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be0e2d3e HZ |
1 | /* |
2 | * Regulators driver for Marvell 88PM8607 | |
3 | * | |
4 | * Copyright (C) 2009 Marvell International Ltd. | |
e54f19bf | 5 | * Haojian Zhuang <haojian.zhuang@marvell.com> |
be0e2d3e HZ |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | #include <linux/kernel.h> | |
12 | #include <linux/init.h> | |
13 | #include <linux/err.h> | |
53dbab7a | 14 | #include <linux/i2c.h> |
2e57d567 HZ |
15 | #include <linux/of.h> |
16 | #include <linux/regulator/of_regulator.h> | |
be0e2d3e HZ |
17 | #include <linux/platform_device.h> |
18 | #include <linux/regulator/driver.h> | |
19 | #include <linux/regulator/machine.h> | |
53dbab7a | 20 | #include <linux/mfd/88pm860x.h> |
65602c32 | 21 | #include <linux/module.h> |
be0e2d3e HZ |
22 | |
23 | struct pm8607_regulator_info { | |
24 | struct regulator_desc desc; | |
53dbab7a | 25 | struct pm860x_chip *chip; |
be0e2d3e | 26 | struct regulator_dev *regulator; |
53dbab7a | 27 | struct i2c_client *i2c; |
e7a7810a | 28 | struct i2c_client *i2c_8606; |
be0e2d3e | 29 | |
9f79e9db HZ |
30 | unsigned int *vol_table; |
31 | unsigned int *vol_suspend; | |
32 | ||
be0e2d3e HZ |
33 | int slope_double; |
34 | }; | |
35 | ||
9f79e9db HZ |
36 | static const unsigned int BUCK1_table[] = { |
37 | 725000, 750000, 775000, 800000, 825000, 850000, 875000, 900000, | |
38 | 925000, 950000, 975000, 1000000, 1025000, 1050000, 1075000, 1100000, | |
39 | 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, | |
40 | 1325000, 1350000, 1375000, 1400000, 1425000, 1450000, 1475000, 1500000, | |
41 | 0, 25000, 50000, 75000, 100000, 125000, 150000, 175000, | |
42 | 200000, 225000, 250000, 275000, 300000, 325000, 350000, 375000, | |
43 | 400000, 425000, 450000, 475000, 500000, 525000, 550000, 575000, | |
44 | 600000, 625000, 650000, 675000, 700000, 725000, 750000, 775000, | |
45 | }; | |
be0e2d3e | 46 | |
9f79e9db HZ |
47 | static const unsigned int BUCK1_suspend_table[] = { |
48 | 0, 25000, 50000, 75000, 100000, 125000, 150000, 175000, | |
49 | 200000, 225000, 250000, 275000, 300000, 325000, 350000, 375000, | |
50 | 400000, 425000, 450000, 475000, 500000, 525000, 550000, 575000, | |
51 | 600000, 625000, 650000, 675000, 700000, 725000, 750000, 775000, | |
52 | 800000, 825000, 850000, 875000, 900000, 925000, 950000, 975000, | |
53 | 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, | |
54 | 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, | |
55 | 1400000, 1425000, 1450000, 1475000, 1500000, 1500000, 1500000, 1500000, | |
56 | }; | |
57 | ||
58 | static const unsigned int BUCK2_table[] = { | |
59 | 0, 50000, 100000, 150000, 200000, 250000, 300000, 350000, | |
60 | 400000, 450000, 500000, 550000, 600000, 650000, 700000, 750000, | |
61 | 800000, 850000, 900000, 950000, 1000000, 1050000, 1100000, 1150000, | |
62 | 1200000, 1250000, 1300000, 1350000, 1400000, 1450000, 1500000, 1550000, | |
63 | 1600000, 1650000, 1700000, 1750000, 1800000, 1850000, 1900000, 1950000, | |
64 | 2000000, 2050000, 2100000, 2150000, 2200000, 2250000, 2300000, 2350000, | |
65 | 2400000, 2450000, 2500000, 2550000, 2600000, 2650000, 2700000, 2750000, | |
