1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * MFD core driver for Richtek RT5033
4  *
5  * Copyright (C) 2014 Samsung Electronics, Co., Ltd.
6  * Author: Beomho Seo <beomho.seo@samsung.com>
7  */
8 
9 #ifndef __RT5033_PRIVATE_H__
10 #define __RT5033_PRIVATE_H__
11 
12 enum rt5033_reg {
13 	RT5033_REG_CHG_STAT		= 0x00,
14 	RT5033_REG_CHG_CTRL1		= 0x01,
15 	RT5033_REG_CHG_CTRL2		= 0x02,
16 	RT5033_REG_DEVICE_ID		= 0x03,
17 	RT5033_REG_CHG_CTRL3		= 0x04,
18 	RT5033_REG_CHG_CTRL4		= 0x05,
19 	RT5033_REG_CHG_CTRL5		= 0x06,
20 	RT5033_REG_RT_CTRL0		= 0x07,
21 	RT5033_REG_CHG_RESET		= 0x08,
22 	/* Reserved 0x09~0x18 */
23 	RT5033_REG_RT_CTRL1		= 0x19,
24 	/* Reserved 0x1A~0x20 */
25 	RT5033_REG_FLED_FUNCTION1	= 0x21,
26 	RT5033_REG_FLED_FUNCTION2	= 0x22,
27 	RT5033_REG_FLED_STROBE_CTRL1	= 0x23,
28 	RT5033_REG_FLED_STROBE_CTRL2	= 0x24,
29 	RT5033_REG_FLED_CTRL1		= 0x25,
30 	RT5033_REG_FLED_CTRL2		= 0x26,
31 	RT5033_REG_FLED_CTRL3		= 0x27,
32 	RT5033_REG_FLED_CTRL4		= 0x28,
33 	RT5033_REG_FLED_CTRL5		= 0x29,
34 	/* Reserved 0x2A~0x40 */
35 	RT5033_REG_CTRL			= 0x41,
36 	RT5033_REG_BUCK_CTRL		= 0x42,
37 	RT5033_REG_LDO_CTRL		= 0x43,
38 	/* Reserved 0x44~0x46 */
39 	RT5033_REG_MANUAL_RESET_CTRL	= 0x47,
40 	/* Reserved 0x48~0x5F */
41 	RT5033_REG_CHG_IRQ1		= 0x60,
42 	RT5033_REG_CHG_IRQ2		= 0x61,
43 	RT5033_REG_CHG_IRQ3		= 0x62,
44 	RT5033_REG_CHG_IRQ1_CTRL	= 0x63,
45 	RT5033_REG_CHG_IRQ2_CTRL	= 0x64,
46 	RT5033_REG_CHG_IRQ3_CTRL	= 0x65,
47 	RT5033_REG_LED_IRQ_STAT		= 0x66,
48 	RT5033_REG_LED_IRQ_CTRL		= 0x67,
49 	RT5033_REG_PMIC_IRQ_STAT	= 0x68,
50 	RT5033_REG_PMIC_IRQ_CTRL	= 0x69,
51 	RT5033_REG_SHDN_CTRL		= 0x6A,
52 	RT5033_REG_OFF_EVENT		= 0x6B,
53 
54 	RT5033_REG_END,
55 };
56 
57 /* RT5033 Charger state register */
58 #define RT5033_CHG_STAT_TYPE_MASK	0x60
59 #define RT5033_CHG_STAT_TYPE_PRE	0x20
60 #define RT5033_CHG_STAT_TYPE_FAST	0x60
61 #define RT5033_CHG_STAT_MASK		0x30
62 #define RT5033_CHG_STAT_DISCHARGING	0x00
63 #define RT5033_CHG_STAT_FULL		0x10
64 #define RT5033_CHG_STAT_CHARGING	0x20
65 #define RT5033_CHG_STAT_NOT_CHARGING	0x30
