[U-Boot] [PATCH 11/11] arm: cm4008, cm41xx: read MAC address from flash

[Yann Vernier]

Previously code to do this was in the Ethernet driver itself.
Since it is board specific, moved it here, and altered it to
support preset MAC from environment.
---
 board/cm4008/cm4008.c |   12 ++++++++++++
 board/cm41xx/cm41xx.c |   12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/board/cm4008/cm4008.c b/board/cm4008/cm4008.c
index 6c0da9a..e14f8f4 100644
--- a/board/cm4008/cm4008.c
+++ b/board/cm4008/cm4008.c
@@ -75,10 +75,22 @@ int board_late_init (void)
 	return 0;
 }
 
+#ifdef CONFIG_DRIVER_KS8695ETH
 int board_eth_init(bd_t *bis)
 {
+	uchar enetaddr[6];
+	const uchar * const fp=CONFIG_SYS_FLASH_BASE+0x1c000;
+
+	/* read MAC address from flash */
+	if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
+		memcpy(&enetaddr[0], fp, 6);
+		if (is_valid_ether_addr(enetaddr))
+			eth_setenv_enetaddr("ethaddr", enetaddr);
+	}
+
 	return ks8695_eth_initialize();
 }
+#endif
 
 int board_init (void)
 {
diff --git a/board/cm41xx/cm41xx.c b/board/cm41xx/cm41xx.c
index 6aef617..771701d 100644
--- a/board/cm41xx/cm41xx.c
+++ b/board/cm41xx/cm41xx.c
@@ -75,10 +75,22 @@ int board_late_init (void)
 	return 0;
 }
 
+#ifdef CONFIG_DRIVER_KS8695ETH
 int board_eth_init(bd_t *bis)
 {
+	uchar enetaddr[6];
+	const uchar * const fp=CONFIG_SYS_FLASH_BASE+0x1c000;
+
+	/* read MAC address from flash */
+	if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
+		memcpy(&enetaddr[0], fp, 6);
+		if (is_valid_ether_addr(enetaddr))
+			eth_setenv_enetaddr("ethaddr", enetaddr);
+	}
+
 	return ks8695_eth_initialize();
 }
+#endif
 
 int board_init (void)
 {
-- 
1.7.10.4