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authorMark Brown <broonie@linaro.org>2013-10-24 11:11:32 +0100
committerMark Brown <broonie@linaro.org>2013-10-24 11:11:32 +0100
commit420118d48311e0c4ef4aace5aede35079ecc2412 (patch)
treea4affbc11b9271d786b9c9e5711b1e7dc873d3e8
parent2a2bec6554e9e9d0ae351575ca1f72df1fa0f15f (diff)
parent32dadef2190efd2e06331825b11881daf100d6d9 (diff)
downloadop-kernel-dev-420118d48311e0c4ef4aace5aede35079ecc2412.zip
op-kernel-dev-420118d48311e0c4ef4aace5aede35079ecc2412.tar.gz
Merge remote-tracking branch 'regulator/topic/alias' into regulator-next
-rw-r--r--Documentation/driver-model/devres.txt1
-rw-r--r--arch/arm/mach-s3c64xx/mach-crag6410.c12
-rw-r--r--drivers/mfd/arizona-core.c32
-rw-r--r--drivers/mfd/mfd-core.c22
-rw-r--r--drivers/regulator/88pm8607.c12
-rw-r--r--drivers/regulator/Makefile2
-rw-r--r--drivers/regulator/aat2870-regulator.c11
-rw-r--r--drivers/regulator/ad5398.c19
-rw-r--r--drivers/regulator/anatop-regulator.c3
-rw-r--r--drivers/regulator/arizona-ldo1.c12
-rw-r--r--drivers/regulator/arizona-micsupp.c14
-rw-r--r--drivers/regulator/as3711-regulator.c22
-rw-r--r--drivers/regulator/core.c325
-rw-r--r--drivers/regulator/da903x.c11
-rw-r--r--drivers/regulator/da9052-regulator.c14
-rw-r--r--drivers/regulator/da9055-regulator.c24
-rw-r--r--drivers/regulator/devres.c415
-rw-r--r--drivers/regulator/fan53555.c12
-rw-r--r--drivers/regulator/internal.h38
-rw-r--r--drivers/regulator/isl6271a-regulator.c24
-rw-r--r--drivers/regulator/max1586.c26
-rw-r--r--drivers/regulator/max77686.c23
-rw-r--r--drivers/regulator/max77693.c29
-rw-r--r--drivers/regulator/max8649.c14
-rw-r--r--drivers/regulator/max8660.c30
-rw-r--r--drivers/regulator/max8907-regulator.c23
-rw-r--r--drivers/regulator/max8973-regulator.c11
-rw-r--r--drivers/regulator/max8997.c39
-rw-r--r--drivers/regulator/max8998.c35
-rw-r--r--drivers/regulator/mc13783-regulator.c25
-rw-r--r--drivers/regulator/mc13892-regulator.c22
-rw-r--r--drivers/regulator/palmas-regulator.c42
-rw-r--r--drivers/regulator/rc5t583-regulator.c22
-rw-r--r--drivers/regulator/s2mps11.c23
-rw-r--r--drivers/regulator/s5m8767.c24
-rw-r--r--drivers/regulator/ti-abb-regulator.c79
-rw-r--r--drivers/regulator/tps51632-regulator.c11
-rw-r--r--drivers/regulator/tps62360-regulator.c17
-rw-r--r--drivers/regulator/tps65023-regulator.c22
-rw-r--r--drivers/regulator/tps6507x-regulator.c23
-rw-r--r--drivers/regulator/tps65090-regulator.c35
-rw-r--r--drivers/regulator/tps65217-regulator.c26
-rw-r--r--drivers/regulator/tps6586x-regulator.c31
-rw-r--r--drivers/regulator/tps65910-regulator.c23
-rw-r--r--drivers/regulator/tps65912-regulator.c24
-rw-r--r--drivers/regulator/tps80031-regulator.c30
-rw-r--r--drivers/regulator/wm831x-dcdc.c118
-rw-r--r--drivers/regulator/wm831x-isink.c25
-rw-r--r--drivers/regulator/wm831x-ldo.c63
-rw-r--r--drivers/regulator/wm8350-regulator.c6
-rw-r--r--drivers/regulator/wm8400-regulator.c13
-rw-r--r--drivers/regulator/wm8994-regulator.c14
-rw-r--r--include/linux/mfd/core.h6
-rw-r--r--include/linux/regulator/consumer.h79
-rw-r--r--include/linux/regulator/driver.h5
55 files changed, 961 insertions, 1102 deletions
diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt
index fcb34a5..3d9c2a7 100644
--- a/Documentation/driver-model/devres.txt
+++ b/Documentation/driver-model/devres.txt
@@ -283,6 +283,7 @@ REGULATOR
devm_regulator_get()
devm_regulator_put()
devm_regulator_bulk_get()
+ devm_regulator_register()
CLOCK
devm_clk_get()
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c
index eb8e5a1..f27ca3b 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410.c
@@ -310,10 +310,6 @@ static struct regulator_consumer_supply wallvdd_consumers[] = {
REGULATOR_SUPPLY("SPKVDDL", "spi0.1"),
REGULATOR_SUPPLY("SPKVDDR", "spi0.1"),
- REGULATOR_SUPPLY("SPKVDDL", "wm5102-codec"),
- REGULATOR_SUPPLY("SPKVDDR", "wm5102-codec"),
- REGULATOR_SUPPLY("SPKVDDL", "wm5110-codec"),
- REGULATOR_SUPPLY("SPKVDDR", "wm5110-codec"),
REGULATOR_SUPPLY("DC1VDD", "0-0034"),
REGULATOR_SUPPLY("DC2VDD", "0-0034"),
@@ -653,14 +649,6 @@ static struct regulator_consumer_supply pvdd_1v8_consumers[] = {
REGULATOR_SUPPLY("DBVDD3", "spi0.1"),
REGULATOR_SUPPLY("LDOVDD", "spi0.1"),
REGULATOR_SUPPLY("CPVDD", "spi0.1"),
-
- REGULATOR_SUPPLY("DBVDD2", "wm5102-codec"),
- REGULATOR_SUPPLY("DBVDD3", "wm5102-codec"),
- REGULATOR_SUPPLY("CPVDD", "wm5102-codec"),
-
- REGULATOR_SUPPLY("DBVDD2", "wm5110-codec"),
- REGULATOR_SUPPLY("DBVDD3", "wm5110-codec"),
- REGULATOR_SUPPLY("CPVDD", "wm5110-codec"),
};
static struct regulator_init_data pvdd_1v8 = {
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 5ac3aa4..022b186 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -569,13 +569,25 @@ static struct mfd_cell early_devs[] = {
{ .name = "arizona-ldo1" },
};
+static const char *wm5102_supplies[] = {
+ "DBVDD2",
+ "DBVDD3",
+ "CPVDD",
+ "SPKVDDL",
+ "SPKVDDR",
+};
+
static struct mfd_cell wm5102_devs[] = {
{ .name = "arizona-micsupp" },
{ .name = "arizona-extcon" },
{ .name = "arizona-gpio" },
{ .name = "arizona-haptics" },
{ .name = "arizona-pwm" },
- { .name = "wm5102-codec" },
+ {
+ .name = "wm5102-codec",
+ .parent_supplies = wm5102_supplies,
+ .num_parent_supplies = ARRAY_SIZE(wm5102_supplies),
+ },
};
static struct mfd_cell wm5110_devs[] = {
@@ -584,7 +596,17 @@ static struct mfd_cell wm5110_devs[] = {
{ .name = "arizona-gpio" },
{ .name = "arizona-haptics" },
{ .name = "arizona-pwm" },
- { .name = "wm5110-codec" },
+ {
+ .name = "wm5110-codec",
+ .parent_supplies = wm5102_supplies,
+ .num_parent_supplies = ARRAY_SIZE(wm5102_supplies),
+ },
+};
+
+static const char *wm8997_supplies[] = {
+ "DBVDD2",
+ "CPVDD",
+ "SPKVDD",
};
static struct mfd_cell wm8997_devs[] = {
@@ -593,7 +615,11 @@ static struct mfd_cell wm8997_devs[] = {
{ .name = "arizona-gpio" },
{ .name = "arizona-haptics" },
{ .name = "arizona-pwm" },
- { .name = "wm8997-codec" },
+ {
+ .name = "wm8997-codec",
+ .parent_supplies = wm8997_supplies,
+ .num_parent_supplies = ARRAY_SIZE(wm8997_supplies),
+ },
};
int arizona_dev_init(struct arizona *arizona)
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index f421586..adc8ea3 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -20,6 +20,7 @@
#include <linux/module.h>
#include <linux/irqdomain.h>
#include <linux/of.h>
+#include <linux/regulator/consumer.h>
static struct device_type mfd_dev_type = {
.name = "mfd_device",
@@ -99,6 +100,13 @@ static int mfd_add_device(struct device *parent, int id,
pdev->dev.dma_mask = parent->dma_mask;
pdev->dev.dma_parms = parent->dma_parms;
+ ret = devm_regulator_bulk_register_supply_alias(
+ &pdev->dev, cell->parent_supplies,
+ parent, cell->parent_supplies,
+ cell->num_parent_supplies);
+ if (ret < 0)
+ goto fail_res;
+
if (parent->of_node && cell->of_compatible) {
for_each_child_of_node(parent->of_node, np) {
if (of_device_is_compatible(np, cell->of_compatible)) {
@@ -112,12 +120,12 @@ static int mfd_add_device(struct device *parent, int id,
ret = platform_device_add_data(pdev,
cell->platform_data, cell->pdata_size);
if (ret)
- goto fail_res;
+ goto fail_alias;
}
ret = mfd_platform_add_cell(pdev, cell);
if (ret)
- goto fail_res;
+ goto fail_alias;
for (r = 0; r < cell->num_resources; r++) {
res[r].name = cell->resources[r].name;
@@ -152,17 +160,17 @@ static int mfd_add_device(struct device *parent, int id,
if (!cell->ignore_resource_conflicts) {
ret = acpi_check_resource_conflict(&res[r]);
if (ret)
- goto fail_res;
+ goto fail_alias;
}
}
ret = platform_device_add_resources(pdev, res, cell->num_resources);
if (ret)
- goto fail_res;
+ goto fail_alias;
ret = platform_device_add(pdev);
if (ret)
- goto fail_res;
+ goto fail_alias;
if (cell->pm_runtime_no_callbacks)
pm_runtime_no_callbacks(&pdev->dev);
@@ -171,6 +179,10 @@ static int mfd_add_device(struct device *parent, int id,
return 0;
+fail_alias:
+ devm_regulator_bulk_unregister_supply_alias(&pdev->dev,
+ cell->parent_supplies,
+ cell->num_parent_supplies);
fail_res:
kfree(res);
fail_device:
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
index 7023097..f704d83 100644
--- a/drivers/regulator/88pm8607.c
+++ b/drivers/regulator/88pm8607.c
@@ -391,7 +391,8 @@ static int pm8607_regulator_probe(struct platform_device *pdev)
else
config.regmap = chip->regmap_companion;
- info->regulator = regulator_register(&info->desc, &config);
+ info->regulator = devm_regulator_register(&pdev->dev, &info->desc,
+ &config);
if (IS_ERR(info->regulator)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
info->desc.name);
@@ -402,14 +403,6 @@ static int pm8607_regulator_probe(struct platform_device *pdev)
return 0;
}
-static int pm8607_regulator_remove(struct platform_device *pdev)
-{
- struct pm8607_regulator_info *info = platform_get_drvdata(pdev);
-
- regulator_unregister(info->regulator);
- return 0;
-}
-
static struct platform_device_id pm8607_regulator_driver_ids[] = {
{
.name = "88pm860x-regulator",
@@ -428,7 +421,6 @@ static struct platform_driver pm8607_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = pm8607_regulator_probe,
- .remove = pm8607_regulator_remove,
.id_table = pm8607_regulator_driver_ids,
};
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index 185cce2..69db4c8 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -3,7 +3,7 @@
#
-obj-$(CONFIG_REGULATOR) += core.o dummy.o fixed-helper.o helpers.o
+obj-$(CONFIG_REGULATOR) += core.o dummy.o fixed-helper.o helpers.o devres.o
obj-$(CONFIG_OF) += of_regulator.o
obj-$(CONFIG_REGULATOR_FIXED_VOLTAGE) += fixed.o
obj-$(CONFIG_REGULATOR_VIRTUAL_CONSUMER) += virtual.o
diff --git a/drivers/regulator/aat2870-regulator.c b/drivers/regulator/aat2870-regulator.c
index 881159d..f70a9bf 100644
--- a/drivers/regulator/aat2870-regulator.c
+++ b/drivers/regulator/aat2870-regulator.c
@@ -176,7 +176,7 @@ static int aat2870_regulator_probe(struct platform_device *pdev)
config.driver_data = ri;
config.init_data = dev_get_platdata(&pdev->dev);
- rdev = regulator_register(&ri->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
@@ -187,21 +187,12 @@ static int aat2870_regulator_probe(struct platform_device *pdev)
return 0;
}
-static int aat2870_regulator_remove(struct platform_device *pdev)
-{
- struct regulator_dev *rdev = platform_get_drvdata(pdev);
-
- regulator_unregister(rdev);
- return 0;
-}
-
static struct platform_driver aat2870_regulator_driver = {
.driver = {
.name = "aat2870-regulator",
.owner = THIS_MODULE,
},
.probe = aat2870_regulator_probe,
- .remove = aat2870_regulator_remove,
};
static int __init aat2870_regulator_init(void)
diff --git a/drivers/regulator/ad5398.c b/drivers/regulator/ad5398.c
index b2b203c..48016a0 100644
--- a/drivers/regulator/ad5398.c
+++ b/drivers/regulator/ad5398.c
@@ -219,7 +219,6 @@ static int ad5398_probe(struct i2c_client *client,
struct ad5398_chip_info *chip;
const struct ad5398_current_data_format *df =
(struct ad5398_current_data_format *)id->driver_data;
- int ret;
if (!init_data)
return -EINVAL;
@@ -240,33 +239,21 @@ static int ad5398_probe(struct i2c_client *client,
chip->current_offset = df->current_offset;
chip->current_mask = (chip->current_level - 1) << chip->current_offset;
- chip->rdev = regulator_register(&ad5398_reg, &config);
+ chip->rdev = devm_regulator_register(&client->dev, &ad5398_reg,
+ &config);
if (IS_ERR(chip->rdev)) {
- ret = PTR_ERR(chip->rdev);
dev_err(&client->dev, "failed to register %s %s\n",
id->name, ad5398_reg.name);
- goto err;
+ return PTR_ERR(chip->rdev);
}
i2c_set_clientdata(client, chip);
dev_dbg(&client->dev, "%s regulator driver is registered.\n", id->name);
return 0;
-
-err:
- return ret;
-}
-
-static int ad5398_remove(struct i2c_client *client)
-{
- struct ad5398_chip_info *chip = i2c_get_clientdata(client);
-
- regulator_unregister(chip->rdev);
- return 0;
}
static struct i2c_driver ad5398_driver = {
.probe = ad5398_probe,
- .remove = ad5398_remove,
.driver = {
.name = "ad5398",
},
diff --git a/drivers/regulator/anatop-regulator.c b/drivers/regulator/anatop-regulator.c
index 0d4a8cc..e42bfd1 100644
--- a/drivers/regulator/anatop-regulator.c