66 | 2800000, 2850000, 2900000, 2950000, 3000000, 3000000, 3000000, 3000000, | |
67 | }; | |
68 | ||
69 | static const unsigned int BUCK2_suspend_table[] = { | |
70 | 0, 50000, 100000, 150000, 200000, 250000, 300000, 350000, | |
71 | 400000, 450000, 500000, 550000, 600000, 650000, 700000, 750000, | |
72 | 800000, 850000, 900000, 950000, 1000000, 1050000, 1100000, 1150000, | |
73 | 1200000, 1250000, 1300000, 1350000, 1400000, 1450000, 1500000, 1550000, | |
74 | 1600000, 1650000, 1700000, 1750000, 1800000, 1850000, 1900000, 1950000, | |
75 | 2000000, 2050000, 2100000, 2150000, 2200000, 2250000, 2300000, 2350000, | |
76 | 2400000, 2450000, 2500000, 2550000, 2600000, 2650000, 2700000, 2750000, | |
77 | 2800000, 2850000, 2900000, 2950000, 3000000, 3000000, 3000000, 3000000, | |
78 | }; | |
79 | ||
80 | static const unsigned int BUCK3_table[] = { | |
e54f19bf | 81 | 0, 25000, 50000, 75000, 100000, 125000, 150000, 175000, |
9f79e9db HZ |
82 | 200000, 225000, 250000, 275000, 300000, 325000, 350000, 375000, |
83 | 400000, 425000, 450000, 475000, 500000, 525000, 550000, 575000, | |
84 | 600000, 625000, 650000, 675000, 700000, 725000, 750000, 775000, | |
85 | 800000, 825000, 850000, 875000, 900000, 925000, 950000, 975000, | |
86 | 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, | |
87 | 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, | |
88 | 1400000, 1425000, 1450000, 1475000, 1500000, 1500000, 1500000, 1500000, | |
89 | }; | |
90 | ||
91 | static const unsigned int BUCK3_suspend_table[] = { | |
e54f19bf | 92 | 0, 25000, 50000, 75000, 100000, 125000, 150000, 175000, |
9f79e9db HZ |
93 | 200000, 225000, 250000, 275000, 300000, 325000, 350000, 375000, |
94 | 400000, 425000, 450000, 475000, 500000, 525000, 550000, 575000, | |
95 | 600000, 625000, 650000, 675000, 700000, 725000, 750000, 775000, | |
96 | 800000, 825000, 850000, 875000, 900000, 925000, 950000, 975000, | |
97 | 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, | |
98 | 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, | |
99 | 1400000, 1425000, 1450000, 1475000, 1500000, 1500000, 1500000, 1500000, | |
100 | }; | |
101 | ||
102 | static const unsigned int LDO1_table[] = { | |
103 | 1800000, 1200000, 2800000, 0, | |
104 | }; | |
105 | ||
106 | static const unsigned int LDO1_suspend_table[] = { | |
107 | 1800000, 1200000, 0, 0, | |
108 | }; | |
109 | ||
110 | static const unsigned int LDO2_table[] = { | |
111 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 3300000, | |
112 | }; | |
113 | ||
114 | static const unsigned int LDO2_suspend_table[] = { | |
115 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
116 | }; | |
117 | ||
118 | static const unsigned int LDO3_table[] = { | |
119 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 3300000, | |
120 | }; | |
121 | ||
122 | static const unsigned int LDO3_suspend_table[] = { | |
123 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
124 | }; | |
125 | ||
126 | static const unsigned int LDO4_table[] = { | |
127 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2900000, 3300000, | |
128 | }; | |
129 | ||
