1 // SPDX-License-Identifier: GPL-2.0-only
3  * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
13 #include <linux/regulator/driver.h>
20 /* Selector for regulator configuration regarding PMIC chip ID. */
306 	struct tps65086 * const tps = dev_get_drvdata(config->dev);  in tps65086_of_parse_cb()
307 	struct tps65086_regulator *regulators = tps->reg_config->config;  in tps65086_of_parse_cb()
311 	if (of_property_read_bool(node, "ti,regulator-step-size-25mv")) {  in tps65086_of_parse_cb()
312 		switch (desc->id) {  in tps65086_of_parse_cb()
316 			regulators[desc->id].desc.linear_ranges =  in tps65086_of_parse_cb()
318 			regulators[desc->id].desc.n_linear_ranges =  in tps65086_of_parse_cb()
324 			regulators[desc->id].desc.linear_ranges =  in tps65086_of_parse_cb()
326 			regulators[desc->id].desc.n_linear_ranges =  in tps65086_of_parse_cb()
330 			dev_warn(config->dev, "25mV step mode only valid for BUCK regulators\n");  in tps65086_of_parse_cb()
334 	/* Check for decay mode */  in tps65086_of_parse_cb()
335 	if (desc->id <= BUCK6 && of_property_read_bool(node, "ti,regulator-decay")) {  in tps65086_of_parse_cb()
336 		ret = regmap_write_bits(config->regmap,  in tps65086_of_parse_cb()
337 					regulators[desc->id].decay_reg,  in tps65086_of_parse_cb()
338 					regulators[desc->id].decay_mask,  in tps65086_of_parse_cb()
339 					regulators[desc->id].decay_mask);  in tps65086_of_parse_cb()
341 			dev_err(config->dev, "Error setting decay\n");  in tps65086_of_parse_cb()
351 	struct tps65086 *tps = dev_get_drvdata(pdev->dev.parent);  in tps65086_regulator_probe()
357 	/* Select regulator configuration for used PMIC device */  in tps65086_regulator_probe()
358 	switch (tps->chip_id) {  in tps65086_regulator_probe()
372 		dev_err(tps->dev, "Unknown device ID. Cannot determine regulator config.\n");  in tps65086_regulator_probe()
373 		return -ENODEV;  in tps65086_regulator_probe()
375 	tps->reg_config = &regulator_configs[selector_reg_config];  in tps65086_regulator_probe()
379 	config.dev = &pdev->dev;  in tps65086_regulator_probe()
380 	config.dev->of_node = tps->dev->of_node;  in tps65086_regulator_probe()
382 	config.regmap = tps->regmap;  in tps65086_regulator_probe()
384 	for (i = 0; i < tps->reg_config->num_elems; ++i) {  in tps65086_regulator_probe()
385 		struct regulator_desc * const desc_ptr = &tps->reg_config->config[i].desc;  in tps65086_regulator_probe()
387 		dev_dbg(tps->dev, "Index: %u; Regulator name: \"%s\"; Regulator ID: %d\n",  in tps65086_regulator_probe()
388 			i, desc_ptr->name, desc_ptr->id);  in tps65086_regulator_probe()
390 		rdev = devm_regulator_register(&pdev->dev, desc_ptr, &config);  in tps65086_regulator_probe()
392 			dev_err(tps->dev, "failed to register %d \"%s\" regulator\n",  in tps65086_regulator_probe()
393 				i, desc_ptr->name);  in tps65086_regulator_probe()
402 	{ "tps65086-regulator", },
409 		.name = "tps65086-regulator",
418 MODULE_DESCRIPTION("TPS65086 Regulator driver");