xref: /openbmc/linux/include/linux/mfd/rk808.h (revision a8da474e)
1 /*
2  * rk808.h for Rockchip RK808
3  *
4  * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
5  *
6  * Author: Chris Zhong <zyw@rock-chips.com>
7  * Author: Zhang Qing <zhangqing@rock-chips.com>
8  *
9  * This program is free software; you can redistribute it and/or modify it
10  * under the terms and conditions of the GNU General Public License,
11  * version 2, as published by the Free Software Foundation.
12  *
13  * This program is distributed in the hope it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
16  * more details.
17  */
18 
19 #ifndef __LINUX_REGULATOR_rk808_H
20 #define __LINUX_REGULATOR_rk808_H
21 
22 #include <linux/regulator/machine.h>
23 #include <linux/regmap.h>
24 
25 /*
26  * rk808 Global Register Map.
27  */
28 
29 #define RK808_DCDC1	0 /* (0+RK808_START) */
30 #define RK808_LDO1	4 /* (4+RK808_START) */
31 #define RK808_NUM_REGULATORS   14
32 
33 enum rk808_reg {
34 	RK808_ID_DCDC1,
35 	RK808_ID_DCDC2,
36 	RK808_ID_DCDC3,
37 	RK808_ID_DCDC4,
38 	RK808_ID_LDO1,
39 	RK808_ID_LDO2,
40 	RK808_ID_LDO3,
41 	RK808_ID_LDO4,
42 	RK808_ID_LDO5,
43 	RK808_ID_LDO6,
44 	RK808_ID_LDO7,
45 	RK808_ID_LDO8,
46 	RK808_ID_SWITCH1,
47 	RK808_ID_SWITCH2,
48 };
49 
50 #define RK808_SECONDS_REG	0x00
51 #define RK808_MINUTES_REG	0x01
52 #define RK808_HOURS_REG		0x02
53 #define RK808_DAYS_REG		0x03
54 #define RK808_MONTHS_REG	0x04
55 #define RK808_YEARS_REG		0x05
56 #define RK808_WEEKS_REG		0x06
57 #define RK808_ALARM_SECONDS_REG	0x08
58 #define RK808_ALARM_MINUTES_REG	0x09
59 #define RK808_ALARM_HOURS_REG	0x0a
60 #define RK808_ALARM_DAYS_REG	0x0b
61 #define RK808_ALARM_MONTHS_REG	0x0c
62 #define RK808_ALARM_YEARS_REG	0x0d
63 #define RK808_RTC_CTRL_REG	0x10
64 #define RK808_RTC_STATUS_REG	0x11
65 #define RK808_RTC_INT_REG	0x12
66 #define RK808_RTC_COMP_LSB_REG	0x13
67 #define RK808_RTC_COMP_MSB_REG	0x14
68 #define RK808_CLK32OUT_REG	0x20
69 #define RK808_VB_MON_REG	0x21
70 #define RK808_THERMAL_REG	0x22
71 #define RK808_DCDC_EN_REG	0x23
72 #define RK808_LDO_EN_REG	0x24
73 #define RK808_SLEEP_SET_OFF_REG1	0x25
74 #define RK808_SLEEP_SET_OFF_REG2	0x26
75 #define RK808_DCDC_UV_STS_REG	0x27
76 #define RK808_DCDC_UV_ACT_REG	0x28
77 #define RK808_LDO_UV_STS_REG	0x29
78 #define RK808_LDO_UV_ACT_REG	0x2a
79 #define RK808_DCDC_PG_REG	0x2b
80 #define RK808_LDO_PG_REG	0x2c
81 #define RK808_VOUT_MON_TDB_REG	0x2d
82 #define RK808_BUCK1_CONFIG_REG		0x2e
83 #define RK808_BUCK1_ON_VSEL_REG		0x2f
84 #define RK808_BUCK1_SLP_VSEL_REG	0x30
85 #define RK808_BUCK1_DVS_VSEL_REG	0x31
86 #define RK808_BUCK2_CONFIG_REG		0x32
87 #define RK808_BUCK2_ON_VSEL_REG		0x33
88 #define RK808_BUCK2_SLP_VSEL_REG	0x34
89 #define RK808_BUCK2_DVS_VSEL_REG	0x35
90 #define RK808_BUCK3_CONFIG_REG		0x36
91 #define RK808_BUCK4_CONFIG_REG		0x37
92 #define RK808_BUCK4_ON_VSEL_REG		0x38
93 #define RK808_BUCK4_SLP_VSEL_REG	0x39
94 #define RK808_BOOST_CONFIG_REG		0x3a
95 #define RK808_LDO1_ON_VSEL_REG		0x3b
96 #define RK808_LDO1_SLP_VSEL_REG		0x3c
97 #define RK808_LDO2_ON_VSEL_REG		0x3d
