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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2008-04-04 11:55:24 -0400
committerRalf Baechle <ralf@linux-mips.org>2008-04-28 12:14:31 -0400
commit8aa62adafada6e3f29e12dacf1d6f491d2ba5f7f (patch)
tree34823f01604a79d519050b4b788812eeb4360b48
parent46684734dd6a55af09c3fe799af7d74cb938684c (diff)
[MIPS] make fallback gpio.h gpiolib-friendly
If gpiolib was selected, asm-generic/gpio.h provides some prototypes for gpio API and implementation helpers. With this patch, platform code can implement its GPIO API using gpiolib without custom gpio.h file. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--include/asm-mips/mach-generic/gpio.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-mips/mach-generic/gpio.h b/include/asm-mips/mach-generic/gpio.h
index 6eaf5efedf3a..e6b376bd9d06 100644
--- a/include/asm-mips/mach-generic/gpio.h
+++ b/include/asm-mips/mach-generic/gpio.h
@@ -1,12 +1,18 @@
1#ifndef __ASM_MACH_GENERIC_GPIO_H 1#ifndef __ASM_MACH_GENERIC_GPIO_H
2#define __ASM_MACH_GENERIC_GPIO_H 2#define __ASM_MACH_GENERIC_GPIO_H
3 3
4#ifdef CONFIG_HAVE_GPIO_LIB
5#define gpio_get_value __gpio_get_value
6#define gpio_set_value __gpio_set_value
7#define gpio_cansleep __gpio_cansleep
8#else
4int gpio_request(unsigned gpio, const char *label); 9int gpio_request(unsigned gpio, const char *label);
5void gpio_free(unsigned gpio); 10void gpio_free(unsigned gpio);
6int gpio_direction_input(unsigned gpio); 11int gpio_direction_input(unsigned gpio);
7int gpio_direction_output(unsigned gpio, int value); 12int gpio_direction_output(unsigned gpio, int value);
8int gpio_get_value(unsigned gpio); 13int gpio_get_value(unsigned gpio);
9void gpio_set_value(unsigned gpio, int value); 14void gpio_set_value(unsigned gpio, int value);
15#endif
10int gpio_to_irq(unsigned gpio); 16int gpio_to_irq(unsigned gpio);
11int irq_to_gpio(unsigned irq); 17int irq_to_gpio(unsigned irq);
12 18