ARM: AM335x: add support for reading cpsw 2nd mac address from efuse
authorMugunthan V N <mugunthanvnm@ti.com>
Tue, 18 Feb 2014 12:31:55 +0000 (07:31 -0500)
committerTom Rini <trini@ti.com>
Tue, 4 Mar 2014 14:42:06 +0000 (09:42 -0500)
Adding support for reading cpsw 2nd mac address from efuse and pass it
to kernel via dtb which will be used in dual emac mode of cpsw.
Also adding mii command support to am335x common config.

Acked-by: Tom Rini <trini@ti.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
board/ti/am335x/board.c
include/configs/ti_am335x_common.h

index 862f966..7609a18 100644 (file)
@@ -602,6 +602,21 @@ int board_eth_init(bd_t *bis)
        }
 
 #ifdef CONFIG_DRIVER_TI_CPSW
+
+       mac_lo = readl(&cdev->macid1l);
+       mac_hi = readl(&cdev->macid1h);
+       mac_addr[0] = mac_hi & 0xFF;
+       mac_addr[1] = (mac_hi & 0xFF00) >> 8;
+       mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
+       mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
+       mac_addr[4] = mac_lo & 0xFF;
+       mac_addr[5] = (mac_lo & 0xFF00) >> 8;
+
+       if (!getenv("eth1addr")) {
+               if (is_valid_ether_addr(mac_addr))
+                       eth_setenv_enetaddr("eth1addr", mac_addr);
+       }
+
        if (read_eeprom(&header) < 0)
                puts("Could not get board ID.\n");
 
index 7e9ca01..50c3203 100644 (file)
@@ -30,6 +30,7 @@
 /* Network defines. */
 #define CONFIG_CMD_NET                 /* 'bootp' and 'tftp' */
 #define CONFIG_CMD_DHCP
+#define CONFIG_CMD_MII
 #define CONFIG_BOOTP_DNS               /* Configurable parts of CMD_DHCP */
 #define CONFIG_BOOTP_DNS2
 #define CONFIG_BOOTP_SEND_HOSTNAME