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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Core definitions for RAVE SP MFD driver.
*
* Copyright (C) 2017 Zodiac Inflight Innovations
*/
#ifndef _LINUX_RAVE_SP_H_
#define _LINUX_RAVE_SP_H_
#include <linux/notifier.h>
enum rave_sp_command {
RAVE_SP_CMD_GET_FIRMWARE_VERSION = 0x20,
RAVE_SP_CMD_GET_BOOTLOADER_VERSION = 0x21,
RAVE_SP_CMD_BOOT_SOURCE = 0x26,
RAVE_SP_CMD_GET_BOARD_COPPER_REV = 0x2B,
RAVE_SP_CMD_GET_GPIO_STATE = 0x2F,
RAVE_SP_CMD_STATUS = 0xA0,
RAVE_SP_CMD_SW_WDT = 0xA1,
RAVE_SP_CMD_PET_WDT = 0xA2,
RAVE_SP_CMD_SET_BACKLIGHT = 0xA6,
RAVE_SP_CMD_RESET = 0xA7,
RAVE_SP_CMD_RESET_REASON = 0xA8,
RAVE_SP_CMD_REQ_COPPER_REV = 0xB6,
RAVE_SP_CMD_GET_I2C_DEVICE_STATUS = 0xBA,
RAVE_SP_CMD_GET_SP_SILICON_REV = 0xB9,
RAVE_SP_CMD_CONTROL_EVENTS = 0xBB,
RAVE_SP_EVNT_BASE = 0xE0,
};
struct rave_sp;
static inline unsigned long rave_sp_action_pack(u8 event, u8 value)
{
return ((unsigned long)value << 8) | event;
}
static inline u8 rave_sp_action_unpack_event(unsigned long action)
{
return action;
}
static inline u8 rave_sp_action_unpack_value(unsigned long action)
{
return action >> 8;
}
int rave_sp_exec(struct rave_sp *sp,
void *__data, size_t data_size,
void *reply_data, size_t reply_data_size);
struct device;
int devm_rave_sp_register_event_notifier(struct device *dev,
struct notifier_block *nb);
#endif /* _LINUX_RAVE_SP_H_ */
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