130 | static const unsigned int LDO4_suspend_table[] = { | |
131 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2900000, 2900000, | |
132 | }; | |
133 | ||
134 | static const unsigned int LDO5_table[] = { | |
135 | 2900000, 3000000, 3100000, 3300000, | |
136 | }; | |
137 | ||
138 | static const unsigned int LDO5_suspend_table[] = { | |
139 | 2900000, 0, 0, 0, | |
140 | }; | |
141 | ||
142 | static const unsigned int LDO6_table[] = { | |
143 | 1800000, 1850000, 2600000, 2650000, 2700000, 2750000, 2800000, 3300000, | |
144 | }; | |
145 | ||
146 | static const unsigned int LDO6_suspend_table[] = { | |
147 | 1800000, 1850000, 2600000, 2650000, 2700000, 2750000, 2800000, 2900000, | |
148 | }; | |
149 | ||
150 | static const unsigned int LDO7_table[] = { | |
151 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
152 | }; | |
153 | ||
154 | static const unsigned int LDO7_suspend_table[] = { | |
155 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
156 | }; | |
157 | ||
158 | static const unsigned int LDO8_table[] = { | |
159 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
160 | }; | |
161 | ||
162 | static const unsigned int LDO8_suspend_table[] = { | |
163 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
164 | }; | |
165 | ||
166 | static const unsigned int LDO9_table[] = { | |
167 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 3300000, | |
168 | }; | |
169 | ||
170 | static const unsigned int LDO9_suspend_table[] = { | |
171 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
172 | }; | |
173 | ||
174 | static const unsigned int LDO10_table[] = { | |
175 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 3300000, | |
176 | 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, | |
177 | }; | |
178 | ||
179 | static const unsigned int LDO10_suspend_table[] = { | |
180 | 1800000, 1850000, 1900000, 2700000, 2750000, 2800000, 2850000, 2900000, | |
181 | 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, | |
182 | }; | |
183 | ||
184 | static const unsigned int LDO12_table[] = { | |
185 | 1800000, 1900000, 2700000, 2800000, 2900000, 3000000, 3100000, 3300000, | |
186 | 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, | |
187 | }; | |
188 | ||
189 | static const unsigned int LDO12_suspend_table[] = { | |
190 | 1800000, 1900000, 2700000, 2800000, 2900000, 2900000, 2900000, 2900000, | |
191 | 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, 1200000, | |
192 | }; | |
193 | ||
194 | static const unsigned int LDO13_table[] = { | |
3380643b | 195 | 1200000, 1300000, 1800000, 2000000, 2500000, 2800000, 3000000, 0, |
9f79e9db HZ |
196 | }; |
197 | ||
198 | static const unsigned int LDO13_suspend_table[] = { | |
199 | 0, | |
200 | }; | |
201 | ||
202 | static const unsigned int LDO14_table[] = { | |
203 | 1800000, 1850000, 2700000, 2750000, 2800000, 2850000, 2900000, 3300000, | |
204 | }; | |
205 | ||
206 | static const unsigned int LDO14_suspend_table[] = { | |
207 | 1800000, 1850000, 2700000, 2750000, 2800000, 2850000, 2900000, 2900000, | |
208 | }; | |
be0e2d3e HZ |
209 | |
210 | static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index) | |
