mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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93 lines
3.1 KiB
Diff
93 lines
3.1 KiB
Diff
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From d0342f6cc0388862a8e62b4b77f1c4c011385e9a Mon Sep 17 00:00:00 2001
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From: Holger Freyther <zecke@openmoko.org>
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Date: Fri, 25 Jul 2008 23:06:03 +0100
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Subject: [PATCH] Add GPIO -> IRQ for the s3c2410 and add irq_to_gpio to the gpio.h of the Samsung SoC
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Use this irq_to_gpio in the neo1973 keyboard driver
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---
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drivers/input/keyboard/neo1973kbd.c | 19 ++++++-------------
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include/asm-arm/arch-s3c2410/gpio.h | 5 ++---
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2 files changed, 8 insertions(+), 16 deletions(-)
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diff --git a/drivers/input/keyboard/neo1973kbd.c b/drivers/input/keyboard/neo1973kbd.c
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index b413bc8..06fa8e0 100644
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--- a/drivers/input/keyboard/neo1973kbd.c
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+++ b/drivers/input/keyboard/neo1973kbd.c
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@@ -28,16 +28,13 @@
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struct neo1973kbd {
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struct input_dev *input;
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unsigned int suspended;
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- int gpio_aux;
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- int gpio_hold;
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- int gpio_jack;
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};
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static irqreturn_t neo1973kbd_aux_irq(int irq, void *dev_id)
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{
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struct neo1973kbd *neo1973kbd_data = dev_id;
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- int key_pressed = !gpio_get_value(neo1973kbd_data->gpio_aux);
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+ int key_pressed = !gpio_get_value(irq_to_gpio(irq));
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input_report_key(neo1973kbd_data->input, KEY_PHONE, key_pressed);
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input_sync(neo1973kbd_data->input);
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@@ -48,7 +45,7 @@ static irqreturn_t neo1973kbd_hold_irq(int irq, void *dev_id)
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{
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struct neo1973kbd *neo1973kbd_data = dev_id;
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- int key_pressed = gpio_get_value(neo1973kbd_data->gpio_hold);
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+ int key_pressed = gpio_get_value(irq_to_gpio(irq));
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input_report_key(neo1973kbd_data->input, KEY_PAUSE, key_pressed);
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input_sync(neo1973kbd_data->input);
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@@ -59,7 +56,7 @@ static irqreturn_t neo1973kbd_headphone_irq(int irq, void *dev_id)
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{
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struct neo1973kbd *neo1973kbd_data = dev_id;
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- int key_pressed = gpio_get_value(neo1973kbd_data->gpio_jack);
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+ int key_pressed = gpio_get_value(irq_to_gpio(irq));
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input_report_switch(neo1973kbd_data->input,
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SW_HEADPHONE_INSERT, key_pressed);
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input_sync(neo1973kbd_data->input);
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@@ -107,19 +104,15 @@ static int neo1973kbd_probe(struct platform_device *pdev)
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if (pdev->resource[0].flags != 0)
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return -EINVAL;
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- neo1973kbd->gpio_aux = pdev->resource[0].start;
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- neo1973kbd->gpio_hold = pdev->resource[1].start;
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- neo1973kbd->gpio_jack = pdev->resource[2].start;
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-
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- irq_aux = gpio_to_irq(neo1973kbd->gpio_aux);
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+ irq_aux = gpio_to_irq(pdev->resource[0].start);
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if (irq_aux < 0)
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return -EINVAL;
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- irq_hold = gpio_to_irq(neo1973kbd->gpio_hold);
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+ irq_hold = gpio_to_irq(pdev->resource[1].start);
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if (irq_hold < 0)
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return -EINVAL;
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- irq_jack = gpio_to_irq(neo1973kbd->gpio_jack);
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+ irq_jack = gpio_to_irq(pdev->resource[2].start);
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if (irq_jack < 0)
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return -EINVAL;
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diff --git a/include/asm-arm/arch-s3c2410/gpio.h b/include/asm-arm/arch-s3c2410/gpio.h
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index 7583895..1b96c4e 100644
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--- a/include/asm-arm/arch-s3c2410/gpio.h
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+++ b/include/asm-arm/arch-s3c2410/gpio.h
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@@ -61,8 +61,7 @@ static inline int gpio_direction_output(unsigned gpio, int value)
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#define gpio_to_irq(gpio) s3c2400_gpio_getirq(gpio)
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#else
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#define gpio_to_irq(gpio) s3c2410_gpio_getirq(gpio)
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+#define irq_to_gpio(irq) s3c2410_irq_to_gpio(irq)
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#endif
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-
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-/* FIXME implement irq_to_gpio() */
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-
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#endif
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+#include <asm-generic/gpio.h>
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--
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1.5.6.3
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