xref: /openbmc/linux/include/linux/mfd/stpmic1.h (revision 48b4371b)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) STMicroelectronics 2018 - All Rights Reserved
4  * Author: Philippe Peurichard <philippe.peurichard@st.com>,
5  * Pascal Paillet <p.paillet@st.com> for STMicroelectronics.
6  */
7 
8 #ifndef __LINUX_MFD_STPMIC1_H
9 #define __LINUX_MFD_STPMIC1_H
10 
11 #define TURN_ON_SR		0x1
12 #define TURN_OFF_SR		0x2
13 #define ICC_LDO_TURN_OFF_SR	0x3
14 #define ICC_BUCK_TURN_OFF_SR	0x4
15 #define RREQ_STATE_SR		0x5
16 #define VERSION_SR		0x6
17 
18 #define MAIN_CR			0x10
19 #define PADS_PULL_CR		0x11
20 #define BUCKS_PD_CR		0x12
21 #define LDO14_PD_CR		0x13
22 #define LDO56_VREF_PD_CR	0x14
23 #define VBUS_DET_VIN_CR		0x15
24 #define PKEY_TURNOFF_CR		0x16
25 #define BUCKS_MASK_RANK_CR	0x17
26 #define BUCKS_MASK_RESET_CR	0x18
27 #define LDOS_MASK_RANK_CR	0x19
28 #define LDOS_MASK_RESET_CR	0x1A
29 #define WCHDG_CR		0x1B
30 #define WCHDG_TIMER_CR		0x1C
31 #define BUCKS_ICCTO_CR		0x1D
32 #define LDOS_ICCTO_CR		0x1E
33 
34 #define BUCK1_ACTIVE_CR		0x20
35 #define BUCK2_ACTIVE_CR		0x21
36 #define BUCK3_ACTIVE_CR		0x22
37 #define BUCK4_ACTIVE_CR		0x23
38 #define VREF_DDR_ACTIVE_CR	0x24
39 #define LDO1_ACTIVE_CR		0x25
40 #define LDO2_ACTIVE_CR		0x26
41 #define LDO3_ACTIVE_CR		0x27
42 #define LDO4_ACTIVE_CR		0x28
43 #define LDO5_ACTIVE_CR		0x29
44 #define LDO6_ACTIVE_CR		0x2A
45 
46 #define BUCK1_STDBY_CR		0x30
47 #define BUCK2_STDBY_CR		0x31
48 #define BUCK3_STDBY_CR		0x32
49 #define BUCK4_STDBY_CR		0x33
50 #define VREF_DDR_STDBY_CR	0x34
51 #define LDO1_STDBY_CR		0x35
52 #define LDO2_STDBY_CR		0x36
53 #define LDO3_STDBY_CR		0x37
54 #define LDO4_STDBY_CR		0x38
55 #define LDO5_STDBY_CR		0x39
56 #define LDO6_STDBY_CR		0x3A
57 
58 #define BST_SW_CR		0x40
59 
60 #define INT_PENDING_R1		0x50
61 #define INT_PENDING_R2		0x51
62 #define INT_PENDING_R3		0x52
63 #define INT_PENDING_R4		0x53
64 
65 #define INT_DBG_LATCH_R1	0x60
66 #define INT_DBG_LATCH_R2	0x61
67 #define INT_DBG_LATCH_R3	0x62
68 #define INT_DBG_LATCH_R4	0x63
69 
70 #define INT_CLEAR_R1		0x70
71 #define INT_CLEAR_R2		0x71
72 #define INT_CLEAR_R3		0x72
73 #define INT_CLEAR_R4		0x73
74 
75 #define INT_MASK_R1		0x80
76 #define INT_MASK_R2		0x81
77 #define INT_MASK_R3		0x82
78 #define INT_MASK_R4		0x83
79 
80 #define INT_SET_MASK_R1		0x90
81 #define INT_SET_MASK_R2		0x91
82 #define INT_SET_MASK_R3		0x92
83 #define INT_SET_MASK_R4		0x93
84 
85 #define INT_CLEAR_MASK_R1	0xA0
86 #define INT_CLEAR_MASK_R2	0xA1
87 #define INT_CLEAR_MASK_R3	0xA2
88 #define INT_CLEAR_MASK_R4	0xA3
89 
90 #define INT_SRC_R1		0xB0
91 #define INT_SRC_R2		0xB1
92 #define INT_SRC_R3		0xB2
93 #define INT_SRC_R4		0xB3
94 
95 #define PMIC_MAX_REGISTER_ADDRESS INT_SRC_R4
96 
97 #define STPMIC1_PMIC_NUM_IRQ_REGS 4
98 
99 #define TURN_OFF_SR_ICC_EVENT	0x08
100 
101 #define LDO_VOLTAGE_MASK		GENMASK(6, 2)
102 #define BUCK_VOLTAGE_MASK		GENMASK(7, 2)
103 #define LDO_BUCK_VOLTAGE_SHIFT		2
104 
105 #define LDO_ENABLE_MASK			BIT(0)
106 #define BUCK_ENABLE_MASK		BIT(0)
107 
108 #define BUCK_HPLP_ENABLE_MASK		BIT(1)
109 #define BUCK_HPLP_SHIFT			1
110 
111 #define STDBY_ENABLE_MASK  BIT(0)
112 
113 #define BUCKS_PD_CR_REG_MASK	GENMASK(7, 0)
114 #define BUCK_MASK_RANK_REGISTER_MASK	GENMASK(3, 0)
