build/patch/kernel/sun8i-default/friendlyarm_m1_gigabit.patch

64 lines
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1.9 KiB
Diff

From 97e1a057000511abe8ed85adee6c6474398a427c Mon Sep 17 00:00:00 2001
From: wwd <ericrock@foxmail.com>
Date: Fri, 18 Nov 2016 17:46:25 +0800
Subject: [PATCH] eth: support 1000M ethernet
diff --git a/drivers/net/ethernet/sunxi/eth/sunxi_geth.c b/drivers/net/ethernet/sunxi/eth/sunxi_geth.c
--- a/drivers/net/ethernet/sunxi/eth/sunxi_geth.c
+++ b/drivers/net/ethernet/sunxi/eth/sunxi_geth.c
@@ -265,8 +265,10 @@ static void desc_print(struct dma_desc *desc, int size)
static int geth_power_on(struct geth_priv *priv)
{
int value;
- if (gpio_is_valid(priv->gpio_power_hd))
+ if (gpio_is_valid(priv->gpio_power_hd)) {
gpio_set_value(priv->gpio_power_hd, 1);
+ mdelay(50);
+ }
#ifdef CONFIG_GETH_PHY_POWER
struct regulator **regu;
int ret = 0, i = 0;
@@ -330,8 +332,10 @@ err:
static void geth_power_off(struct geth_priv *priv)
{
int value;
- if (gpio_is_valid(priv->gpio_power_hd))
+ if (gpio_is_valid(priv->gpio_power_hd)) {
gpio_set_value(priv->gpio_power_hd, 0);
+ mdelay(50);
+ }
#ifdef CONFIG_GETH_PHY_POWER
struct regulator **regu = priv->power;
int i = 0;
@@ -1690,6 +1699,10 @@ static int geth_sys_request(struct platform_device *pdev)
int ret = 0;
struct resource *res;
+ script_item_value_type_e type;
+ script_item_u item;
+ int req_status;
+
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "geth_extclk");
if (unlikely(!res)){
ret = -ENODEV;
@@ -1763,6 +1776,20 @@ static int geth_sys_request(struct platform_device *pdev)
}
}
#endif
+
+ type = script_get_item("gmac_phy_power", "gmac_phy_power_en", &item);
+ if (SCIRPT_ITEM_VALUE_TYPE_PIO != type) {
+ priv->gpio_power_hd = -1;
+ } else {
+ /*request gpio*/
+ req_status = gpio_request(item.gpio.gpio, NULL);
+ if (0 != req_status) {
+ pr_err("request gpio failed!\n");
+ }
+ gpio_direction_output(item.gpio.gpio, 1);
+ priv->gpio_power_hd = item.gpio.gpio;
+ }
+
return 0;
pin_err: