[U-Boot] [u-boot PATCH v2 7/8] ARM: k2g: setup PRU ethernet MAC addresses

Roger Quadros rogerq at ti.com
Mon Jan 30 16:15:15 CET 2017


PRU ethernet MAC address range is present in the
board EEPROM. Parse it and setup eth?addr
environment variables.

Signed-off-by: Roger Quadros <rogerq at ti.com>
---
 board/ti/ks2_evm/board_k2g.c | 19 +++++++++++++++++++
 configs/k2g_evm_defconfig    |  2 ++
 2 files changed, 21 insertions(+)

diff --git a/board/ti/ks2_evm/board_k2g.c b/board/ti/ks2_evm/board_k2g.c
index 40edbaa..a738dd2 100644
--- a/board/ti/ks2_evm/board_k2g.c
+++ b/board/ti/ks2_evm/board_k2g.c
@@ -12,6 +12,7 @@
 #include <asm/arch/psc_defs.h>
 #include <asm/arch/mmc_host_def.h>
 #include "mux-k2g.h"
+#include "../common/board_detect.h"
 
 #define SYS_CLK		24000000
 
@@ -149,6 +150,24 @@ int board_early_init_f(void)
 }
 #endif
 
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_TI_I2C_BOARD_DETECT)
+	int rc;
+
+	rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
+			CONFIG_EEPROM_CHIP_ADDRESS);
+	if (rc)
+		printf("ti_i2c_eeprom_init failed %d\n", rc);
+
+	board_ti_set_ethaddr(1);
+#endif
+
+	return 0;
+}
+#endif
+
 #ifdef CONFIG_SPL_BUILD
 void spl_init_keystone_plls(void)
 {
diff --git a/configs/k2g_evm_defconfig b/configs/k2g_evm_defconfig
index 5251105..372e20b 100644
--- a/configs/k2g_evm_defconfig
+++ b/configs/k2g_evm_defconfig
@@ -3,6 +3,8 @@ CONFIG_ARCH_KEYSTONE=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_TARGET_K2G_EVM=y
+CONFIG_EEPROM_BUS_ADDRESS=0
+CONFIG_EEPROM_CHIP_ADDRESS=0x50
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_POWER_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
-- 
2.7.4



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