1 /*
2  * Functions and registers to access AXP20X power management chip.
3  *
4  * Copyright (C) 2013, Carlo Caione <carlo@caione.org>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10 
11 #ifndef __LINUX_MFD_AXP20X_H
12 #define __LINUX_MFD_AXP20X_H
13 
14 enum {
15 	AXP202_ID = 0,
16 	AXP209_ID,
17 	AXP288_ID,
18 	NR_AXP20X_VARIANTS,
19 };
20 
21 #define AXP20X_DATACACHE(m)		(0x04 + (m))
22 
23 /* Power supply */
24 #define AXP20X_PWR_INPUT_STATUS		0x00
25 #define AXP20X_PWR_OP_MODE		0x01
26 #define AXP20X_USB_OTG_STATUS		0x02
27 #define AXP20X_PWR_OUT_CTRL		0x12
28 #define AXP20X_DCDC2_V_OUT		0x23
29 #define AXP20X_DCDC2_LDO3_V_SCAL	0x25
30 #define AXP20X_DCDC3_V_OUT		0x27
31 #define AXP20X_LDO24_V_OUT		0x28
32 #define AXP20X_LDO3_V_OUT		0x29
33 #define AXP20X_VBUS_IPSOUT_MGMT		0x30
34 #define AXP20X_V_OFF			0x31
35 #define AXP20X_OFF_CTRL			0x32
36 #define AXP20X_CHRG_CTRL1		0x33
37 #define AXP20X_CHRG_CTRL2		0x34
38 #define AXP20X_CHRG_BAK_CTRL		0x35
39 #define AXP20X_PEK_KEY			0x36
40 #define AXP20X_DCDC_FREQ		0x37
41 #define AXP20X_V_LTF_CHRG		0x38
42 #define AXP20X_V_HTF_CHRG		0x39
43 #define AXP20X_APS_WARN_L1		0x3a
44 #define AXP20X_APS_WARN_L2		0x3b
45 #define AXP20X_V_LTF_DISCHRG		0x3c
46 #define AXP20X_V_HTF_DISCHRG		0x3d
47 
48 /* Interrupt */
49 #define AXP20X_IRQ1_EN			0x40
50 #define AXP20X_IRQ2_EN			0x41
51 #define AXP20X_IRQ3_EN			0x42
52 #define AXP20X_IRQ4_EN			0x43
53 #define AXP20X_IRQ5_EN			0x44
54 #define AXP20X_IRQ6_EN			0x45
55 #define AXP20X_IRQ1_STATE		0x48
56 #define AXP20X_IRQ2_STATE		0x49
57 #define AXP20X_IRQ3_STATE		0x4a
58 #define AXP20X_IRQ4_STATE		0x4b
59 #define AXP20X_IRQ5_STATE		0x4c
60 #define AXP20X_IRQ6_STATE		0x4d
61 
62 /* ADC */
63 #define AXP20X_ACIN_V_ADC_H		0x56
64 #define AXP20X_ACIN_V_ADC_L		0x57
65 #define AXP20X_ACIN_I_ADC_H		0x58
66 #define AXP20X_ACIN_I_ADC_L		0x59
67 #define AXP20X_VBUS_V_ADC_H		0x5a
68 #define AXP20X_VBUS_V_ADC_L		0x5b
69 #define AXP20X_VBUS_I_ADC_H		0x5c
70 #define AXP20X_VBUS_I_ADC_L		0x5d
71 #define AXP20X_TEMP_ADC_H		0x5e
72 #define AXP20X_TEMP_ADC_L		0x5f
73 #define AXP20X_TS_IN_H			0x62
74 #define AXP20X_TS_IN_L			0x63
75 #define AXP20X_GPIO0_V_ADC_H		0x64
76 #define AXP20X_GPIO0_V_ADC_L		0x65
77 #define AXP20X_GPIO1_V_ADC_H		0x66
78 #define AXP20X_GPIO1_V_ADC_L		0x67
79 #define AXP20X_PWR_BATT_H		0x70
80 #define AXP20X_PWR_BATT_M		0x71
81 #define AXP20X_PWR_BATT_L		0x72
82 #define AXP20X_BATT_V_H			0x78
83 #define AXP20X_BATT_V_L			0x79
84 #define AXP20X_BATT_CHRG_I_H		0x7a
85 #define AXP20X_BATT_CHRG_I_L		0x7b
86 #define AXP20X_BATT_DISCHRG_I_H		0x7c
87 #define AXP20X_BATT_DISCHRG_I_L		0x7d
88 #define AXP20X_IPSOUT_V_HIGH_H		0x7e
89 #define AXP20X_IPSOUT_V_HIGH_L		0x7f
