forked from Qortal/Brooklyn
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*
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* Raspberry Pi Sense HAT core driver
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* http://raspberrypi.org
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*
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* Copyright (C) 2015 Raspberry Pi
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*
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* Author: Serge Schneider
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifndef __LINUX_MFD_RPISENSE_CORE_H_
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#define __LINUX_MFD_RPISENSE_CORE_H_
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#include <linux/mfd/rpisense/joystick.h>
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#include <linux/mfd/rpisense/framebuffer.h>
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/*
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* Register values.
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*/
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#define RPISENSE_FB 0x00
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#define RPISENSE_WAI 0xF0
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#define RPISENSE_VER 0xF1
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#define RPISENSE_KEYS 0xF2
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#define RPISENSE_EE_WP 0xF3
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#define RPISENSE_ID 's'
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struct rpisense {
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struct device *dev;
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struct i2c_client *i2c_client;
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/* Client devices */
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struct rpisense_js joystick;
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struct rpisense_fb framebuffer;
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};
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struct rpisense *rpisense_get_dev(void);
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s32 rpisense_reg_read(struct rpisense *rpisense, int reg);
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int rpisense_reg_write(struct rpisense *rpisense, int reg, u16 val);
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int rpisense_block_write(struct rpisense *rpisense, const char *buf, int count);
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#endif
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