From 91e51701b30a09790b1420a3a5298221e6eb4384 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Sat, 31 Dec 2011 16:25:21 +0100
Subject: Import patches from Jiri Pinkava

---
 ...management-for-some-LCD-stuff-on-Acer-n35.patch | 92 ++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 linux/3.1.6/0011-n35-Powermanagement-for-some-LCD-stuff-on-Acer-n35.patch

(limited to 'linux/3.1.6/0011-n35-Powermanagement-for-some-LCD-stuff-on-Acer-n35.patch')

diff --git a/linux/3.1.6/0011-n35-Powermanagement-for-some-LCD-stuff-on-Acer-n35.patch b/linux/3.1.6/0011-n35-Powermanagement-for-some-LCD-stuff-on-Acer-n35.patch
new file mode 100644
index 0000000..68e7ed4
--- /dev/null
+++ b/linux/3.1.6/0011-n35-Powermanagement-for-some-LCD-stuff-on-Acer-n35.patch
@@ -0,0 +1,92 @@
+From 3dad22d3a6e269ea7387c756592fd831fbd7810e Mon Sep 17 00:00:00 2001
+From: Jiri Pinkava <jiri.pinkava@vscht.cz>
+Date: Mon, 24 May 2010 11:03:52 +0200
+Subject: [PATCH 11/14] n35: Powermanagement for some LCD stuff on Acer n35
+
+Signed-off-by: Jiri Pinkava <jiri.pinkava@vscht.cz>
+---
+ arch/arm/mach-s3c2410/mach-n30.c |   47 ++++++++++++++++++++++++++++++++++++++
+ 1 files changed, 47 insertions(+), 0 deletions(-)
+
+diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
+index 9c0e5b8..3c784e4 100644
+--- a/arch/arm/mach-s3c2410/mach-n30.c
++++ b/arch/arm/mach-s3c2410/mach-n30.c
+@@ -56,6 +56,8 @@
+ #include <plat/ts.h>
+ #include <plat/udc.h>
+ 
++#include <video/platform_lcd.h>
++
+ #ifdef CONFIG_MTD_PARTITIONS
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/nand.h>
+@@ -563,6 +565,45 @@ static struct platform_device n35_backlight = {
+ 	.id   = -1,
+ };
+ 
++static void n35_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
++{
++	if (power) {
++		gpio_set_value(S3C2410_GPB(8), 1);
++		s3c_gpio_setpull(S3C2410_GPB(8), S3C_GPIO_PULL_UP);
++
++		s3c_gpio_cfgpin(S3C2410_GPB(9), S3C2410_GPIO_OUTPUT);
++		gpio_set_value(S3C2410_GPB(9), 1);
++		s3c_gpio_setpull(S3C2410_GPB(9), S3C_GPIO_PULL_UP);
++
++		s3c_gpio_cfgpin(S3C2410_GPB(10), S3C2410_GPIO_OUTPUT);
++		gpio_set_value(S3C2410_GPB(10), 1);
++		s3c_gpio_setpull(S3C2410_GPB(10), S3C_GPIO_PULL_UP);
++	} else {
++		gpio_set_value(S3C2410_GPB(8), 0);
++		s3c_gpio_setpull(S3C2410_GPB(8), S3C_GPIO_PULL_DOWN);
++
++		s3c_gpio_cfgpin(S3C2410_GPB(9), S3C2410_GPIO_INPUT);
++		s3c_gpio_setpull(S3C2410_GPB(9), S3C_GPIO_PULL_DOWN);
++
++		s3c_gpio_cfgpin(S3C2410_GPB(10), S3C2410_GPIO_INPUT);
++		s3c_gpio_setpull(S3C2410_GPB(10), S3C_GPIO_PULL_DOWN);
++	}
++}
++
++
++static struct plat_lcd_data n35_lcd_power_data = {
++	.set_power = n35_lcd_set_power,
++};
++
++static struct platform_device n35_lcd_powerdev = {
++	.name	= "platform-lcd",
++	.id	= -1,
++	.dev	= {
++		.parent		= &s3c_device_lcd.dev,
++		.platform_data	= &n35_lcd_power_data,
++	},
++};
++
+ static void n30_sdi_set_power(unsigned char power_mode, unsigned short vdd)
+ {
+ 	switch (power_mode) {
+@@ -617,6 +658,7 @@ static struct platform_device *n35_devices[] __initdata = {
+ 	&s3c_device_ts,
+ 	&s3c_device_timer[0],
+ 	&n35_backlight,
++	&n35_lcd_powerdev,
+ 	&n30_battery,
+ 	&n35_button_device,
+ 	&n35_blue_led,
+@@ -806,6 +848,11 @@ static void __init n30_init(void)
+ 	if (machine_is_n35()) {
+ 		s3c_nand_set_platdata(&n35_nand_info);
+ 
++		WARN_ON(gpio_request(S3C2410_GPB(8), "LCD driver"));
++		WARN_ON(gpio_request(S3C2410_GPB(9), "LCD HSYNC"));
++		WARN_ON(gpio_request(S3C2410_GPB(10), "LCD VSYNC"));
++		s3c_gpio_cfgpin(S3C2410_GPB(8), S3C2410_GPIO_OUTPUT);
++
+ 		/* Clear any locks and write protects on the flash. */
+ 		WARN_ON(gpio_request(S3C2410_GPC(5), "NAND write protection"));
+ 		gpio_set_value(S3C2410_GPC(5), 1);
+-- 
+1.7.3.1
+
-- 
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