sh: r0p7734: Add support I2C controller

[karo-tx-uboot.git] / board / renesas / r0p7734 / r0p7734.c

diff --git a/board/renesas/r0p7734/r0p7734.c b/board/renesas/r0p7734/r0p7734.c
index 80f4329e00cf4715931f0781e7c60ad8b4e75134..c1bde549ae897c9cb60e5281325de0f9b81fb5e0 100644 (file)
--- a/board/renesas/r0p7734/r0p7734.c
+++ b/board/renesas/r0p7734/r0p7734.c
@@ -25,6 +25,7 @@
 #include <asm/io.h>
 #include <asm/processor.h>
 #include <netdev.h>
+#include <i2c.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -55,6 +56,24 @@ int board_init(void)
        if (r & MSTPSR1_GETHER)
                writel((r & ~MSTPSR1_GETHER), MSTPCR1);
 #endif
+
+       return 0;
+}
+
+int board_late_init(void)
+{
+       u8 mac[6];
+
+       /* Read Mac Address and set*/
+       i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+       i2c_set_bus_num(CONFIG_SYS_I2C_MODULE);
+
+       /* Read MAC address */
+       i2c_read(0x50, 0x10, 0, mac, 6);
+
+       if (is_valid_ether_addr(mac))
+               eth_setenv_enetaddr("ethaddr", mac);
+
        return 0;
 }
 
@@ -75,4 +94,3 @@ int board_eth_init(bd_t *bis)
        return rc;
 }
 #endif
-