1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ */
2*4882a593Smuzhiyun
3*4882a593Smuzhiyun /*
4*4882a593Smuzhiyun * Core definitions for RAVE SP MFD driver.
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * Copyright (C) 2017 Zodiac Inflight Innovations
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #ifndef _LINUX_RAVE_SP_H_
10*4882a593Smuzhiyun #define _LINUX_RAVE_SP_H_
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include <linux/notifier.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun enum rave_sp_command {
15*4882a593Smuzhiyun RAVE_SP_CMD_GET_FIRMWARE_VERSION = 0x20,
16*4882a593Smuzhiyun RAVE_SP_CMD_GET_BOOTLOADER_VERSION = 0x21,
17*4882a593Smuzhiyun RAVE_SP_CMD_BOOT_SOURCE = 0x26,
18*4882a593Smuzhiyun RAVE_SP_CMD_GET_BOARD_COPPER_REV = 0x2B,
19*4882a593Smuzhiyun RAVE_SP_CMD_GET_GPIO_STATE = 0x2F,
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun RAVE_SP_CMD_STATUS = 0xA0,
22*4882a593Smuzhiyun RAVE_SP_CMD_SW_WDT = 0xA1,
23*4882a593Smuzhiyun RAVE_SP_CMD_PET_WDT = 0xA2,
24*4882a593Smuzhiyun RAVE_SP_CMD_RMB_EEPROM = 0xA4,
25*4882a593Smuzhiyun RAVE_SP_CMD_SET_BACKLIGHT = 0xA6,
26*4882a593Smuzhiyun RAVE_SP_CMD_RESET = 0xA7,
27*4882a593Smuzhiyun RAVE_SP_CMD_RESET_REASON = 0xA8,
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun RAVE_SP_CMD_REQ_COPPER_REV = 0xB6,
30*4882a593Smuzhiyun RAVE_SP_CMD_GET_I2C_DEVICE_STATUS = 0xBA,
31*4882a593Smuzhiyun RAVE_SP_CMD_GET_SP_SILICON_REV = 0xB9,
32*4882a593Smuzhiyun RAVE_SP_CMD_CONTROL_EVENTS = 0xBB,
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun RAVE_SP_EVNT_BASE = 0xE0,
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun struct rave_sp;
38*4882a593Smuzhiyun
rave_sp_action_pack(u8 event,u8 value)39*4882a593Smuzhiyun static inline unsigned long rave_sp_action_pack(u8 event, u8 value)
40*4882a593Smuzhiyun {
41*4882a593Smuzhiyun return ((unsigned long)value << 8) | event;
42*4882a593Smuzhiyun }
43*4882a593Smuzhiyun
rave_sp_action_unpack_event(unsigned long action)44*4882a593Smuzhiyun static inline u8 rave_sp_action_unpack_event(unsigned long action)
45*4882a593Smuzhiyun {
46*4882a593Smuzhiyun return action;
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
rave_sp_action_unpack_value(unsigned long action)49*4882a593Smuzhiyun static inline u8 rave_sp_action_unpack_value(unsigned long action)
50*4882a593Smuzhiyun {
51*4882a593Smuzhiyun return action >> 8;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun int rave_sp_exec(struct rave_sp *sp,
55*4882a593Smuzhiyun void *__data, size_t data_size,
56*4882a593Smuzhiyun void *reply_data, size_t reply_data_size);
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun struct device;
59*4882a593Smuzhiyun int devm_rave_sp_register_event_notifier(struct device *dev,
60*4882a593Smuzhiyun struct notifier_block *nb);
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun #endif /* _LINUX_RAVE_SP_H_ */
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