1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2014-2019, Toradex AG
4  */
5 
6 /*
7  * Helpers for Freescale PMIC PF0100
8 */
9 
10 #ifndef PF0100_H_
11 #define PF0100_H_
12 
13 /* bit definitions */
14 #define PFUZE100_BIT_0			(0x01 << 0)
15 #define PFUZE100_BIT_1			(0x01 << 1)
16 #define PFUZE100_BIT_2			(0x01 << 2)
17 #define PFUZE100_BIT_3			(0x01 << 3)
18 #define PFUZE100_BIT_4			(0x01 << 4)
19 #define PFUZE100_BIT_5			(0x01 << 5)
20 #define PFUZE100_BIT_6			(0x01 << 6)
21 #define PFUZE100_BIT_7			(0x01 << 7)
22 
23 /* 7-bit I2C bus slave address */
24 #define PFUZE100_I2C_ADDR		(0x08)
25 /* Register Addresses */
26 #define PFUZE100_DEVICEID		(0x0)
27 #define PFUZE100_REVID			(0x3)
28 #define PFUZE100_INTSTAT3		(0xe)
29 #define PFUZE100_BIT_OTP_ECCI		PFUZE100_BIT_7
30 #define PFUZE100_SW1AMODE		(0x23)
31 #define PFUZE100_SW1ACON		36
32 #define PFUZE100_SW1ACON_SPEED_VAL	(0x1<<6)	/*default */
33 #define PFUZE100_SW1ACON_SPEED_M	(0x3<<6)
34 #define PFUZE100_SW1CCON		49
35 #define PFUZE100_SW1CCON_SPEED_VAL	(0x1<<6)	/*default */
36 #define PFUZE100_SW1CCON_SPEED_M	(0x3<<6)
37 #define PFUZE100_SW1AVOL		32
38 #define PFUZE100_SW1AVOL_VSEL_M		(0x3f<<0)
39 #define PFUZE100_SW1CVOL		46
40 #define PFUZE100_SW1CVOL_VSEL_M		(0x3f<<0)
41 #define PFUZE100_VGEN1CTL		(0x6c)
42 #define PFUZE100_VGEN1_VAL		(0x30 + 0x08) /* Always ON, 1.2V */
43 #define PFUZE100_SWBSTCTL		(0x66)
44 /* Always ON, Auto Switching Mode, 5.0V */
45 #define PFUZE100_SWBST_VAL		(0x40 + 0x08 + 0x00)
46 
47 /* chooses the extended page (registers 0x80..0xff) */
48 #define PFUZE100_PAGE_REGISTER		0x7f
49 #define PFUZE100_PAGE_REGISTER_PAGE_M	(0x1f << 0)
50 #define PFUZE100_PAGE_REGISTER_PAGE1	(0x01 & PFUZE100_PAGE_REGISTER_PAGE_M)
51 #define PFUZE100_PAGE_REGISTER_PAGE2	(0x02 & PFUZE100_PAGE_REGISTER_PAGE_M)
52 
53 /* extended page 1 */
54 #define PFUZE100_OTP_ECC_SE1		0x8a
55 #define PFUZE100_BIT_ECC1_SE		PFUZE100_BIT_0
56 #define PFUZE100_BIT_ECC2_SE		PFUZE100_BIT_1
57 #define PFUZE100_BIT_ECC3_SE		PFUZE100_BIT_2
58 #define PFUZE100_BIT_ECC4_SE		PFUZE100_BIT_3
59 #define PFUZE100_BIT_ECC5_SE		PFUZE100_BIT_4
60 #define PFUZE100_BITS_ECC_SE1		((PFUZE100_BIT_ECC1_SE) | \
61 					(PFUZE100_BIT_ECC2_SE) | \
62 					(PFUZE100_BIT_ECC3_SE) | \
63 					(PFUZE100_BIT_ECC4_SE) | \
64 					(PFUZE100_BIT_ECC5_SE))
65 #define PFUZE100_OTP_ECC_SE2		0x8b
66 #define PFUZE100_BIT_ECC6_SE		PFUZE100_BIT_0
67 #define PFUZE100_BIT_ECC7_SE		PFUZE100_BIT_1
68 #define PFUZE100_BIT_ECC8_SE		PFUZE100_BIT_2
69 #define PFUZE100_BIT_ECC9_SE		PFUZE100_BIT_3
70 #define PFUZE100_BIT_ECC10_SE		PFUZE100_BIT_4
71 #define PFUZE100_BITS_ECC_SE2		((PFUZE100_BIT_ECC6_SE) | \
72 					(PFUZE100_BIT_ECC7_SE) | \
73 					(PFUZE100_BIT_ECC8_SE) | \
74 					(PFUZE100_BIT_ECC9_SE) | \
75 					(PFUZE100_BIT_ECC10_SE))
76 #define PFUZE100_OTP_ECC_DE1		0x8c
77 #define PFUZE100_BIT_ECC1_DE		PFUZE100_BIT_0
78 #define PFUZE100_BIT_ECC2_DE		PFUZE100_BIT_1
79 #define PFUZE100_BIT_ECC3_DE		PFUZE100_BIT_2
80 #define PFUZE100_BIT_ECC4_DE		PFUZE100_BIT_3
81 #define PFUZE100_BIT_ECC5_DE		PFUZE100_BIT_4
82 #define PFUZE100_BITS_ECC_DE1		((PFUZE100_BIT_ECC1_DE) | \
83 					(PFUZE100_BIT_ECC2_DE) | \
84 					(PFUZE100_BIT_ECC3_DE) | \
85 					(PFUZE100_BIT_ECC4_DE) | \
86 					(PFUZE100_BIT_ECC5_DE))
87 #define PFUZE100_OTP_ECC_DE2		0x8d
88 #define PFUZE100_BIT_ECC6_DE		PFUZE100_BIT_0
89 #define PFUZE100_BIT_ECC7_DE		PFUZE100_BIT_1
90 #define PFUZE100_BIT_ECC8_DE		PFUZE100_BIT_2
91 #define PFUZE100_BIT_ECC9_DE		PFUZE100_BIT_3
92 #define PFUZE100_BIT_ECC10_DE		PFUZE100_BIT_4
93 #define PFUZE100_BITS_ECC_DE2		((PFUZE100_BIT_ECC6_DE) | \
94 					(PFUZE100_BIT_ECC7_DE) | \
95 					(PFUZE100_BIT_ECC8_DE) | \
96 					(PFUZE100_BIT_ECC9_DE) | \
97 					(PFUZE100_BIT_ECC10_DE))
98 #define PFUZE100_FUSE_POR1		0xe4
99 #define PFUZE100_FUSE_POR2		0xe5
100 #define PFUZE100_FUSE_POR3		0xe6
101 #define PFUZE100_FUSE_POR_M		(0x1 << 1)
102 
103 /* output some informational messages, return the number FUSE_POR=1 */
104 /* i.e. 0: unprogrammed, 3: programmed, other: undefined prog. state */
105 unsigned pmic_init(void);
106 
107 #endif /* PF0100_H_ */
108