
+}
+
+static __init int rockchip_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
+{
+ struct device *dev = &pdev->dev;
+ struct device_node *np = pdev->dev.of_node, *node;
+ u32 val;
data->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(data->regs))
@@ -202,21 +582,97 @@ static int rockchip_dfi_probe(struct pla
if (IS_ERR(data->regmap_pmu))
return PTR_ERR(data->regmap_pmu);
}
- data->dev = dev;
+
+ regmap_read(data->regmap_pmu, PMUGRF_OS_REG2, &val);
+ data->dram_type = READ_DRAMTYPE_INFO(val);
+ data->ch_msk = READ_CH_INFO(val);
+
+ desc->ops = &rockchip_dfi_ops;
+
+ return 0;
+}
+
+static __init int rk3328_dfi_init(struct platform_device *pdev,
+ struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc)
+{
+ struct device_node *np = pdev->dev.of_node, *node;
+ struct resource *res;
+ u32 val;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ data->regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(data->regs))
+ return PTR_ERR(data->regs);
+
+ node = of_parse_phandle(np, "rockchip,grf", 0);
+ if (node) {
+ data->regmap_grf = syscon_node_to_regmap(node);
+ if (IS_ERR(data->regmap_grf))
+ return PTR_ERR(data->regmap_grf);
+ }
+
+ regmap_read(data->regmap_grf, RK3328_GRF_OS_REG2, &val);
+ data->dram_type = READ_DRAMTYPE_INFO(val);
+ data->ch_msk = 1;
+ data->clk = NULL;
+
+ desc->ops = &rockchip_dfi_ops;
+
+ return 0;
+}
+
+static const struct of_device_id rockchip_dfi_id_match[] = {
+ { .compatible = "rockchip,px30-dfi", .data = px30_dfi_init },
+ { .compatible = "rockchip,rk1808-dfi", .data = px30_dfi_init },
+ { .compatible = "rockchip,rk3128-dfi", .data = rk3128_dfi_init },
+ { .compatible = "rockchip,rk3288-dfi", .data = rk3288_dfi_init },
+ { .compatible = "rockchip,rk3328-dfi", .data = rk3328_dfi_init },
+ { .compatible = "rockchip,rk3368-dfi", .data = rk3368_dfi_init },
+ { .compatible = "rockchip,rk3399-dfi", .data = rockchip_dfi_init },
+ { },
+};
+MODULE_DEVICE_TABLE(of, rockchip_dfi_id_match);
+
+static int rockchip_dfi_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct rockchip_dfi *data;
+ struct devfreq_event_desc *desc;
+ struct device_node *np = pdev->dev.of_node;
+ const struct of_device_id *match;
+ int (*init)(struct platform_device *pdev, struct rockchip_dfi *data,
+ struct devfreq_event_desc *desc);
+
+ data = devm_kzalloc(dev, sizeof(struct rockchip_dfi), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
desc = devm_kzalloc(dev, sizeof(*desc), GFP_KERNEL);
if (!desc)
return -ENOMEM;
- desc->ops = &rockchip_dfi_ops;
+ match = of_match_node(rockchip_dfi_id_match, pdev->dev.of_node);
+ if (match) {
+ init = match->data;
+ if (init) {
+ if (init(pdev, data, desc))
+ return -EINVAL;
+ } else {
+ return 0;
+ }
+ } else {
+ return 0;
+ }
+
desc->driver_data = data;
desc->name = np->name;
data->desc = desc;
+ data->dev = dev;
- data->edev = devm_devfreq_event_add_edev(&pdev->dev, desc);
+ data->edev = devm_devfreq_event_add_edev(dev, desc);
if (IS_ERR(data->edev)) {
- dev_err(&pdev->dev,
- "failed to add devfreq-event device\n");
+ dev_err(dev, "failed to add devfreq-event device\n");
return PTR_ERR(data->edev);
}

View file

@ -0,0 +1,27 @@
From f9ae6e992d3d9e80357fee7d65ba0fe2dd37ae1f Mon Sep 17 00:00:00 2001
From: hmz007 <hmz007@gmail.com>
Date: Tue, 19 Nov 2019 14:21:51 +0800
Subject: [PATCH] arm64: dts: rockchip: rk3328: add dfi node
Signed-off-by: hmz007 <hmz007@gmail.com>
[adjusted commit title]
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
---
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 7 +++++++
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -1010,6 +1010,13 @@
status = "disabled";
};
+ dfi: dfi@ff790000 {
+ reg = <0x00 0xff790000 0x00 0x400>;
+ compatible = "rockchip,rk3328-dfi";
+ rockchip,grf = <&grf>;
+ status = "disabled";
+ };
+
gic: interrupt-controller@ff811000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;

