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| author | Michal Marek <mmarek@suse.cz> | 2010-08-04 13:59:13 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2010-08-04 13:59:13 +0200 |
| commit | 772320e84588dcbe1600ffb83e5f328f2209ac2a (patch) | |
| tree | a7de21b79340aeaa17c58126f6b801b82c77b53a /arch/arm/mach-s3c2410/include/mach/gpio-track.h | |
| parent | modpost: support objects with more than 64k sections (diff) | |
| parent | Linux 2.6.35 (diff) | |
| download | linux-772320e84588dcbe1600ffb83e5f328f2209ac2a.tar.xz linux-772320e84588dcbe1600ffb83e5f328f2209ac2a.zip | |
Merge commit 'v2.6.35' into kbuild/kbuild
Conflicts:
arch/powerpc/Makefile
Diffstat (limited to 'arch/arm/mach-s3c2410/include/mach/gpio-track.h')
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/gpio-track.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-track.h b/arch/arm/mach-s3c2410/include/mach/gpio-track.h new file mode 100644 index 000000000000..d67819dde42a --- /dev/null +++ b/arch/arm/mach-s3c2410/include/mach/gpio-track.h @@ -0,0 +1,33 @@ +/* arch/arm/mach-s3c24100/include/mach/gpio-core.h + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C2410 - GPIO core support + * + * 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_CORE_H +#define __ASM_ARCH_GPIO_CORE_H __FILE__ + +#include <mach/regs-gpio.h> + +extern struct s3c_gpio_chip s3c24xx_gpios[]; + +static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin) +{ + struct s3c_gpio_chip *chip; + + if (pin > S3C_GPIO_END) + return NULL; + + chip = &s3c24xx_gpios[pin/32]; + return ((pin - chip->chip.base) < chip->chip.ngpio) ? chip : NULL; +} + +#endif /* __ASM_ARCH_GPIO_CORE_H */ |