This read MAC address from Serial EEPROM and set.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu...@renesas.com>
---
V2: Remove white space.
board/renesas/r0p7734/r0p7734.c | 20 +++++++++++++++++++-
include/configs/r0p7734.h | 17 +++++++++++++++++
2 files changed, 36 insertions(+), 1 deletions(-)
diff --git a/board/renesas/r0p7734/r0p7734.c b/board/renesas/r0p7734/r0p7734.c
index 80f4329..c1bde54 100644
--- 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
-
diff --git a/include/configs/r0p7734.h b/include/configs/r0p7734.h
index d73cc4d..aa3193d 100644
--- a/include/configs/r0p7734.h
+++ b/include/configs/r0p7734.h
@@ -34,6 +34,7 @@
#define CONFIG_400MHZ_MODE 1
/* #define CONFIG_533MHZ_MODE 1 */
+#define CONFIG_BOARD_LATE_INIT
#define CONFIG_SYS_TEXT_BASE 0x8FFC0000
#define CONFIG_CMD_FLASH
@@ -67,6 +68,22 @@
# define CONFIG_SMC911X_BASE (0x84000000)
#endif
+
+/* I2C */
+#define CONFIG_CMD_I2C
+#define CONFIG_SH_SH7734_I2C 1
+#define CONFIG_HARD_I2C 1
+#define CONFIG_I2C_MULTI_BUS 1
+#define CONFIG_SYS_MAX_I2C_BUS 2
+#define CONFIG_SYS_I2C_MODULE 0
+#define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */
+#define CONFIG_SYS_I2C_SLAVE 0x50
+#define CONFIG_SH_I2C_DATA_HIGH 4
+#define CONFIG_SH_I2C_DATA_LOW 5
+#define CONFIG_SH_I2C_CLOCK 500000000
+#define CONFIG_SH_I2C_BASE0 0xFFC70000
+#define CONFIG_SH_I2C_BASE1 0xFFC7100
+
/* undef to save memory */
#define CONFIG_SYS_LONGHELP
/* Monitor Command Prompt */
--
1.7.9.1
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