mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
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/*
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* HTC PASIC3 driver - LEDs and DS1WM
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*
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* Copyright (c) 2007 Philipp Zabel <philipp.zabel@gmail.com>
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of this archive for
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* more details.
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*
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*/
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#ifndef __PASIC3_H
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#define __PASIC3_H
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#include <linux/platform_device.h>
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#include <linux/leds.h>
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extern void pasic3_write_register(struct device *dev, u32 reg, u8 val);
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extern u8 pasic3_read_register(struct device *dev, u32 reg);
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/*
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* mask for registers 0x20,0x21,0x22
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*/
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#define PASIC3_MASK_LED0 0x04
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#define PASIC3_MASK_LED1 0x08
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#define PASIC3_MASK_LED2 0x40
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/*
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* bits in register 0x06
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*/
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#define PASIC3_BIT2_LED0 0x08
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#define PASIC3_BIT2_LED1 0x10
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#define PASIC3_BIT2_LED2 0x20
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struct pasic3_led {
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struct led_classdev led;
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unsigned int hw_num;
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unsigned int bit2;
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unsigned int mask;
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struct pasic3_leds_machinfo *pdata;
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};
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struct pasic3_leds_machinfo {
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unsigned int num_leds;
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unsigned int power_gpio;
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struct pasic3_led *leds;
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};
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struct pasic3_platform_data {
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struct pasic3_leds_machinfo *led_pdata;
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unsigned int bus_shift;
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unsigned int clock_rate;
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};
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#endif
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