34cc662f8a
Add GPIO support to the BCM47XX platform. It will be used by a GPIO LED driver. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
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*/
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#ifndef __BCM47XX_GPIO_H
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#define __BCM47XX_GPIO_H
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#define BCM47XX_EXTIF_GPIO_LINES 5
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#define BCM47XX_CHIPCO_GPIO_LINES 16
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extern int bcm47xx_gpio_to_irq(unsigned gpio);
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extern int bcm47xx_gpio_get_value(unsigned gpio);
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extern void bcm47xx_gpio_set_value(unsigned gpio, int value);
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extern int bcm47xx_gpio_direction_input(unsigned gpio);
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extern int bcm47xx_gpio_direction_output(unsigned gpio, int value);
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static inline int gpio_request(unsigned gpio, const char *label)
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{
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return 0;
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}
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static inline void gpio_free(unsigned gpio)
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{
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}
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static inline int gpio_to_irq(unsigned gpio)
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{
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return bcm47xx_gpio_to_irq(gpio);
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}
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static inline int gpio_get_value(unsigned gpio)
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{
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return bcm47xx_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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bcm47xx_gpio_set_value(gpio, value);
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}
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static inline int gpio_direction_input(unsigned gpio)
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{
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return bcm47xx_gpio_direction_input(gpio);
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}
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static inline int gpio_direction_output(unsigned gpio, int value)
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{
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return bcm47xx_gpio_direction_output(gpio, value);
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}
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/* cansleep wrappers */
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#include <asm-generic/gpio.h>
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#endif /* __BCM47XX_GPIO_H */
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