From db7ecb493cab3f27da72c6460991e1de9969f9b8 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Tue, 12 Mar 2019 23:47:59 +0800 Subject: [PATCH] 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 Signed-off-by: Mark Brown --- drivers/regulator/da9055-regulator.c | 67 +++------------------------- 1 file 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) -- 2.30.2