Replace system button patch with its correspondant API

SVN-Revision: 10161

1 files changed, 56 insertions, 0 deletions

diff --git a/target/linux/au1000/patches/002-sys_btn_gpio.patch b/target/linux/au1000/patches/002-sys_btn_gpio.patch
new file mode 100644
index 0000000000..741f557cfc
--- /dev/null
+++ b/target/linux/au1000/patches/002-sys_btn_gpio.patch
@@ -0,0 +1,56 @@
+This patch adds support for the GPIO connected system button on the MTX-1 boards. Default configuration is updated accordingly.
+
+Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu>
+---
+diff --git a/arch/mips/au1000/mtx-1/platform.c b/arch/mips/au1000/mtx-1/platform.c
+index 49c0fb4..ce8637b 100644
+--- a/arch/mips/au1000/mtx-1/platform.c
++++ b/arch/mips/au1000/mtx-1/platform.c
+@@ -22,9 +22,32 @@
+ #include <linux/types.h>
+ #include <linux/platform_device.h>
+ #include <linux/leds.h>
++#include <linux/gpio_keys.h>
++#include <linux/input.h>
+ 
+ #include <asm/gpio.h>
+ 
++static struct gpio_keys_button mtx1_gpio_button[] = {
++	{
++		.gpio = 207,
++		.code = BTN_0,
++		.desc = "System button",
++	}
++};
++
++static struct gpio_keys_platform_data mtx1_buttons_data = {
++	.buttons = mtx1_gpio_button,
++	.nbuttons = ARRAY_SIZE(mtx1_gpio_button),
++};
++
++static struct platform_device mtx1_button = {
++	.name = "gpio-keys",
++	.id = -1,
++	.dev = {
++		.platform_data = &mtx1_buttons_data,
++	}
++};
++
+ static struct resource mtx1_wdt_res[] = {
+ 	[0] = {
+ 		.start	= 15,
+@@ -66,11 +89,13 @@ static struct platform_device mtx1_gpio_leds = {
+ 
+ static struct __initdata platform_device * mtx1_devs[] = {
+ 	&mtx1_gpio_leds,
+-	&mtx1_wdt
++	&mtx1_wdt,
++	&mtx1_button
+ };
+ 
+ static int __init mtx1_register_devices(void)
+ {
++	gpio_direction_input(207);
+ 	return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
+ }
+