From bb4291e62579dbc611e84eaaf973631e0bf129c7 Mon Sep 17 00:00:00 2001
From: Alessandro Rubini <rubini@unipv.it>
Date: Fri, 24 Jul 2009 11:27:14 +0200
Subject: arm nomadik: add i2c

Signed-off-by: Alessandro Rubini <rubini@unipv.it>
Acked-by: Andrea Gallo <andrea.gallo@stericsson.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 board/st/nhk8815/nhk8815.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'board/st/nhk8815')

diff --git a/board/st/nhk8815/nhk8815.c b/board/st/nhk8815/nhk8815.c
index 085a5e0a42..1fa506a889 100644
--- a/board/st/nhk8815/nhk8815.c
+++ b/board/st/nhk8815/nhk8815.c
@@ -27,6 +27,7 @@
 
 #include <common.h>
 #include <asm/io.h>
+#include <asm/arch/gpio.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -61,9 +62,20 @@ int board_init(void)
 	return 0;
 }
 
-int misc_init_r(void)
+int board_late_init(void)
 {
-	setenv("verify", "n");
+	/* Set the two I2C gpio lines to be gpio high */
+	nmk_gpio_set(__SCL, 1);	nmk_gpio_set(__SDA, 1);
+	nmk_gpio_dir(__SCL, 1);	nmk_gpio_dir(__SDA, 1);
+	nmk_gpio_af(__SCL, GPIO_GPIO); nmk_gpio_af(__SDA, GPIO_GPIO);
+
+	/* Reset the I2C port expander, on GPIO77 */
+	nmk_gpio_af(77, GPIO_GPIO);
+	nmk_gpio_dir(77, 1);
+	nmk_gpio_set(77, 0);
+	udelay(10);
+	nmk_gpio_set(77, 1);
+
 	return 0;
 }
 
-- 
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