mx6: soc: Add ENET2 mac address support

The i.MX6SX and i.MX6UL has two ENET controllers, add support for reading
MAC address from fuse for ENET2.

Signed-off-by: Ye Li <ye.li@nxp.com>

1 files changed, 23 insertions, 9 deletions

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index bf5ae8cdff..ebe42b8e67 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -364,15 +364,29 @@ void imx_get_mac_from_fuse(int dev_id, unsigned char *mac)
 	struct fuse_bank4_regs *fuse =
 			(struct fuse_bank4_regs *)bank->fuse_regs;
 
-	u32 value = readl(&fuse->mac_addr_high);
-	mac[0] = (value >> 8);
-	mac[1] = value ;
-
-	value = readl(&fuse->mac_addr_low);
-	mac[2] = value >> 24 ;
-	mac[3] = value >> 16 ;
-	mac[4] = value >> 8 ;
-	mac[5] = value ;
+	if ((is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL)) && 
+		dev_id == 1) {
+		u32 value = readl(&fuse->mac_addr2);
+		mac[0] = value >> 24 ;
+		mac[1] = value >> 16 ;
+		mac[2] = value >> 8 ;
+		mac[3] = value ;
+
+		value = readl(&fuse->mac_addr1);
+		mac[4] = value >> 24 ;
+		mac[5] = value >> 16 ;
+		
+	} else {
+		u32 value = readl(&fuse->mac_addr1);
+		mac[0] = (value >> 8);
+		mac[1] = value ;
+
+		value = readl(&fuse->mac_addr0);
+		mac[2] = value >> 24 ;
+		mac[3] = value >> 16 ;
+		mac[4] = value >> 8 ;
+		mac[5] = value ;
+	}
 
 }
 #endif