211 | { | |
212 | struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); | |
be0e2d3e HZ |
213 | int ret = -EINVAL; |
214 | ||
53b6949e | 215 | if (info->vol_table && (index < rdev->desc->n_voltages)) { |
9f79e9db | 216 | ret = info->vol_table[index]; |
be0e2d3e HZ |
217 | if (info->slope_double) |
218 | ret <<= 1; | |
be0e2d3e HZ |
219 | } |
220 | return ret; | |
221 | } | |
222 | ||
be0e2d3e | 223 | static struct regulator_ops pm8607_regulator_ops = { |
d3d7bccc | 224 | .list_voltage = pm8607_list_voltage, |
c6f0a0ef | 225 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
c006b21f | 226 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
ef26e0db AL |
227 | .enable = regulator_enable_regmap, |
228 | .disable = regulator_disable_regmap, | |
229 | .is_enabled = regulator_is_enabled_regmap, | |
be0e2d3e HZ |
230 | }; |
231 | ||
e7a7810a | 232 | static struct regulator_ops pm8606_preg_ops = { |
318c658b AL |
233 | .enable = regulator_enable_regmap, |
234 | .disable = regulator_disable_regmap, | |
235 | .is_enabled = regulator_is_enabled_regmap, | |
e7a7810a JZ |
236 | }; |
237 | ||
238 | #define PM8606_PREG(ereg, ebit) \ | |
239 | { \ | |
240 | .desc = { \ | |
241 | .name = "PREG", \ | |
242 | .ops = &pm8606_preg_ops, \ | |
243 | .type = REGULATOR_CURRENT, \ | |
244 | .id = PM8606_ID_PREG, \ | |
245 | .owner = THIS_MODULE, \ | |
246 | .enable_reg = PM8606_##ereg, \ | |
247 | .enable_mask = (ebit), \ | |
318c658b | 248 | .enable_is_inverted = true, \ |
e7a7810a JZ |
249 | }, \ |
250 | } | |
251 | ||
53b6949e | 252 | #define PM8607_DVC(vreg, ureg, ubit, ereg, ebit) \ |
be0e2d3e HZ |
253 | { \ |
254 | .desc = { \ | |
9f79e9db | 255 | .name = #vreg, \ |
be0e2d3e HZ |
256 | .ops = &pm8607_regulator_ops, \ |
257 | .type = REGULATOR_VOLTAGE, \ | |
9f79e9db | 258 | .id = PM8607_ID_##vreg, \ |
be0e2d3e | 259 | .owner = THIS_MODULE, \ |
53b6949e | 260 | .n_voltages = ARRAY_SIZE(vreg##_table), \ |
c006b21f AL |
261 | .vsel_reg = PM8607_##vreg, \ |
262 | .vsel_mask = ARRAY_SIZE(vreg##_table) - 1, \ | |
c6f0a0ef AL |
263 | .apply_reg = PM8607_##ureg, \ |
264 | .apply_bit = (ubit), \ | |
ef26e0db AL |
265 | .enable_reg = PM8607_##ereg, \ |
266 | .enable_mask = 1 << (ebit), \ | |
be0e2d3e | 267 | }, \ |
be0e2d3e | 268 | .slope_double = (0), \ |
9f79e9db HZ |
269 | .vol_table = (unsigned int *)&vreg##_table, \ |
270 | .vol_suspend = (unsigned int *)&vreg##_suspend_table, \ | |
be0e2d3e HZ |
271 | } |
272 | ||
53b6949e | 273 | #define PM8607_LDO(_id, vreg, shift, ereg, ebit) \ |
be0e2d3e HZ |
274 | { \ |
275 | .desc = { \ | |
276 | .name = "LDO" #_id, \ | |
277 | .ops = &pm8607_regulator_ops, \ | |
278 | .type = REGULATOR_VOLTAGE, \ | |
279 | .id = PM8607_ID_LDO##_id, \ | |
280 | .owner = THIS_MODULE, \ | |
53b6949e | 281 | .n_voltages = ARRAY_SIZE(LDO##_id##_table), \ |
c006b21f AL |
282 | .vsel_reg = PM8607_##vreg, \ |
283 | .vsel_mask = (ARRAY_SIZE(LDO##_id##_table) - 1) << (shift), \ | |
ef26e0db AL |
284 | .enable_reg = PM8607_##ereg, \ |
285 | .enable_mask = 1 << (ebit), \ | |
be0e2d3e | 286 | }, \ |
be0e2d3e | 287 | .slope_double = (0), \ |
9f79e9db HZ |
