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Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/* Copyright (C) 2018 ROHM Semiconductors */
3
4#ifndef __LINUX_MFD_BD71837_H__
5#define __LINUX_MFD_BD71837_H__
6
7#include <linux/regmap.h>
8
9enum {
10 BD71837_BUCK1 = 0,
11 BD71837_BUCK2,
12 BD71837_BUCK3,
13 BD71837_BUCK4,
14 BD71837_BUCK5,
15 BD71837_BUCK6,
16 BD71837_BUCK7,
17 BD71837_BUCK8,
18 BD71837_LDO1,
19 BD71837_LDO2,
20 BD71837_LDO3,
21 BD71837_LDO4,
22 BD71837_LDO5,
23 BD71837_LDO6,
24 BD71837_LDO7,
25 BD71837_REGULATOR_CNT,
26};
27
28#define BD71837_BUCK1_VOLTAGE_NUM 0x40
29#define BD71837_BUCK2_VOLTAGE_NUM 0x40
30#define BD71837_BUCK3_VOLTAGE_NUM 0x40
31#define BD71837_BUCK4_VOLTAGE_NUM 0x40
32
33#define BD71837_BUCK5_VOLTAGE_NUM 0x08
34#define BD71837_BUCK6_VOLTAGE_NUM 0x04
35#define BD71837_BUCK7_VOLTAGE_NUM 0x08
36#define BD71837_BUCK8_VOLTAGE_NUM 0x40
37
38#define BD71837_LDO1_VOLTAGE_NUM 0x04
39#define BD71837_LDO2_VOLTAGE_NUM 0x02
40#define BD71837_LDO3_VOLTAGE_NUM 0x10
41#define BD71837_LDO4_VOLTAGE_NUM 0x10
42#define BD71837_LDO5_VOLTAGE_NUM 0x10
43#define BD71837_LDO6_VOLTAGE_NUM 0x10
44#define BD71837_LDO7_VOLTAGE_NUM 0x10
45
46enum {
47 BD71837_REG_REV = 0x00,
48 BD71837_REG_SWRESET = 0x01,
49 BD71837_REG_I2C_DEV = 0x02,
50 BD71837_REG_PWRCTRL0 = 0x03,
51 BD71837_REG_PWRCTRL1 = 0x04,
52 BD71837_REG_BUCK1_CTRL = 0x05,
53 BD71837_REG_BUCK2_CTRL = 0x06,
54 BD71837_REG_BUCK3_CTRL = 0x07,
55 BD71837_REG_BUCK4_CTRL = 0x08,
56 BD71837_REG_BUCK5_CTRL = 0x09,
57 BD71837_REG_BUCK6_CTRL = 0x0A,
58 BD71837_REG_BUCK7_CTRL = 0x0B,
59 BD71837_REG_BUCK8_CTRL = 0x0C,
60 BD71837_REG_BUCK1_VOLT_RUN = 0x0D,
61 BD71837_REG_BUCK1_VOLT_IDLE = 0x0E,
62 BD71837_REG_BUCK1_VOLT_SUSP = 0x0F,
63 BD71837_REG_BUCK2_VOLT_RUN = 0x10,
64 BD71837_REG_BUCK2_VOLT_IDLE = 0x11,
65 BD71837_REG_BUCK3_VOLT_RUN = 0x12,
66 BD71837_REG_BUCK4_VOLT_RUN = 0x13,
67 BD71837_REG_BUCK5_VOLT = 0x14,
68 BD71837_REG_BUCK6_VOLT = 0x15,
69 BD71837_REG_BUCK7_VOLT = 0x16,
70 BD71837_REG_BUCK8_VOLT = 0x17,
71 BD71837_REG_LDO1_VOLT = 0x18,
72 BD71837_REG_LDO2_VOLT = 0x19,
73 BD71837_REG_LDO3_VOLT = 0x1A,
74 BD71837_REG_LDO4_VOLT = 0x1B,
75 BD71837_REG_LDO5_VOLT = 0x1C,
76 BD71837_REG_LDO6_VOLT = 0x1D,
77 BD71837_REG_LDO7_VOLT = 0x1E,
78 BD71837_REG_TRANS_COND0 = 0x1F,
79 BD71837_REG_TRANS_COND1 = 0x20,
80 BD71837_REG_VRFAULTEN = 0x21,
81 BD718XX_REG_MVRFLTMASK0 = 0x22,
82 BD718XX_REG_MVRFLTMASK1 = 0x23,
83 BD718XX_REG_MVRFLTMASK2 = 0x24,
