2  * pbias-regulator.c
4  * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com/
30 	u32 enable;  member
41 	unsigned int offset;  member
58 	.enable = regulator_enable_regmap,
64 	.enable = BIT(1),
75 	.enable = BIT(9),
85 	.enable = BIT(26) | BIT(22),
96 	.enable = BIT(27) | BIT(26),
114 /* Offset from SCM general area (and syscon) base */
117 	.offset = 0x230,
121 	.offset = 0x2b0,
125 	.offset = 0x60,
129 	.offset = 0x60,
133 	.offset = 0xe00,
137 	{ .compatible = "ti,pbias-omap", },
138 	{ .compatible = "ti,pbias-omap2", .data = &pbias_of_data_omap2, },
139 	{ .compatible = "ti,pbias-omap3", .data = &pbias_of_data_omap3, },
140 	{ .compatible = "ti,pbias-omap4", .data = &pbias_of_data_omap4, },
141 	{ .compatible = "ti,pbias-omap5", .data = &pbias_of_data_omap5, },
142 	{ .compatible = "ti,pbias-dra7", .data = &pbias_of_data_dra7, },
149 	struct device_node *np = pdev->dev.of_node;  in pbias_regulator_probe()
158 	unsigned int offset;  in pbias_regulator_probe()  local
160 	count = of_regulator_match(&pdev->dev, np, pbias_matches,  in pbias_regulator_probe()
165 	desc = devm_kcalloc(&pdev->dev, count, sizeof(*desc), GFP_KERNEL);  in pbias_regulator_probe()
167 		return -ENOMEM;  in pbias_regulator_probe()
173 	data = of_device_get_match_data(&pdev->dev);  in pbias_regulator_probe()
175 		offset = data->offset;  in pbias_regulator_probe()
179 			return -EINVAL;  in pbias_regulator_probe()
181 		offset = res->start;  in pbias_regulator_probe()
182 		dev_WARN(&pdev->dev,  in pbias_regulator_probe()
183 			 "using legacy dt data for pbias offset\n");  in pbias_regulator_probe()
187 	cfg.dev = &pdev->dev;  in pbias_regulator_probe()
196 			return -ENODEV;  in pbias_regulator_probe()
198 		desc->name = info->name;  in pbias_regulator_probe()
199 		desc->owner = THIS_MODULE;  in pbias_regulator_probe()
200 		desc->type = REGULATOR_VOLTAGE;  in pbias_regulator_probe()
201 		desc->ops = &pbias_regulator_voltage_ops;  in pbias_regulator_probe()
202 		desc->volt_table = info->pbias_volt_table;  in pbias_regulator_probe()
203 		desc->n_voltages = info->n_voltages;  in pbias_regulator_probe()
204 		desc->enable_time = info->enable_time;  in pbias_regulator_probe()
205 		desc->vsel_reg = offset;  in pbias_regulator_probe()
206 		desc->vsel_mask = info->vmode;  in pbias_regulator_probe()
207 		desc->enable_reg = offset;  in pbias_regulator_probe()
208 		desc->enable_mask = info->enable_mask;  in pbias_regulator_probe()
209 		desc->enable_val = info->enable;  in pbias_regulator_probe()
210 		desc->disable_val = info->disable_val;  in pbias_regulator_probe()
215 		rdev = devm_regulator_register(&pdev->dev, desc, &cfg);  in pbias_regulator_probe()
218 			dev_err(&pdev->dev,  in pbias_regulator_probe()
223 		count--;  in pbias_regulator_probe()
232 		.name		= "pbias-regulator",
243 MODULE_ALIAS("platform:pbias-regulator");