288 | .vol_table = (unsigned int *)&LDO##_id##_table, \ |
289 | .vol_suspend = (unsigned int *)&LDO##_id##_suspend_table, \ | |
be0e2d3e HZ |
290 | } |
291 | ||
292 | static struct pm8607_regulator_info pm8607_regulator_info[] = { | |
c6f0a0ef AL |
293 | PM8607_DVC(BUCK1, GO, BIT(0), SUPPLIES_EN11, 0), |
294 | PM8607_DVC(BUCK2, GO, BIT(1), SUPPLIES_EN11, 1), | |
295 | PM8607_DVC(BUCK3, GO, BIT(2), SUPPLIES_EN11, 2), | |
53b6949e AL |
296 | |
297 | PM8607_LDO(1, LDO1, 0, SUPPLIES_EN11, 3), | |
298 | PM8607_LDO(2, LDO2, 0, SUPPLIES_EN11, 4), | |
299 | PM8607_LDO(3, LDO3, 0, SUPPLIES_EN11, 5), | |
300 | PM8607_LDO(4, LDO4, 0, SUPPLIES_EN11, 6), | |
301 | PM8607_LDO(5, LDO5, 0, SUPPLIES_EN11, 7), | |
302 | PM8607_LDO(6, LDO6, 0, SUPPLIES_EN12, 0), | |
303 | PM8607_LDO(7, LDO7, 0, SUPPLIES_EN12, 1), | |
304 | PM8607_LDO(8, LDO8, 0, SUPPLIES_EN12, 2), | |
305 | PM8607_LDO(9, LDO9, 0, SUPPLIES_EN12, 3), | |
306 | PM8607_LDO(10, LDO10, 0, SUPPLIES_EN12, 4), | |
307 | PM8607_LDO(12, LDO12, 0, SUPPLIES_EN12, 5), | |
308 | PM8607_LDO(13, VIBRATOR_SET, 1, VIBRATOR_SET, 0), | |
309 | PM8607_LDO(14, LDO14, 0, SUPPLIES_EN12, 6), | |
ff13e9e2 | 310 | }; |
e7a7810a | 311 | |
ff13e9e2 | 312 | static struct pm8607_regulator_info pm8606_regulator_info[] = { |
e7a7810a | 313 | PM8606_PREG(PREREGULATORB, 5), |
be0e2d3e HZ |
314 | }; |
315 | ||
2e57d567 HZ |
316 | #ifdef CONFIG_OF |
317 | static int pm8607_regulator_dt_init(struct platform_device *pdev, | |
318 | struct pm8607_regulator_info *info, | |
319 | struct regulator_config *config) | |
320 | { | |
321 | struct device_node *nproot, *np; | |
b8b27a44 | 322 | nproot = pdev->dev.parent->of_node; |
2e57d567 HZ |
323 | if (!nproot) |
324 | return -ENODEV; | |
ca1e3f33 | 325 | nproot = of_get_child_by_name(nproot, "regulators"); |
2e57d567 HZ |
326 | if (!nproot) { |
327 | dev_err(&pdev->dev, "failed to find regulators node\n"); | |
328 | return -ENODEV; | |
329 | } | |
330 | for_each_child_of_node(nproot, np) { | |
331 | if (!of_node_cmp(np->name, info->desc.name)) { | |
332 | config->init_data = | |
072e78b1 JMC |
333 | of_get_regulator_init_data(&pdev->dev, np, |
334 | &info->desc); | |
2e57d567 HZ |
335 | config->of_node = np; |
336 | break; | |
337 | } | |
338 | } | |
c92f5dd2 | 339 | of_node_put(nproot); |
2e57d567 HZ |
340 | return 0; |
341 | } | |
342 | #else | |
343 | #define pm8607_regulator_dt_init(x, y, z) (-1) | |
344 | #endif | |
345 | ||
a5023574 | 346 | static int pm8607_regulator_probe(struct platform_device *pdev) |
be0e2d3e | 347 | { |
22aad001 HZ |
348 | struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); |
349 | struct pm8607_regulator_info *info = NULL; | |
dff91d0b | 350 | struct regulator_init_data *pdata = dev_get_platdata(&pdev->dev); |
c172708d | 351 | struct regulator_config config = { }; |
586e1a17 | 352 | struct resource *res; |
be0e2d3e HZ |
353 | int i; |
354 | ||
02367029 | 355 | res = platform_get_resource(pdev, IORESOURCE_REG, 0); |
ff13e9e2 HZ |
356 | if (res) { |
357 | /* There're resources in 88PM8607 regulator driver */ | |
358 | for (i = 0; i < ARRAY_SIZE(pm8607_regulator_info); i++) { | |
359 | info = &pm8607_regulator_info[i]; | |
