diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
commit | af7a535688a758d15f06a98833e6a143b29af9de (patch) | |
tree | bac5ab210bbbbe276f0e44ed84194d7c8bb16aae /arch/arm/mach-ns9xxx/include/mach/gpio.h | |
parent | 0c17e4ceedd35c78b1c7413dbd16279a350be6bc (diff) | |
parent | c41107c2d4fd31924533f4dbc4c3428acc2b5894 (diff) |
Merge http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm into for-rmk
Diffstat (limited to 'arch/arm/mach-ns9xxx/include/mach/gpio.h')
-rw-r--r-- | arch/arm/mach-ns9xxx/include/mach/gpio.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/mach-ns9xxx/include/mach/gpio.h b/arch/arm/mach-ns9xxx/include/mach/gpio.h new file mode 100644 index 00000000000..5eb34903257 --- /dev/null +++ b/arch/arm/mach-ns9xxx/include/mach/gpio.h @@ -0,0 +1,47 @@ +/* + * arch/arm/mach-ns9xxx/include/mach/gpio.h + * + * Copyright (C) 2007 by Digi International Inc. + * All rights reserved. + * + * 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_ARCH_GPIO_H +#define __ASM_ARCH_GPIO_H + +#include <asm/errno.h> + +int gpio_request(unsigned gpio, const char *label); + +void gpio_free(unsigned gpio); + +int ns9xxx_gpio_configure(unsigned gpio, int inv, int func); + +int gpio_direction_input(unsigned gpio); + +int gpio_direction_output(unsigned gpio, int value); + +int gpio_get_value(unsigned gpio); + +void gpio_set_value(unsigned gpio, int value); + +/* + * ns9xxx can use gpio pins to trigger an irq, but it's not generic + * enough to be supported by the gpio_to_irq/irq_to_gpio interface + */ +static inline int gpio_to_irq(unsigned gpio) +{ + return -EINVAL; +} + +static inline int irq_to_gpio(unsigned irq) +{ + return -EINVAL; +} + +/* get the cansleep() stubs */ +#include <asm-generic/gpio.h> + +#endif /* ifndef __ASM_ARCH_GPIO_H */ |