From b9986be0840d7945f760204bfb1a4b565ba235ff Mon Sep 17 00:00:00 2001
From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Date: Thu, 10 Oct 2013 09:13:41 +0900
Subject: arm: lager: Add support reset function

The lager board uses I2C for reset.

ned-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
---
 board/renesas/lager/lager.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'board')

diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c
index ba923d5..cdd5b32 100644
--- 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);
 }
-- 
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