diff options
Diffstat (limited to 'arch/arm/mach-shmobile/sh-gpio.h')
-rw-r--r-- | arch/arm/mach-shmobile/sh-gpio.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/sh-gpio.h b/arch/arm/mach-shmobile/sh-gpio.h new file mode 100644 index 000000000..2c4141413 --- /dev/null +++ b/arch/arm/mach-shmobile/sh-gpio.h @@ -0,0 +1,29 @@ +/* + * Generic GPIO API and pinmux table support + * + * Copyright (c) 2008 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#ifndef __ASM_ARCH_GPIO_H +#define __ASM_ARCH_GPIO_H + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/io.h> + +/* + * FIXME !! + * + * current gpio frame work doesn't have + * the method to control only pull up/down/free. + * this function should be replaced by correct gpio function + */ +static inline void __init gpio_direction_none(void __iomem * addr) +{ + __raw_writeb(0x00, addr); +} + +#endif /* __ASM_ARCH_GPIO_H */ |