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regulator: s2mpa01: Convert to use simplified DT parsing 

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>
This commit is contained in:
Axel Lin 2019-04-04 23:07:09 +08:00 committed by Mark Brown
parent 0a245f0efc
commit 0677c3ea53
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 10 additions and 29 deletions
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39
drivers/regulator/s2mpa01.c
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@ -20,7 +20,6 @@
#define S2MPA01_REGULATOR_CNT ARRAY_SIZE(regulators)
struct s2mpa01_info {
struct of_regulator_match rdata[S2MPA01_REGULATOR_MAX];
int ramp_delay24;
int ramp_delay3;
int ramp_delay5;
@ -232,6 +231,8 @@ static const struct regulator_ops s2mpa01_buck_ops = {
#define regulator_desc_ldo(num, step) { \
.name = "LDO"#num, \
.of_match = of_match_ptr("LDO"#num), \
.regulators_node = of_match_ptr("regulators"), \
.id = S2MPA01_LDO##num, \
.ops = &s2mpa01_ldo_ops, \
.type = REGULATOR_VOLTAGE, \
@ -247,6 +248,8 @@ static const struct regulator_ops s2mpa01_buck_ops = {
#define regulator_desc_buck1_4(num) { \
.name = "BUCK"#num, \
.of_match = of_match_ptr("BUCK"#num), \
.regulators_node = of_match_ptr("regulators"), \
.id = S2MPA01_BUCK##num, \
.ops = &s2mpa01_buck_ops, \
.type = REGULATOR_VOLTAGE, \
@ -263,6 +266,8 @@ static const struct regulator_ops s2mpa01_buck_ops = {
#define regulator_desc_buck5 { \
.name = "BUCK5", \
.of_match = of_match_ptr("BUCK5"), \
.regulators_node = of_match_ptr("regulators"), \
.id = S2MPA01_BUCK5, \
.ops = &s2mpa01_buck_ops, \
.type = REGULATOR_VOLTAGE, \
@ -279,6 +284,8 @@ static const struct regulator_ops s2mpa01_buck_ops = {
#define regulator_desc_buck6_10(num, min, step) { \
.name = "BUCK"#num, \
.of_match = of_match_ptr("BUCK"#num), \
.regulators_node = of_match_ptr("regulators"), \
.id = S2MPA01_BUCK##num, \
.ops = &s2mpa01_buck_ops, \
.type = REGULATOR_VOLTAGE, \
@ -336,9 +343,7 @@ static int s2mpa01_pmic_probe(struct platform_device *pdev)
{
struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent);
struct sec_platform_data *pdata = dev_get_platdata(iodev->dev);
struct device_node *reg_np = NULL;
struct regulator_config config = { };
struct of_regulator_match *rdata;
struct s2mpa01_info *s2mpa01;
int i;
@ -346,39 +351,15 @@ static int s2mpa01_pmic_probe(struct platform_device *pdev)
if (!s2mpa01)
return -ENOMEM;
rdata = s2mpa01->rdata;
for (i = 0; i < S2MPA01_REGULATOR_CNT; i++)
rdata[i].name = regulators[i].name;
if (iodev->dev->of_node) {
reg_np = of_get_child_by_name(iodev->dev->of_node,
"regulators");
if (!reg_np) {
dev_err(&pdev->dev,
"could not find regulators sub-node\n");
return -EINVAL;
}
of_regulator_match(&pdev->dev, reg_np, rdata,
S2MPA01_REGULATOR_MAX);
of_node_put(reg_np);
}
platform_set_drvdata(pdev, s2mpa01);
config.dev = &pdev->dev;
config.dev = iodev->dev;
config.regmap = iodev->regmap_pmic;
config.driver_data = s2mpa01;
for (i = 0; i < S2MPA01_REGULATOR_MAX; i++) {
struct regulator_dev *rdev;
if (pdata)
config.init_data = pdata->regulators[i].initdata;
else
config.init_data = rdata[i].init_data;
if (reg_np)
config.of_node = rdata[i].of_node;
rdev = devm_regulator_register(&pdev->dev,
&regulators[i], &config);