+++ b/drivers/regulator/anatop-regulator.c
@@ -200,7 +200,7 @@ static int anatop_regulator_probe(struct platform_device *pdev)
config.regmap = sreg->anatop;
/* register regulator */
- rdev = regulator_register(rdesc, &config);
+ rdev = devm_regulator_register(dev, rdesc, &config);
if (IS_ERR(rdev)) {
dev_err(dev, "failed to register %s\n",
rdesc->name);
@@ -223,7 +223,6 @@ static int anatop_regulator_remove(struct platform_device *pdev)
struct anatop_regulator *sreg = rdev_get_drvdata(rdev);
const char *name = sreg->name;
- regulator_unregister(rdev);
kfree(name);
return 0;
diff --git a/drivers/regulator/arizona-ldo1.c b/drivers/regulator/arizona-ldo1.c
index 81d8681..4f6c205 100644
--- a/drivers/regulator/arizona-ldo1.c
+++ b/drivers/regulator/arizona-ldo1.c
@@ -226,7 +226,7 @@ static int arizona_ldo1_probe(struct platform_device *pdev)
else
config.init_data = &ldo1->init_data;
- ldo1->regulator = regulator_register(desc, &config);
+ ldo1->regulator = devm_regulator_register(&pdev->dev, desc, &config);
if (IS_ERR(ldo1->regulator)) {
ret = PTR_ERR(ldo1->regulator);
dev_err(arizona->dev, "Failed to register LDO1 supply: %d\n",
@@ -239,18 +239,8 @@ static int arizona_ldo1_probe(struct platform_device *pdev)
return 0;
}
-static int arizona_ldo1_remove(struct platform_device *pdev)
-{
- struct arizona_ldo1 *ldo1 = platform_get_drvdata(pdev);
-
- regulator_unregister(ldo1->regulator);
-
- return 0;
-}
-
static struct platform_driver arizona_ldo1_driver = {
.probe = arizona_ldo1_probe,
- .remove = arizona_ldo1_remove,
.driver = {
.name = "arizona-ldo1",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/arizona-micsupp.c b/drivers/regulator/arizona-micsupp.c
index e87536b..724706a 100644
--- a/drivers/regulator/arizona-micsupp.c
+++ b/drivers/regulator/arizona-micsupp.c
@@ -225,7 +225,9 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
regmap_update_bits(arizona->regmap, ARIZONA_MIC_CHARGE_PUMP_1,
ARIZONA_CPMIC_BYPASS, 0);
- micsupp->regulator = regulator_register(&arizona_micsupp, &config);
+ micsupp->regulator = devm_regulator_register(&pdev->dev,
+ &arizona_micsupp,
+ &config);
if (IS_ERR(micsupp->regulator)) {
ret = PTR_ERR(micsupp->regulator);
dev_err(arizona->dev, "Failed to register mic supply: %d\n",
@@ -238,18 +240,8 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
return 0;
}
-static int arizona_micsupp_remove(struct platform_device *pdev)
-{
- struct arizona_micsupp *micsupp = platform_get_drvdata(pdev);
-
- regulator_unregister(micsupp->regulator);
-
- return 0;
-}
-
static struct platform_driver arizona_micsupp_driver = {
.probe = arizona_micsupp_probe,
- .remove = arizona_micsupp_remove,
.driver = {
.name = "arizona-micsupp",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/as3711-regulator.c b/drivers/regulator/as3711-regulator.c
index 8406cd7..fb27e6c 100644
--- a/drivers/regulator/as3711-regulator.c
+++ b/drivers/regulator/as3711-regulator.c
@@ -273,33 +273,16 @@ static int as3711_regulator_probe(struct platform_device *pdev)
config.regmap = as3711->regmap;
config.of_node = of_node[id];
- rdev = regulator_register(&ri->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
- ret = PTR_ERR(rdev);
- goto eregreg;
+ return PTR_ERR(rdev);
}
reg->rdev = rdev;
}
platform_set_drvdata(pdev, regs);
return 0;
-
-eregreg:
- while (--id >= 0)
- regulator_unregister(regs[id].rdev);
-
- return ret;
-}
-
-static int as3711_regulator_remove(struct platform_device *pdev)
-{
- struct as3711_regulator *regs = platform_get_drvdata(pdev);
- int id;
-
- for (id = 0; id < AS3711_REGULATOR_NUM; ++id)
- regulator_unregister(regs[id].rdev);
- return 0;
}
static struct platform_driver as3711_regulator_driver = {
@@ -308,7 +291,6 @@ static struct platform_driver as3711_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = as3711_regulator_probe,
- .remove = as3711_regulator_remove,
};
static int __init as3711_regulator_init(void)
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index a01b8b3..16427de 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -36,6 +36,7 @@
#include <trace/events/regulator.h>
#include "dummy.h"
+#include "internal.h"
#define rdev_crit(rdev, fmt, ...) \
pr_crit("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__)
@@ -52,6 +53,7 @@ static DEFINE_MUTEX(regulator_list_mutex);
static LIST_HEAD(regulator_list);
static LIST_HEAD(regulator_map_list);
static LIST_HEAD(regulator_ena_gpio_list);
+static LIST_HEAD(regulator_supply_alias_list);
static bool has_full_constraints;
static bool board_wants_dummy_regulator;
@@ -83,22 +85,16 @@ struct regulator_enable_gpio {
};
/*
- * struct regulator
+ * struct regulator_supply_alias
*
- * One for each consumer device.
+ * Used to map lookups for a supply onto an alternative device.
*/
-struct regulator {
- struct device *dev;
+struct regulator_supply_alias {
struct list_head list;
- unsigned int always_on:1;
- unsigned int bypass:1;
- int uA_load;
- int min_uV;
- int max_uV;
- char *supply_name;
- struct device_attribute dev_attr;
- struct regulator_dev *rdev;
- struct dentry *debugfs;
+ struct device *src_dev;
+ const char *src_supply;
+ struct device *alias_dev;
+ const char *alias_supply;
};
static int _regulator_is_enabled(struct regulator_dev *rdev);
@@ -1191,6 +1187,32 @@ static int _regulator_get_enable_time(struct regulator_dev *rdev)
return rdev->desc->ops->enable_time(rdev);
}
+static struct regulator_supply_alias *regulator_find_supply_alias(
+ struct device *dev, const char *supply)
+{
+ struct regulator_supply_alias *map;
+
+ list_for_each_entry(map, &regulator_supply_alias_list, list)
+ if (map->src_dev == dev && strcmp(map->src_supply, supply) == 0)
+ return map;
+
+ return NULL;
+}
+
+static void regulator_supply_alias(struct device **dev, const char **supply)
+{
+ struct regulator_supply_alias *map;
+
+ map = regulator_find_supply_alias(*dev, *supply);
+ if (map) {
+ dev_dbg(*dev, "Mapping supply %s to %s,%s\n",
+ *supply, map->alias_supply,
+ dev_name(map->alias_dev));
+ *dev = map->alias_dev;
+ *supply = map->alias_supply;
+ }
+}
+
static struct regulator_dev *regulator_dev_lookup(struct device *dev,
const char *supply,
int *ret)
@@ -1200,6 +1222,8 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev,
struct regulator_map *map;
const char *devname = NULL;
+ regulator_supply_alias(&dev, &supply);
+
/* first do a dt based lookup */
if (dev && dev->of_node) {
node = of_get_regulator(dev, supply);
@@ -1353,40 +1377,6 @@ struct regulator *regulator_get(struct device *dev, const char *id)
}
EXPORT_SYMBOL_GPL(regulator_get);
-static void devm_regulator_release(struct device *dev, void *res)
-{
- regulator_put(*(struct regulator **)res);
-}
-
-/**
- * devm_regulator_get - Resource managed regulator_get()
- * @dev: device for regulator "consumer"
- * @id: Supply name or regulator ID.
- *
- * Managed regulator_get(). Regulators returned from this function are
- * automatically regulator_put() on driver detach. See regulator_get() for more
- * information.
- */
-struct regulator *devm_regulator_get(struct device *dev, const char *id)
-{
- struct regulator **ptr, *regulator;
-
- ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
- if (!ptr)
- return ERR_PTR(-ENOMEM);
-
- regulator = regulator_get(dev, id);
- if (!IS_ERR(regulator)) {
- *ptr = regulator;
- devres_add(dev, ptr);
- } else {
- devres_free(ptr);
- }
-
- return regulator;
-}
-EXPORT_SYMBOL_GPL(devm_regulator_get);
-
/**
* regulator_get_exclusive - obtain exclusive access to a regulator.
* @dev: device for regulator "consumer"
@@ -1443,36 +1433,6 @@ struct regulator *regulator_get_optional(struct device *dev, const char *id)
}
EXPORT_SYMBOL_GPL(regulator_get_optional);
-/**
- * devm_regulator_get_optional - Resource managed regulator_get_optional()
- * @dev: device for regulator "consumer"
- * @id: Supply name or regulator ID.
- *
- * Managed regulator_get_optional(). Regulators returned from this
- * function are automatically regulator_put() on driver detach. See
- * regulator_get_optional() for more information.
- */
-struct regulator *devm_regulator_get_optional(struct device *dev,
- const char *id)
-{
- struct regulator **ptr, *regulator;
-
- ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
- if (!ptr)
- return ERR_PTR(-ENOMEM);
-
- regulator = regulator_get_optional(dev, id);
- if (!IS_ERR(regulator)) {
- *ptr = regulator;
- devres_add(dev, ptr);
- } else {
- devres_free(ptr);
- }
-
- return regulator;
-}
-EXPORT_SYMBOL_GPL(devm_regulator_get_optional);
-
/* Locks held by regulator_put() */
static void _regulator_put(struct regulator *regulator)
{
@@ -1499,36 +1459,6 @@ static void _regulator_put(struct regulator *regulator)
}
/**
- * devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
- * @dev: device for regulator "consumer"
- * @id: Supply name or regulator ID.
- *
- * Managed regulator_get_exclusive(). Regulators returned from this function
- * are automatically regulator_put() on driver detach. See regulator_get() for
- * more information.
- */
-struct regulator *devm_regulator_get_exclusive(struct device *dev,
- const char *id)
-{
- struct regulator **ptr, *regulator;
-
- ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
- if (!ptr)
- return ERR_PTR(-ENOMEM);
-
- regulator = _regulator_get(dev, id, 1);
- if (!IS_ERR(regulator)) {
- *ptr = regulator;
- devres_add(dev, ptr);
- } else {
- devres_free(ptr);
- }
-
- return regulator;
-}
-EXPORT_SYMBOL_GPL(devm_regulator_get_exclusive);
-
-/**
* regulator_put - "free" the regulator source
* @regulator: regulator source
*
@@ -1544,34 +1474,133 @@ void regulator_put(struct regulator *regulator)
}
EXPORT_SYMBOL_GPL(regulator_put);
-static int devm_regulator_match(struct device *dev, void *res, void *data)
+/**
+ * regulator_register_supply_alias - Provide device alias for supply lookup
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: Supply name or regulator ID
+ * @alias_dev: device that should be used to lookup the supply
+ * @alias_id: Supply name or regulator ID that should be used to lookup the
+ * supply
+ *
+ * All lookups for id on dev will instead be conducted for alias_id on
+ * alias_dev.
+ */
+int regulator_register_supply_alias(struct device *dev, const char *id,
+ struct device *alias_dev,
+ const char *alias_id)
{
- struct regulator **r = res;
- if (!r || !*r) {
- WARN_ON(!r || !*r);
- return 0;
+ struct regulator_supply_alias *map;
+
+ map = regulator_find_supply_alias(dev, id);
+ if (map)
+ return -EEXIST;
+
+ map = kzalloc(sizeof(struct regulator_supply_alias), GFP_KERNEL);
+ if (!map)
+ return -ENOMEM;
+
+ map->src_dev = dev;
+ map->src_supply = id;
+ map->alias_dev = alias_dev;
+ map->alias_supply = alias_id;
+
+ list_add(&map->list, &regulator_supply_alias_list);
+
+ pr_info("Adding alias for supply %s,%s -> %s,%s\n",
+ id, dev_name(dev), alias_id, dev_name(alias_dev));
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(regulator_register_supply_alias);
+
+/**
+ * regulator_unregister_supply_alias - Remove device alias
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: Supply name or regulator ID
+ *
+ * Remove a lookup alias if one exists for id on dev.
+ */
+void regulator_unregister_supply_alias(struct device *dev, const char *id)
+{
+ struct regulator_supply_alias *map;
+
+ map = regulator_find_supply_alias(dev, id);
+ if (map) {
+ list_del(&map->list);
+ kfree(map);
+ }
+}
+EXPORT_SYMBOL_GPL(regulator_unregister_supply_alias);
+
+/**
+ * regulator_bulk_register_supply_alias - register multiple aliases
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: List of supply names or regulator IDs
+ * @alias_dev: device that should be used to lookup the supply
+ * @alias_id: List of supply names or regulator IDs that should be used to
+ * lookup the supply
+ * @num_id: Number of aliases to register
+ *
+ * @return 0 on success, an errno on failure.
+ *
+ * This helper function allows drivers to register several supply
+ * aliases in one operation. If any of the aliases cannot be
+ * registered any aliases that were registered will be removed
+ * before returning to the caller.