66 
67 /* RT5033 CHGCTRL1 register */
68 #define RT5033_CHGCTRL1_IAICR_MASK	0xe0
69 #define RT5033_CHGCTRL1_TE_EN_MASK	0x08
70 #define RT5033_CHGCTRL1_HZ_MASK		0x02
71 #define RT5033_CHGCTRL1_MODE_MASK	0x01
72 
73 /* RT5033 CHGCTRL2 register */
74 #define RT5033_CHGCTRL2_CV_MASK		0xfc
75 #define RT5033_CHGCTRL2_CV_SHIFT	0x02
76 
77 /* RT5033 DEVICE_ID register */
78 #define RT5033_VENDOR_ID_MASK		0xf0
79 #define RT5033_CHIP_REV_MASK		0x0f
80 
81 /* RT5033 CHGCTRL3 register */
82 #define RT5033_CHGCTRL3_CFO_EN_MASK	0x40
83 #define RT5033_CHGCTRL3_TIMER_MASK	0x38
84 #define RT5033_CHGCTRL3_TIMER_EN_MASK	0x01
85 
86 /* RT5033 CHGCTRL4 register */
87 #define RT5033_CHGCTRL4_MIVR_MASK	0xe0
88 #define RT5033_CHGCTRL4_IPREC_MASK	0x18
89 #define RT5033_CHGCTRL4_IPREC_SHIFT	0x03
90 #define RT5033_CHGCTRL4_EOC_MASK	0x07
91 
92 /* RT5033 CHGCTRL5 register */
93 #define RT5033_CHGCTRL5_ICHG_MASK	0xf0
94 #define RT5033_CHGCTRL5_ICHG_SHIFT	0x04
95 #define RT5033_CHGCTRL5_VPREC_MASK	0x0f
96 
97 /* RT5033 RT CTRL1 register */
98 #define RT5033_RT_CTRL1_UUG_MASK	0x02
99 
100 /* RT5033 control register */
101 #define RT5033_CTRL_FCCM_BUCK_MASK		BIT(0)
102 #define RT5033_CTRL_BUCKOMS_MASK		BIT(1)
103 #define RT5033_CTRL_LDOOMS_MASK			BIT(2)
104 #define RT5033_CTRL_SLDOOMS_MASK		BIT(3)
105 #define RT5033_CTRL_EN_BUCK_MASK		BIT(4)
106 #define RT5033_CTRL_EN_LDO_MASK			BIT(5)
107 #define RT5033_CTRL_EN_SAFE_LDO_MASK		BIT(6)
108 #define RT5033_CTRL_LDO_SLEEP_MASK		BIT(7)
109 
110 /* RT5033 BUCK control register */
111 #define RT5033_BUCK_CTRL_MASK			0x1f
112 
113 /* RT5033 LDO control register */
114 #define RT5033_LDO_CTRL_MASK			0x1f
115 
116 /* RT5033 charger property - model, manufacturer */
117 #define RT5033_CHARGER_MODEL	"RT5033WSC Charger"
118 #define RT5033_MANUFACTURER	"Richtek Technology Corporation"
119 
120 /*
121  * While RT5033 charger can limit the fast-charge current (as in CHGCTRL1
122  * register), AICR mode limits the input current. For example, the AIRC 100
123  * mode limits the input current to 100 mA.