90 
91 /* Power supply */
92 #define AXP20X_DCDC_MODE		0x80
93 #define AXP20X_ADC_EN1			0x82
94 #define AXP20X_ADC_EN2			0x83
95 #define AXP20X_ADC_RATE			0x84
96 #define AXP20X_GPIO10_IN_RANGE		0x85
97 #define AXP20X_GPIO1_ADC_IRQ_RIS	0x86
98 #define AXP20X_GPIO1_ADC_IRQ_FAL	0x87
99 #define AXP20X_TIMER_CTRL		0x8a
100 #define AXP20X_VBUS_MON			0x8b
101 #define AXP20X_OVER_TMP			0x8f
102 
103 /* GPIO */
104 #define AXP20X_GPIO0_CTRL		0x90
105 #define AXP20X_LDO5_V_OUT		0x91
106 #define AXP20X_GPIO1_CTRL		0x92
107 #define AXP20X_GPIO2_CTRL		0x93
108 #define AXP20X_GPIO20_SS		0x94
109 #define AXP20X_GPIO3_CTRL		0x95
110 
111 /* Battery */
112 #define AXP20X_CHRG_CC_31_24		0xb0
113 #define AXP20X_CHRG_CC_23_16		0xb1
114 #define AXP20X_CHRG_CC_15_8		0xb2
115 #define AXP20X_CHRG_CC_7_0		0xb3
116 #define AXP20X_DISCHRG_CC_31_24		0xb4
117 #define AXP20X_DISCHRG_CC_23_16		0xb5
118 #define AXP20X_DISCHRG_CC_15_8		0xb6
119 #define AXP20X_DISCHRG_CC_7_0		0xb7
120 #define AXP20X_CC_CTRL			0xb8
121 #define AXP20X_FG_RES			0xb9
122 
123 /* AXP288 specific registers */
124 #define AXP288_PMIC_ADC_H               0x56
125 #define AXP288_PMIC_ADC_L               0x57
126 #define AXP288_ADC_TS_PIN_CTRL          0x84
127 #define AXP288_PMIC_ADC_EN              0x84
128 
129 /* Fuel Gauge */
130 #define AXP288_FG_RDC1_REG          0xba
131 #define AXP288_FG_RDC0_REG          0xbb
132 #define AXP288_FG_OCVH_REG          0xbc
133 #define AXP288_FG_OCVL_REG          0xbd
134 #define AXP288_FG_OCV_CURVE_REG     0xc0
135 #define AXP288_FG_DES_CAP1_REG      0xe0
136 #define AXP288_FG_DES_CAP0_REG      0xe1
137 #define AXP288_FG_CC_MTR1_REG       0xe2
138 #define AXP288_FG_CC_MTR0_REG       0xe3
139 #define AXP288_FG_OCV_CAP_REG       0xe4
140 #define AXP288_FG_CC_CAP_REG        0xe5
141 #define AXP288_FG_LOW_CAP_REG       0xe6
142 #define AXP288_FG_TUNE0             0xe8
143 #define AXP288_FG_TUNE1             0xe9
144 #define AXP288_FG_TUNE2             0xea
145 #define AXP288_FG_TUNE3             0xeb
146 #define AXP288_FG_TUNE4             0xec
147 #define AXP288_FG_TUNE5             0xed
148 
149 /* Regulators IDs */
150 enum {
151 	AXP20X_LDO1 = 0,
152 	AXP20X_LDO2,
153 	AXP20X_LDO3,
154 	AXP20X_LDO4,
155 	AXP20X_LDO5,
156 	AXP20X_DCDC2,
157 	AXP20X_DCDC3,
158 	AXP20X_REG_ID_MAX,
159 };
160 
161 /* IRQs */
162 enum {
163 	AXP20X_IRQ_ACIN_OVER_V = 1,
164 	AXP20X_IRQ_ACIN_PLUGIN,
165 	AXP20X_IRQ_ACIN_REMOVAL,
166 	AXP20X_IRQ_VBUS_OVER_V,
167 	AXP20X_IRQ_VBUS_PLUGIN,
168 	AXP20X_IRQ_VBUS_REMOVAL,
169 	AXP20X_IRQ_VBUS_V_LOW,
170 	AXP20X_IRQ_BATT_PLUGIN,
171 	AXP20X_IRQ_BATT_REMOVAL,
172 	AXP20X_IRQ_BATT_ENT_ACT_MODE,
173 	AXP20X_IRQ_BATT_EXIT_ACT_MODE,
174 	AXP20X_IRQ_CHARG,
