aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAxel Lin <axel.lin@gmail.com>2012-04-17 22:50:37 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-23 08:19:50 -0400
commit11bb88ec221b70374c48c034bc147af20e40ba15 (patch)
treea2eee915c8bec178c3e8ae1c5019d29e1a183080
parenta40a9c436b62251be285be9f3ba57864be10d000 (diff)
regulator: pcf50633: Use generic regmap enable/disable operations
Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r--drivers/regulator/pcf50633-regulator.c108
1 files changed, 25 insertions, 83 deletions
diff --git a/drivers/regulator/pcf50633-regulator.c b/drivers/regulator/pcf50633-regulator.c
index 7ee70f1b3f24..5887505699d2 100644
--- a/drivers/regulator/pcf50633-regulator.c
+++ b/drivers/regulator/pcf50633-regulator.c
@@ -24,14 +24,16 @@
24#include <linux/mfd/pcf50633/core.h> 24#include <linux/mfd/pcf50633/core.h>
25#include <linux/mfd/pcf50633/pmic.h> 25#include <linux/mfd/pcf50633/pmic.h>
26 26
27#define PCF50633_REGULATOR(_name, _id, _n) \ 27#define PCF50633_REGULATOR(_name, _id, _n) \
28 { \ 28 { \
29 .name = _name, \ 29 .name = _name, \
30 .id = _id, \ 30 .id = PCF50633_REGULATOR_##_id, \
31 .ops = &pcf50633_regulator_ops, \ 31 .ops = &pcf50633_regulator_ops, \
32 .n_voltages = _n, \ 32 .n_voltages = _n, \
33 .type = REGULATOR_VOLTAGE, \ 33 .type = REGULATOR_VOLTAGE, \
34 .owner = THIS_MODULE, \ 34 .owner = THIS_MODULE, \
35 .enable_reg = PCF50633_REG_##_id##OUT + 1, \
36 .enable_mask = PCF50633_REGULATOR_ON, \
35 } 37 }
36 38
37static const u8 pcf50633_regulator_registers[PCF50633_NUM_REGULATORS] = { 39static const u8 pcf50633_regulator_registers[PCF50633_NUM_REGULATORS] = {
@@ -208,88 +210,27 @@ static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
208 return millivolts * 1000; 210 return millivolts * 1000;
209} 211}
210 212
211static int pcf50633_regulator_enable(struct regulator_dev *rdev)
212{
213 struct pcf50633 *pcf = rdev_get_drvdata(rdev);
214 int regulator_id;
215 u8 regnr;
216
217 regulator_id = rdev_get_id(rdev);
218 if (regulator_id >= PCF50633_NUM_REGULATORS)
219 return -EINVAL;
220
221 /* The *ENA register is always one after the *OUT register */
222 regnr = pcf50633_regulator_registers[regulator_id] + 1;
223
224 return pcf50633_reg_set_bit_mask(pcf, regnr, PCF50633_REGULATOR_ON,
225 PCF50633_REGULATOR_ON);
226}
227
228static int pcf50633_regulator_disable(struct regulator_dev *rdev)
229{
230 struct pcf50633 *pcf = rdev_get_drvdata(rdev);
231 int regulator_id;
232 u8 regnr;
233
234 regulator_id = rdev_get_id(rdev);
235 if (regulator_id >= PCF50633_NUM_REGULATORS)
236 return -EINVAL;
237
238 /* the *ENA register is always one after the *OUT register */
239 regnr = pcf50633_regulator_registers[regulator_id] + 1;
240
241 return pcf50633_reg_set_bit_mask(pcf, regnr,
242 PCF50633_REGULATOR_ON, 0);
243}
244
245static int pcf50633_regulator_is_enabled(struct regulator_dev *rdev)
246{
247 struct pcf50633 *pcf = rdev_get_drvdata(rdev);
248 int regulator_id = rdev_get_id(rdev);
249 u8 regnr;
250
251 regulator_id = rdev_get_id(rdev);
252 if (regulator_id >= PCF50633_NUM_REGULATORS)
253 return -EINVAL;
254
255 /* the *ENA register is always one after the *OUT register */
256 regnr = pcf50633_regulator_registers[regulator_id] + 1;
257
258 return pcf50633_reg_read(pcf, regnr) & PCF50633_REGULATOR_ON;
259}
260