124  */
125 #define RT5033_AICR_DISABLE			0x00
126 #define RT5033_AICR_100_MODE			0x20
127 #define RT5033_AICR_500_MODE			0x40
128 #define RT5033_AICR_700_MODE			0x60
129 #define RT5033_AICR_900_MODE			0x80
130 #define RT5033_AICR_1000_MODE			0xa0
131 #define RT5033_AICR_1500_MODE			0xc0
132 #define RT5033_AICR_2000_MODE			0xe0
133 
134 /* RT5033 charger minimum input voltage regulation */
135 #define RT5033_CHARGER_MIVR_DISABLE		0x00
136 #define RT5033_CHARGER_MIVR_4200MV		0x20
137 #define RT5033_CHARGER_MIVR_4300MV		0x40
138 #define RT5033_CHARGER_MIVR_4400MV		0x60
139 #define RT5033_CHARGER_MIVR_4500MV		0x80
140 #define RT5033_CHARGER_MIVR_4600MV		0xa0
141 #define RT5033_CHARGER_MIVR_4700MV		0xc0
142 #define RT5033_CHARGER_MIVR_4800MV		0xe0
143 
144 /* RT5033 use internal timer need to set time */
145 #define RT5033_FAST_CHARGE_TIMER4		0x00 /*  4 hrs */
146 #define RT5033_FAST_CHARGE_TIMER6		0x08 /*  6 hrs */
147 #define RT5033_FAST_CHARGE_TIMER8		0x10 /*  8 hrs */
148 #define RT5033_FAST_CHARGE_TIMER10		0x18 /* 10 hrs */
149 #define RT5033_FAST_CHARGE_TIMER12		0x20 /* 12 hrs */
150 #define RT5033_FAST_CHARGE_TIMER14		0x28 /* 14 hrs */
151 #define RT5033_FAST_CHARGE_TIMER16		0x30 /* 16 hrs */
152 
153 #define RT5033_INT_TIMER_DISABLE		0x00
154 #define RT5033_INT_TIMER_ENABLE			0x01
155 
156 /*
157  * RT5033 charger opa mode. RT5033 has two opa modes for OTG: charger mode
158  * and boost mode.
159  */
160 #define RT5033_CHARGER_MODE			0x00
161 #define RT5033_BOOST_MODE			0x01
162 
163 /* RT5033 charger termination enable */
164 #define RT5033_TE_DISABLE			0x00
165 #define RT5033_TE_ENABLE			0x08
166 
167 /* RT5033 charger CFO enable */
168 #define RT5033_CFO_DISABLE			0x00
169 #define RT5033_CFO_ENABLE			0x40
170 
171 /* RT5033 charger constant charge voltage (as in CHGCTRL2 register), uV */
172 #define RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MIN	3650000U
173 #define RT5033_CHARGER_CONST_VOLTAGE_STEP_NUM   25000U
174 #define RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MAX	4400000U
175 #define RT5033_CV_MAX_VOLTAGE			0x1e
176 
177 /* RT5033 charger pre-charge current limits (as in CHGCTRL4 register), uA */
178 #define RT5033_CHARGER_PRE_CURRENT_LIMIT_MIN	350000U
179 #define RT5033_CHARGER_PRE_CURRENT_STEP_NUM	100000U
180 #define RT5033_CHARGER_PRE_CURRENT_LIMIT_MAX	650000U
181 #define RT5033_CHG_MAX_PRE_CURRENT		0x03
182 
183 /* RT5033 charger fast-charge current (as in CHGCTRL5 register), uA */
184 #define RT5033_CHARGER_FAST_CURRENT_MIN		700000U
185 #define RT5033_CHARGER_FAST_CURRENT_STEP_NUM	100000U
186 #define RT5033_CHARGER_FAST_CURRENT_MAX		2000000U
187 #define RT5033_CHG_MAX_CURRENT			0x0d
188 
189 /*
190  * RT5033 charger const-charge end of charger current (
191  * as in CHGCTRL4 register), uA
192  */
193 #define RT5033_CHARGER_EOC_MIN			150000U
194 #define RT5033_CHARGER_EOC_REF			300000U
195 #define RT5033_CHARGER_EOC_STEP_NUM1		50000U
196 #define RT5033_CHARGER_EOC_STEP_NUM2		100000U
197 #define RT5033_CHARGER_EOC_MAX			600000U
198 
199 /*
200  * RT5033 charger pre-charge threshold volt limits
201  * (as in CHGCTRL5 register), uV
202  */
203 #define RT5033_CHARGER_PRE_THRESHOLD_LIMIT_MIN	2300000U
204 #define RT5033_CHARGER_PRE_THRESHOLD_STEP_NUM	100000U
205 #define RT5033_CHARGER_PRE_THRESHOLD_LIMIT_MAX	3800000U
206 
207 /*
208  * RT5033 charger UUG. It enables MOS auto control by H/W charger
209  * circuit.