+ */
+int regulator_bulk_register_supply_alias(struct device *dev, const char **id,
+ struct device *alias_dev,
+ const char **alias_id,
+ int num_id)
+{
+ int i;
+ int ret;
+
+ for (i = 0; i < num_id; ++i) {
+ ret = regulator_register_supply_alias(dev, id[i], alias_dev,
+ alias_id[i]);
+ if (ret < 0)
+ goto err;
}
- return *r == data;
+
+ return 0;
+
+err:
+ dev_err(dev,
+ "Failed to create supply alias %s,%s -> %s,%s\n",
+ id[i], dev_name(dev), alias_id[i], dev_name(alias_dev));
+
+ while (--i >= 0)
+ regulator_unregister_supply_alias(dev, id[i]);
+
+ return ret;
}
+EXPORT_SYMBOL_GPL(regulator_bulk_register_supply_alias);
/**
- * devm_regulator_put - Resource managed regulator_put()
- * @regulator: regulator to free
+ * regulator_bulk_unregister_supply_alias - unregister multiple aliases
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: List of supply names or regulator IDs
+ * @num_id: Number of aliases to unregister
*
- * Deallocate a regulator allocated with devm_regulator_get(). Normally
- * this function will not need to be called and the resource management
- * code will ensure that the resource is freed.
+ * This helper function allows drivers to unregister several supply
+ * aliases in one operation.
*/
-void devm_regulator_put(struct regulator *regulator)
+void regulator_bulk_unregister_supply_alias(struct device *dev,
+ const char **id,
+ int num_id)
{
- int rc;
+ int i;
- rc = devres_release(regulator->dev, devm_regulator_release,
- devm_regulator_match, regulator);
- if (rc != 0)
- WARN_ON(rc);
+ for (i = 0; i < num_id; ++i)
+ regulator_unregister_supply_alias(dev, id[i]);
}
-EXPORT_SYMBOL_GPL(devm_regulator_put);
+EXPORT_SYMBOL_GPL(regulator_bulk_unregister_supply_alias);
+
/* Manage enable GPIO list. Same GPIO pin can be shared among regulators */
static int regulator_ena_gpio_request(struct regulator_dev *rdev,
@@ -2912,52 +2941,6 @@ err:
}
EXPORT_SYMBOL_GPL(regulator_bulk_get);
-/**
- * devm_regulator_bulk_get - managed get multiple regulator consumers
- *
- * @dev: Device to supply
- * @num_consumers: Number of consumers to register
- * @consumers: Configuration of consumers; clients are stored here.
- *
- * @return 0 on success, an errno on failure.
- *
- * This helper function allows drivers to get several regulator
- * consumers in one operation with management, the regulators will
- * automatically be freed when the device is unbound. If any of the
- * regulators cannot be acquired then any regulators that were
- * allocated will be freed before returning to the caller.
- */
-int devm_regulator_bulk_get(struct device *dev, int num_consumers,
- struct regulator_bulk_data *consumers)
-{
- int i;
- int ret;
-
- for (i = 0; i < num_consumers; i++)
- consumers[i].consumer = NULL;
-
- for (i = 0; i < num_consumers; i++) {
- consumers[i].consumer = devm_regulator_get(dev,
- consumers[i].supply);
- if (IS_ERR(consumers[i].consumer)) {
- ret = PTR_ERR(consumers[i].consumer);
- dev_err(dev, "Failed to get supply '%s': %d\n",
- consumers[i].supply, ret);
- consumers[i].consumer = NULL;
- goto err;
- }
- }
-
- return 0;
-
-err:
- for (i = 0; i < num_consumers && consumers[i].consumer; i++)
- devm_regulator_put(consumers[i].consumer);
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(devm_regulator_bulk_get);
-
static void regulator_bulk_enable_async(void *data, async_cookie_t cookie)
{
struct regulator_bulk_data *bulk = data;
diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c
index f06854c..c61d96e 100644
--- a/drivers/regulator/da903x.c
+++ b/drivers/regulator/da903x.c
@@ -463,7 +463,7 @@ static int da903x_regulator_probe(struct platform_device *pdev)
config.init_data = dev_get_platdata(&pdev->dev);
config.driver_data = ri;
- rdev = regulator_register(&ri->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc.name);
@@ -474,21 +474,12 @@ static int da903x_regulator_probe(struct platform_device *pdev)
return 0;
}
-static int da903x_regulator_remove(struct platform_device *pdev)
-{
- struct regulator_dev *rdev = platform_get_drvdata(pdev);
-
- regulator_unregister(rdev);
- return 0;
-}
-
static struct platform_driver da903x_regulator_driver = {
.driver = {
.name = "da903x-regulator",
.owner = THIS_MODULE,
},
.probe = da903x_regulator_probe,
- .remove = da903x_regulator_remove,
};
static int __init da903x_regulator_init(void)
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index 1e4d483..c427e42 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -389,8 +389,9 @@ static int da9052_regulator_probe(struct platform_device *pdev)
#endif
}
- regulator->rdev = regulator_register(&regulator->info->reg_desc,
- &config);
+ regulator->rdev = devm_regulator_register(&pdev->dev,
+ &regulator->info->reg_desc,
+ &config);
if (IS_ERR(regulator->rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
regulator->info->reg_desc.name);
@@ -402,17 +403,8 @@ static int da9052_regulator_probe(struct platform_device *pdev)
return 0;
}
-static int da9052_regulator_remove(struct platform_device *pdev)
-{
- struct da9052_regulator *regulator = platform_get_drvdata(pdev);
-
- regulator_unregister(regulator->rdev);
- return 0;
-}
-
static struct platform_driver da9052_regulator_driver = {
.probe = da9052_regulator_probe,
- .remove = da9052_regulator_remove,
.driver = {
.name = "da9052-regulator",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index 77b53e5..7f34020 100644
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -564,13 +564,13 @@ static int da9055_regulator_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- regulator->rdev = regulator_register(&regulator->info->reg_desc,
- &config);
+ regulator->rdev = devm_regulator_register(&pdev->dev,
+ &regulator->info->reg_desc,
+ &config);
if (IS_ERR(regulator->rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
regulator->info->reg_desc.name);
- ret = PTR_ERR(regulator->rdev);
- return ret;
+ return PTR_ERR(regulator->rdev);
}
/* Only LDO 5 and 6 has got the over current interrupt */
@@ -588,7 +588,7 @@ static int da9055_regulator_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"Failed to request Regulator IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ return ret;
}
}
}
@@ -596,24 +596,10 @@ static int da9055_regulator_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, regulator);
return 0;
-
-err_regulator:
- regulator_unregister(regulator->rdev);
- return ret;
-}
-
-static int da9055_regulator_remove(struct platform_device *pdev)
-{
- struct da9055_regulator *regulator = platform_get_drvdata(pdev);
-
- regulator_unregister(regulator->rdev);
-
- return 0;
}
static struct platform_driver da9055_regulator_driver = {
.probe = da9055_regulator_probe,
- .remove = da9055_regulator_remove,
.driver = {
.name = "da9055-regulator",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/devres.c b/drivers/regulator/devres.c
new file mode 100644
index 0000000..f44818b
--- /dev/null
+++ b/drivers/regulator/devres.c
@@ -0,0 +1,415 @@
+/*
+ * devres.c -- Voltage/Current Regulator framework devres implementation.
+ *
+ * Copyright 2013 Linaro Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/err.h>
+#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
+#include <linux/regulator/driver.h>
+#include <linux/module.h>
+
+#include "internal.h"
+
+enum {
+ NORMAL_GET,
+ EXCLUSIVE_GET,
+ OPTIONAL_GET,
+};
+
+static void devm_regulator_release(struct device *dev, void *res)
+{
+ regulator_put(*(struct regulator **)res);
+}
+
+static struct regulator *_devm_regulator_get(struct device *dev, const char *id,
+ int get_type)
+{
+ struct regulator **ptr, *regulator;
+
+ ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
+ if (!ptr)
+ return ERR_PTR(-ENOMEM);
+
+ switch (get_type) {
+ case NORMAL_GET:
+ regulator = regulator_get(dev, id);
+ break;
+ case EXCLUSIVE_GET:
+ regulator = regulator_get_exclusive(dev, id);
+ break;
+ case OPTIONAL_GET:
+ regulator = regulator_get_optional(dev, id);
+ break;
+ default:
+ regulator = ERR_PTR(-EINVAL);
+ }
+
+ if (!IS_ERR(regulator)) {
+ *ptr = regulator;
+ devres_add(dev, ptr);
+ } else {
+ devres_free(ptr);
+ }
+
+ return regulator;
+}
+
+/**
+ * devm_regulator_get - Resource managed regulator_get()
+ * @dev: device for regulator "consumer"
+ * @id: Supply name or regulator ID.
+ *
+ * Managed regulator_get(). Regulators returned from this function are
+ * automatically regulator_put() on driver detach. See regulator_get() for more
+ * information.
+ */
+struct regulator *devm_regulator_get(struct device *dev, const char *id)
+{
+ return _devm_regulator_get(dev, id, NORMAL_GET);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_get);
+
+/**
+ * devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
+ * @dev: device for regulator "consumer"
+ * @id: Supply name or regulator ID.
+ *
+ * Managed regulator_get_exclusive(). Regulators returned from this function
+ * are automatically regulator_put() on driver detach. See regulator_get() for
+ * more information.
+ */
+struct regulator *devm_regulator_get_exclusive(struct device *dev,
+ const char *id)
+{
+ return _devm_regulator_get(dev, id, EXCLUSIVE_GET);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_get_exclusive);
+
+/**
+ * devm_regulator_get_optional - Resource managed regulator_get_optional()
+ * @dev: device for regulator "consumer"
+ * @id: Supply name or regulator ID.
+ *
+ * Managed regulator_get_optional(). Regulators returned from this
+ * function are automatically regulator_put() on driver detach. See
+ * regulator_get_optional() for more information.
+ */
+struct regulator *devm_regulator_get_optional(struct device *dev,
+ const char *id)
+{
+ return _devm_regulator_get(dev, id, OPTIONAL_GET);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_get_optional);
+
+static int devm_regulator_match(struct device *dev, void *res, void *data)
+{
+ struct regulator **r = res;
+ if (!r || !*r) {
+ WARN_ON(!r || !*r);
+ return 0;
+ }
+ return *r == data;
+}
+
+/**
+ * devm_regulator_put - Resource managed regulator_put()
+ * @regulator: regulator to free
+ *
+ * Deallocate a regulator allocated with devm_regulator_get(). Normally
+ * this function will not need to be called and the resource management
+ * code will ensure that the resource is freed.
+ */
+void devm_regulator_put(struct regulator *regulator)
+{
+ int rc;
+
+ rc = devres_release(regulator->dev, devm_regulator_release,
+ devm_regulator_match, regulator);
+ if (rc != 0)
+ WARN_ON(rc);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_put);
+
+/**
+ * devm_regulator_bulk_get - managed get multiple regulator consumers
+ *
+ * @dev: Device to supply
+ * @num_consumers: Number of consumers to register
+ * @consumers: Configuration of consumers; clients are stored here.
+ *
+ * @return 0 on success, an errno on failure.
+ *
+ * This helper function allows drivers to get several regulator
+ * consumers in one operation with management, the regulators will
+ * automatically be freed when the device is unbound. If any of the
+ * regulators cannot be acquired then any regulators that were
+ * allocated will be freed before returning to the caller.
+ */
+int devm_regulator_bulk_get(struct device *dev, int num_consumers,
+ struct regulator_bulk_data *consumers)
+{
+ int i;
+ int ret;
+
+ for (i = 0; i < num_consumers; i++)
+ consumers[i].consumer = NULL;
+
+ for (i = 0; i < num_consumers; i++) {
+ consumers[i].consumer = devm_regulator_get(dev,
+ consumers[i].supply);
+ if (IS_ERR(consumers[i].consumer)) {
+ ret = PTR_ERR(consumers[i].consumer);
+ dev_err(dev, "Failed to get supply '%s': %d\n",
+ consumers[i].supply, ret);
+ consumers[i].consumer = NULL;
+ goto err;
+ }
+ }
+
+ return 0;
+
+err:
+ for (i = 0; i < num_consumers && consumers[i].consumer; i++)
+ devm_regulator_put(consumers[i].consumer);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_regulator_bulk_get);
+
+static void devm_rdev_release(struct device *dev, void *res)
+{
+ regulator_unregister(*(struct regulator_dev **)res);
+}
+
+/**
+ * devm_regulator_register - Resource managed regulator_register()
+ * @regulator_desc: regulator to register
+ * @config: runtime configuration for regulator
+ *
+ * Called by regulator drivers to register a regulator. Returns a
+ * valid pointer to struct regulator_dev on success or an ERR_PTR() on
+ * error. The regulator will automatically be released when the device
+ * is unbound.
+ */
+struct regulator_dev *devm_regulator_register(struct device *dev,
+ const struct regulator_desc *regulator_desc,
+ const struct regulator_config *config)
+{
+ struct regulator_dev **ptr, *rdev;
+
+ ptr = devres_alloc(devm_rdev_release, sizeof(*ptr),
+ GFP_KERNEL);
+ if (!ptr)
+ return ERR_PTR(-ENOMEM);
+
+ rdev = regulator_register(regulator_desc, config);
+ if (!IS_ERR(rdev)) {
+ *ptr = rdev;
+ devres_add(dev, ptr);
+ } else {
+ devres_free(ptr);
+ }
+
+ return rdev;
+}
+EXPORT_SYMBOL_GPL(devm_regulator_register);
+
+static int devm_rdev_match(struct device *dev, void *res, void *data)
+{
+ struct regulator_dev **r = res;
+ if (!r || !*r) {
+ WARN_ON(!r || !*r);
+ return 0;
+ }
+ return *r == data;
+}
+
+/**
+ * devm_regulator_unregister - Resource managed regulator_unregister()
+ * @regulator: regulator to free
+ *
+ * Unregister a regulator registered with devm_regulator_register().
+ * Normally this function will not need to be called and the resource
+ * management code will ensure that the resource is freed.
+ */
+void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev)
+{
+ int rc;
+
+ rc = devres_release(dev, devm_rdev_release, devm_rdev_match, rdev);
+ if (rc != 0)
+ WARN_ON(rc);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_unregister);
+
+struct regulator_supply_alias_match {
+ struct device *dev;
+ const char *id;
+};
+
+static int devm_regulator_match_supply_alias(struct device *dev, void *res,
+ void *data)
+{
+ struct regulator_supply_alias_match *match = res;
+ struct regulator_supply_alias_match *target = data;
+
+ return match->dev == target->dev && strcmp(match->id, target->id) == 0;
+}
+
+static void devm_regulator_destroy_supply_alias(struct device *dev, void *res)
+{
+ struct regulator_supply_alias_match *match = res;
+
+ regulator_unregister_supply_alias(match->dev, match->id);
+}
+
+/**
+ * devm_regulator_register_supply_alias - Resource managed
+ * regulator_register_supply_alias()
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: Supply name or regulator ID
+ * @alias_dev: device that should be used to lookup the supply
+ * @alias_id: Supply name or regulator ID that should be used to lookup the
+ * supply
+ *
+ * The supply alias will automatically be unregistered when the source
+ * device is unbound.