360 | if (info->desc.vsel_reg == res->start) | |
361 | break; | |
362 | } | |
363 | if (i == ARRAY_SIZE(pm8607_regulator_info)) { | |
364 | dev_err(&pdev->dev, "Failed to find regulator %llu\n", | |
365 | (unsigned long long)res->start); | |
366 | return -EINVAL; | |
367 | } | |
368 | } else { | |
369 | /* There's no resource in 88PM8606 PREG regulator driver */ | |
370 | info = &pm8606_regulator_info[0]; | |
371 | /* i is used to check regulator ID */ | |
372 | i = -1; | |
be0e2d3e | 373 | } |
53dbab7a | 374 | info->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; |
e7a7810a JZ |
375 | info->i2c_8606 = (chip->id == CHIP_PM8607) ? chip->companion : |
376 | chip->client; | |
be0e2d3e HZ |
377 | info->chip = chip; |
378 | ||
22aad001 | 379 | /* check DVC ramp slope double */ |
586e1a17 HZ |
380 | if ((i == PM8607_ID_BUCK3) && info->chip->buck3_double) |
381 | info->slope_double = 1; | |
22aad001 | 382 | |
c172708d | 383 | config.dev = &pdev->dev; |
c172708d MB |
384 | config.driver_data = info; |
385 | ||
2e57d567 HZ |
386 | if (pm8607_regulator_dt_init(pdev, info, &config)) |
387 | if (pdata) | |
388 | config.init_data = pdata; | |
389 | ||
ef26e0db AL |
390 | if (chip->id == CHIP_PM8607) |
391 | config.regmap = chip->regmap; | |
392 | else | |
393 | config.regmap = chip->regmap_companion; | |
394 | ||
bcb5fe44 AL |
395 | info->regulator = devm_regulator_register(&pdev->dev, &info->desc, |
396 | &config); | |
be0e2d3e HZ |
397 | if (IS_ERR(info->regulator)) { |
398 | dev_err(&pdev->dev, "failed to register regulator %s\n", | |
399 | info->desc.name); | |
400 | return PTR_ERR(info->regulator); | |
401 | } | |
402 | ||
be0e2d3e HZ |
403 | platform_set_drvdata(pdev, info); |
404 | return 0; | |
405 | } | |
406 | ||
0cfeddbd | 407 | static const struct platform_device_id pm8607_regulator_driver_ids[] = { |
e7a7810a JZ |
408 | { |
409 | .name = "88pm860x-regulator", | |
410 | .driver_data = 0, | |
411 | }, { | |
412 | .name = "88pm860x-preg", | |
413 | .driver_data = 0, | |
414 | }, | |
415 | { }, | |
416 | }; | |
417 | MODULE_DEVICE_TABLE(platform, pm8607_regulator_driver_ids); | |
418 | ||
192bbb95 HZ |
419 | static struct platform_driver pm8607_regulator_driver = { |
420 | .driver = { | |
421 | .name = "88pm860x-regulator", | |
192bbb95 HZ |
422 | }, |
423 | .probe = pm8607_regulator_probe, | |
e7a7810a | 424 | .id_table = pm8607_regulator_driver_ids, |
be0e2d3e HZ |
425 | }; |
426 | ||
427 | static int __init pm8607_regulator_init(void) | |
428 | { | |
192bbb95 | 429 | return platform_driver_register(&pm8607_regulator_driver); |
be0e2d3e HZ |
430 | } |
431 | subsys_initcall(pm8607_regulator_init); | |
432 | ||
433 | static void __exit pm8607_regulator_exit(void) | |
434 | { | |
192bbb95 | 435 | platform_driver_unregister(&pm8607_regulator_driver); |
be0e2d3e HZ |
436 | } |
437 | module_exit(pm8607_regulator_exit); | |
438 | ||
439 | MODULE_LICENSE("GPL"); | |
440 | MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); | |
441 | MODULE_DESCRIPTION("Regulator Driver for Marvell 88PM8607 PMIC"); | |
442 | MODULE_ALIAS("platform:88pm8607-regulator"); |