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1 /*
2  * Copyright (c) 2019, MediaTek Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef PMIC_WRAP_INIT_H
8 #define PMIC_WRAP_INIT_H
9 
10 #include <platform_def.h>
11 #include <stdint.h>
12 
13 /* external API */
14 int32_t pwrap_read(uint32_t adr, uint32_t *rdata);
15 int32_t pwrap_write(uint32_t adr, uint32_t wdata);
16 
17 static struct mt8183_pmic_wrap_regs *const mtk_pwrap =
18 	(void *)PMIC_WRAP_BASE;
19 
20 /* timeout setting */
21 enum {
22 	TIMEOUT_READ        = 255,	/* us */
23 	TIMEOUT_WAIT_IDLE   = 255	/* us */
24 };
25 
26 /* PMIC_WRAP registers */
27 struct mt8183_pmic_wrap_regs {
28 	uint32_t reserved[776];
29 	uint32_t wacs2_cmd;
30 	uint32_t wacs2_rdata;
31 	uint32_t wacs2_vldclr;
32 	uint32_t reserved1[4];
33 };
34 
35 enum {
36 	RDATA_WACS_RDATA_SHIFT = 0,
37 	RDATA_WACS_FSM_SHIFT = 16,
38 	RDATA_WACS_REQ_SHIFT = 19,
39 	RDATA_SYNC_IDLE_SHIFT,
40 	RDATA_INIT_DONE_SHIFT,
41 	RDATA_SYS_IDLE_SHIFT,
42 };
43 
44 enum {
45 	RDATA_WACS_RDATA_MASK = 0xffff,
46 	RDATA_WACS_FSM_MASK = 0x7,
47 	RDATA_WACS_REQ_MASK = 0x1,
48 	RDATA_SYNC_IDLE_MASK = 0x1,
49 	RDATA_INIT_DONE_MASK = 0x1,
50 	RDATA_SYS_IDLE_MASK = 0x1,
51 };
52 
53 /* WACS_FSM */
54 enum {
55 	WACS_FSM_IDLE            = 0x00,
56 	WACS_FSM_REQ             = 0x02,
57 	WACS_FSM_WFDLE           = 0x04,
58 	WACS_FSM_WFVLDCLR        = 0x06,
59 	WACS_INIT_DONE           = 0x01,
60 	WACS_SYNC_IDLE           = 0x01,
61 	WACS_SYNC_BUSY           = 0x00
62 };
63 
64 /* error information flag */
65 enum {
66 	E_PWR_INVALID_ARG             = 1,
67 	E_PWR_INVALID_RW              = 2,
68 	E_PWR_INVALID_ADDR            = 3,
69 	E_PWR_INVALID_WDAT            = 4,
70 	E_PWR_INVALID_OP_MANUAL       = 5,
71 	E_PWR_NOT_IDLE_STATE          = 6,
72 	E_PWR_NOT_INIT_DONE           = 7,
73 	E_PWR_NOT_INIT_DONE_READ      = 8,
74 	E_PWR_WAIT_IDLE_TIMEOUT       = 9,
75 	E_PWR_WAIT_IDLE_TIMEOUT_READ  = 10,
76 	E_PWR_INIT_SIDLY_FAIL         = 11,
77 	E_PWR_RESET_TIMEOUT           = 12,
78 	E_PWR_TIMEOUT                 = 13,
79 	E_PWR_INIT_RESET_SPI          = 20,
80 	E_PWR_INIT_SIDLY              = 21,
81 	E_PWR_INIT_REG_CLOCK          = 22,
82 	E_PWR_INIT_ENABLE_PMIC        = 23,
83 	E_PWR_INIT_DIO                = 24,
84 	E_PWR_INIT_CIPHER             = 25,
85 	E_PWR_INIT_WRITE_TEST         = 26,
86 	E_PWR_INIT_ENABLE_CRC         = 27,
87 	E_PWR_INIT_ENABLE_DEWRAP      = 28,
88 	E_PWR_INIT_ENABLE_EVENT       = 29,
89 	E_PWR_READ_TEST_FAIL          = 30,
90 	E_PWR_WRITE_TEST_FAIL         = 31,
91 	E_PWR_SWITCH_DIO              = 32
92 };
93 
94 #endif /* PMIC_WRAP_INIT_H */
95