From a4e73625cb12f662b2a72d292f34232c61cca47f Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Mon, 1 Apr 2019 22:42:36 +0800 Subject: regulator: bcm590xx: Convert to use simplified DT parsing 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/bcm590xx-regulator.c | 105 +-------------------------------- 1 file changed, 2 insertions(+), 103 deletions(-) (limited to 'drivers/regulator/bcm590xx-regulator.c') diff --git a/drivers/regulator/bcm590xx-regulator.c b/drivers/regulator/bcm590xx-regulator.c index e49c0a7d5dd5..85ccc93b2bb6 100644 --- a/drivers/regulator/bcm590xx-regulator.c +++ b/drivers/regulator/bcm590xx-regulator.c @@ -103,10 +103,6 @@ ((n > BCM590XX_REG_VSR) && (n < BCM590XX_REG_VBUS)) #define BCM590XX_REG_IS_VBUS(n) (n == BCM590XX_REG_VBUS) -struct bcm590xx_board { - struct regulator_init_data *bcm590xx_pmu_init_data[BCM590XX_NUM_REGS]; -}; - /* LDO group A: supported voltages in microvolts */ static const unsigned int ldo_a_table[] = { 1200000, 1800000, 2500000, 2700000, 2800000, @@ -280,105 +276,15 @@ static const struct regulator_ops bcm590xx_ops_vbus = { .disable = regulator_disable_regmap, }; -#define BCM590XX_MATCH(_name, _id) \ - { \ - .name = #_name, \ - .driver_data = (void *)&bcm590xx_regs[BCM590XX_REG_##_id], \ - } - -static struct of_regulator_match bcm590xx_matches[] = { - BCM590XX_MATCH(rfldo, RFLDO), - BCM590XX_MATCH(camldo1, CAMLDO1), - BCM590XX_MATCH(camldo2, CAMLDO2), - BCM590XX_MATCH(simldo1, SIMLDO1), - BCM590XX_MATCH(simldo2, SIMLDO2), - BCM590XX_MATCH(sdldo, SDLDO), - BCM590XX_MATCH(sdxldo, SDXLDO), - BCM590XX_MATCH(mmcldo1, MMCLDO1), - BCM590XX_MATCH(mmcldo2, MMCLDO2), - BCM590XX_MATCH(audldo, AUDLDO), - BCM590XX_MATCH(micldo, MICLDO), - BCM590XX_MATCH(usbldo, USBLDO), - BCM590XX_MATCH(vibldo, VIBLDO), - BCM590XX_MATCH(csr, CSR), - BCM590XX_MATCH(iosr1, IOSR1), - BCM590XX_MATCH(iosr2, IOSR2), - BCM590XX_MATCH(msr, MSR), - BCM590XX_MATCH(sdsr1, SDSR1), - BCM590XX_MATCH(sdsr2, SDSR2), - BCM590XX_MATCH(vsr, VSR), - BCM590XX_MATCH(gpldo1, GPLDO1), - BCM590XX_MATCH(gpldo2, GPLDO2), - BCM590XX_MATCH(gpldo3, GPLDO3), - BCM590XX_MATCH(gpldo4, GPLDO4), - BCM590XX_MATCH(gpldo5, GPLDO5), - BCM590XX_MATCH(gpldo6, GPLDO6), - BCM590XX_MATCH(vbus, VBUS), -}; - -static struct bcm590xx_board *bcm590xx_parse_dt_reg_data( - struct platform_device *pdev, - struct of_regulator_match **bcm590xx_reg_matches) -{ - struct bcm590xx_board *data; - struct device_node *np = pdev->dev.parent->of_node; - struct device_node *regulators; - struct of_regulator_match *matches = bcm590xx_matches; - int count = ARRAY_SIZE(bcm590xx_matches); - int idx = 0; - int ret; - - if (!np) { - dev_err(&pdev->dev, "of node not found\n"); - return NULL; - } - - data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); - if (!data) - return NULL; - - np = of_node_get(np); - regulators = of_get_child_by_name(np, "regulators"); - if (!regulators) { - dev_warn(&pdev->dev, "regulator node not found\n"); - return NULL; - } - - ret = of_regulator_match(&pdev->dev, regulators, matches, count); - of_node_put(regulators); - if (ret < 0) { - dev_err(&pdev->dev, "Error parsing regulator init data: %d\n", - ret); - return NULL; - } - - *bcm590xx_reg_matches = matches; - - for (idx = 0; idx < count; idx++) { - if (!matches[idx].init_data || !matches[idx].of_node) - continue; - - data->bcm590xx_pmu_init_data[idx] = matches[idx].init_data; - } - - return data; -} - static int bcm590xx_probe(struct platform_device *pdev) { struct bcm590xx *bcm590xx = dev_get_drvdata(pdev->dev.parent); - struct bcm590xx_board *pmu_data = NULL; struct bcm590xx_reg *pmu; struct regulator_config config = { }; struct bcm590xx_info *info; - struct regulator_init_data *reg_data; struct regulator_dev *rdev; - struct of_regulator_match *bcm590xx_reg_matches = NULL; int i; - pmu_data = bcm590xx_parse_dt_reg_data(pdev, - &bcm590xx_reg_matches); - pmu = devm_kzalloc(&pdev->dev, sizeof(*pmu), GFP_KERNEL); if (!pmu) return -ENOMEM; @@ -397,13 +303,10 @@ static int bcm590xx_probe(struct platform_device *pdev) info = bcm590xx_regs; for (i = 0; i < BCM590XX_NUM_REGS; i++, info++) { - if (pmu_data) - reg_data = pmu_data->bcm590xx_pmu_init_data[i]; - else - reg_data = NULL; - /* Register the regulators */ pmu->desc[i].name = info->name; + pmu->desc[i].of_match = of_match_ptr(info->name); + pmu->desc[i].regulators_node = of_match_ptr("regulators"); pmu->desc[i].supply_name = info->vin_name; pmu->desc[i].id = i; pmu->desc[i].volt_table = info->volt_table; @@ -433,16 +336,12 @@ static int bcm590xx_probe(struct platform_device *pdev) pmu->desc[i].owner = THIS_MODULE; config.dev = bcm590xx->dev; - config.init_data = reg_data; config.driver_data = pmu; if (BCM590XX_REG_IS_GPLDO(i) || BCM590XX_REG_IS_VBUS(i)) config.regmap = bcm590xx->regmap_sec; else config.regmap = bcm590xx->regmap_pri; - if (bcm590xx_reg_matches) - config.of_node = bcm590xx_reg_matches[i].of_node; - rdev = devm_regulator_register(&pdev->dev, &pmu->desc[i], &config); if (IS_ERR(rdev)) { -- cgit v1.2.3-59-g8ed1b