84 BD71837_REG_RCVCFG = 0x25,
85 BD71837_REG_RCVNUM = 0x26,
86 BD71837_REG_PWRONCONFIG0 = 0x27,
87 BD71837_REG_PWRONCONFIG1 = 0x28,
88 BD71837_REG_RESETSRC = 0x29,
89 BD71837_REG_MIRQ = 0x2A,
90 BD71837_REG_IRQ = 0x2B,
91 BD71837_REG_IN_MON = 0x2C,
92 BD71837_REG_POW_STATE = 0x2D,
93 BD71837_REG_OUT32K = 0x2E,
94 BD71837_REG_REGLOCK = 0x2F,
95 BD71837_REG_OTPVER = 0xFF,
96 BD71837_MAX_REGISTER = 0x100,
97};
98
99#define REGLOCK_PWRSEQ 0x1
100#define REGLOCK_VREG 0x10
101
102/* Generic BUCK control masks */
103#define BD71837_BUCK_SEL 0x02
104#define BD71837_BUCK_EN 0x01
105#define BD71837_BUCK_RUN_ON 0x04
106
107/* Generic LDO masks */
108#define BD71837_LDO_SEL 0x80
109#define BD71837_LDO_EN 0x40
110
111/* BD71837 BUCK ramp rate CTRL reg bits */
112#define BUCK_RAMPRATE_MASK 0xC0
113#define BUCK_RAMPRATE_10P00MV 0x0
114#define BUCK_RAMPRATE_5P00MV 0x1
115#define BUCK_RAMPRATE_2P50MV 0x2
116#define BUCK_RAMPRATE_1P25MV 0x3
117
118/* BD71837_REG_BUCK1_VOLT_RUN bits */
119#define BUCK1_RUN_MASK 0x3F
120#define BUCK1_RUN_DEFAULT 0x14
121
122/* BD71837_REG_BUCK1_VOLT_SUSP bits */
123#define BUCK1_SUSP_MASK 0x3F
124#define BUCK1_SUSP_DEFAULT 0x14
125
126/* BD71837_REG_BUCK1_VOLT_IDLE bits */
127#define BUCK1_IDLE_MASK 0x3F
128#define BUCK1_IDLE_DEFAULT 0x14
129
130/* BD71837_REG_BUCK2_VOLT_RUN bits */
131#define BUCK2_RUN_MASK 0x3F
132#define BUCK2_RUN_DEFAULT 0x1E
133
134/* BD71837_REG_BUCK2_VOLT_IDLE bits */
135#define BUCK2_IDLE_MASK 0x3F
136#define BUCK2_IDLE_DEFAULT 0x14
137
138/* BD71837_REG_BUCK3_VOLT_RUN bits */
139#define BUCK3_RUN_MASK 0x3F
140#define BUCK3_RUN_DEFAULT 0x1E
141
142/* BD71837_REG_BUCK4_VOLT_RUN bits */
143#define BUCK4_RUN_MASK 0x3F
144#define BUCK4_RUN_DEFAULT 0x1E
145
146/* BD71837_REG_BUCK5_VOLT bits */
147#define BUCK5_MASK 0x07
148#define BUCK5_DEFAULT 0x02
149
150/* BD71837_REG_BUCK6_VOLT bits */
151#define BUCK6_MASK 0x03
152#define BUCK6_DEFAULT 0x03
153
154/* BD71837_REG_BUCK7_VOLT bits */
155#define BUCK7_MASK 0x07
156#define BUCK7_DEFAULT 0x03
157
158/* BD71837_REG_BUCK8_VOLT bits */
159#define BUCK8_MASK 0x3F
160#define BUCK8_DEFAULT 0x1E
161
162/* BD718XX Voltage monitoring masks */
163#define BD718XX_BUCK1_VRMON80 0x1
164#define BD718XX_BUCK1_VRMON130 0x2
165#define BD718XX_BUCK2_VRMON80 0x4
166#define BD718XX_BUCK2_VRMON130 0x8
167#define BD718XX_1ST_NODVS_BUCK_VRMON80 0x1
168#define BD718XX_1ST_NODVS_BUCK_VRMON130 0x2
169#define BD718XX_2ND_NODVS_BUCK_VRMON80 0x4