115 #define BUCK_MASK_RESET_REGISTER_MASK	GENMASK(3, 0)
116 #define LDO1234_PULL_DOWN_REGISTER_MASK	GENMASK(7, 0)
117 #define LDO56_VREF_PD_CR_REG_MASK	GENMASK(5, 0)
118 #define LDO_MASK_RANK_REGISTER_MASK	GENMASK(5, 0)
119 #define LDO_MASK_RESET_REGISTER_MASK	GENMASK(5, 0)
120 
121 #define BUCK1_PULL_DOWN_REG		BUCKS_PD_CR
122 #define BUCK1_PULL_DOWN_MASK		BIT(0)
123 #define BUCK2_PULL_DOWN_REG		BUCKS_PD_CR
124 #define BUCK2_PULL_DOWN_MASK		BIT(2)
125 #define BUCK3_PULL_DOWN_REG		BUCKS_PD_CR
126 #define BUCK3_PULL_DOWN_MASK		BIT(4)
127 #define BUCK4_PULL_DOWN_REG		BUCKS_PD_CR
128 #define BUCK4_PULL_DOWN_MASK		BIT(6)
129 
130 #define LDO1_PULL_DOWN_REG		LDO14_PD_CR
131 #define LDO1_PULL_DOWN_MASK		BIT(0)
132 #define LDO2_PULL_DOWN_REG		LDO14_PD_CR
133 #define LDO2_PULL_DOWN_MASK		BIT(2)
134 #define LDO3_PULL_DOWN_REG		LDO14_PD_CR
135 #define LDO3_PULL_DOWN_MASK		BIT(4)
136 #define LDO4_PULL_DOWN_REG		LDO14_PD_CR
137 #define LDO4_PULL_DOWN_MASK		BIT(6)
138 #define LDO5_PULL_DOWN_REG		LDO56_VREF_PD_CR
139 #define LDO5_PULL_DOWN_MASK		BIT(0)
140 #define LDO6_PULL_DOWN_REG		LDO56_VREF_PD_CR
141 #define LDO6_PULL_DOWN_MASK		BIT(2)
142 #define VREF_DDR_PULL_DOWN_REG		LDO56_VREF_PD_CR
143 #define VREF_DDR_PULL_DOWN_MASK		BIT(4)
144 
145 #define BUCKS_ICCTO_CR_REG_MASK	GENMASK(6, 0)
146 #define LDOS_ICCTO_CR_REG_MASK	GENMASK(5, 0)
147 
148 #define LDO_BYPASS_MASK			BIT(7)
149 
150 /* Main PMIC Control Register
151  * MAIN_CR
152  * Address : 0x10
153  */
154 #define OCP_OFF_DBG			BIT(4)
155 #define PWRCTRL_POLARITY_HIGH		BIT(3)
156 #define PWRCTRL_ENABLE			BIT(2)
157 #define RESTART_REQUEST_ENABLE		BIT(1)
158 #define SOFTWARE_SWITCH_OFF		BIT(0)
159 
160 /* Main PMIC PADS Control Register
161  * PADS_PULL_CR
162  * Address : 0x11
163  */
164 #define WAKEUP_DETECTOR_DISABLED	BIT(4)
165 #define PWRCTRL_PD_ACTIVE		BIT(3)
166 #define PWRCTRL_PU_ACTIVE		BIT(2)
167 #define WAKEUP_PD_ACTIVE		BIT(1)
168 #define PONKEY_PU_INACTIVE		BIT(0)
169 
170 /* Main PMIC VINLOW Control Register
171  * VBUS_DET_VIN_CRC DMSC
172  * Address : 0x15
173  */
174 #define SWIN_DETECTOR_ENABLED		BIT(7)
175 #define SWOUT_DETECTOR_ENABLED		BIT(6)
176 #define VINLOW_ENABLED			BIT(0)
177 #define VINLOW_CTRL_REG_MASK		GENMASK(7, 0)
178 
179 /* USB Control Register
180  * Address : 0x40
181  */
182 #define BOOST_OVP_DISABLED		BIT(7)
183 #define VBUS_OTG_DETECTION_DISABLED	BIT(6)
184 #define SW_OUT_DISCHARGE		BIT(5)
185 #define VBUS_OTG_DISCHARGE		BIT(4)
186 #define OCP_LIMIT_HIGH			BIT(3)
187 #define SWIN_SWOUT_ENABLED		BIT(2)
188 #define USBSW_OTG_SWITCH_ENABLED	BIT(1)
189 #define BOOST_ENABLED			BIT(0)
190 
191 /* PKEY_TURNOFF_CR
192  * Address : 0x16
193  */
194 #define PONKEY_PWR_OFF			BIT(7)
195 #define PONKEY_CC_FLAG_CLEAR		BIT(6)
196 #define PONKEY_TURNOFF_TIMER_MASK	GENMASK(3, 0)
197 #define PONKEY_TURNOFF_MASK		GENMASK(7, 0)
198 
199 /*
200  * struct stpmic1 - stpmic1 master device for sub-drivers
201  * @dev: master device of the chip (can be used to access platform data)
202  * @irq: main IRQ number
203  * @regmap_irq_chip_data: irq chip data
204  */
205 struct stpmic1 {
206 	struct device *dev;
207 	struct regmap *regmap;
208 	int irq;
209 	struct regmap_irq_chip_data *irq_data;
210 };
211 
212 #endif /*  __LINUX_MFD_STPMIC1_H */
213