diff options
| -rw-r--r-- | drivers/regulator/vexpress-regulator.c | 53 |
1 files changed, 22 insertions, 31 deletions
diff --git a/drivers/regulator/vexpress-regulator.c b/drivers/regulator/vexpress-regulator.c index ca4230fe9e77..a15a1319436a 100644 --- a/drivers/regulator/vexpress-regulator.c +++ b/drivers/regulator/vexpress-regulator.c @@ -23,17 +23,10 @@ #include <linux/regulator/of_regulator.h> #include <linux/vexpress.h> -struct vexpress_regulator { - struct regulator_desc desc; - struct regulator_dev *regdev; - struct regmap *regmap; -}; - static int vexpress_regulator_get_voltage(struct regulator_dev *regdev) { - struct vexpress_regulator *reg = rdev_get_drvdata(regdev); - u32 uV; - int err = regmap_read(reg->regmap, 0, &uV); + unsigned int uV; + int err = regmap_read(regdev->regmap, 0, &uV); return err ? err : uV; } @@ -41,9 +34,7 @@ static int vexpress_regulator_get_voltage(struct regulator_dev *regdev) static int vexpress_regulator_set_voltage(struct regulator_dev *regdev, int min_uV, int max_uV, unsigned *selector) { - struct vexpress_regulator *reg = rdev_get_drvdata(regdev); - - return regmap_write(reg->regmap, 0, min_uV); + return regmap_write(regdev->regmap, 0, min_uV); } static const struct regulator_ops vexpress_regulator_ops_ro = { @@ -57,44 +48,44 @@ static const struct regulator_ops vexpress_regulator_ops = { static int vexpress_regulator_probe(struct platform_device *pdev) { - struct vexpress_regulator *reg; + struct regulator_desc *desc; struct regulator_init_data *init_data; struct regulator_config config = { }; + struct regulator_dev *rdev; + struct regmap *regmap; - reg = devm_kzalloc(&pdev->dev, sizeof(*reg), GFP_KERNEL); - if (!reg) + desc = devm_kzalloc(&pdev->dev, sizeof(*desc), GFP_KERNEL); + if (!desc) return -ENOMEM; - reg->regmap = devm_regmap_init_vexpress_config(&pdev->dev); - if (IS_ERR(reg->regmap)) - return PTR_ERR(reg->regmap); + regmap = devm_regmap_init_vexpress_config(&pdev->dev); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); - reg->desc.name = dev_name(&pdev->dev); - reg->desc.type = REGULATOR_VOLTAGE; - reg->desc.owner = THIS_MODULE; - reg->desc.continuous_voltage_range = true; + desc->name = dev_name(&pdev->dev); + desc->type = REGULATOR_VOLTAGE; + desc->owner = THIS_MODULE; + desc->continuous_voltage_range = true; init_data = of_get_regulator_init_data(&pdev->dev, pdev->dev.of_node, - ®->desc); + desc); if (!init_data) return -EINVAL; init_data->constraints.apply_uV = 0; if (init_data->constraints.min_uV && init_data->constraints.max_uV) - reg->desc.ops = &vexpress_regulator_ops; + desc->ops = &vexpress_regulator_ops; else - reg->desc.ops = &vexpress_regulator_ops_ro; + desc->ops = &vexpress_regulator_ops_ro; + config.regmap = regmap; config.dev = &pdev->dev; config.init_data = init_data; - config.driver_data = reg; config.of_node = pdev->dev.of_node; - reg->regdev = devm_regulator_register(&pdev->dev, ®->desc, &config); - if (IS_ERR(reg->regdev)) - return PTR_ERR(reg->regdev); - - platform_set_drvdata(pdev, reg); + rdev = devm_regulator_register(&pdev->dev, desc, &config); + if (IS_ERR(rdev)) + return PTR_ERR(rdev); return 0; } |