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
33enum 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
172enum {
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
183enum {
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
194struct 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