170#define BD718XX_2ND_NODVS_BUCK_VRMON130 0x8
171#define BD718XX_3RD_NODVS_BUCK_VRMON80 0x10
172#define BD718XX_3RD_NODVS_BUCK_VRMON130 0x20
173#define BD718XX_4TH_NODVS_BUCK_VRMON80 0x40
174#define BD718XX_4TH_NODVS_BUCK_VRMON130 0x80
175#define BD718XX_LDO1_VRMON80 0x1
176#define BD718XX_LDO2_VRMON80 0x2
177#define BD718XX_LDO3_VRMON80 0x4
178#define BD718XX_LDO4_VRMON80 0x8
179#define BD718XX_LDO5_VRMON80 0x10
180#define BD718XX_LDO6_VRMON80 0x20
181
182/* BD71837 specific voltage monitoring masks */
183#define BD71837_BUCK3_VRMON80 0x10
184#define BD71837_BUCK3_VRMON130 0x20
185#define BD71837_BUCK4_VRMON80 0x40
186#define BD71837_BUCK4_VRMON130 0x80
187#define BD71837_LDO7_VRMON80 0x40
188
189/* BD71837_REG_IRQ bits */
190#define IRQ_SWRST 0x40
191#define IRQ_PWRON_S 0x20
192#define IRQ_PWRON_L 0x10
193#define IRQ_PWRON 0x08
194#define IRQ_WDOG 0x04
195#define IRQ_ON_REQ 0x02
196#define IRQ_STBY_REQ 0x01
197
198/* BD71837_REG_OUT32K bits */
199#define BD71837_OUT32K_EN 0x01
200
201/* BD71837 gated clock rate */
202#define BD71837_CLK_RATE 32768
203
204/* ROHM BD71837 irqs */
205enum {
206 BD71837_INT_STBY_REQ,
207 BD71837_INT_ON_REQ,
208 BD71837_INT_WDOG,
209 BD71837_INT_PWRBTN,
210 BD71837_INT_PWRBTN_L,
211 BD71837_INT_PWRBTN_S,
212 BD71837_INT_SWRST
213};
214
215/* ROHM BD71837 interrupt masks */
216#define BD71837_INT_SWRST_MASK 0x40
217#define BD71837_INT_PWRBTN_S_MASK 0x20
218#define BD71837_INT_PWRBTN_L_MASK 0x10
219#define BD71837_INT_PWRBTN_MASK 0x8
220#define BD71837_INT_WDOG_MASK 0x4
221#define BD71837_INT_ON_REQ_MASK 0x2
222#define BD71837_INT_STBY_REQ_MASK 0x1
223
224/* BD71837_REG_LDO1_VOLT bits */
225#define LDO1_MASK 0x03
226
227/* BD71837_REG_LDO1_VOLT bits */
228#define LDO2_MASK 0x20
229
230/* BD71837_REG_LDO3_VOLT bits */
231#define LDO3_MASK 0x0F
232
233/* BD71837_REG_LDO4_VOLT bits */
234#define LDO4_MASK 0x0F
235
236/* BD71837_REG_LDO5_VOLT bits */
237#define LDO5_MASK 0x0F
238
239/* BD71837_REG_LDO6_VOLT bits */
240#define LDO6_MASK 0x0F
241
242/* BD71837_REG_LDO7_VOLT bits */
243#define LDO7_MASK 0x0F
244
245/* Register write induced reset settings */
246
247/*
248 * Even though the bit zero is not SWRESET type we still want to write zero
249 * to it when changing type. Bit zero is 'SWRESET' trigger bit and if we
250 * write 1 to it we will trigger the action. So always write 0 to it when
251 * changning SWRESET action - no matter what we read from it.