98 #define RK808_LDO2_SLP_VSEL_REG		0x3e
99 #define RK808_LDO3_ON_VSEL_REG		0x3f
100 #define RK808_LDO3_SLP_VSEL_REG		0x40
101 #define RK808_LDO4_ON_VSEL_REG		0x41
102 #define RK808_LDO4_SLP_VSEL_REG		0x42
103 #define RK808_LDO5_ON_VSEL_REG		0x43
104 #define RK808_LDO5_SLP_VSEL_REG		0x44
105 #define RK808_LDO6_ON_VSEL_REG		0x45
106 #define RK808_LDO6_SLP_VSEL_REG		0x46
107 #define RK808_LDO7_ON_VSEL_REG		0x47
108 #define RK808_LDO7_SLP_VSEL_REG		0x48
109 #define RK808_LDO8_ON_VSEL_REG		0x49
110 #define RK808_LDO8_SLP_VSEL_REG		0x4a
111 #define RK808_DEVCTRL_REG	0x4b
112 #define RK808_INT_STS_REG1	0x4c
113 #define RK808_INT_STS_MSK_REG1	0x4d
114 #define RK808_INT_STS_REG2	0x4e
115 #define RK808_INT_STS_MSK_REG2	0x4f
116 #define RK808_IO_POL_REG	0x50
117 
118 /* IRQ Definitions */
119 #define RK808_IRQ_VOUT_LO	0
120 #define RK808_IRQ_VB_LO		1
121 #define RK808_IRQ_PWRON		2
122 #define RK808_IRQ_PWRON_LP	3
123 #define RK808_IRQ_HOTDIE	4
124 #define RK808_IRQ_RTC_ALARM	5
125 #define RK808_IRQ_RTC_PERIOD	6
126 #define RK808_IRQ_PLUG_IN_INT	7
127 #define RK808_IRQ_PLUG_OUT_INT	8
128 #define RK808_NUM_IRQ		9
129 
130 #define RK808_IRQ_VOUT_LO_MSK		BIT(0)
131 #define RK808_IRQ_VB_LO_MSK		BIT(1)
132 #define RK808_IRQ_PWRON_MSK		BIT(2)
133 #define RK808_IRQ_PWRON_LP_MSK		BIT(3)
134 #define RK808_IRQ_HOTDIE_MSK		BIT(4)
135 #define RK808_IRQ_RTC_ALARM_MSK		BIT(5)
136 #define RK808_IRQ_RTC_PERIOD_MSK	BIT(6)
137 #define RK808_IRQ_PLUG_IN_INT_MSK	BIT(0)
138 #define RK808_IRQ_PLUG_OUT_INT_MSK	BIT(1)
139 
140 #define RK808_VBAT_LOW_2V8	0x00
141 #define RK808_VBAT_LOW_2V9	0x01
142 #define RK808_VBAT_LOW_3V0	0x02
143 #define RK808_VBAT_LOW_3V1	0x03
144 #define RK808_VBAT_LOW_3V2	0x04
145 #define RK808_VBAT_LOW_3V3	0x05
146 #define RK808_VBAT_LOW_3V4	0x06
147 #define RK808_VBAT_LOW_3V5	0x07
148 #define VBAT_LOW_VOL_MASK	(0x07 << 0)
149 #define EN_VABT_LOW_SHUT_DOWN	(0x00 << 4)
150 #define EN_VBAT_LOW_IRQ		(0x1 << 4)
151 #define VBAT_LOW_ACT_MASK	(0x1 << 4)
152 
153 #define BUCK_ILMIN_MASK		(7 << 0)
154 #define BOOST_ILMIN_MASK	(7 << 0)
155 #define BUCK1_RATE_MASK		(3 << 3)
156 #define BUCK2_RATE_MASK		(3 << 3)
157 #define MASK_ALL	0xff
158 
159 #define BUCK_UV_ACT_MASK	0x0f
160 #define BUCK_UV_ACT_DISABLE	0
161 
162 #define SWITCH2_EN	BIT(6)
163 #define SWITCH1_EN	BIT(5)
164 #define DEV_OFF_RST	BIT(3)
165 
166 #define VB_LO_ACT		BIT(4)
167 #define VB_LO_SEL_3500MV	(7 << 0)
168 
169 #define VOUT_LO_INT	BIT(0)
170 #define CLK32KOUT2_EN	BIT(0)
171 
172 enum {
173 	BUCK_ILMIN_50MA,
174 	BUCK_ILMIN_100MA,
175 	BUCK_ILMIN_150MA,
176 	BUCK_ILMIN_200MA,
177 	BUCK_ILMIN_250MA,
178 	BUCK_ILMIN_300MA,
179 	BUCK_ILMIN_350MA,
180 	BUCK_ILMIN_400MA,
181 };
182 
183 enum {
184 	BOOST_ILMIN_75MA,
185 	BOOST_ILMIN_100MA,
186 	BOOST_ILMIN_125MA,
187 	BOOST_ILMIN_150MA,
188 	BOOST_ILMIN_175MA,
189 	BOOST_ILMIN_200MA,
190 	BOOST_ILMIN_225MA,
191 	BOOST_ILMIN_250MA,
192 };
193 
194 struct rk808 {
195 	struct i2c_client *i2c;
196 	struct regmap_irq_chip_data *irq_data;
197 	struct regmap *regmap;
198 };
199 #endif /* __LINUX_REGULATOR_rk808_H */
200