+ */
+int devm_regulator_register_supply_alias(struct device *dev, const char *id,
+ struct device *alias_dev,
+ const char *alias_id)
+{
+ struct regulator_supply_alias_match *match;
+ int ret;
+
+ match = devres_alloc(devm_regulator_destroy_supply_alias,
+ sizeof(struct regulator_supply_alias_match),
+ GFP_KERNEL);
+ if (!match)
+ return -ENOMEM;
+
+ match->dev = dev;
+ match->id = id;
+
+ ret = regulator_register_supply_alias(dev, id, alias_dev, alias_id);
+ if (ret < 0) {
+ devres_free(match);
+ return ret;
+ }
+
+ devres_add(dev, match);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(devm_regulator_register_supply_alias);
+
+/**
+ * devm_regulator_unregister_supply_alias - Resource managed
+ * regulator_unregister_supply_alias()
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: Supply name or regulator ID
+ *
+ * Unregister an alias registered with
+ * devm_regulator_register_supply_alias(). Normally this function
+ * will not need to be called and the resource management code
+ * will ensure that the resource is freed.
+ */
+void devm_regulator_unregister_supply_alias(struct device *dev, const char *id)
+{
+ struct regulator_supply_alias_match match;
+ int rc;
+
+ match.dev = dev;
+ match.id = id;
+
+ rc = devres_release(dev, devm_regulator_destroy_supply_alias,
+ devm_regulator_match_supply_alias, &match);
+ if (rc != 0)
+ WARN_ON(rc);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_unregister_supply_alias);
+
+/**
+ * devm_regulator_bulk_register_supply_alias - Managed register
+ * multiple aliases
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: List of supply names or regulator IDs
+ * @alias_dev: device that should be used to lookup the supply
+ * @alias_id: List of supply names or regulator IDs that should be used to
+ * lookup the supply
+ * @num_id: Number of aliases to register
+ *
+ * @return 0 on success, an errno on failure.
+ *
+ * This helper function allows drivers to register several supply
+ * aliases in one operation, the aliases will be automatically
+ * unregisters when the source device is unbound. If any of the
+ * aliases cannot be registered any aliases that were registered
+ * will be removed before returning to the caller.
+ */
+int devm_regulator_bulk_register_supply_alias(struct device *dev,
+ const char **id,
+ struct device *alias_dev,
+ const char **alias_id,
+ int num_id)
+{
+ int i;
+ int ret;
+
+ for (i = 0; i < num_id; ++i) {
+ ret = devm_regulator_register_supply_alias(dev, id[i],
+ alias_dev,
+ alias_id[i]);
+ if (ret < 0)
+ goto err;
+ }
+
+ return 0;
+
+err:
+ dev_err(dev,
+ "Failed to create supply alias %s,%s -> %s,%s\n",
+ id[i], dev_name(dev), alias_id[i], dev_name(alias_dev));
+
+ while (--i >= 0)
+ devm_regulator_unregister_supply_alias(dev, id[i]);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_regulator_bulk_register_supply_alias);
+
+/**
+ * devm_regulator_bulk_unregister_supply_alias - Managed unregister
+ * multiple aliases
+ *
+ * @dev: device that will be given as the regulator "consumer"
+ * @id: List of supply names or regulator IDs
+ * @num_id: Number of aliases to unregister
+ *
+ * Unregister aliases registered with
+ * devm_regulator_bulk_register_supply_alias(). Normally this function
+ * will not need to be called and the resource management code
+ * will ensure that the resource is freed.
+ */
+void devm_regulator_bulk_unregister_supply_alias(struct device *dev,
+ const char **id,
+ int num_id)
+{
+ int i;
+
+ for (i = 0; i < num_id; ++i)
+ devm_regulator_unregister_supply_alias(dev, id[i]);
+}
+EXPORT_SYMBOL_GPL(devm_regulator_bulk_unregister_supply_alias);
diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c
index 70b7220..7ca3d9e 100644
--- a/drivers/regulator/fan53555.c
+++ b/drivers/regulator/fan53555.c
@@ -218,9 +218,8 @@ static int fan53555_regulator_register(struct fan53555_device_info *di,
rdesc->vsel_mask = VSEL_NSEL_MASK;
rdesc->owner = THIS_MODULE;
- di->rdev = regulator_register(&di->desc, config);
+ di->rdev = devm_regulator_register(di->dev, &di->desc, config);
return PTR_ERR_OR_ZERO(di->rdev);
-
}
static struct regmap_config fan53555_regmap_config = {
@@ -291,14 +290,6 @@ static int fan53555_regulator_probe(struct i2c_client *client,
}
-static int fan53555_regulator_remove(struct i2c_client *client)
-{
- struct fan53555_device_info *di = i2c_get_clientdata(client);
-
- regulator_unregister(di->rdev);
- return 0;
-}
-
static const struct i2c_device_id fan53555_id[] = {
{"fan53555", -1},
{ },
@@ -309,7 +300,6 @@ static struct i2c_driver fan53555_regulator_driver = {
.name = "fan53555-regulator",
},
.probe = fan53555_regulator_probe,
- .remove = fan53555_regulator_remove,
.id_table = fan53555_id,
};
diff --git a/drivers/regulator/internal.h b/drivers/regulator/internal.h
new file mode 100644
index 0000000..84bbda1
--- /dev/null
+++ b/drivers/regulator/internal.h
@@ -0,0 +1,38 @@
+/*
+ * internal.h -- Voltage/Current Regulator framework internal code
+ *
+ * Copyright 2007, 2008 Wolfson Microelectronics PLC.
+ * Copyright 2008 SlimLogic Ltd.
+ *
+ * Author: Liam Girdwood <lrg@slimlogic.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __REGULATOR_INTERNAL_H
+#define __REGULATOR_INTERNAL_H
+
+/*
+ * struct regulator
+ *
+ * One for each consumer device.
+ */
+struct regulator {
+ struct device *dev;
+ struct list_head list;
+ unsigned int always_on:1;
+ unsigned int bypass:1;
+ int uA_load;
+ int min_uV;
+ int max_uV;
+ char *supply_name;
+ struct device_attribute dev_attr;
+ struct regulator_dev *rdev;
+ struct dentry *debugfs;
+};
+
+#endif
diff --git a/drivers/regulator/isl6271a-regulator.c b/drivers/regulator/isl6271a-regulator.c
index 88c1a3a..6e5da95 100644
--- a/drivers/regulator/isl6271a-regulator.c
+++ b/drivers/regulator/isl6271a-regulator.c
@@ -112,7 +112,7 @@ static int isl6271a_probe(struct i2c_client *i2c,
struct regulator_config config = { };
struct regulator_init_data *init_data = dev_get_platdata(&i2c->dev);
struct isl_pmic *pmic;
- int err, i;
+ int i;
if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
@@ -133,32 +133,17 @@ static int isl6271a_probe(struct i2c_client *i2c,
config.init_data = NULL;
config.driver_data = pmic;
- pmic->rdev[i] = regulator_register(&isl_rd[i], &config);
+ pmic->rdev[i] = devm_regulator_register(&i2c->dev, &isl_rd[i],
+ &config);
if (IS_ERR(pmic->rdev[i])) {
dev_err(&i2c->dev, "failed to register %s\n", id->name);
- err = PTR_ERR(pmic->rdev[i]);
- goto error;
+ return PTR_ERR(pmic->rdev[i]);
}
}
i2c_set_clientdata(i2c, pmic);
return 0;
-
-error:
- while (--i >= 0)
- regulator_unregister(pmic->rdev[i]);
- return err;
-}
-
-static int isl6271a_remove(struct i2c_client *i2c)
-{
- struct isl_pmic *pmic = i2c_get_clientdata(i2c);
- int i;
-
- for (i = 0; i < 3; i++)
- regulator_unregister(pmic->rdev[i]);
- return 0;
}
static const struct i2c_device_id isl6271a_id[] = {
@@ -174,7 +159,6 @@ static struct i2c_driver isl6271a_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = isl6271a_probe,
- .remove = isl6271a_remove,
.id_table = isl6271a_id,
};
diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index 3a599ee..e242dd3 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -166,7 +166,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
struct max1586_platform_data *pdata = dev_get_platdata(&client->dev);
struct regulator_config config = { };
struct max1586_data *max1586;
- int i, id, ret = -ENOMEM;
+ int i, id;
max1586 = devm_kzalloc(&client->dev, sizeof(struct max1586_data) +
sizeof(struct regulator_dev *) * (MAX1586_V6 + 1),
@@ -193,7 +193,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
continue;
if (id < MAX1586_V3 || id > MAX1586_V6) {
dev_err(&client->dev, "invalid regulator id %d\n", id);
- goto err;
+ return -EINVAL;
}
if (id == MAX1586_V3) {
@@ -207,33 +207,18 @@ static int max1586_pmic_probe(struct i2c_client *client,
config.init_data = pdata->subdevs[i].platform_data;
config.driver_data = max1586;
- rdev[i] = regulator_register(&max1586_reg[id], &config);
+ rdev[i] = devm_regulator_register(&client->dev,
+ &max1586_reg[id], &config);
if (IS_ERR(rdev[i])) {
- ret = PTR_ERR(rdev[i]);
dev_err(&client->dev, "failed to register %s\n",
max1586_reg[id].name);
- goto err;
+ return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max1586);
dev_info(&client->dev, "Maxim 1586 regulator driver loaded\n");
return 0;
-
-err:
- while (--i >= 0)
- regulator_unregister(rdev[i]);
- return ret;
-}
-
-static int max1586_pmic_remove(struct i2c_client *client)
-{
- struct max1586_data *max1586 = i2c_get_clientdata(client);
- int i;
-
- for (i = 0; i <= MAX1586_V6; i++)
- regulator_unregister(max1586->rdev[i]);
- return 0;
}
static const struct i2c_device_id max1586_id[] = {
@@ -244,7 +229,6 @@ MODULE_DEVICE_TABLE(i2c, max1586_id);
static struct i2c_driver max1586_pmic_driver = {
.probe = max1586_pmic_probe,
- .remove = max1586_pmic_remove,
.driver = {
.name = "max1586",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/max77686.c b/drivers/regulator/max77686.c
index f563057..ae001cc 100644
--- a/drivers/regulator/max77686.c
+++ b/drivers/regulator/max77686.c
@@ -478,32 +478,16 @@ static int max77686_pmic_probe(struct platform_device *pdev)
config.of_node = pdata->regulators[i].of_node;
max77686->opmode[i] = regulators[i].enable_mask;
- max77686->rdev[i] = regulator_register(&regulators[i], &config);
+ max77686->rdev[i] = devm_regulator_register(&pdev->dev,
+ &regulators[i], &config);
if (IS_ERR(max77686->rdev[i])) {
- ret = PTR_ERR(max77686->rdev[i]);
dev_err(&pdev->dev,
"regulator init failed for %d\n", i);
- max77686->rdev[i] = NULL;
- goto err;
+ return PTR_ERR(max77686->rdev[i]);
}
}
return 0;
-err:
- while (--i >= 0)
- regulator_unregister(max77686->rdev[i]);
- return ret;
-}
-
-static int max77686_pmic_remove(struct platform_device *pdev)
-{
- struct max77686_data *max77686 = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < MAX77686_REGULATORS; i++)
- regulator_unregister(max77686->rdev[i]);
-
- return 0;
}
static const struct platform_device_id max77686_pmic_id[] = {
@@ -518,7 +502,6 @@ static struct platform_driver max77686_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max77686_pmic_probe,
- .remove = max77686_pmic_remove,
.id_table = max77686_pmic_id,
};
diff --git a/drivers/regulator/max77693.c b/drivers/regulator/max77693.c
index ce4b96c..feb20bf 100644
--- a/drivers/regulator/max77693.c
+++ b/drivers/regulator/max77693.c
@@ -230,7 +230,7 @@ static int max77693_pmic_probe(struct platform_device *pdev)
struct max77693_dev *iodev = dev_get_drvdata(pdev->dev.parent);
struct max77693_pmic_dev *max77693_pmic;
struct max77693_regulator_data *rdata = NULL;
- int num_rdata, i, ret;
+ int num_rdata, i;
struct regulator_config config;
num_rdata = max77693_pmic_init_rdata(&pdev->dev, &rdata);
@@ -266,36 +266,16 @@ static int max77693_pmic_probe(struct platform_device *pdev)
config.init_data = rdata[i].initdata;
config.of_node = rdata[i].of_node;
- max77693_pmic->rdev[i] = regulator_register(&regulators[id],
- &config);
+ max77693_pmic->rdev[i] = devm_regulator_register(&pdev->dev,
+ &regulators[id], &config);
if (IS_ERR(max77693_pmic->rdev[i])) {
- ret = PTR_ERR(max77693_pmic->rdev[i]);
dev_err(max77693_pmic->dev,
"Failed to initialize regulator-%d\n", id);
- max77693_pmic->rdev[i] = NULL;
- goto err;
+ return PTR_ERR(max77693_pmic->rdev[i]);
}
}
return 0;
- err:
- while (--i >= 0)
- regulator_unregister(max77693_pmic->rdev[i]);
-
- return ret;
-}
-
-static int max77693_pmic_remove(struct platform_device *pdev)
-{
- struct max77693_pmic_dev *max77693_pmic = platform_get_drvdata(pdev);
- struct regulator_dev **rdev = max77693_pmic->rdev;
- int i;
-
- for (i = 0; i < max77693_pmic->num_regulators; i++)
- if (rdev[i])
- regulator_unregister(rdev[i]);
-
- return 0;
}
static const struct platform_device_id max77693_pmic_id[] = {
@@ -311,7 +291,6 @@ static struct platform_driver max77693_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max77693_pmic_probe,
- .remove = max77693_pmic_remove,
.id_table = max77693_pmic_id,
};
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c
index 19c6f08..7f049c9 100644
--- a/drivers/regulator/max8649.c
+++ b/drivers/regulator/max8649.c
@@ -234,7 +234,8 @@ static int max8649_regulator_probe(struct i2c_client *client,
config.driver_data = info;
config.regmap = info->regmap;
- info->regulator = regulator_register(&dcdc_desc, &config);
+ info->regulator = devm_regulator_register(&client->dev, &dcdc_desc,
+ &config);
if (IS_ERR(info->regulator)) {
dev_err(info->dev, "failed to register regulator %s\n",
dcdc_desc.name);
@@ -244,16 +245,6 @@ static int max8649_regulator_probe(struct i2c_client *client,
