From f258bb3ae540ccc311fd344a0121bba1928b85dd Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 13 Aug 2024 01:23:32 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 24 +++++++++++++++++++++---
1 files changed, 21 insertions(+), 3 deletions(-)
diff --git a/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index cf9c46e..27310a8 100644
--- a/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -2711,13 +2711,15 @@
}
EXPORT_SYMBOL(dwmac_rk_get_phy_interface);
+static unsigned char macaddr[6];
+extern ssize_t at24_mac_read(unsigned char* addr);
static void rk_get_eth_addr(void *priv, unsigned char *addr)
{
struct rk_priv_data *bsp_priv = priv;
struct device *dev = &bsp_priv->pdev->dev;
- unsigned char ethaddr[ETH_ALEN * MAX_ETH] = {0};
- int ret, id = bsp_priv->bus_id;
+ int i;
+#if 0
if (is_valid_ether_addr(addr))
goto out;
@@ -2747,6 +2749,22 @@
} else {
memcpy(addr, ðaddr[id * ETH_ALEN], ETH_ALEN);
}
+#endif
+
+ #if 1
+ if (at24_mac_read(macaddr) > 0) {
+ printk("ben %s: at24_mac_read Success!! \n", __func__);
+ memcpy(addr, macaddr, 6);
+ printk("Read the Ethernet MAC address from :");
+ for (i = 0; i < 5; i++)
+ printk("%2.2x:", addr[i]);
+
+ printk("%2.2x\n", addr[i]);
+ } else {
+ printk("ben %s: at24_mac_read Failed!! \n", __func__);
+ goto out;
+ }
+ #endif
out:
dev_err(dev, "%s: mac address: %pM\n", __func__, addr);
@@ -2920,7 +2938,7 @@
.of_match_table = rk_gmac_dwmac_match,
},
};
-module_platform_driver(rk_gmac_dwmac_driver);
+module_platform_driver1(rk_gmac_dwmac_driver);
MODULE_AUTHOR("Chen-Zhi (Roger Chen) <roger.chen@rock-chips.com>");
MODULE_DESCRIPTION("Rockchip RK3288 DWMAC specific glue layer");
--
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