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RPI kernel 4.19 support

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Ycarus 2019-04-22 17:10:09 +02:00
parent e79d4c1771
commit e253715ce5
432 changed files with 335303 additions and 0 deletions
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45
root/target/linux/brcm2708/patches-4.19/0127-lan78xx-Read-initial-EEE-status-from-DT.patch Normal file
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@ -0,0 +1,45 @@
From cea706fb4bb3531dfdad79cb6b12c0bd963e5944 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Fri, 9 Mar 2018 12:01:00 +0000
Subject: [PATCH 127/432] lan78xx: Read initial EEE status from DT
Add two new DT properties:
* microchip,eee-enabled - a boolean to enable EEE
* microchip,tx-lpi-timer - time in microseconds to wait before entering
low power state
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/net/usb/lan78xx.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 38f248b2b3b4..a5f6e53f6e13 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2654,6 +2654,22 @@ static int lan78xx_open(struct net_device *net)
netif_dbg(dev, ifup, dev->net, "phy initialised successfully");
+ if (of_property_read_bool(dev->udev->dev.of_node,
+ "microchip,eee-enabled")) {
+ struct ethtool_eee edata;
+ memset(&edata, 0, sizeof(edata));
+ edata.cmd = ETHTOOL_SEEE;
+ edata.advertised = ADVERTISED_1000baseT_Full |
+ ADVERTISED_100baseT_Full;
+ edata.eee_enabled = true;
+ edata.tx_lpi_enabled = true;
+ if (of_property_read_u32(dev->udev->dev.of_node,
+ "microchip,tx-lpi-timer",
+ &edata.tx_lpi_timer))
+ edata.tx_lpi_timer = 600; /* non-aggressive */
+ (void)lan78xx_set_eee(net, &edata);
+ }
+
/* for Link Check */
if (dev->urb_intr) {
ret = usb_submit_urb(dev->urb_intr, GFP_KERNEL);
--
2.19.1