return 0;
}
-static int max8649_regulator_remove(struct i2c_client *client)
-{
- struct max8649_regulator_info *info = i2c_get_clientdata(client);
-
- if (info)
- regulator_unregister(info->regulator);
-
- return 0;
-}
-
static const struct i2c_device_id max8649_id[] = {
{ "max8649", 0 },
{ }
@@ -262,7 +253,6 @@ MODULE_DEVICE_TABLE(i2c, max8649_id);
static struct i2c_driver max8649_driver = {
.probe = max8649_regulator_probe,
- .remove = max8649_regulator_remove,
.driver = {
.name = "max8649",
},
diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index 144bcac..8d94d3d 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -439,7 +439,7 @@ static int max8660_probe(struct i2c_client *client,
for (i = 0; i < pdata->num_subdevs; i++) {
if (!pdata->subdevs[i].platform_data)
- goto err_out;
+ return ret;
boot_on = pdata->subdevs[i].platform_data->constraints.boot_on;
@@ -465,7 +465,7 @@ static int max8660_probe(struct i2c_client *client,
case MAX8660_V7:
if (type == MAX8661) {
dev_err(dev, "Regulator not on this chip!\n");
- goto err_out;
+ return -EINVAL;
}
if (boot_on)
@@ -475,7 +475,7 @@ static int max8660_probe(struct i2c_client *client,
default:
dev_err(dev, "invalid regulator %s\n",
pdata->subdevs[i].name);
- goto err_out;
+ return ret;
}
}
@@ -489,33 +489,18 @@ static int max8660_probe(struct i2c_client *client,
config.of_node = of_node[i];
config.driver_data = max8660;
- rdev[i] = regulator_register(&max8660_reg[id], &config);
+ rdev[i] = devm_regulator_register(&client->dev,
+ &max8660_reg[id], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
- dev_err(dev, "failed to register %s\n",
+ dev_err(&client->dev, "failed to register %s\n",
max8660_reg[id].name);
- goto err_unregister;
+ return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max8660);
return 0;
-
-err_unregister:
- while (--i >= 0)
- regulator_unregister(rdev[i]);
-err_out:
- return ret;
-}
-
-static int max8660_remove(struct i2c_client *client)
-{
- struct max8660 *max8660 = i2c_get_clientdata(client);
- int i;
-
- for (i = 0; i < MAX8660_V_END; i++)
- regulator_unregister(max8660->rdev[i]);
- return 0;
}
static const struct i2c_device_id max8660_id[] = {
@@ -527,7 +512,6 @@ MODULE_DEVICE_TABLE(i2c, max8660_id);
static struct i2c_driver max8660_driver = {
.probe = max8660_probe,
- .remove = max8660_remove,
.driver = {
.name = "max8660",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/max8907-regulator.c b/drivers/regulator/max8907-regulator.c
index 4568c15..0c5fe6c 100644
--- a/drivers/regulator/max8907-regulator.c
+++ b/drivers/regulator/max8907-regulator.c
@@ -350,33 +350,17 @@ static int max8907_regulator_probe(struct platform_device *pdev)
pmic->desc[i].ops = &max8907_out5v_hwctl_ops;
}
- pmic->rdev[i] = regulator_register(&pmic->desc[i], &config);
+ pmic->rdev[i] = devm_regulator_register(&pdev->dev,
+ &pmic->desc[i], &config);
if (IS_ERR(pmic->rdev[i])) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pmic->desc[i].name);
- ret = PTR_ERR(pmic->rdev[i]);
- goto err_unregister_regulator;
+ return PTR_ERR(pmic->rdev[i]);
}
}
return 0;
-
-err_unregister_regulator:
- while (--i >= 0)
- regulator_unregister(pmic->rdev[i]);
- return ret;
-}
-
-static int max8907_regulator_remove(struct platform_device *pdev)
-{
- struct max8907_regulator *pmic = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < MAX8907_NUM_REGULATORS; i++)
- regulator_unregister(pmic->rdev[i]);
-
- return 0;
}
static struct platform_driver max8907_regulator_driver = {
@@ -385,7 +369,6 @@ static struct platform_driver max8907_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = max8907_regulator_probe,
- .remove = max8907_regulator_remove,
};
static int __init max8907_regulator_init(void)
diff --git a/drivers/regulator/max8973-regulator.c b/drivers/regulator/max8973-regulator.c
index 5b77ab7..892aa1e 100644
--- a/drivers/regulator/max8973-regulator.c
+++ b/drivers/regulator/max8973-regulator.c
@@ -467,7 +467,7 @@ static int max8973_probe(struct i2c_client *client,
config.regmap = max->regmap;
/* Register the regulators */
- rdev = regulator_register(&max->desc, &config);
+ rdev = devm_regulator_register(&client->dev, &max->desc, &config);
if (IS_ERR(rdev)) {
ret = PTR_ERR(rdev);
dev_err(max->dev, "regulator register failed, err %d\n", ret);
@@ -478,14 +478,6 @@ static int max8973_probe(struct i2c_client *client,
return 0;
}
-static int max8973_remove(struct i2c_client *client)
-{
- struct max8973_chip *max = i2c_get_clientdata(client);
-
- regulator_unregister(max->rdev);
- return 0;
-}
-
static const struct i2c_device_id max8973_id[] = {
{.name = "max8973",},
{},
@@ -499,7 +491,6 @@ static struct i2c_driver max8973_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = max8973_probe,
- .remove = max8973_remove,
.id_table = max8973_id,
};
diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c
index df20069..bcd2488 100644
--- a/drivers/regulator/max8997.c
+++ b/drivers/regulator/max8997.c
@@ -1081,7 +1081,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck1_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
- goto err_out;
+ return ret;
max8997->buck2_vol[i] = ret =
max8997_get_voltage_proper_val(
@@ -1090,7 +1090,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck2_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
- goto err_out;
+ return ret;
max8997->buck5_vol[i] = ret =
max8997_get_voltage_proper_val(
@@ -1099,7 +1099,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck5_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
- goto err_out;
+ return ret;
if (max_buck1 < max8997->buck1_vol[i])
max_buck1 = max8997->buck1_vol[i];
@@ -1143,24 +1143,23 @@ static int max8997_pmic_probe(struct platform_device *pdev)
!gpio_is_valid(pdata->buck125_gpios[1]) ||
!gpio_is_valid(pdata->buck125_gpios[2])) {
dev_err(&pdev->dev, "GPIO NOT VALID\n");
- ret = -EINVAL;
- goto err_out;
+ return -EINVAL;
}
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[0],
"MAX8997 SET1");
if (ret)
- goto err_out;
+ return ret;
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[1],
"MAX8997 SET2");
if (ret)
- goto err_out;
+ return ret;
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[2],
"MAX8997 SET3");
if (ret)
- goto err_out;
+ return ret;
gpio_direction_output(pdata->buck125_gpios[0],
(max8997->buck125_gpioindex >> 2)
@@ -1205,33 +1204,16 @@ static int max8997_pmic_probe(struct platform_device *pdev)
config.driver_data = max8997;
config.of_node = pdata->regulators[i].reg_node;
- rdev[i] = regulator_register(&regulators[id], &config);
+ rdev[i] = devm_regulator_register(&pdev->dev, &regulators[id],
+ &config);
if (IS_ERR(rdev[i])) {
- ret = PTR_ERR(rdev[i]);
dev_err(max8997->dev, "regulator init failed for %d\n",
id);
- rdev[i] = NULL;
- goto err;
+ return PTR_ERR(rdev[i]);
}
}
return 0;
-err:
- while (--i >= 0)
- regulator_unregister(rdev[i]);
-err_out:
- return ret;
-}
-
-static int max8997_pmic_remove(struct platform_device *pdev)
-{
- struct max8997_data *max8997 = platform_get_drvdata(pdev);
- struct regulator_dev **rdev = max8997->rdev;
- int i;
-
- for (i = 0; i < max8997->num_regulators; i++)
- regulator_unregister(rdev[i]);
- return 0;
}
static const struct platform_device_id max8997_pmic_id[] = {
@@ -1246,7 +1228,6 @@ static struct platform_driver max8997_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max8997_pmic_probe,
- .remove = max8997_pmic_remove,
.id_table = max8997_pmic_id,
};
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c
index a4c53b2..ae3f065 100644
--- a/drivers/regulator/max8998.c
+++ b/drivers/regulator/max8998.c
@@ -790,16 +790,14 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET1 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set1);
- ret = -EIO;
- goto err_out;
+ return -EIO;
}
/* Check if SET2 is not equal to 0 */
if (!pdata->buck1_set2) {
dev_err(&pdev->dev,
"MAX8998 SET2 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set2);
- ret = -EIO;
- goto err_out;
+ return -EIO;
}
gpio_request(pdata->buck1_set1, "MAX8998 BUCK1_SET1");
@@ -823,7 +821,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK1_VOLTAGE1 + v, i);
if (ret)
- goto err_out;
+ return ret;
}
}
@@ -833,8 +831,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET3 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck2_set3);
- ret = -EIO;
- goto err_out;
+ return -EIO;
}
gpio_request(pdata->buck2_set3, "MAX8998 BUCK2_SET3");
gpio_direction_output(pdata->buck2_set3,
@@ -852,7 +849,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK2_VOLTAGE1 + v, i);
if (ret)
- goto err_out;
+ return ret;
}
}
@@ -875,34 +872,19 @@ static int max8998_pmic_probe(struct platform_device *pdev)
config.init_data = pdata->regulators[i].initdata;
config.driver_data = max8998;
- rdev[i] = regulator_register(&regulators[index], &config);
+ rdev[i] = devm_regulator_register(&pdev->dev,
+ &regulators[index], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(max8998->dev, "regulator %s init failed (%d)\n",
regulators[index].name, ret);
rdev[i] = NULL;
- goto err;
+ return ret;
}
}
return 0;
-err:
- while (--i >= 0)
- regulator_unregister(rdev[i]);
-err_out:
- return ret;
-}
-
-static int max8998_pmic_remove(struct platform_device *pdev)
-{
- struct max8998_data *max8998 = platform_get_drvdata(pdev);
- struct regulator_dev **rdev = max8998->rdev;
- int i;
-
- for (i = 0; i < max8998->num_regulators; i++)
- regulator_unregister(rdev[i]);
- return 0;
}
static const struct platform_device_id max8998_pmic_id[] = {
@@ -918,7 +900,6 @@ static struct platform_driver max8998_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max8998_pmic_probe,
- .remove = max8998_pmic_remove,
.id_table = max8998_pmic_id,
};
diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c
index 5ff99d2..f036b26 100644
--- a/drivers/regulator/mc13783-regulator.c
+++ b/drivers/regulator/mc13783-regulator.c
@@ -400,7 +400,7 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
dev_get_platdata(&pdev->dev);
struct mc13xxx_regulator_init_data *mc13xxx_data;
struct regulator_config config = { };
- int i, ret, num_regulators;
+ int i, num_regulators;
num_regulators = mc13xxx_get_num_regulators_dt(pdev);
@@ -444,32 +444,16 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
config.driver_data = priv;
config.of_node = node;
- priv->regulators[i] = regulator_register(desc, &config);
+ priv->regulators[i] = devm_regulator_register(&pdev->dev, desc,
+ &config);
if (IS_ERR(priv->regulators[i])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
mc13783_regulators[i].desc.name);
- ret = PTR_ERR(priv->regulators[i]);
- goto err;
+ return PTR_ERR(priv->regulators[i]);
}
}
return 0;
-err:
- while (--i >= 0)
- regulator_unregister(priv->regulators[i]);
-
- return ret;
-}
-
-static int mc13783_regulator_remove(struct platform_device *pdev)
-{
- struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < priv->num_regulators; i++)
- regulator_unregister(priv->regulators[i]);
-
- return 0;
}
static struct platform_driver mc13783_regulator_driver = {
@@ -477,7 +461,6 @@ static struct platform_driver mc13783_regulator_driver = {
.name = "mc13783-regulator",
.owner = THIS_MODULE,
},
- .remove = mc13783_regulator_remove,
.probe = mc13783_regulator_probe,
};
diff --git a/drivers/regulator/mc13892-regulator.c b/drivers/regulator/mc13892-regulator.c
index 1037e07..96c9f80 100644
--- a/drivers/regulator/mc13892-regulator.c
+++ b/drivers/regulator/mc13892-regulator.c
@@ -611,43 +611,27 @@ static int mc13892_regulator_probe(struct platform_device *pdev)
config.driver_data = priv;
config.of_node = node;
- priv->regulators[i] = regulator_register(desc, &config);
+ priv->regulators[i] = devm_regulator_register(&pdev->dev, desc,
+ &config);
if (IS_ERR(priv->regulators[i])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
mc13892_regulators[i].desc.name);
- ret = PTR_ERR(priv->regulators[i]);
- goto err;
+ return PTR_ERR(priv->regulators[i]);
}
}
return 0;
-err:
- while (--i >= 0)
- regulator_unregister(priv->regulators[i]);
- return ret;
err_unlock:
mc13xxx_unlock(mc13892);
return ret;
}
-static int mc13892_regulator_remove(struct platform_device *pdev)
-{
- struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < priv->num_regulators; i++)
- regulator_unregister(priv->regulators[i]);
-
- return 0;
-}
-
static struct platform_driver mc13892_regulator_driver = {
.driver = {
.name = "mc13892-regulator",
.owner = THIS_MODULE,
},
- .remove = mc13892_regulator_remove,
.probe = mc13892_regulator_probe,
};
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index 7e2b165..4f79c0d 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -856,7 +856,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"reading TSTEP reg failed: %d\n", ret);
