[U-Boot] [PATCH 1/2] mx6: soc: Add ENET2 mac address support

[Ye Li]

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 at nxp.com>
---
 arch/arm/cpu/armv7/mx6/soc.c             |   32 +++++++++++++++++++++--------
 arch/arm/include/asm/arch-mx6/imx-regs.h |   19 +----------------
 2 files changed, 24 insertions(+), 27 deletions(-)

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index bf5ae8c..e521bf2 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)) && 
+		1 == dev_id) {
+		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_addr_high);
+		mac[4] = value >> 24 ;
+		mac[5] = value >> 16 ;
+		
+	} else {
+		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 ;
+	}
 
 }
 #endif
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index f24525e..d0324a0 100644
--- a/arch/arm/include/asm/arch-mx6/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
@@ -715,7 +715,6 @@ struct fuse_bank1_regs {
 	u32	rsvd7[3];
 };
 
-#if (defined(CONFIG_MX6SX) || defined(CONFIG_MX6UL))
 struct fuse_bank4_regs {
 	u32 sjc_resp_low;
 	u32 rsvd0[3];
@@ -725,29 +724,13 @@ struct fuse_bank4_regs {
 	u32 rsvd2[3];
 	u32 mac_addr_high;
 	u32 rsvd3[3];
-	u32 mac_addr2;
+	u32 mac_addr2; /*For i.MX6SX and i.MX6UL*/
 	u32 rsvd4[7];
 	u32 gp1;
 	u32 rsvd5[3];
 	u32 gp2;
 	u32 rsvd6[3];
 };
-#else
-struct fuse_bank4_regs {
-	u32	sjc_resp_low;
-	u32     rsvd0[3];
-	u32     sjc_resp_high;
-	u32     rsvd1[3];
-	u32	mac_addr_low;
-	u32     rsvd2[3];
-	u32     mac_addr_high;
-	u32	rsvd3[0xb];
-	u32	gp1;
-	u32	rsvd4[3];
-	u32	gp2;
-	u32	rsvd5[3];
-};
-#endif
 
 struct aipstz_regs {
 	u32	mprot0;
-- 
1.7.4.1