175 	AXP20X_IRQ_CHARG_DONE,
176 	AXP20X_IRQ_BATT_TEMP_HIGH,
177 	AXP20X_IRQ_BATT_TEMP_LOW,
178 	AXP20X_IRQ_DIE_TEMP_HIGH,
179 	AXP20X_IRQ_CHARG_I_LOW,
180 	AXP20X_IRQ_DCDC1_V_LONG,
181 	AXP20X_IRQ_DCDC2_V_LONG,
182 	AXP20X_IRQ_DCDC3_V_LONG,
183 	AXP20X_IRQ_PEK_SHORT = 22,
184 	AXP20X_IRQ_PEK_LONG,
185 	AXP20X_IRQ_N_OE_PWR_ON,
186 	AXP20X_IRQ_N_OE_PWR_OFF,
187 	AXP20X_IRQ_VBUS_VALID,
188 	AXP20X_IRQ_VBUS_NOT_VALID,
189 	AXP20X_IRQ_VBUS_SESS_VALID,
190 	AXP20X_IRQ_VBUS_SESS_END,
191 	AXP20X_IRQ_LOW_PWR_LVL1,
192 	AXP20X_IRQ_LOW_PWR_LVL2,
193 	AXP20X_IRQ_TIMER,
194 	AXP20X_IRQ_PEK_RIS_EDGE,
195 	AXP20X_IRQ_PEK_FAL_EDGE,
196 	AXP20X_IRQ_GPIO3_INPUT,
197 	AXP20X_IRQ_GPIO2_INPUT,
198 	AXP20X_IRQ_GPIO1_INPUT,
199 	AXP20X_IRQ_GPIO0_INPUT,
200 };
201 
202 enum axp288_irqs {
203 	AXP288_IRQ_VBUS_FALL     = 2,
204 	AXP288_IRQ_VBUS_RISE,
205 	AXP288_IRQ_OV,
206 	AXP288_IRQ_FALLING_ALT,
207 	AXP288_IRQ_RISING_ALT,
208 	AXP288_IRQ_OV_ALT,
209 	AXP288_IRQ_DONE          = 10,
210 	AXP288_IRQ_CHARGING,
211 	AXP288_IRQ_SAFE_QUIT,
212 	AXP288_IRQ_SAFE_ENTER,
213 	AXP288_IRQ_ABSENT,
214 	AXP288_IRQ_APPEND,
215 	AXP288_IRQ_QWBTU,
216 	AXP288_IRQ_WBTU,
217 	AXP288_IRQ_QWBTO,
218 	AXP288_IRQ_WBTO,
219 	AXP288_IRQ_QCBTU,
220 	AXP288_IRQ_CBTU,
221 	AXP288_IRQ_QCBTO,
222 	AXP288_IRQ_CBTO,
223 	AXP288_IRQ_WL2,
224 	AXP288_IRQ_WL1,
225 	AXP288_IRQ_GPADC,
226 	AXP288_IRQ_OT            = 31,
227 	AXP288_IRQ_GPIO0,
228 	AXP288_IRQ_GPIO1,
229 	AXP288_IRQ_POKO,
230 	AXP288_IRQ_POKL,
231 	AXP288_IRQ_POKS,
232 	AXP288_IRQ_POKN,
233 	AXP288_IRQ_POKP,
234 	AXP288_IRQ_TIMER,
235 	AXP288_IRQ_MV_CHNG,
236 	AXP288_IRQ_BC_USB_CHNG,
237 };
238 
239 #define AXP288_TS_ADC_H		0x58
240 #define AXP288_TS_ADC_L		0x59
241 #define AXP288_GP_ADC_H		0x5a
242 #define AXP288_GP_ADC_L		0x5b
243 
244 struct axp20x_dev {
245 	struct device			*dev;
246 	struct i2c_client		*i2c_client;
247 	struct regmap			*regmap;
248 	struct regmap_irq_chip_data	*regmap_irqc;
249 	long				variant;
250 	int                             nr_cells;
251 	struct mfd_cell                 *cells;
252 	const struct regmap_config	*regmap_cfg;
253 	const struct regmap_irq_chip	*regmap_irq_chip;
254 };
255 
256 #define BATTID_LEN				64
257 #define OCV_CURVE_SIZE			32
258 #define MAX_THERM_CURVE_SIZE	25
259 #define PD_DEF_MIN_TEMP			0
260 #define PD_DEF_MAX_TEMP			55
261 
262 struct axp20x_fg_pdata {
263 	char battid[BATTID_LEN + 1];
264 	int design_cap;
265 	int min_volt;
266 	int max_volt;
267 	int max_temp;
268 	int min_temp;
269 	int cap1;
270 	int cap0;
271 	int rdc1;
272 	int rdc0;
273 	int ocv_curve[OCV_CURVE_SIZE];
274 	int tcsz;
275 	int thermistor_curve[MAX_THERM_CURVE_SIZE][2];
276 };
277 
278 #endif /* __LINUX_MFD_AXP20X_H */
279