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git://projects.qi-hardware.com/openwrt-xburst.git
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796a9d1091
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15242 3c298f89-4303-0410-b956-a3cf2f4a3e73
33 lines
1016 B
C
33 lines
1016 B
C
/*
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* Linux Broadcom BCM47xx GPIO char driver
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*
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* Copyright 2007, Broadcom Corporation
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* All Rights Reserved.
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*
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* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
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* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
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* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
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*
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*/
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#ifndef _linux_gpio_h_
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#define _linux_gpio_h_
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struct gpio_ioctl {
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uint32 mask;
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uint32 val;
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};
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#define GPIO_IOC_MAGIC 'G'
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/* reserve/release a gpio to the caller */
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#define GPIO_IOC_RESERVE _IOWR(GPIO_IOC_MAGIC, 1, struct gpio_ioctl)
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#define GPIO_IOC_RELEASE _IOWR(GPIO_IOC_MAGIC, 2, struct gpio_ioctl)
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/* ioctls to read/write the gpio registers */
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#define GPIO_IOC_OUT _IOWR(GPIO_IOC_MAGIC, 3, struct gpio_ioctl)
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#define GPIO_IOC_IN _IOWR(GPIO_IOC_MAGIC, 4, struct gpio_ioctl)
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#define GPIO_IOC_OUTEN _IOWR(GPIO_IOC_MAGIC, 5, struct gpio_ioctl)
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#endif /* _linux_gpio_h_ */
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