[ar71xx] switch to 2.6.28

[openwrt-10.03/.git] / target / linux / ar71xx / files / arch / mips / include / asm / mach-ar71xx / gpio.h

diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/gpio.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/gpio.h
new file mode 100644 (file)
index 0000000..6354d68
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/gpio.h
@@ -0,0 +1,53 @@
+/*
+ *  Atheros AR71xx GPIO API definitions
+ *
+ *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ *
+ */
+
+#ifndef __ASM_MACH_AR71XX_GPIO_H
+#define __ASM_MACH_AR71XX_GPIO_H
+
+#define ARCH_NR_GPIOS  64
+#include <asm-generic/gpio.h>
+
+#include <asm/mach-ar71xx/ar71xx.h>
+
+extern unsigned long ar71xx_gpio_count;
+extern void __ar71xx_gpio_set_value(unsigned gpio, int value);
+extern int __ar71xx_gpio_get_value(unsigned gpio);
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+       return AR71XX_GPIO_IRQ(gpio);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+       return irq - AR71XX_GPIO_IRQ_BASE;
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+       if (gpio < ar71xx_gpio_count)
+               return __ar71xx_gpio_get_value(gpio);
+
+       return __gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+       if (gpio < ar71xx_gpio_count)
+               __ar71xx_gpio_set_value(gpio, value);
+       else
+               __gpio_set_value(gpio, value);
+}
+
+#define gpio_cansleep  __gpio_cansleep
+
+#endif /* __ASM_MACH_AR71XX_GPIO_H */