- goto err_unregister_regulator;
+ return ret;
}
pmic->desc[id].ramp_delay =
palmas_smps_ramp_delay[reg & 0x3];
@@ -868,7 +868,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
reg_init = pdata->reg_init[id];
ret = palmas_smps_init(palmas, id, reg_init);
if (ret)
- goto err_unregister_regulator;
+ return ret;
}
/* Register the regulators */
@@ -909,7 +909,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
- goto err_unregister_regulator;
+ return ret;
if (reg & PALMAS_SMPS12_VOLTAGE_RANGE)
pmic->range[id] = 1;
@@ -925,7 +925,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
addr = palmas_regs_info[id].ctrl_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
- goto err_unregister_regulator;
+ return ret;
pmic->current_reg_mode[id] = reg &
PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
}
@@ -941,13 +941,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
config.of_node = palmas_matches[id].of_node;
- rdev = regulator_register(&pmic->desc[id], &config);
+ rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
+ &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pdev->name);
- ret = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@@ -1015,13 +1015,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
config.of_node = palmas_matches[id].of_node;
- rdev = regulator_register(&pmic->desc[id], &config);
+ rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
+ &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pdev->name);
- ret = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@@ -1037,31 +1037,14 @@ static int palmas_regulators_probe(struct platform_device *pdev)
else
ret = palmas_extreg_init(palmas,
id, reg_init);
- if (ret) {
- regulator_unregister(pmic->rdev[id]);
- goto err_unregister_regulator;
- }
+ if (ret)
+ return ret;
}
}
}
return 0;
-
-err_unregister_regulator:
- while (--id >= 0)
- regulator_unregister(pmic->rdev[id]);
- return ret;
-}
-
-static int palmas_regulators_remove(struct platform_device *pdev)
-{
- struct palmas_pmic *pmic = platform_get_drvdata(pdev);
- int id;
-
- for (id = 0; id < PALMAS_NUM_REGS; id++)
- regulator_unregister(pmic->rdev[id]);
- return 0;
}
static struct of_device_id of_palmas_match_tbl[] = {
@@ -1083,7 +1066,6 @@ static struct platform_driver palmas_driver = {
.owner = THIS_MODULE,
},
.probe = palmas_regulators_probe,
- .remove = palmas_regulators_remove,
};
static int __init palmas_init(void)
diff --git a/drivers/regulator/rc5t583-regulator.c b/drivers/regulator/rc5t583-regulator.c
index 5885b45..b58affb 100644
--- a/drivers/regulator/rc5t583-regulator.c
+++ b/drivers/regulator/rc5t583-regulator.c
@@ -173,33 +173,16 @@ skip_ext_pwr_config:
config.driver_data = reg;
config.regmap = rc5t583->regmap;
- rdev = regulator_register(&ri->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
- ret = PTR_ERR(rdev);
- goto clean_exit;
+ return PTR_ERR(rdev);
}
reg->rdev = rdev;
}
platform_set_drvdata(pdev, regs);
return 0;
-
-clean_exit:
- while (--id >= 0)
- regulator_unregister(regs[id].rdev);
-
- return ret;
-}
-
-static int rc5t583_regulator_remove(struct platform_device *pdev)
-{
- struct rc5t583_regulator *regs = platform_get_drvdata(pdev);
- int id;
-
- for (id = 0; id < RC5T583_REGULATOR_MAX; ++id)
- regulator_unregister(regs[id].rdev);
- return 0;
}
static struct platform_driver rc5t583_regulator_driver = {
@@ -208,7 +191,6 @@ static struct platform_driver rc5t583_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = rc5t583_regulator_probe,
- .remove = rc5t583_regulator_remove,
};
static int __init rc5t583_regulator_init(void)
diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c
index 5eba2ff..333677d 100644
--- a/drivers/regulator/s2mps11.c
+++ b/drivers/regulator/s2mps11.c
@@ -448,33 +448,17 @@ common_reg:
config.of_node = rdata[i].of_node;
}
- s2mps11->rdev[i] = regulator_register(&regulators[i], &config);
+ s2mps11->rdev[i] = devm_regulator_register(&pdev->dev,
+ &regulators[i], &config);
if (IS_ERR(s2mps11->rdev[i])) {
ret = PTR_ERR(s2mps11->rdev[i]);
dev_err(&pdev->dev, "regulator init failed for %d\n",
i);
- s2mps11->rdev[i] = NULL;
- goto err;
+ return ret;
}
}
return 0;
-err:
- for (i = 0; i < S2MPS11_REGULATOR_MAX; i++)
- regulator_unregister(s2mps11->rdev[i]);
-
- return ret;
-}
-
-static int s2mps11_pmic_remove(struct platform_device *pdev)
-{
- struct s2mps11_info *s2mps11 = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < S2MPS11_REGULATOR_MAX; i++)
- regulator_unregister(s2mps11->rdev[i]);
-
- return 0;
}
static const struct platform_device_id s2mps11_pmic_id[] = {
@@ -489,7 +473,6 @@ static struct platform_driver s2mps11_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = s2mps11_pmic_probe,
- .remove = s2mps11_pmic_remove,
.id_table = s2mps11_pmic_id,
};
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index c24448b..2297fdf 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -910,34 +910,17 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
config.regmap = iodev->regmap;
config.of_node = pdata->regulators[i].reg_node;
- rdev[i] = regulator_register(&regulators[id], &config);
+ rdev[i] = devm_regulator_register(&pdev->dev, &regulators[id],
+ &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(s5m8767->dev, "regulator init failed for %d\n",
id);
- rdev[i] = NULL;
- goto err;
+ return ret;
}
}
return 0;
-err:
- for (i = 0; i < s5m8767->num_regulators; i++)
- regulator_unregister(rdev[i]);
-
- return ret;
-}
-
-static int s5m8767_pmic_remove(struct platform_device *pdev)
-{
- struct s5m8767_info *s5m8767 = platform_get_drvdata(pdev);
- struct regulator_dev **rdev = s5m8767->rdev;
- int i;
-
- for (i = 0; i < s5m8767->num_regulators; i++)
- regulator_unregister(rdev[i]);
-
- return 0;
}
static const struct platform_device_id s5m8767_pmic_id[] = {
@@ -952,7 +935,6 @@ static struct platform_driver s5m8767_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = s5m8767_pmic_probe,
- .remove = s5m8767_pmic_remove,
.id_table = s5m8767_pmic_id,
};
diff --git a/drivers/regulator/ti-abb-regulator.c b/drivers/regulator/ti-abb-regulator.c
index b993ec5..20aab8f 100644
--- a/drivers/regulator/ti-abb-regulator.c
+++ b/drivers/regulator/ti-abb-regulator.c
@@ -708,39 +708,31 @@ static int ti_abb_probe(struct platform_device *pdev)
match = of_match_device(ti_abb_of_match, dev);
if (!match) {
/* We do not expect this to happen */
- ret = -ENODEV;
dev_err(dev, "%s: Unable to match device\n", __func__);
- goto err;
+ return -ENODEV;
}
if (!match->data) {
- ret = -EINVAL;
dev_err(dev, "%s: Bad data in match\n", __func__);
- goto err;
+ return -EINVAL;
}
abb = devm_kzalloc(dev, sizeof(struct ti_abb), GFP_KERNEL);
- if (!abb) {
- dev_err(dev, "%s: Unable to allocate ABB struct\n", __func__);
- ret = -ENOMEM;
- goto err;
- }
+ if (!abb)
+ return -ENOMEM;
abb->regs = match->data;
/* Map ABB resources */
pname = "base-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
abb->base = devm_ioremap_resource(dev, res);
- if (IS_ERR(abb->base)) {
- ret = PTR_ERR(abb->base);
- goto err;
- }
+ if (IS_ERR(abb->base))
+ return PTR_ERR(abb->base);
pname = "int-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
if (!res) {
dev_err(dev, "Missing '%s' IO resource\n", pname);
- ret = -ENODEV;
- goto err;
+ return -ENODEV;
}
/*
* We may have shared interrupt register offsets which are
@@ -750,8 +742,7 @@ static int ti_abb_probe(struct platform_device *pdev)
resource_size(res));
if (!abb->int_base) {
dev_err(dev, "Unable to map '%s'\n", pname);
- ret = -ENOMEM;
- goto err;
+ return -ENOMEM;
}
/* Map Optional resources */
@@ -771,17 +762,14 @@ static int ti_abb_probe(struct platform_device *pdev)
resource_size(res));
if (!abb->efuse_base) {
dev_err(dev, "Unable to map '%s'\n", pname);
- ret = -ENOMEM;
- goto err;
+ return -ENOMEM;
}
pname = "ldo-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
abb->ldo_base = devm_ioremap_resource(dev, res);
- if (IS_ERR(abb->ldo_base)) {
- ret = PTR_ERR(abb->ldo_base);
- goto err;
- }
+ if (IS_ERR(abb->ldo_base))
+ return PTR_ERR(abb->ldo_base);
/* IF ldo_base is set, the following are mandatory */
pname = "ti,ldovbb-override-mask";
@@ -790,12 +778,11 @@ static int ti_abb_probe(struct platform_device *pdev)
&abb->ldovbb_override_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
- goto err;
+ return ret;
}
if (!abb->ldovbb_override_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
- ret = -EINVAL;
- goto err;
+ return -EINVAL;
}
pname = "ti,ldovbb-vset-mask";
@@ -804,12 +791,11 @@ static int ti_abb_probe(struct platform_device *pdev)
&abb->ldovbb_vset_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
- goto err;
+ return ret;
}
if (!abb->ldovbb_vset_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
- ret = -EINVAL;
- goto err;
+ return -EINVAL;
}
skip_opt:
@@ -819,31 +805,29 @@ skip_opt:
&abb->txdone_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
- goto err;
+ return ret;
}
if (!abb->txdone_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
- ret = -EINVAL;
- goto err;
+ return -EINVAL;
}
initdata = of_get_regulator_init_data(dev, pdev->dev.of_node);
if (!initdata) {
- ret = -ENOMEM;
dev_err(dev, "%s: Unable to alloc regulator init data\n",
__func__);
- goto err;
+ return -ENOMEM;
}
/* init ABB opp_sel table */
ret = ti_abb_init_table(dev, abb, initdata);
if (ret)
- goto err;
+ return ret;
/* init ABB timing */
ret = ti_abb_init_timings(dev, abb);
if (ret)
- goto err;
+ return ret;
desc = &abb->rdesc;
desc->name = dev_name(dev);
@@ -861,12 +845,12 @@ skip_opt:
config.driver_data = abb;
config.of_node = pdev->dev.of_node;
- rdev = regulator_register(desc, &config);
+ rdev = devm_regulator_register(dev, desc, &config);
if (IS_ERR(rdev)) {
ret = PTR_ERR(rdev);
dev_err(dev, "%s: failed to register regulator(%d)\n",
__func__, ret);
- goto err;
+ return ret;
}
platform_set_drvdata(pdev, rdev);
@@ -874,31 +858,12 @@ skip_opt:
ti_abb_rmw(abb->regs->sr2_en_mask, 1, abb->regs->setup_reg, abb->base);
return 0;
-
-err:
- dev_err(dev, "%s: Failed to initialize(%d)\n", __func__, ret);
- return ret;
-}
-
-/**
- * ti_abb_remove() - cleanups
- * @pdev: ABB platform device
- *
- * Return: 0
- */
-static int ti_abb_remove(struct platform_device *pdev)
-{
- struct regulator_dev *rdev = platform_get_drvdata(pdev);
-
- regulator_unregister(rdev);
- return 0;
}
MODULE_ALIAS("platform:ti_abb");
static struct platform_driver ti_abb_driver = {
.probe = ti_abb_probe,
- .remove = ti_abb_remove,
.driver = {
.name = "ti_abb",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/tps51632-regulator.c b/drivers/regulator/tps51632-regulator.c
index 9392a7c..b0a3f09 100644
--- a/drivers/regulator/tps51632-regulator.c
+++ b/drivers/regulator/tps51632-regulator.c
@@ -343,7 +343,7 @@ static int tps51632_probe(struct i2c_client *client,
config.regmap = tps->regmap;
config.of_node = client->dev.of_node;
- rdev = regulator_register(&tps->desc, &config);
+ rdev = devm_regulator_register(&client->dev, &tps->desc, &config);
if (IS_ERR(rdev)) {
dev_err(tps->dev, "regulator register failed\n");
return PTR_ERR(rdev);
@@ -353,14 +353,6 @@ static int tps51632_probe(struct i2c_client *client,
return 0;
}
-static int tps51632_remove(struct i2c_client *client)
-{
- struct tps51632_chip *tps = i2c_get_clientdata(client);
-
- regulator_unregister(tps->rdev);
- return 0;
-}
-
static const struct i2c_device_id tps51632_id[] = {
{.name = "tps51632",},
{},
@@ -375,7 +367,6 @@ static struct i2c_driver tps51632_i2c_driver = {
.of_match_table = of_match_ptr(tps51632_of_match),
},
.probe = tps51632_probe,
- .remove = tps51632_remove,
.id_table = tps51632_id,
};
diff --git a/drivers/regulator/tps62360-regulator.c b/drivers/regulator/tps62360-regulator.c
index 0b7ebb1..c2c0185 100644
--- a/drivers/regulator/tps62360-regulator.c
+++ b/drivers/regulator/tps62360-regulator.c
@@ -476,7 +476,7 @@ static int tps62360_probe(struct i2c_client *client,
config.of_node = client->dev.of_node;
/* Register the regulators */
- rdev = regulator_register(&tps->desc, &config);
+ rdev = devm_regulator_register(&client->dev, &tps->desc, &config);
if (IS_ERR(rdev)) {
dev_err(tps->dev,
"%s(): regulator register failed with err %s\n",
@@ -488,20 +488,6 @@ static int tps62360_probe(struct i2c_client *client,
return 0;
}
-/**
- * tps62360_remove - tps62360 driver i2c remove handler
- * @client: i2c driver client device structure
- *
- * Unregister TPS driver as an i2c client device driver
- */
-static int tps62360_remove(struct i2c_client *client)
-{
- struct tps62360_chip *tps = i2c_get_clientdata(client);
-
- regulator_unregister(tps->rdev);
