1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 *  Copyright (C) 2014 Gateworks Corporation
4 *  Tim Harvey <tharvey@gateworks.com>
5 */
6
7#ifndef __PFUZE100_PMIC_H_
8#define __PFUZE100_PMIC_H_
9
10/* Device ID */
11enum {PFUZE100 = 0x10, PFUZE200 = 0x11, PFUZE3000 = 0x30};
12
13#define PFUZE100_REGULATOR_DRIVER	"pfuze100_regulator"
14
15/* PFUZE100 registers */
16enum {
17	PFUZE100_DEVICEID	= 0x00,
18	PFUZE100_REVID		= 0x03,
19	PFUZE100_FABID		= 0x04,
20
21	PFUZE100_MEMA		= 0x1c,
22	PFUZE100_MEMB		= 0x1d,
23	PFUZE100_MEMC		= 0x1e,
24	PFUZE100_MEMD		= 0x1f,
25
26	PFUZE100_SW1ABVOL	= 0x20,
27	PFUZE100_SW1ABSTBY	= 0x21,
28	PFUZE100_SW1ABOFF	= 0x22,
29	PFUZE100_SW1ABMODE	= 0x23,
30	PFUZE100_SW1ABCONF	= 0x24,
31	PFUZE100_SW1CVOL	= 0x2e,
32	PFUZE100_SW1CSTBY	= 0x2f,
33	PFUZE100_SW1COFF	= 0x30,
34	PFUZE100_SW1CMODE	= 0x31,
35	PFUZE100_SW1CCONF	= 0x32,
36	PFUZE100_SW2VOL		= 0x35,
37	PFUZE100_SW2STBY	= 0x36,
38	PFUZE100_SW2OFF		= 0x37,
39	PFUZE100_SW2MODE	= 0x38,
40	PFUZE100_SW2CONF	= 0x39,
41	PFUZE100_SW3AVOL	= 0x3c,
42	PFUZE100_SW3ASTBY	= 0x3D,
43	PFUZE100_SW3AOFF	= 0x3E,
44	PFUZE100_SW3AMODE	= 0x3F,
45	PFUZE100_SW3ACONF	= 0x40,
46	PFUZE100_SW3BVOL	= 0x43,
47	PFUZE100_SW3BSTBY	= 0x44,
48	PFUZE100_SW3BOFF	= 0x45,
49	PFUZE100_SW3BMODE	= 0x46,
50	PFUZE100_SW3BCONF	= 0x47,
51	PFUZE100_SW4VOL		= 0x4a,
52	PFUZE100_SW4STBY	= 0x4b,
53	PFUZE100_SW4OFF		= 0x4c,
54	PFUZE100_SW4MODE	= 0x4d,
55	PFUZE100_SW4CONF	= 0x4e,
56	PFUZE100_SWBSTCON1	= 0x66,
57	PFUZE100_VREFDDRCON	= 0x6a,
58	PFUZE100_VSNVSVOL	= 0x6b,
59	PFUZE100_VGEN1VOL	= 0x6c,
60	PFUZE100_VGEN2VOL	= 0x6d,
61	PFUZE100_VGEN3VOL	= 0x6e,
62	PFUZE100_VGEN4VOL	= 0x6f,
63	PFUZE100_VGEN5VOL	= 0x70,
64	PFUZE100_VGEN6VOL	= 0x71,
65
66	PFUZE100_NUM_OF_REGS	= 0x7f,
67};
68
69/* Registor offset based on VOLT register */
70#define PFUZE100_VOL_OFFSET	0
71#define PFUZE100_STBY_OFFSET	1
72#define PFUZE100_OFF_OFFSET	2
73#define PFUZE100_MODE_OFFSET	3
74#define PFUZE100_CONF_OFFSET	4
75
76/*
77 * Buck Regulators
78 */
79
80#define PFUZE100_SW1ABC_SETP(x)	((x - 3000) / 250)
81
82/* SW1A/B/C Output Voltage Configuration */
83#define SW1x_0_300V 0
84#define SW1x_0_325V 1
85#define SW1x_0_350V 2
86#define SW1x_0_375V 3
87#define SW1x_0_400V 4
88#define SW1x_0_425V 5
89#define SW1x_0_450V 6
90#define SW1x_0_475V 7
91#define SW1x_0_500V 8
92#define SW1x_0_525V 9
93#define SW1x_0_550V 10
94#define SW1x_0_575V 11
95#define SW1x_0_600V 12
96#define SW1x_0_625V 13
97#define SW1x_0_650V 14
98#define SW1x_0_675V 15
99#define SW1x_0_700V 16
100#define SW1x_0_725V 17
101#define SW1x_0_750V 18
102#define SW1x_0_775V 19
103#define SW1x_0_800V 20
104#define SW1x_0_825V 21
105#define SW1x_0_850V 22
106#define SW1x_0_875V 23
107#define SW1x_0_900V 24
108#define SW1x_0_925V 25
109#define SW1x_0_950V 26
110#define SW1x_0_975V 27
111#define SW1x_1_000V 28
112#define SW1x_1_025V 29
113#define SW1x_1_050V 30
114#define SW1x_1_075V 31
115#define SW1x_1_100V 32
116#define SW1x_1_125V 33
117#define SW1x_1_150V 34
118#define SW1x_1_175V 35
119#define SW1x_1_200V 36
120#define SW1x_1_225V 37
121#define SW1x_1_250V 38
122#define SW1x_1_275V 39
123#define SW1x_1_300V 40
124#define SW1x_1_325V 41
125#define SW1x_1_350V 42
126#define SW1x_1_375V 43
127#define SW1x_1_400V 44
128#define SW1x_1_425V 45
129#define SW1x_1_450V 46
130#define SW1x_1_475V 47
131#define SW1x_1_500V 48
