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Diffstat (limited to 'target/linux/omap24xx/patches-2.6.36/310-n8x0-gpioswitch-input.patch')
-rw-r--r--target/linux/omap24xx/patches-2.6.36/310-n8x0-gpioswitch-input.patch98
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/omap24xx/patches-2.6.36/310-n8x0-gpioswitch-input.patch b/target/linux/omap24xx/patches-2.6.36/310-n8x0-gpioswitch-input.patch
new file mode 100644
index 0000000000..474829a64b
--- /dev/null
+++ b/target/linux/omap24xx/patches-2.6.36/310-n8x0-gpioswitch-input.patch
@@ -0,0 +1,98 @@
+---
+ arch/arm/mach-omap2/board-n8x0.c | 73 +++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 73 insertions(+)
+
+--- linux-2.6.36-rc5.orig/arch/arm/mach-omap2/board-n8x0.c
++++ linux-2.6.36-rc5/arch/arm/mach-omap2/board-n8x0.c
+@@ -796,6 +796,77 @@ extern void n8x0_blizzard_init(void);
+
+ extern void n8x0_usb_init(void);
+
++struct gpio_switch_input_dev {
++ struct input_dev *idev;
++ unsigned int swcode;
++};
++
++static struct gpio_switch_input_dev *slide_input;
++static struct gpio_switch_input_dev *kblock_input;
++
++static void n8x0_gpio_switch_input_notify(struct gpio_switch_input_dev *gdev,
++ int state)
++{
++ if (gdev) {
++ input_report_switch(gdev->idev, gdev->swcode, state);
++ input_sync(gdev->idev);
++ }
++}
++
++static void n8x0_slide_notify(void *data, int state)
++{
++ n8x0_gpio_switch_input_notify(slide_input, state);
++}
++
++static void n8x0_kb_lock_notify(void *data, int state)
++{
++ n8x0_gpio_switch_input_notify(kblock_input, state);
++}
++
++static struct gpio_switch_input_dev * __init gpioswitch_input_init(
++ const char *name,
++ unsigned int swcode)
++{
++ struct gpio_switch_input_dev *gdev;
++ int err;
++
++ gdev = kzalloc(sizeof(*gdev), GFP_KERNEL);
++ if (!gdev)
++ goto error;
++ gdev->swcode = swcode;
++
++ gdev->idev = input_allocate_device();
++ if (!gdev->idev)
++ goto err_free;
++
++ gdev->idev->evbit[0] = BIT_MASK(EV_SW);
++ gdev->idev->swbit[BIT_WORD(swcode)] = BIT_MASK(swcode);
++ gdev->idev->name = name;
++
++ err = input_register_device(gdev->idev);
++ if (err)
++ goto err_free_idev;
++
++ return gdev;
++
++err_free_idev:
++ input_free_device(gdev->idev);
++err_free:
++ kfree(gdev);
++error:
++ return NULL;
++}
++
++static int __init n8x0_gpio_switches_input_init(void)
++{
++ slide_input = gpioswitch_input_init("slide", SW_KEYPAD_SLIDE);
++ kblock_input = gpioswitch_input_init("kb_lock", SW_LID);
++ if (WARN_ON(!slide_input || !kblock_input))
++ return -ENODEV;
++ return 0;
++}
++late_initcall(n8x0_gpio_switches_input_init);
++
+ static struct omap_gpio_switch n8x0_gpio_switches[] __initdata = {
+ {
+ .name = "headphone",
+@@ -817,11 +888,13 @@ static struct omap_gpio_switch n8x0_gpio
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
++ .notify = n8x0_slide_notify,
+ }, {
+ .name = "kb_lock",
+ .gpio = -1,
+ .debounce_rising = 200,
+ .debounce_falling = 200,
++ .notify = n8x0_kb_lock_notify,
+ },
+ };
+