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authorPhilipp Zabel <philipp.zabel@gmail.com>2007-02-18 01:40:46 -0500
committerDmitry Torokhov <dtor@insightbb.com>2007-02-18 01:40:46 -0500
commit0d98f6bbd8d62c2c7a9924e0b3e5068cc28173b0 (patch)
treee5a5b9560acd4454f1a1b34e2a5cfcd9c5d31c9e /drivers/input/keyboard
parent1efa770f8ef0bfe12cd004f2e1f75eefcd8699d3 (diff)
Input: gpio-keys - switch to common GPIO API
This adds support for at least SA1100 and S3C24xx CPUs. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/keyboard')
-rw-r--r--drivers/input/keyboard/Kconfig6
-rw-r--r--drivers/input/keyboard/gpio_keys.c15
2 files changed, 11 insertions, 10 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 1b81a72e19d..64509689fa6 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -215,11 +215,11 @@ config KEYBOARD_AAED2000
module will be called aaed2000_kbd.
config KEYBOARD_GPIO
- tristate "Buttons on CPU GPIOs (PXA)"
- depends on ARCH_PXA
+ tristate "Buttons on CPU GPIOs (PXA)"
+ depends on (ARCH_SA1100 || ARCH_PXA || ARCH_S3C2410)
help
This driver implements support for buttons connected
- directly to GPIO pins of PXA CPUs.
+ directly to GPIO pins of SA1100, PXA or S3C24xx CPUs.
Say Y here if your device has buttons connected
directly to GPIO pins of the CPU.
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 7ad479e4e3b..fa03a00b4c6 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -24,7 +24,7 @@
#include <linux/input.h>
#include <linux/irq.h>
-#include <asm/arch/pxa-regs.h>
+#include <asm/gpio.h>
#include <asm/arch/hardware.h>
#include <asm/hardware/gpio_keys.h>
@@ -38,8 +38,8 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
for (i = 0; i < pdata->nbuttons; i++) {
int gpio = pdata->buttons[i].gpio;
- if (irq == IRQ_GPIO(gpio)) {
- int state = ((GPLR(gpio) & GPIO_bit(gpio)) ? 1 : 0) ^ (pdata->buttons[i].active_low);
+ if (irq == gpio_to_irq(gpio)) {
+ int state = (gpio_get_value(gpio) ? 1 : 0) ^ (pdata->buttons[i].active_low);
input_report_key(input, pdata->buttons[i].keycode, state);
input_sync(input);
@@ -75,14 +75,15 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
for (i = 0; i < pdata->nbuttons; i++) {
int code = pdata->buttons[i].keycode;
- int irq = IRQ_GPIO(pdata->buttons[i].gpio);
+ int irq = gpio_to_irq(pdata->buttons[i].gpio);
set_irq_type(irq, IRQ_TYPE_EDGE_BOTH);
error = request_irq(irq, gpio_keys_isr, IRQF_SAMPLE_RANDOM,
pdata->buttons[i].desc ? pdata->buttons[i].desc : "gpio_keys",
pdev);
if (error) {
- printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n", irq, ret);
+ printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n",
+ irq, error);
goto fail;
}
set_bit(code, input->keybit);
@@ -98,7 +99,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
fail:
for (i = i - 1; i >= 0; i--)
- free_irq(IRQ_GPIO(pdata->buttons[i].gpio), pdev);
+ free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev);
input_free_device(input);
@@ -112,7 +113,7 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev)
int i;
for (i = 0; i < pdata->nbuttons; i++) {
- int irq = IRQ_GPIO(pdata->buttons[i].gpio);
+ int irq = gpio_to_irq(pdata->buttons[i].gpio);
free_irq(irq, pdev);
}