View file

@ -0,0 +1,126 @@
From f9ae6e992d3d9e80357fee7d65ba0fe2dd37ae1f Mon Sep 17 00:00:00 2001
From: hmz007 <hmz007@gmail.com>
Date: Tue, 19 Nov 2019 14:21:51 +0800
Subject: [PATCH] arm64: dts: nanopi-r2: add rk3328-dmc relate node
Signed-off-by: hmz007 <hmz007@gmail.com>
---
.../rockchip/rk3328-dram-default-timing.dtsi | 311 ++++++++++++++++++
.../dts/rockchip/rk3328-nanopi-r2-common.dtsi | 85 ++++-
include/dt-bindings/clock/rockchip-ddr.h | 63 ++++
include/dt-bindings/memory/rk3328-dram.h | 159 +++++++++
4 files changed, 617 insertions(+), 1 deletion(-)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3328-dram-default-timing.dtsi
create mode 100644 include/dt-bindings/clock/rockchip-ddr.h
create mode 100644 include/dt-bindings/memory/rk3328-dram.h
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -7,6 +7,7 @@
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
+#include "rk3328-dram-default-timing.dtsi"
#include "rk3328.dtsi"
/ {
@@ -119,6 +120,72 @@
regulator-boot-on;
vin-supply = <&vdd_5v>;
};
+
+ dmc: dmc {
+ compatible = "rockchip,rk3328-dmc";
+ devfreq-events = <&dfi>;
+ center-supply = <&vdd_log>;
+ clocks = <&cru SCLK_DDRCLK>;
+ clock-names = "dmc_clk";
+ operating-points-v2 = <&dmc_opp_table>;
+ ddr_timing = <&ddr_timing>;
+ upthreshold = <40>;
+ downdifferential = <20>;
+ auto-min-freq = <786000>;
+ auto-freq-en = <0>;
+ #cooling-cells = <2>;
+ status = "okay";
+
+ ddr_power_model: ddr_power_model {
+ compatible = "ddr_power_model";
+ dynamic-power-coefficient = <120>;
+ static-power-coefficient = <200>;
+ ts = <32000 4700 (-80) 2>;
+ thermal-zone = "soc-thermal";
+ };
+ };
+
+ dmc_opp_table: dmc-opp-table {
+ compatible = "operating-points-v2";
+
+ rockchip,leakage-voltage-sel = <
+ 1 10 0
+ 11 254 1
+ >;
+ nvmem-cells = <&logic_leakage>;
+ nvmem-cell-names = "ddr_leakage";
+
+ opp-786000000 {
+ opp-hz = /bits/ 64 <786000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-798000000 {
+ opp-hz = /bits/ 64 <798000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-840000000 {
+ opp-hz = /bits/ 64 <840000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-924000000 {
+ opp-hz = /bits/ 64 <924000000>;
+ opp-microvolt = <1100000>;
+ opp-microvolt-L0 = <1100000>;
+ opp-microvolt-L1 = <1075000>;
+ };
+ opp-1056000000 {
+ opp-hz = /bits/ 64 <1056000000>;
+ opp-microvolt = <1175000>;
+ opp-microvolt-L0 = <1175000>;
+ opp-microvolt-L1 = <1150000>;
+ };
+ };
};
&cpu0 {
@@ -137,6 +204,10 @@
cpu-supply = <&vdd_arm>;
};
+&dfi {
+ status = "okay";
+};
+
&display_subsystem {
status = "disabled";
};
@@ -206,6 +277,7 @@
regulator-name = "vdd_log";
regulator-always-on;
regulator-boot-on;
+ regulator-init-microvolt = <1075000>;
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-ramp-delay = <12500>;
@@ -220,6 +292,7 @@
regulator-name = "vdd_arm";
regulator-always-on;
regulator-boot-on;
+ regulator-init-microvolt = <1225000>;
regulator-min-microvolt = <712500>;
regulator-max-microvolt = <1450000>;
regulator-ramp-delay = <12500>;

View file

@ -0,0 +1,44 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Leonidas P. Papadakos <papadakospan@gmail.com>
Date: Fri, 1 Mar 2019 21:55:53 +0200
Subject: [PATCH v2] arm64: dts: rockchip: add more cpu operating points for
RK3328
This allows for greater max frequency on rk3328 boards,
increasing performance.
It has been included in Armbian (a linux distibution for ARM boards)
for a while now without any reported issues
https://github.com/armbian/build/blob/master/patch/kernel/rockchip64-default/enable-1392mhz-opp.patch
https://github.com/armbian/build/blob/master/patch/kernel/rockchip64-default/enable-1512mhz-opp.patch
Signed-off-by: Leonidas P. Papadakos <papadakospan@gmail.com>
---
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 15 +++++++++++++++
1 files changed, 15 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -140,6 +140,21 @@
opp-microvolt = <1300000>;
clock-latency-ns = <40000>;
};
+ opp-1392000000 {
+ opp-hz = /bits/ 64 <1392000000>;
+ opp-microvolt = <1350000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1512000000 {
+ opp-hz = /bits/ 64 <1512000000>;
+ opp-microvolt = <1400000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1608000000 {
+ opp-hz = /bits/ 64 <1608000000>;
+ opp-microvolt = <1450000>;
+ clock-latency-ns = <40000>;
+ };
};
analog_sound: analog-sound {

View file

@ -0,0 +1,46 @@
From 04202df5cb497b1934c95211cf43784ef62245a4 Mon Sep 17 00:00:00 2001
From: Tianling Shen <cnsztl@immortalwrt.org>
Date: Mon, 18 Oct 2021 12:47:30 +0800
Subject: [PATCH] rockchip: rk3399: overclock to 2.2/1.8 GHz
It's stable enough to overclock cpu frequency to 2.2/1.8 GHz,
and for better performance.
Co-development-by: gzelvis <gzelvis@gmail.com>
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
---
arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi
@@ -33,6 +33,14 @@
opp-hz = /bits/ 64 <1416000000>;
opp-microvolt = <1125000 1125000 1250000>;
};
+ opp06 {
+ opp-hz = /bits/ 64 <1608000000>;
+ opp-microvolt = <1225000>;
+ };
+ opp07 {
+ opp-hz = /bits/ 64 <1800000000>;
+ opp-microvolt = <1275000>;
+ };
};
cluster1_opp: opp-table1 {
@@ -72,6 +80,14 @@
opp-hz = /bits/ 64 <1800000000>;
opp-microvolt = <1200000 1200000 1250000>;
};
+ opp08 {
+ opp-hz = /bits/ 64 <2016000000>;
+ opp-microvolt = <1250000>;
+ };
+ opp09 {
+ opp-hz = /bits/ 64 <2208000000>;
+ opp-microvolt = <1325000>;
+ };
};
gpu_opp_table: opp-table2 {