132#define SW1x_1_525V 49
133#define SW1x_1_550V 50
134#define SW1x_1_575V 51
135#define SW1x_1_600V 52
136#define SW1x_1_625V 53
137#define SW1x_1_650V 54
138#define SW1x_1_675V 55
139#define SW1x_1_700V 56
140#define SW1x_1_725V 57
141#define SW1x_1_750V 58
142#define SW1x_1_775V 59
143#define SW1x_1_800V 60
144#define SW1x_1_825V 61
145#define SW1x_1_850V 62
146#define SW1x_1_875V 63
147
148#define SW1x_NORMAL_MASK  0x3f
149#define SW1x_STBY_MASK    0x3f
150#define SW1x_OFF_MASK     0x3f
151
152#define SW_MODE_MASK	0xf
153#define SW_MODE_SHIFT	0
154
155#define SW1xCONF_DVSSPEED_MASK 0xc0
156#define SW1xCONF_DVSSPEED_2US  0x00
157#define SW1xCONF_DVSSPEED_4US  0x40
158#define SW1xCONF_DVSSPEED_8US  0x80
159#define SW1xCONF_DVSSPEED_16US 0xc0
160
161/*
162 * LDO Configuration
163 */
164
165/* VGEN1/2 Voltage Configuration */
166#define LDOA_0_80V	0
167#define LDOA_0_85V	1
168#define LDOA_0_90V	2
169#define LDOA_0_95V	3
170#define LDOA_1_00V	4
171#define LDOA_1_05V	5
172#define LDOA_1_10V	6
173#define LDOA_1_15V	7
174#define LDOA_1_20V	8
175#define LDOA_1_25V	9
176#define LDOA_1_30V	10
177#define LDOA_1_35V	11
178#define LDOA_1_40V	12
179#define LDOA_1_45V	13
180#define LDOA_1_50V	14
181#define LDOA_1_55V	15
182
183/* VGEN3/4/5/6 Voltage Configuration */
184#define LDOB_1_80V	0
185#define LDOB_1_90V	1
186#define LDOB_2_00V	2
187#define LDOB_2_10V	3
188#define LDOB_2_20V	4
189#define LDOB_2_30V	5
190#define LDOB_2_40V	6
191#define LDOB_2_50V	7
192#define LDOB_2_60V	8
193#define LDOB_2_70V	9
194#define LDOB_2_80V	10
195#define LDOB_2_90V	11
196#define LDOB_3_00V	12
197#define LDOB_3_10V	13
198#define LDOB_3_20V	14
199#define LDOB_3_30V	15
200
201#define LDO_VOL_MASK	0xf
202#define LDO_EN		(1 << 4)
203#define LDO_MODE_SHIFT	4
204#define LDO_MODE_MASK	(1 << 4)
205#define LDO_MODE_OFF	0
206#define LDO_MODE_ON	1
207
208#define VREFDDRCON_EN	(1 << 4)
209/*
210 * Boost Regulator
211 */
212
213/* SWBST Output Voltage */
214#define SWBST_5_00V	0
215#define SWBST_5_05V	1
216#define SWBST_5_10V	2
217#define SWBST_5_15V	3
218
219#define SWBST_VOL_MASK	0x3
220#define SWBST_MODE_MASK	0xC
221#define SWBST_MODE_SHIFT 0x2
222#define SWBST_MODE_OFF	0
223#define SWBST_MODE_PFM	1
224#define SWBST_MODE_AUTO	2
225#define SWBST_MODE_APS	3
226
227/*
228 * Regulator Mode Control
229 *
230 * OFF: The regulator is switched off and the output voltage is discharged.
231 * PFM: In this mode, the regulator is always in PFM mode, which is useful
232 *      at light loads for optimized efficiency.
233 * PWM: In this mode, the regulator is always in PWM mode operation
234 *	regardless of load conditions.
235 * APS: In this mode, the regulator moves automatically between pulse
236 *	skipping mode and PWM mode depending on load conditions.
237 *
238 * SWxMODE[3:0]
239 * Normal Mode  |  Standby Mode	|      value
240 *   OFF		OFF		0x0
241 *   PWM		OFF		0x1
242 *   PFM		OFF		0x3
243 *   APS		OFF		0x4
244 *   PWM		PWM		0x5
245 *   PWM		APS		0x6
246 *   APS		APS		0x8
247 *   APS		PFM		0xc
248 *   PWM		PFM		0xd
249 */
250#define OFF_OFF		0x0
251#define PWM_OFF		0x1
252#define PFM_OFF		0x3
253#define APS_OFF		0x4
254#define PWM_PWM		0x5
255#define PWM_APS		0x6
256#define APS_APS		0x8
257#define APS_PFM		0xc
258#define PWM_PFM		0xd
259
260#define SWITCH_SIZE	0x7
261
262int power_pfuze100_init(unsigned char bus);
263#endif
264