diff options
Diffstat (limited to 'target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linux_gpio.h')
| -rw-r--r-- | target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linux_gpio.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linux_gpio.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linux_gpio.h new file mode 100644 index 0000000..f74e92c --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linux_gpio.h @@ -0,0 +1,33 @@ +/* + * Linux Broadcom BCM47xx GPIO char driver + * + * Copyright 2007, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id$ + */ + +#ifndef _linux_gpio_h_ +#define _linux_gpio_h_ + +struct gpio_ioctl { + uint32 mask; + uint32 val; +}; + +#define GPIO_IOC_MAGIC 'G' + +/* reserve/release a gpio to the caller */ +#define GPIO_IOC_RESERVE _IOWR(GPIO_IOC_MAGIC, 1, struct gpio_ioctl) +#define GPIO_IOC_RELEASE _IOWR(GPIO_IOC_MAGIC, 2, struct gpio_ioctl) +/* ioctls to read/write the gpio registers */ +#define GPIO_IOC_OUT _IOWR(GPIO_IOC_MAGIC, 3, struct gpio_ioctl) +#define GPIO_IOC_IN _IOWR(GPIO_IOC_MAGIC, 4, struct gpio_ioctl) +#define GPIO_IOC_OUTEN _IOWR(GPIO_IOC_MAGIC, 5, struct gpio_ioctl) + +#endif /* _linux_gpio_h_ */ |