252 */
253#define BD71837_SWRESET_TYPE_MASK 7
254#define BD71837_SWRESET_TYPE_DISABLED 0
255#define BD71837_SWRESET_TYPE_COLD 4
256#define BD71837_SWRESET_TYPE_WARM 6
257
258#define BD71837_SWRESET_RESET_MASK 1
259#define BD71837_SWRESET_RESET 1
260
261/* Poweroff state transition conditions */
262
263#define BD718XX_ON_REQ_POWEROFF_MASK 1
264#define BD718XX_SWRESET_POWEROFF_MASK 2
265#define BD718XX_WDOG_POWEROFF_MASK 4
266#define BD718XX_KEY_L_POWEROFF_MASK 8
267
268#define BD718XX_POWOFF_TO_SNVS 0
269#define BD718XX_POWOFF_TO_RDY 0xF
270
271#define BD718XX_POWOFF_TIME_MASK 0xF0
272enum {
273 BD718XX_POWOFF_TIME_5MS = 0,
274 BD718XX_POWOFF_TIME_10MS,
275 BD718XX_POWOFF_TIME_15MS,
276 BD718XX_POWOFF_TIME_20MS,
277 BD718XX_POWOFF_TIME_25MS,
278 BD718XX_POWOFF_TIME_30MS,
279 BD718XX_POWOFF_TIME_35MS,
280 BD718XX_POWOFF_TIME_40MS,
281 BD718XX_POWOFF_TIME_45MS,
282 BD718XX_POWOFF_TIME_50MS,
283 BD718XX_POWOFF_TIME_75MS,
284 BD718XX_POWOFF_TIME_100MS,
285 BD718XX_POWOFF_TIME_250MS,
286 BD718XX_POWOFF_TIME_500MS,
287 BD718XX_POWOFF_TIME_750MS,
288 BD718XX_POWOFF_TIME_1500MS
289};
290
291/* Poweron sequence state transition conditions */
292#define BD718XX_RDY_TO_SNVS_MASK 0xF
293#define BD718XX_SNVS_TO_RUN_MASK 0xF0
294
295#define BD718XX_PWR_TRIG_KEY_L 1
296#define BD718XX_PWR_TRIG_KEY_S 2
297#define BD718XX_PWR_TRIG_PMIC_ON 4
298#define BD718XX_PWR_TRIG_VSYS_UVLO 8
299#define BD718XX_RDY_TO_SNVS_SIFT 0
300#define BD718XX_SNVS_TO_RUN_SIFT 4
301
302#define BD718XX_PWRBTN_PRESS_DURATION_MASK 0xF
303
304/* Timeout value for detecting short press */
305enum {
306 BD718XX_PWRBTN_SHORT_PRESS_10MS = 0,
307 BD718XX_PWRBTN_SHORT_PRESS_500MS,
308 BD718XX_PWRBTN_SHORT_PRESS_1000MS,
309 BD718XX_PWRBTN_SHORT_PRESS_1500MS,
310 BD718XX_PWRBTN_SHORT_PRESS_2000MS,
311 BD718XX_PWRBTN_SHORT_PRESS_2500MS,
312 BD718XX_PWRBTN_SHORT_PRESS_3000MS,
313 BD718XX_PWRBTN_SHORT_PRESS_3500MS,
314 BD718XX_PWRBTN_SHORT_PRESS_4000MS,
315 BD718XX_PWRBTN_SHORT_PRESS_4500MS,
316 BD718XX_PWRBTN_SHORT_PRESS_5000MS,
317 BD718XX_PWRBTN_SHORT_PRESS_5500MS,
318 BD718XX_PWRBTN_SHORT_PRESS_6000MS,
319 BD718XX_PWRBTN_SHORT_PRESS_6500MS,
320 BD718XX_PWRBTN_SHORT_PRESS_7000MS,
321 BD718XX_PWRBTN_SHORT_PRESS_7500MS
322};
323
324/* Timeout value for detecting LONG press */
325enum {
326 BD718XX_PWRBTN_LONG_PRESS_10MS = 0,
327 BD718XX_PWRBTN_LONG_PRESS_1S,
328 BD718XX_PWRBTN_LONG_PRESS_2S,
329 BD718XX_PWRBTN_LONG_PRESS_3S,
330 BD718XX_PWRBTN_LONG_PRESS_4S,
331 BD718XX_PWRBTN_LONG_PRESS_5S,
332 BD718XX_PWRBTN_LONG_PRESS_6S,
333 BD718XX_PWRBTN_LONG_PRESS_7S,
334 BD718XX_PWRBTN_LONG_PRESS_8S,
335 BD718XX_PWRBTN_LONG_PRESS_9S,
336 BD718XX_PWRBTN_LONG_PRESS_10S,
337 BD718XX_PWRBTN_LONG_PRESS_11S,
338 BD718XX_PWRBTN_LONG_PRESS_12S,
339 BD718XX_PWRBTN_LONG_PRESS_13S,
340 BD718XX_PWRBTN_LONG_PRESS_14S,
341 BD718XX_PWRBTN_LONG_PRESS_15S
342};
343
344struct bd71837_pmic;
345struct bd71837_clk;
346
347struct bd71837 {
348 struct device *dev;
349 struct regmap *regmap;
350 unsigned long int id;
351
352 int chip_irq;
353 struct regmap_irq_chip_data *irq_data;
354
355 struct bd71837_pmic *pmic;
356 struct bd71837_clk *clk;
357};
358
359#endif /* __LINUX_MFD_BD71837_H__ */