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authorAxel Lin <axel.lin@ingics.com>2019-03-12 23:47:59 +0800
committerMark Brown <broonie@kernel.org>2019-03-15 16:29:50 +0000
commitdb7ecb493cab3f27da72c6460991e1de9969f9b8 (patch)
treedbd04c0ba9c096ea7c631ab77552761bc176a85f /drivers/regulator/da9055-regulator.c
parent67ddc68a78b1b762a8799a8cd9c075c7edcd546a (diff)
regulator: da9055: Convert to regulator core's simplified DT parsing code
Use regulator core's simplified DT parsing code to simply the driver implementation. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator/da9055-regulator.c')
-rw-r--r--drivers/regulator/da9055-regulator.c67
1 files changed, 6 insertions, 61 deletions
diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index 3ade4b8d204e..bcbc2fbd7fea 100644
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -338,6 +338,8 @@ static const struct regulator_ops da9055_ldo_ops = {
{\
.reg_desc = {\
.name = #_id,\
+ .of_match = of_match_ptr(#_id),\
+ .regulators_node = of_match_ptr("regulators"),\
.ops = &da9055_ldo_ops,\
.type = REGULATOR_VOLTAGE,\
.id = DA9055_ID_##_id,\
@@ -366,6 +368,8 @@ static const struct regulator_ops da9055_ldo_ops = {
{\
.reg_desc = {\
.name = #_id,\
+ .of_match = of_match_ptr(#_id),\
+ .regulators_node = of_match_ptr("regulators"),\
.ops = &da9055_buck_ops,\
.type = REGULATOR_VOLTAGE,\
.id = DA9055_ID_##_id,\
@@ -509,59 +513,6 @@ static inline struct da9055_regulator_info *find_regulator_info(int id)
return NULL;
}
-#ifdef CONFIG_OF
-static struct of_regulator_match da9055_reg_matches[] = {
- { .name = "BUCK1", },
- { .name = "BUCK2", },
- { .name = "LDO1", },
- { .name = "LDO2", },
- { .name = "LDO3", },
- { .name = "LDO4", },
- { .name = "LDO5", },
- { .name = "LDO6", },
-};
-
-static int da9055_regulator_dt_init(struct platform_device *pdev,
- struct da9055_regulator *regulator,
- struct regulator_config *config,
- int regid)
-{
- struct device_node *nproot, *np;
- int ret;
-
- nproot = of_node_get(pdev->dev.parent->of_node);
- if (!nproot)
- return -ENODEV;
-
- np = of_get_child_by_name(nproot, "regulators");
- if (!np)
- return -ENODEV;
-
- ret = of_regulator_match(&pdev->dev, np, &da9055_reg_matches[regid], 1);
- of_node_put(nproot);
- if (ret < 0) {
- dev_err(&pdev->dev, "Error matching regulator: %d\n", ret);
- return ret;
- }
-
- config->init_data = da9055_reg_matches[regid].init_data;
- config->of_node = da9055_reg_matches[regid].of_node;
-
- if (!config->of_node)
- return -ENODEV;
-
- return 0;
-}
-#else
-static inline int da9055_regulator_dt_init(struct platform_device *pdev,
- struct da9055_regulator *regulator,
- struct regulator_config *config,
- int regid)
-{
- return -ENODEV;
-}
-#endif /* CONFIG_OF */
-
static int da9055_regulator_probe(struct platform_device *pdev)
{
struct regulator_config config = { };
@@ -582,18 +533,12 @@ static int da9055_regulator_probe(struct platform_device *pdev)
}
regulator->da9055 = da9055;
- config.dev = &pdev->dev;
+ config.dev = da9055->dev;
config.driver_data = regulator;
config.regmap = da9055->regmap;
- if (pdata) {
+ if (pdata)
config.init_data = pdata->regulators[pdev->id];
- } else {
- ret = da9055_regulator_dt_init(pdev, regulator, &config,
- pdev->id);
- if (ret < 0)
- return ret;
- }
ret = da9055_gpio_init(regulator, &config, pdata, pdev->id);
if (ret < 0)