arm: lager: Add support reset function

[platform/kernel/u-boot.git] / board / renesas / lager / lager.c

diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c
index ba923d5..cdd5b32 100644 (file)
--- a/board/renesas/lager/lager.c
+++ b/board/renesas/lager/lager.c
@@ -19,6 +19,7 @@
 #include <asm/gpio.h>
 #include <asm/arch/rmobile.h>
 #include <miiphy.h>
+#include <i2c.h>
 #include "qos.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -354,4 +355,11 @@ int board_late_init(void)
 
 void reset_cpu(ulong addr)
 {
+       u8 val;
+
+       i2c_set_bus_num(3); /* PowerIC connected to ch3 */
+       i2c_init(400000, 0);
+       i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
+       val |= 0x02;
+       i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
 }