- return 0;
-}
-
static void tps62360_shutdown(struct i2c_client *client)
{
struct tps62360_chip *tps = i2c_get_clientdata(client);
@@ -535,7 +521,6 @@ static struct i2c_driver tps62360_i2c_driver = {
.of_match_table = of_match_ptr(tps62360_of_match),
},
.probe = tps62360_probe,
- .remove = tps62360_remove,
.shutdown = tps62360_shutdown,
.id_table = tps62360_id,
};
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index a15263d..a957579 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -277,12 +277,12 @@ static int tps_65023_probe(struct i2c_client *client,
config.regmap = tps->regmap;
/* Register the regulators */
- rdev = regulator_register(&tps->desc[i], &config);
+ rdev = devm_regulator_register(&client->dev, &tps->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(&client->dev, "failed to register %s\n",
id->name);
- error = PTR_ERR(rdev);
- goto fail;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@@ -296,21 +296,6 @@ static int tps_65023_probe(struct i2c_client *client,
TPS65023_REG_CTRL2_CORE_ADJ, TPS65023_REG_CTRL2_CORE_ADJ);
return 0;
-
- fail:
- while (--i >= 0)
- regulator_unregister(tps->rdev[i]);
- return error;
-}
-
-static int tps_65023_remove(struct i2c_client *client)
-{
- struct tps_pmic *tps = i2c_get_clientdata(client);
- int i;
-
- for (i = 0; i < TPS65023_NUM_REGULATOR; i++)
- regulator_unregister(tps->rdev[i]);
- return 0;
}
static const struct tps_info tps65020_regs[] = {
@@ -430,7 +415,6 @@ static struct i2c_driver tps_65023_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = tps_65023_probe,
- .remove = tps_65023_remove,
.id_table = tps_65023_id,
};
diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c
index 4117ff5..162a0fa 100644
--- a/drivers/regulator/tps6507x-regulator.c
+++ b/drivers/regulator/tps6507x-regulator.c
@@ -508,13 +508,13 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
config.of_node = tps6507x_reg_matches[i].of_node;
}
- rdev = regulator_register(&tps->desc[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &tps->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps6507x_dev->dev,
"failed to register %s regulator\n",
pdev->name);
- error = PTR_ERR(rdev);
- goto fail;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@@ -525,22 +525,6 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tps6507x_dev);
return 0;
-
-fail:
- while (--i >= 0)
- regulator_unregister(tps->rdev[i]);
- return error;
-}
-
-static int tps6507x_pmic_remove(struct platform_device *pdev)
-{
- struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
- struct tps6507x_pmic *tps = tps6507x_dev->pmic;
- int i;
-
- for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
- regulator_unregister(tps->rdev[i]);
- return 0;
}
static struct platform_driver tps6507x_pmic_driver = {
@@ -549,7 +533,6 @@ static struct platform_driver tps6507x_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = tps6507x_pmic_probe,
- .remove = tps6507x_pmic_remove,
};
static int __init tps6507x_pmic_init(void)
diff --git a/drivers/regulator/tps65090-regulator.c b/drivers/regulator/tps65090-regulator.c
index c8e7045..bd611cdf 100644
--- a/drivers/regulator/tps65090-regulator.c
+++ b/drivers/regulator/tps65090-regulator.c
@@ -279,7 +279,7 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"failed disable ext control\n");
- goto scrub;
+ return ret;
}
}
}
@@ -296,12 +296,11 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
else
config.of_node = NULL;
- rdev = regulator_register(ri->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc->name);
- ret = PTR_ERR(rdev);
- goto scrub;
+ return PTR_ERR(rdev);
}
ri->rdev = rdev;
@@ -309,36 +308,13 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
if (tps_pdata && is_dcdc(num) && tps_pdata->reg_init_data &&
tps_pdata->enable_ext_control) {
ret = tps65090_config_ext_control(ri, true);
- if (ret < 0) {
- /* Increment num to get unregister rdev */
- num++;
- goto scrub;
- }
+ if (ret < 0)
+ return ret;
}
}
platform_set_drvdata(pdev, pmic);
return 0;
-
-scrub:
- while (--num >= 0) {
- ri = &pmic[num];
- regulator_unregister(ri->rdev);
- }
- return ret;
-}
-
-static int tps65090_regulator_remove(struct platform_device *pdev)
-{
- struct tps65090_regulator *pmic = platform_get_drvdata(pdev);
- struct tps65090_regulator *ri;
- int num;
-
- for (num = 0; num < TPS65090_REGULATOR_MAX; ++num) {
- ri = &pmic[num];
- regulator_unregister(ri->rdev);
- }
- return 0;
}
static struct platform_driver tps65090_regulator_driver = {
@@ -347,7 +323,6 @@ static struct platform_driver tps65090_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps65090_regulator_probe,
- .remove = tps65090_regulator_remove,
};
static int __init tps65090_regulator_init(void)
diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c
index 90861d6..8860379 100644
--- a/drivers/regulator/tps65217-regulator.c
+++ b/drivers/regulator/tps65217-regulator.c
@@ -233,7 +233,7 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
struct regulator_init_data *reg_data;
struct regulator_dev *rdev;
struct regulator_config config = { };
- int i, ret;
+ int i;
if (tps->dev->of_node)
pdata = tps65217_parse_dt(pdev);
@@ -269,35 +269,18 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
if (tps->dev->of_node)
config.of_node = pdata->of_node[i];
- rdev = regulator_register(&regulators[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &regulators[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps->dev, "failed to register %s regulator\n",
pdev->name);
- ret = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
tps->rdev[i] = rdev;
}
return 0;
-
-err_unregister_regulator:
- while (--i >= 0)
- regulator_unregister(tps->rdev[i]);
-
- return ret;
-}
-
-static int tps65217_regulator_remove(struct platform_device *pdev)
-{
- struct tps65217 *tps = platform_get_drvdata(pdev);
- unsigned int i;
-
- for (i = 0; i < TPS65217_NUM_REGULATOR; i++)
- regulator_unregister(tps->rdev[i]);
-
- return 0;
}
static struct platform_driver tps65217_regulator_driver = {
@@ -305,7 +288,6 @@ static struct platform_driver tps65217_regulator_driver = {
.name = "tps65217-pmic",
},
.probe = tps65217_regulator_probe,
- .remove = tps65217_regulator_remove,
};
static int __init tps65217_regulator_init(void)
diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index 2c9155b..45e5d68 100644
--- a/drivers/regulator/tps6586x-regulator.c
+++ b/drivers/regulator/tps6586x-regulator.c
@@ -379,15 +379,14 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
ri = find_regulator_info(id);
if (!ri) {
dev_err(&pdev->dev, "invalid regulator ID specified\n");
- err = -EINVAL;
- goto fail;
+ return -EINVAL;
}
err = tps6586x_regulator_preinit(pdev->dev.parent, ri);
if (err) {
dev_err(&pdev->dev,
"regulator %d preinit failed, e %d\n", id, err);
- goto fail;
+ return err;
}
config.dev = pdev->dev.parent;
@@ -397,12 +396,12 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
if (tps6586x_reg_matches)
config.of_node = tps6586x_reg_matches[id].of_node;
- rdev[id] = regulator_register(&ri->desc, &config);
+ rdev[id] = devm_regulator_register(&pdev->dev, &ri->desc,
+ &config);
if (IS_ERR(rdev[id])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc.name);
- err = PTR_ERR(rdev[id]);
- goto fail;
+ return PTR_ERR(rdev[id]);
}
if (reg_data) {
@@ -411,30 +410,13 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(&pdev->dev,
"Slew rate config failed, e %d\n", err);
- regulator_unregister(rdev[id]);
- goto fail;
+ return err;
}
}
}
platform_set_drvdata(pdev, rdev);
return 0;
-
-fail:
- while (--id >= 0)
- regulator_unregister(rdev[id]);
- return err;
-}
-
-static int tps6586x_regulator_remove(struct platform_device *pdev)
-{
- struct regulator_dev **rdev = platform_get_drvdata(pdev);
- int id = TPS6586X_ID_MAX_REGULATOR;
-
- while (--id >= 0)
- regulator_unregister(rdev[id]);
-
- return 0;
}
static struct platform_driver tps6586x_regulator_driver = {
@@ -443,7 +425,6 @@ static struct platform_driver tps6586x_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps6586x_regulator_probe,
- .remove = tps6586x_regulator_remove,
};
static int __init tps6586x_regulator_init(void)
diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index 45c1644..b8167df 100644
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -1177,35 +1177,19 @@ static int tps65910_probe(struct platform_device *pdev)
if (tps65910_reg_matches)
config.of_node = tps65910_reg_matches[i].of_node;
- rdev = regulator_register(&pmic->desc[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps65910->dev,
"failed to register %s regulator\n",
pdev->name);
- err = PTR_ERR(rdev);
- goto err_unregister_regulator;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
pmic->rdev[i] = rdev;
}
return 0;
-
-err_unregister_regulator:
- while (--i >= 0)
- regulator_unregister(pmic->rdev[i]);
- return err;
-}
-
-static int tps65910_remove(struct platform_device *pdev)
-{
- struct tps65910_reg *pmic = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < pmic->num_regulators; i++)
- regulator_unregister(pmic->rdev[i]);
-
- return 0;
}
static void tps65910_shutdown(struct platform_device *pdev)
@@ -1244,7 +1228,6 @@ static struct platform_driver tps65910_driver = {
.owner = THIS_MODULE,
},
.probe = tps65910_probe,
- .remove = tps65910_remove,
.shutdown = tps65910_shutdown,
};
diff --git a/drivers/regulator/tps65912-regulator.c b/drivers/regulator/tps65912-regulator.c
index 281e52a..1ed4d04 100644
--- a/drivers/regulator/tps65912-regulator.c
+++ b/drivers/regulator/tps65912-regulator.c
@@ -461,7 +461,7 @@ static int tps65912_probe(struct platform_device *pdev)
struct regulator_dev *rdev;
struct tps65912_reg *pmic;
struct tps65912_board *pmic_plat_data;
- int i, err;
+ int i;
pmic_plat_data = dev_get_platdata(tps65912->dev);
if (!pmic_plat_data)
@@ -504,34 +504,19 @@ static int tps65912_probe(struct platform_device *pdev)
config.init_data = reg_data;
config.driver_data = pmic;
- rdev = regulator_register(&pmic->desc[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps65912->dev,
"failed to register %s regulator\n",
pdev->name);
- err = PTR_ERR(rdev);
- goto err;
+ return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
pmic->rdev[i] = rdev;
}
return 0;
-
-err:
- while (--i >= 0)
- regulator_unregister(pmic->rdev[i]);
- return err;
-}
-
-static int tps65912_remove(struct platform_device *pdev)
-{
- struct tps65912_reg *tps65912_reg = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < TPS65912_NUM_REGULATOR; i++)
- regulator_unregister(tps65912_reg->rdev[i]);
- return 0;
}
static struct platform_driver tps65912_driver = {
@@ -540,7 +525,6 @@ static struct platform_driver tps65912_driver = {
.owner = THIS_MODULE,
},
.probe = tps65912_probe,
- .remove = tps65912_remove,
};
static int __init tps65912_init(void)
diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index 6511d0b..71f457a 100644
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -719,7 +719,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"regulator config failed, e %d\n", ret);
- goto fail;
+ return ret;
}
ret = tps80031_power_req_config(pdev->dev.parent,
@@ -727,41 +727,22 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"pwr_req config failed, err %d\n", ret);
- goto fail;
+ return ret;
}
}
- rdev = regulator_register(&ri->rinfo->desc, &config);
+ rdev = devm_regulator_register(&pdev->dev, &ri->rinfo->desc,
+ &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"register regulator failed %s\n",
ri->rinfo->desc.name);
- ret = PTR_ERR(rdev);
- goto fail;
+ return PTR_ERR(rdev);
}
ri->rdev = rdev;
}
platform_set_drvdata(pdev, pmic);
return 0;
-fail:
- while (--num >= 0) {
- ri = &pmic[num];
- regulator_unregister(ri->rdev);
- }
- return ret;
-}
-
-static int tps80031_regulator_remove(struct platform_device *pdev)
-{
- struct tps80031_regulator *pmic = platform_get_drvdata(pdev);
- struct tps80031_regulator *ri = NULL;
- int num;
-
- for (num = 0; num < TPS80031_REGULATOR_MAX; ++num) {
- ri = &pmic[num];
- regulator_unregister(ri->rdev);
- }
- return 0;
}
static struct platform_driver tps80031_regulator_driver = {
@@ -770,7 +751,6 @@ static struct platform_driver tps80031_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps80031_regulator_probe,
- .remove = tps80031_regulator_remove,
};
static int __init tps80031_regulator_init(void)
diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c
index 11861cb..6823e6f 100644
--- a/drivers/regulator/wm831x-dcdc.c
+++ b/drivers/regulator/wm831x-dcdc.c
@@ -387,8 +387,9 @@ static struct regulator_ops wm831x_buckv_ops = {
* Set up DVS control. We just log errors since we can still run
* (with reduced performance) if we fail.