261static struct regulator_ops pcf50633_regulator_ops = { 213static struct regulator_ops pcf50633_regulator_ops = {
262 .set_voltage = pcf50633_regulator_set_voltage, 214 .set_voltage = pcf50633_regulator_set_voltage,
263 .get_voltage_sel = pcf50633_regulator_get_voltage_sel, 215 .get_voltage_sel = pcf50633_regulator_get_voltage_sel,
264 .list_voltage = pcf50633_regulator_list_voltage, 216 .list_voltage = pcf50633_regulator_list_voltage,
265 .enable = pcf50633_regulator_enable, 217 .enable = regulator_enable_regmap,
266 .disable = pcf50633_regulator_disable, 218 .disable = regulator_disable_regmap,
267 .is_enabled = pcf50633_regulator_is_enabled, 219 .is_enabled = regulator_is_enabled_regmap,
268}; 220};
269 221
270static const struct regulator_desc regulators[] = { 222static const struct regulator_desc regulators[] = {
271 [PCF50633_REGULATOR_AUTO] = 223 [PCF50633_REGULATOR_AUTO] = PCF50633_REGULATOR("auto", AUTO, 128),
272 PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO, 128), 224 [PCF50633_REGULATOR_DOWN1] = PCF50633_REGULATOR("down1", DOWN1, 96),
273 [PCF50633_REGULATOR_DOWN1] = 225 [PCF50633_REGULATOR_DOWN2] = PCF50633_REGULATOR("down2", DOWN2, 96),
274 PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1, 96), 226 [PCF50633_REGULATOR_LDO1] = PCF50633_REGULATOR("ldo1", LDO1, 28),
275 [PCF50633_REGULATOR_DOWN2] = 227 [PCF50633_REGULATOR_LDO2] = PCF50633_REGULATOR("ldo2", LDO2, 28),
276 PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2, 96), 228 [PCF50633_REGULATOR_LDO3] = PCF50633_REGULATOR("ldo3", LDO3, 28),
277 [PCF50633_REGULATOR_LDO1] = 229 [PCF50633_REGULATOR_LDO4] = PCF50633_REGULATOR("ldo4", LDO4, 28),
278 PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1, 28), 230 [PCF50633_REGULATOR_LDO5] = PCF50633_REGULATOR("ldo5", LDO5, 28),
279 [PCF50633_REGULATOR_LDO2] = 231 [PCF50633_REGULATOR_LDO6] = PCF50633_REGULATOR("ldo6", LDO6, 28),
280 PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2, 28), 232 [PCF50633_REGULATOR_HCLDO] = PCF50633_REGULATOR("hcldo", HCLDO, 28),
281 [PCF50633_REGULATOR_LDO3] = 233 [PCF50633_REGULATOR_MEMLDO] = PCF50633_REGULATOR("memldo", MEMLDO, 28),
282 PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3, 28),
283 [PCF50633_REGULATOR_LDO4] =
284 PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4, 28),
285 [PCF50633_REGULATOR_LDO5] =
286 PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5, 28),
287 [PCF50633_REGULATOR_LDO6] =
288 PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6, 28),
289 [PCF50633_REGULATOR_HCLDO] =
290 PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO, 28),
291 [PCF50633_REGULATOR_MEMLDO] =
292 PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO, 28),
293}; 234};
294 235
295static int __devinit pcf50633_regulator_probe(struct platform_device *pdev) 236static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
@@ -304,6 +245,7 @@ static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
304 config.dev = &pdev->dev; 245 config.dev = &pdev->dev;
305 config.init_data = pdev->dev.platform_data; 246 config.init_data = pdev->dev.platform_data;
306 config.driver_data = pcf; 247 config.driver_data = pcf;
248 config.regmap = pcf->regmap;
307 249
308 rdev = regulator_register(&regulators[pdev->id], &config); 250 rdev = regulator_register(&regulators[pdev->id], &config);
309 if (IS_ERR(rdev)) 251 if (IS_ERR(rdev))