gmac get mac form eeprom

hc

2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
..
..
@@ -2718,9 +2718,10 @@
2718
2718
 	struct rk_priv_data *bsp_priv = priv;
2719
2719
 	struct device *dev = &bsp_priv->pdev->dev;
2720
2720
 	//unsigned char ethaddr[ETH_ALEN * MAX_ETH] = {0};
2721
-	//int ret, id = bsp_priv->bus_id;
2722
-	int i;
2721
+	int ret, id = bsp_priv->bus_id;
2722
+	//int i;
2723
2723
 
2724
+	printk("hw-debug:enter rk_get_eth_addr.. \n");
2724
2725
 #if 0
2725
2726
 	if (is_valid_ether_addr(addr))
2726
2727
 		goto out;
..
..
@@ -2753,21 +2754,30 @@
2753
2754
 	}
2754
2755
 #endif
2755
2756
 	
2756
-	#if 1
2757
-        if (at24_mac_read(macaddr) > 0) {
2758
-                printk("ben %s: at24_mac_read Success!! \n", __func__);
2759
-                memcpy(addr, macaddr, 6);
2760
2757
 
2761
-                printk("Read the Ethernet MAC address from :");
2762
-                for (i = 0; i < 5; i++)
2763
-                        printk("%2.2x:", addr[i]);
2758
+	//eeprom
2759
+        	ret = at24_mac_read(macaddr);
2760
+        	if (ret > 0)
2761
+        	{
2762
+                	printk("ben %s: at24_mac_read Success!! \n", __func__);
2763
+                	memcpy(addr, macaddr, 6);
2764
2764
 
2765
-                printk("%2.2x\n", addr[i]);
2766
-        } else {
2767
-                printk("ben %s: at24_mac_read Failed!! \n", __func__);
2768
-                goto out;
2769
-        }
2770
-        #endif
2765
+                	if ((addr[0] == 0x68) && (addr[1] == 0xed))
2766
+                	{
2767
+                        	printk("at24_eeprom mac is valid \n", __func__);
2768
+                        	goto out;
2769
+        		}
2770
+                	else
2771
+                	{
2772
+                        	printk("at24_eeprom mac is invalid \n", __func__);
2773
+                        	addr[0] = 0x68;
2774
+                        	addr[1] = 0xed;
2775
+                        	addr[2] = 0x01;
2776
+                        	addr[3] = 0x02;
2777
+                        	addr[4] = 0x03;
2778
+                        	addr[5] = 0x04;
2779
+                	}
2780
+    		}
2771
2781
 out:
2772
2782
 	dev_err(dev, "%s: mac address: %pM\n", __func__, addr);
2773
2783
 }