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fb189822fc
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15918 3c298f89-4303-0410-b956-a3cf2f4a3e73
33 lines
596 B
C
33 lines
596 B
C
#ifndef __LINUX_HDQ_H__
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#define __LINUX_HDQ_H__
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#include <linux/device.h>
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#define HDQ_SAMPLE_PERIOD_US 10
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/* platform data */
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struct hdq_platform_data {
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/*
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* give an opportunity to use us as parent for
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* devices that depend on us
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*/
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void (*attach_child_devices)(struct device *parent_device);
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void (*gpio_dir_out)(void);
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void (*gpio_dir_in)(void);
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void (*gpio_set)(int);
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int (*gpio_get)(void);
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int (*enable_fiq)(void);
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void (*disable_fiq)(void);
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void (*kick_fiq)(void);
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};
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int hdq_read(int address);
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int hdq_write(int address, u8 data);
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int hdq_initialized(void);
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#endif
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