*/
-static void wm831x_buckv_dvs_init(struct wm831x_dcdc *dcdc,
- struct wm831x_buckv_pdata *pdata)
+static void wm831x_buckv_dvs_init(struct platform_device *pdev,
+ struct wm831x_dcdc *dcdc,
+ struct wm831x_buckv_pdata *pdata)
{
struct wm831x *wm831x = dcdc->wm831x;
int ret;
@@ -402,9 +403,9 @@ static void wm831x_buckv_dvs_init(struct wm831x_dcdc *dcdc,
*/
dcdc->dvs_gpio_state = pdata->dvs_init_state;
- ret = gpio_request_one(pdata->dvs_gpio,
- dcdc->dvs_gpio_state ? GPIOF_INIT_HIGH : 0,
- "DCDC DVS");
+ ret = devm_gpio_request_one(&pdev->dev, pdata->dvs_gpio,
+ dcdc->dvs_gpio_state ? GPIOF_INIT_HIGH : 0,
+ "DCDC DVS");
if (ret < 0) {
dev_err(wm831x->dev, "Failed to get %s DVS GPIO: %d\n",
dcdc->name, ret);
@@ -513,7 +514,8 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
dcdc->dvs_vsel = ret & WM831X_DC1_DVS_VSEL_MASK;
if (pdata && pdata->dcdc[id])
- wm831x_buckv_dvs_init(dcdc, pdata->dcdc[id]->driver_data);
+ wm831x_buckv_dvs_init(pdev, dcdc,
+ pdata->dcdc[id]->driver_data);
config.dev = pdev->dev.parent;
if (pdata)
@@ -521,7 +523,8 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
- dcdc->regulator = regulator_register(&dcdc->desc, &config);
+ dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
+ &config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@@ -530,57 +533,35 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
- ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
- IRQF_TRIGGER_RISING, dcdc->name, dcdc);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_dcdc_uv_irq,
+ IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC"));
- ret = request_threaded_irq(irq, NULL, wm831x_dcdc_oc_irq,
- IRQF_TRIGGER_RISING, dcdc->name, dcdc);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_dcdc_oc_irq,
+ IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request HC IRQ %d: %d\n",
irq, ret);
- goto err_uv;
+ goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
-err_uv:
- free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")),
- dcdc);
-err_regulator:
- regulator_unregister(dcdc->regulator);
err:
- if (dcdc->dvs_gpio)
- gpio_free(dcdc->dvs_gpio);
return ret;
}
-static int wm831x_buckv_remove(struct platform_device *pdev)
-{
- struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
- struct wm831x *wm831x = dcdc->wm831x;
-
- free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC")),
- dcdc);
- free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")),
- dcdc);
- regulator_unregister(dcdc->regulator);
- if (dcdc->dvs_gpio)
- gpio_free(dcdc->dvs_gpio);
-
- return 0;
-}
-
static struct platform_driver wm831x_buckv_driver = {
.probe = wm831x_buckv_probe,
- .remove = wm831x_buckv_remove,
.driver = {
.name = "wm831x-buckv",
.owner = THIS_MODULE,
@@ -681,7 +662,8 @@ static int wm831x_buckp_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
- dcdc->regulator = regulator_register(&dcdc->desc, &config);
+ dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
+ &config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@@ -690,38 +672,25 @@ static int wm831x_buckp_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
- ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
- IRQF_TRIGGER_RISING, dcdc->name, dcdc);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_dcdc_uv_irq,
+ IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
-err_regulator:
- regulator_unregister(dcdc->regulator);
err:
return ret;
}
-static int wm831x_buckp_remove(struct platform_device *pdev)
-{
- struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
-
- free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")),
- dcdc);
- regulator_unregister(dcdc->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_buckp_driver = {
.probe = wm831x_buckp_probe,
- .remove = wm831x_buckp_remove,
.driver = {
.name = "wm831x-buckp",
.owner = THIS_MODULE,
@@ -813,7 +782,8 @@ static int wm831x_boostp_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
- dcdc->regulator = regulator_register(&dcdc->desc, &config);
+ dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
+ &config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@@ -822,39 +792,26 @@ static int wm831x_boostp_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
- ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
- IRQF_TRIGGER_RISING, dcdc->name,
- dcdc);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_dcdc_uv_irq,
+ IRQF_TRIGGER_RISING, dcdc->name,
+ dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
-err_regulator:
- regulator_unregister(dcdc->regulator);
err:
return ret;
}
-static int wm831x_boostp_remove(struct platform_device *pdev)
-{
- struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
-
- free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")),
- dcdc);
- regulator_unregister(dcdc->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_boostp_driver = {
.probe = wm831x_boostp_probe,
- .remove = wm831x_boostp_remove,
.driver = {
.name = "wm831x-boostp",
.owner = THIS_MODULE,
@@ -914,7 +871,8 @@ static int wm831x_epe_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
- dcdc->regulator = regulator_register(&dcdc->desc, &config);
+ dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
+ &config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register EPE%d: %d\n",
@@ -930,18 +888,8 @@ err:
return ret;
}
-static int wm831x_epe_remove(struct platform_device *pdev)
-{
- struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
-
- regulator_unregister(dcdc->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_epe_driver = {
.probe = wm831x_epe_probe,
- .remove = wm831x_epe_remove,
.driver = {
.name = "wm831x-epe",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/wm831x-isink.c b/drivers/regulator/wm831x-isink.c
index 4eb373d..0339b88 100644
--- a/drivers/regulator/wm831x-isink.c
+++ b/drivers/regulator/wm831x-isink.c
@@ -194,7 +194,8 @@ static int wm831x_isink_probe(struct platform_device *pdev)
config.init_data = pdata->isink[id];
config.driver_data = isink;
- isink->regulator = regulator_register(&isink->desc, &config);
+ isink->regulator = devm_regulator_register(&pdev->dev, &isink->desc,
+ &config);
if (IS_ERR(isink->regulator)) {
ret = PTR_ERR(isink->regulator);
dev_err(wm831x->dev, "Failed to register ISINK%d: %d\n",
@@ -203,38 +204,26 @@ static int wm831x_isink_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq(pdev, 0));
- ret = request_threaded_irq(irq, NULL, wm831x_isink_irq,
- IRQF_TRIGGER_RISING, isink->name, isink);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_isink_irq,
+ IRQF_TRIGGER_RISING, isink->name,
+ isink);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request ISINK IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
platform_set_drvdata(pdev, isink);
return 0;
-err_regulator:
- regulator_unregister(isink->regulator);
err:
return ret;
}
-static int wm831x_isink_remove(struct platform_device *pdev)
-{
- struct wm831x_isink *isink = platform_get_drvdata(pdev);
-
- free_irq(wm831x_irq(isink->wm831x, platform_get_irq(pdev, 0)), isink);
-
- regulator_unregister(isink->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_isink_driver = {
.probe = wm831x_isink_probe,
- .remove = wm831x_isink_remove,
.driver = {
.name = "wm831x-isink",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 2205fbc..482ebe8 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -279,7 +279,8 @@ static int wm831x_gp_ldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
- ldo->regulator = regulator_register(&ldo->desc, &config);
+ ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
+ &config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@@ -288,39 +289,26 @@ static int wm831x_gp_ldo_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
- ret = request_threaded_irq(irq, NULL, wm831x_ldo_uv_irq,
- IRQF_TRIGGER_RISING, ldo->name,
- ldo);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_ldo_uv_irq,
+ IRQF_TRIGGER_RISING, ldo->name,
+ ldo);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
platform_set_drvdata(pdev, ldo);
return 0;
-err_regulator:
- regulator_unregister(ldo->regulator);
err:
return ret;
}
-static int wm831x_gp_ldo_remove(struct platform_device *pdev)
-{
- struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
-
- free_irq(wm831x_irq(ldo->wm831x,
- platform_get_irq_byname(pdev, "UV")), ldo);
- regulator_unregister(ldo->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_gp_ldo_driver = {
.probe = wm831x_gp_ldo_probe,
- .remove = wm831x_gp_ldo_remove,
.driver = {
.name = "wm831x-ldo",
.owner = THIS_MODULE,
@@ -505,7 +493,8 @@ static int wm831x_aldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
- ldo->regulator = regulator_register(&ldo->desc, &config);
+ ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
+ &config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@@ -514,38 +503,25 @@ static int wm831x_aldo_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
- ret = request_threaded_irq(irq, NULL, wm831x_ldo_uv_irq,
- IRQF_TRIGGER_RISING, ldo->name, ldo);
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ wm831x_ldo_uv_irq,
+ IRQF_TRIGGER_RISING, ldo->name, ldo);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
- goto err_regulator;
+ goto err;
}
platform_set_drvdata(pdev, ldo);
return 0;
-err_regulator:
- regulator_unregister(ldo->regulator);
err:
return ret;
}
-static int wm831x_aldo_remove(struct platform_device *pdev)
-{
- struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
-
- free_irq(wm831x_irq(ldo->wm831x, platform_get_irq_byname(pdev, "UV")),
- ldo);
- regulator_unregister(ldo->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_aldo_driver = {
.probe = wm831x_aldo_probe,
- .remove = wm831x_aldo_remove,
.driver = {
.name = "wm831x-aldo",
.owner = THIS_MODULE,
@@ -663,7 +639,8 @@ static int wm831x_alive_ldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
- ldo->regulator = regulator_register(&ldo->desc, &config);
+ ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
+ &config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@@ -679,18 +656,8 @@ err:
return ret;
}
-static int wm831x_alive_ldo_remove(struct platform_device *pdev)
-{
- struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
-
- regulator_unregister(ldo->regulator);
-
- return 0;
-}
-
static struct platform_driver wm831x_alive_ldo_driver = {
.probe = wm831x_alive_ldo_probe,
- .remove = wm831x_alive_ldo_remove,
.driver = {
.name = "wm831x-alive-ldo",
.owner = THIS_MODULE,
diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 61ca929..017e869 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -1206,7 +1206,8 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
config.regmap = wm8350->regmap;
/* register regulator */
- rdev = regulator_register(&wm8350_reg[pdev->id], &config);
+ rdev = devm_regulator_register(&pdev->dev, &wm8350_reg[pdev->id],
+ &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register %s\n",
wm8350_reg[pdev->id].name);
@@ -1217,7 +1218,6 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
ret = wm8350_register_irq(wm8350, wm8350_reg[pdev->id].irq,
pmic_uv_handler, 0, "UV", rdev);
if (ret < 0) {
- regulator_unregister(rdev);
dev_err(&pdev->dev, "failed to register regulator %s IRQ\n",
wm8350_reg[pdev->id].name);
return ret;
@@ -1233,8 +1233,6 @@ static int wm8350_regulator_remove(struct platform_device *pdev)
wm8350_free_irq(wm8350, wm8350_reg[pdev->id].irq, rdev);
- regulator_unregister(rdev);
-
return 0;
}
diff --git a/drivers/regulator/wm8400-regulator.c b/drivers/regulator/wm8400-regulator.c
index 58f51be..870b52f 100644
--- a/drivers/regulator/wm8400-regulator.c
+++ b/drivers/regulator/wm8400-regulator.c
@@ -219,7 +219,8 @@ static int wm8400_regulator_probe(struct platform_device *pdev)
config.driver_data = wm8400;
config.regmap = wm8400->regmap;
- rdev = regulator_register(&regulators[pdev->id], &config);
+ rdev = devm_regulator_register(&pdev->dev, &regulators[pdev->id],
+ &config);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
@@ -228,21 +229,11 @@ static int wm8400_regulator_probe(struct platform_device *pdev)
return 0;
}
-static int wm8400_regulator_remove(struct platform_device *pdev)
-{
- struct regulator_dev *rdev = platform_get_drvdata(pdev);
-
- regulator_unregister(rdev);
-
- return 0;
-}
-
static struct platform_driver wm8400_regulator_driver = {
.driver = {
.name = "wm8400-regulator",
},
.probe = wm8400_regulator_probe,
- .remove = wm8400_regulator_remove,
};
/**
diff --git a/drivers/regulator/wm8994-regulator.c b/drivers/regulator/wm8994-regulator.c
index 5ee2a20..71c5911 100644
--- a/drivers/regulator/wm8994-regulator.c
+++ b/drivers/regulator/wm8994-regulator.c
@@ -165,7 +165,9 @@ static int wm8994_ldo_probe(struct platform_device *pdev)
ldo->init_data = *pdata->ldo[id].init_data;
}
- ldo->regulator = regulator_register(&wm8994_ldo_desc[id], &config);
+ ldo->regulator = devm_regulator_register(&pdev->dev,
+ &wm8994_ldo_desc[id],
+ &config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm8994->dev, "Failed to register LDO%d: %d\n",
@@ -181,18 +183,8 @@ err:
return ret;
}
-static int wm8994_ldo_remove(struct platform_device *pdev)
-{
- struct wm8994_ldo *ldo = platform_get_drvdata(pdev);
-
- regulator_unregister(ldo->regulator);
-
- return 0;
-}
-
static struct platform_driver wm8994_ldo_driver = {
.probe = wm8994_ldo_probe,
- .remove = wm8994_ldo_remove,
.driver = {
.name = "wm8994-ldo",
.owner = THIS_MODULE,
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index cebe97e..7314fc4 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -59,6 +59,12 @@ struct mfd_cell {
* pm_runtime_no_callbacks().
*/
bool pm_runtime_no_callbacks;
+
+ /* A list of regulator supplies that should be mapped to the MFD
+ * device rather than the child device when requested
+ */
+ const char **parent_supplies;
+ int num_parent_supplies;
};
/*
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 27be915..e530681 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -146,6 +146,32 @@ struct regulator *__must_check devm_regulator_get_optional(struct device *dev,
void regulator_put(struct regulator *regulator);
void devm_regulator_put(struct regulator *regulator);
+int regulator_register_supply_alias(struct device *dev, const char *id,
+ struct device *alias_dev,
+ const char *alias_id);
+void regulator_unregister_supply_alias(struct device *dev, const char *id);
+
+int regulator_bulk_register_supply_alias(struct device *dev, const char **id,
+ struct device *alias_dev,
+ const char **alias_id, int num_id);
+void regulator_bulk_unregister_supply_alias(struct device *dev,
+ const char **id, int num_id);
+
+int devm_regulator_register_supply_alias(struct device *dev, const char *id,
+ struct device *alias_dev,
+ const char *alias_id);
+void devm_regulator_unregister_supply_alias(struct device *dev,
+ const char *id);
+
+int devm_regulator_bulk_register_supply_alias(struct device *dev,
+ const char **id,
+ struct device *alias_dev,
+ const char **alias_id,
+ int num_id);
+void devm_regulator_bulk_unregister_supply_alias(struct device *dev,
+ const char **id,
+ int num_id);
+
/* regulator output control and status */
int __must_check regulator_enable(struct regulator *regulator);
int regulator_disable(struct regulator *regulator);
@@ -250,6 +276,59 @@ static inline void devm_regulator_put(struct regulator *regulator)
{
}
+static inline int regulator_register_supply_alias(struct device *dev,
+ const char *id,
+ struct device *alias_dev,
+ const char *alias_id)
+{
+ return 0;
+}
+
+static inline void regulator_unregister_supply_alias(struct device *dev,
+ const char *id)
+{
+}
+
+static inline int regulator_bulk_register_supply_alias(struct device *dev,
+ const char **id,
+ struct device *alias_dev,
+ const char **alias_id,
+ int num_id)
+{
+ return 0;
+}
+
+static inline void regulator_bulk_unregister_supply_alias(struct device *dev,
+ const char **id,
+ int num_id)
+{
+}
+
+static inline int devm_regulator_register_supply_alias(struct device *dev,
+ const char *id,
+ struct device *alias_dev,
+ const char *alias_id)
+{
+ return 0;
+}
+
+static inline void devm_regulator_unregister_supply_alias(struct device *dev,
+ const char *id)
+{
+}
+
+static inline int devm_regulator_bulk_register_supply_alias(
+ struct device *dev, const char **id, struct device *alias_dev,
+ const char **alias_id, int num_id)
+{
+ return 0;
+}
+
+static inline void devm_regulator_bulk_unregister_supply_alias(
+ struct device *dev, const char **id, int num_id)
+{
+}
+
static inline int regulator_enable(struct regulator *regulator)
{
return 0;
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 9bdad43..779b877 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -336,7 +336,12 @@ struct regulator_dev {
struct regulator_dev *
regulator_register(const struct regulator_desc *regulator_desc,
const struct regulator_config *config);
+struct regulator_dev *
+devm_regulator_register(struct device *dev,
+ const struct regulator_desc *regulator_desc,
+ const struct regulator_config *config);
void regulator_unregister(struct regulator_dev *rdev);
+void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev);
int regulator_notifier_call_chain(struct regulator_dev *rdev,
unsigned long event, void *data);
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