1 // SPDX-License-Identifier: GPL-2.0-only
3 // bd71828-regulator.c ROHM BD71828GW-DS1 regulator driver
11 #include <linux/mfd/rohm-bd71828.h>
112 		dev_err(&rdev->dev,  in bd71828_set_ramp_delay()
118 	 * On BD71828 the ramp delay level control reg is at offset +2 to  in bd71828_set_ramp_delay()
121 	return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg + 2,  in bd71828_set_ramp_delay()
123 				  val << (ffs(BD71828_MASK_RAMP_DELAY) - 1));  in bd71828_set_ramp_delay()
134 	return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap);  in buck_set_hw_dvs_levels()
144 	struct regmap *regmap = cfg->regmap;  in ldo6_parse_dt()
145 	static const char * const props[] = { "rohm,dvs-run-voltage",  in ldo6_parse_dt()
146 					      "rohm,dvs-idle-voltage",  in ldo6_parse_dt()
147 					      "rohm,dvs-suspend-voltage",  in ldo6_parse_dt()
148 					      "rohm,dvs-lpsr-voltage" };  in ldo6_parse_dt()
155 			if (ret != -EINVAL)  in ldo6_parse_dt()
164 		ret = regmap_update_bits(regmap, desc->enable_reg, mask[i], en);  in ldo6_parse_dt()
707 			/* SNVS LDO in data-sheet */
752 	struct rohm_regmap_dev *bd71828;  in bd71828_probe()  local
755 		.dev = pdev->dev.parent,  in bd71828_probe()
758 	bd71828 = dev_get_drvdata(pdev->dev.parent);  in bd71828_probe()
759 	if (!bd71828) {  in bd71828_probe()
760 		dev_err(&pdev->dev, "No MFD driver data\n");  in bd71828_probe()
761 		return -EINVAL;  in bd71828_probe()
764 	config.regmap = bd71828->regmap;  in bd71828_probe()
771 		rdev = devm_regulator_register(&pdev->dev,  in bd71828_probe()
772 					       &rd->desc, &config);  in bd71828_probe()
774 			dev_err(&pdev->dev,  in bd71828_probe()
776 				rd->desc.name);  in bd71828_probe()
779 		for (j = 0; j < rd->reg_init_amnt; j++) {  in bd71828_probe()
780 			ret = regmap_update_bits(bd71828->regmap,  in bd71828_probe()
781 						 rd->reg_inits[j].reg,  in bd71828_probe()
782 						 rd->reg_inits[j].mask,  in bd71828_probe()
783 						 rd->reg_inits[j].val);  in bd71828_probe()
785 				dev_err(&pdev->dev,  in bd71828_probe()
787 					rd->desc.name);  in bd71828_probe()
797 		.name = "bd71828-pmic"
805 MODULE_DESCRIPTION("BD71828 voltage regulator driver");
807 MODULE_ALIAS("platform:bd71828-pmic");