imx: Get fec mac address from fuse

[karo-tx-uboot.git] / arch / arm / cpu / armv7 / mx5 / soc.c

diff --git a/arch/arm/cpu/armv7/mx5/soc.c b/arch/arm/cpu/armv7/mx5/soc.c
index 7c7a565665f5c644ee3a2421731a08f526e1b671..290011923eaf35699ddc9437f639702bf167de4b 100644 (file)
--- a/arch/arm/cpu/armv7/mx5/soc.c
+++ b/arch/arm/cpu/armv7/mx5/soc.c
@@ -100,6 +100,20 @@ int cpu_eth_init(bd_t *bis)
        return rc;
 }
 
+#if defined(CONFIG_FEC_MXC)
+void imx_get_mac_from_fuse(unsigned char *mac)
+{
+       int i;
+       struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
+       struct fuse_bank *bank = &iim->bank[1];
+       struct fuse_bank1_regs *fuse =
+                       (struct fuse_bank1_regs *)bank->fuse_regs;
+
+       for (i = 0; i < 6; i++)
+               mac[i] = readl(&fuse->mac_addr[i]) & 0xff;
+}
+#endif
+
 /*
  * Initializes on-chip MMC controllers.
  * to override, implement board_mmc_init()