1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  *  Copyright (C) 2015 Samsung Electronics
4  *  Przemyslaw Marczak  <p.marczak@samsung.com>
5  */
6 
7 #ifndef _SANDBOX_PMIC_H_
8 #define  _SANDBOX_PMIC_H_
9 
10 #define SANDBOX_LDO_DRIVER		"sandbox_ldo"
11 #define SANDBOX_OF_LDO_PREFIX		"ldo"
12 #define SANDBOX_BUCK_DRIVER		"sandbox_buck"
13 #define SANDBOX_OF_BUCK_PREFIX		"buck"
14 
15 #define SANDBOX_BUCK_COUNT	3
16 #define SANDBOX_LDO_COUNT	2
17 /*
18  * Sandbox PMIC registers:
19  * We have only 12 significant registers, but we alloc 16 for padding.
20  */
21 enum {
22 	SANDBOX_PMIC_REG_BUCK1_UV = 0,
23 	SANDBOX_PMIC_REG_BUCK1_UA,
24 	SANDBOX_PMIC_REG_BUCK1_OM,
25 
26 	SANDBOX_PMIC_REG_BUCK2_UV,
27 	SANDBOX_PMIC_REG_BUCK2_UA,
28 	SANDBOX_PMIC_REG_BUCK2_OM,
29 
30 	SANDBOX_PMIC_REG_LDO_OFFSET,
31 	SANDBOX_PMIC_REG_LDO1_UV = SANDBOX_PMIC_REG_LDO_OFFSET,
32 	SANDBOX_PMIC_REG_LDO1_UA,
33 	SANDBOX_PMIC_REG_LDO1_OM,
34 
35 	SANDBOX_PMIC_REG_LDO2_UV,
36 	SANDBOX_PMIC_REG_LDO2_UA,
37 	SANDBOX_PMIC_REG_LDO2_OM,
38 
39 	SANDBOX_PMIC_REG_COUNT = 16,
40 };
41 
42 /* Register offset for output: micro Volts, micro Amps, Operation Mode */
43 enum {
44 	OUT_REG_UV = 0,
45 	OUT_REG_UA,
46 	OUT_REG_OM,
47 	OUT_REG_COUNT,
48 };
49 
50 /* Buck operation modes */
51 enum {
52 	BUCK_OM_OFF = 0,
53 	BUCK_OM_ON,
54 	BUCK_OM_PWM,
55 	BUCK_OM_COUNT,
56 };
57 
58 /* Ldo operation modes */
59 enum {
60 	LDO_OM_OFF = 0,
61 	LDO_OM_ON,
62 	LDO_OM_SLEEP,
63 	LDO_OM_STANDBY,
64 	LDO_OM_COUNT,
65 };
66 
67 /* BUCK1 Voltage: min: 0.8V, step: 25mV, max 2.4V */
68 #define OUT_BUCK1_UV_MIN	800000
69 #define OUT_BUCK1_UV_MAX	2400000
70 #define OUT_BUCK1_UV_STEP	25000
71 
72 /* BUCK1 Amperage: min: 150mA, step: 25mA, max: 250mA */
73 #define OUT_BUCK1_UA_MIN	150000
74 #define OUT_BUCK1_UA_MAX	250000
75 #define OUT_BUCK1_UA_STEP	25000
76 
77 /* BUCK2 Voltage: min: 0.75V, step: 50mV, max 3.95V */
78 #define OUT_BUCK2_UV_MIN	750000
79 #define OUT_BUCK2_UV_MAX	3950000
80 #define OUT_BUCK2_UV_STEP	50000
81 
82 /* LDO1 Voltage: min: 0.8V, step: 25mV, max 2.4V */
83 #define OUT_LDO1_UV_MIN		800000
84 #define OUT_LDO1_UV_MAX		2400000
85 #define OUT_LDO1_UV_STEP	25000
86 
87 /* LDO1 Amperage: min: 100mA, step: 50mA, max: 200mA */
88 #define OUT_LDO1_UA_MIN		100000
89 #define OUT_LDO1_UA_MAX		200000
90 #define OUT_LDO1_UA_STEP	50000
91 
92 /* LDO2 Voltage: min: 0.75V, step: 50mV, max 3.95V */
93 #define OUT_LDO2_UV_MIN		750000
94 #define OUT_LDO2_UV_MAX		3950000
95 #define OUT_LDO2_UV_STEP	50000
96 
97 /* register <-> value conversion */
98 #define REG2VAL(min, step, reg)		((min) + ((step) * (reg)))
99 #define VAL2REG(min, step, val)		(((val) - (min)) / (step))
100 
101 /* Operation mode id -> register value conversion */
102 #define OM2REG(x)			(x)
103 
104 /* Test data for: test/dm/power.c */
105 
106 /* BUCK names */
107 #define SANDBOX_BUCK1_DEVNAME	"buck1"
108 #define SANDBOX_BUCK1_PLATNAME	"SUPPLY_1.2V"
109 #define SANDBOX_BUCK2_DEVNAME	"buck2"
110 #define SANDBOX_BUCK2_PLATNAME	"SUPPLY_3.3V"
111 /* BUCK3: for testing fallback regulator prefix matching during bind */
112 #define SANDBOX_BUCK3_DEVNAME	"no_match_by_nodename"
113 #define SANDBOX_BUCK3_PLATNAME	"buck_SUPPLY_1.5V"
114 /* LDO names */
115 #define SANDBOX_LDO1_DEVNAME	"ldo1"
116 #define SANDBOX_LDO1_PLATNAME	"VDD_EMMC_1.8V"
117 #define SANDBOX_LDO2_DEVNAME	"ldo2"
118 #define SANDBOX_LDO2_PLATNAME	"VDD_LCD_3.3V"
119 
120 /*
121  * Expected regulators setup after call of:
122  * - regulator_autoset_by_name()
123  * - regulator_list_autoset()
124  */
125 
126 /* BUCK1: for testing regulator_autoset_by_name() */
127 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_UV	1200000
128 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_UA	200000
129 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_ENABLE	true
130 
131 /* BUCK2: for testing sandbox ADC's supply */
132 #define SANDBOX_BUCK2_INITIAL_EXPECTED_UV	3000000
133 #define SANDBOX_BUCK2_SET_UV			3300000
134 
135 /* LDO1/2 for testing regulator_list_autoset() */
136 #define SANDBOX_LDO1_AUTOSET_EXPECTED_UV	1800000
137 #define SANDBOX_LDO1_AUTOSET_EXPECTED_UA	100000
138 #define SANDBOX_LDO1_AUTOSET_EXPECTED_ENABLE	true
139 
140 #define SANDBOX_LDO2_AUTOSET_EXPECTED_UV	3000000
141 #define SANDBOX_LDO2_AUTOSET_EXPECTED_UA	-ENOSYS
142 #define SANDBOX_LDO2_AUTOSET_EXPECTED_ENABLE	false
143 
144 #endif
145