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Add kernel 5.15 for RPI4 support

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Ycarus (Yannick Chabanois) 2021-11-24 18:32:01 +01:00
parent e961d478cd
commit df88a19bbd
638 changed files with 239907 additions and 0 deletions
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63
root/target/linux/bcm27xx/patches-5.15/0197-clk-bcm2835-Disable-v3d-clock.patch Normal file
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@ -0,0 +1,63 @@
From e58fb03493b1a902c35bff550f07f7c484471e15 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Tue, 3 Sep 2019 20:28:00 +0100
Subject: [PATCH 197/634] clk-bcm2835: Disable v3d clock
This is controlled by firmware, see clk-raspberrypi.c
Signed-off-by: popcornmix <popcornmix@gmail.com>
---
drivers/clk/bcm/clk-bcm2835.c | 30 ++++++++++++------------------
1 file changed, 12 insertions(+), 18 deletions(-)
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index fe005f9dbe02..4f983b82eab1 100644
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -1735,16 +1735,12 @@ static const struct bcm2835_clk_desc clk_desc_array[] = {
.hold_mask = CM_PLLA_HOLDCORE,
.fixed_divider = 1,
.flags = CLK_SET_RATE_PARENT),
- [BCM2835_PLLA_PER] = REGISTER_PLL_DIV(
- SOC_ALL,
- .name = "plla_per",
- .source_pll = "plla",
- .cm_reg = CM_PLLA,
- .a2w_reg = A2W_PLLA_PER,
- .load_mask = CM_PLLA_LOADPER,
- .hold_mask = CM_PLLA_HOLDPER,
- .fixed_divider = 1,
- .flags = CLK_SET_RATE_PARENT),
+
+ /*
+ * PLLA_PER is used for gpu clocks. Controlled by firmware, see
+ * clk-raspberrypi.c.
+ */
+
[BCM2835_PLLA_DSI0] = REGISTER_PLL_DIV(
SOC_ALL,
.name = "plla_dsi0",
@@ -2045,14 +2041,12 @@ static const struct bcm2835_clk_desc clk_desc_array[] = {
.int_bits = 6,
.frac_bits = 0,
.tcnt_mux = 3),
- [BCM2835_CLOCK_V3D] = REGISTER_VPU_CLK(
- SOC_ALL,
- .name = "v3d",
- .ctl_reg = CM_V3DCTL,
- .div_reg = CM_V3DDIV,
- .int_bits = 4,
- .frac_bits = 8,
- .tcnt_mux = 4),
+
+ /*
+ * CLOCK_V3D is used for v3d clock. Controlled by firmware, see
+ * clk-raspberrypi.c.
+ */
+
/*
* VPU clock. This doesn't have an enable bit, since it drives
* the bus for everything else, and is special so it doesn't need
--
2.33.1