210  */
211 #define RT5033_CHARGER_UUG_DISABLE		0x00
212 #define RT5033_CHARGER_UUG_ENABLE		0x02
213 
214 /* RT5033 charger high impedance mode */
215 #define RT5033_CHARGER_HZ_DISABLE		0x00
216 #define RT5033_CHARGER_HZ_ENABLE		0x02
217 
218 /* RT5033 regulator BUCK output voltage uV */
219 #define RT5033_REGULATOR_BUCK_VOLTAGE_MIN		1000000U
220 #define RT5033_REGULATOR_BUCK_VOLTAGE_MAX		3000000U
221 #define RT5033_REGULATOR_BUCK_VOLTAGE_STEP		100000U
222 #define RT5033_REGULATOR_BUCK_VOLTAGE_STEP_NUM		32
223 
224 /* RT5033 regulator LDO output voltage uV */
225 #define RT5033_REGULATOR_LDO_VOLTAGE_MIN		1200000U
226 #define RT5033_REGULATOR_LDO_VOLTAGE_MAX		3000000U
227 #define RT5033_REGULATOR_LDO_VOLTAGE_STEP		100000U
228 #define RT5033_REGULATOR_LDO_VOLTAGE_STEP_NUM		32
229 
230 /* RT5033 regulator SAFE LDO output voltage uV */
231 #define RT5033_REGULATOR_SAFE_LDO_VOLTAGE		4900000U
232 
233 enum rt5033_fuel_reg {
234 	RT5033_FUEL_REG_OCV_H		= 0x00,
235 	RT5033_FUEL_REG_OCV_L		= 0x01,
236 	RT5033_FUEL_REG_VBAT_H		= 0x02,
237 	RT5033_FUEL_REG_VBAT_L		= 0x03,
238 	RT5033_FUEL_REG_SOC_H		= 0x04,
239 	RT5033_FUEL_REG_SOC_L		= 0x05,
240 	RT5033_FUEL_REG_CTRL_H		= 0x06,
241 	RT5033_FUEL_REG_CTRL_L		= 0x07,
242 	RT5033_FUEL_REG_CRATE		= 0x08,
243 	RT5033_FUEL_REG_DEVICE_ID	= 0x09,
244 	RT5033_FUEL_REG_AVG_VOLT_H	= 0x0A,
245 	RT5033_FUEL_REG_AVG_VOLT_L	= 0x0B,
246 	RT5033_FUEL_REG_CONFIG_H	= 0x0C,
247 	RT5033_FUEL_REG_CONFIG_L	= 0x0D,
248 	/* Reserved 0x0E~0x0F */
249 	RT5033_FUEL_REG_IRQ_CTRL	= 0x10,
250 	RT5033_FUEL_REG_IRQ_FLAG	= 0x11,
251 	RT5033_FUEL_VMIN		= 0x12,
252 	RT5033_FUEL_SMIN		= 0x13,
253 	/* Reserved 0x14~0x1F */
254 	RT5033_FUEL_VGCOMP1		= 0x20,
255 	RT5033_FUEL_VGCOMP2		= 0x21,
256 	RT5033_FUEL_VGCOMP3		= 0x22,
257 	RT5033_FUEL_VGCOMP4		= 0x23,
258 	/* Reserved 0x24~0xFD */
259 	RT5033_FUEL_MFA_H		= 0xFE,
260 	RT5033_FUEL_MFA_L		= 0xFF,
261 
262 	RT5033_FUEL_REG_END,
263 };
264 
265 /* RT5033 fuel gauge battery present property */
266 #define RT5033_FUEL_BAT_PRESENT		0x02
267 
268 /* RT5033 PMIC interrupts */
269 #define RT5033_PMIC_IRQ_BUCKOCP		BIT(2)
270 #define RT5033_PMIC_IRQ_BUCKLV		BIT(3)
271 #define RT5033_PMIC_IRQ_SAFELDOLV	BIT(4)
272 #define RT5033_PMIC_IRQ_LDOLV		BIT(5)
273 #define RT5033_PMIC_IRQ_OT		BIT(6)
274 #define RT5033_PMIC_IRQ_VDDA_UV		BIT(7)
275 
276 #endif /* __RT5033_PRIVATE_H__ */
277