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53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
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/*
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* Atheros AR71xx GPIO API definitions
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*
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* Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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*/
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#ifndef __ASM_MACH_AR71XX_GPIO_H
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#define __ASM_MACH_AR71XX_GPIO_H
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#define ARCH_NR_GPIOS 64
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#include <asm-generic/gpio.h>
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#include <asm/mach-ar71xx/ar71xx.h>
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extern void __ar71xx_gpio_set_value(unsigned gpio, int value);
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extern int __ar71xx_gpio_get_value(unsigned gpio);
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static inline int gpio_to_irq(unsigned gpio)
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{
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return AR71XX_GPIO_IRQ(gpio);
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}
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static inline int irq_to_gpio(unsigned irq)
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{
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return irq - AR71XX_GPIO_IRQ_BASE;
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}
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static inline int gpio_get_value(unsigned gpio)
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{
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if (gpio < AR71XX_GPIO_COUNT)
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return __ar71xx_gpio_get_value(gpio);
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return __gpio_get_value(gpio);
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}
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static inline void gpio_set_value(unsigned gpio, int value)
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{
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if (gpio < AR71XX_GPIO_COUNT)
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__ar71xx_gpio_set_value(gpio, value);
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else
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__gpio_set_value(gpio, value);
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}
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#define gpio_cansleep __gpio_cansleep
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#endif /* __ASM_MACH_AR71XX_GPIO_H */
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