// SPDX-License-Identifier: GPL-2.0-only /* * Regulator driver for TI TPS6586x * * Copyright (C) 2010 Compulab Ltd. * Author: Mike Rapoport <[email protected]> * * Based on da903x * Copyright (C) 2006-2008 Marvell International Ltd. * Copyright (C) 2008 Compulab Ltd. */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> #include <linux/err.h> #include <linux/of.h> #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/of_regulator.h> #include <linux/mfd/tps6586x.h> /* supply control and voltage setting */ #define TPS6586X_SUPPLYENA … #define TPS6586X_SUPPLYENB … #define TPS6586X_SUPPLYENC … #define TPS6586X_SUPPLYEND … #define TPS6586X_SUPPLYENE … #define TPS6586X_VCC1 … #define TPS6586X_VCC2 … #define TPS6586X_SM1V1 … #define TPS6586X_SM1V2 … #define TPS6586X_SM1SL … #define TPS6586X_SM0V1 … #define TPS6586X_SM0V2 … #define TPS6586X_SM0SL … #define TPS6586X_LDO2AV1 … #define TPS6586X_LDO2AV2 … #define TPS6586X_LDO2BV1 … #define TPS6586X_LDO2BV2 … #define TPS6586X_LDO4V1 … #define TPS6586X_LDO4V2 … /* converter settings */ #define TPS6586X_SUPPLYV1 … #define TPS6586X_SUPPLYV2 … #define TPS6586X_SUPPLYV3 … #define TPS6586X_SUPPLYV4 … #define TPS6586X_SUPPLYV5 … #define TPS6586X_SUPPLYV6 … #define TPS6586X_SMODE1 … #define TPS6586X_SMODE2 … struct tps6586x_regulator { … }; static const struct regulator_ops tps6586x_rw_regulator_ops = …; static const struct regulator_ops tps6586x_rw_linear_regulator_ops = …; static const struct regulator_ops tps6586x_ro_regulator_ops = …; static const struct regulator_ops tps6586x_sys_regulator_ops = …; static const unsigned int tps6586x_ldo0_voltages[] = …; static const unsigned int tps6586x_ldo_voltages[] = …; static const unsigned int tps658640_rtc_voltages[] = …; #define TPS6586X_REGULATOR(_id, _ops, _pin_name, vdata, vreg, shift, nbits, \ ereg0, ebit0, ereg1, ebit1, goreg, gobit) … #define TPS6586X_REGULATOR_LINEAR(_id, _ops, _pin_name, n_volt, min_uv, \ uv_step, vreg, shift, nbits, ereg0, \ ebit0, ereg1, ebit1, goreg, gobit) … #define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \ ereg0, ebit0, ereg1, ebit1) … #define TPS6586X_LDO_LINEAR(_id, _pname, n_volt, min_uv, uv_step, vreg, \ shift, nbits, ereg0, ebit0, ereg1, ebit1) … #define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \ ereg0, ebit0, ereg1, ebit1) … #define TPS6586X_DVM(_id, _pname, n_volt, min_uv, uv_step, vreg, shift, \ nbits, ereg0, ebit0, ereg1, ebit1, goreg, gobit) … #define TPS6586X_SYS_REGULATOR() … static struct tps6586x_regulator tps6586x_regulator[] = …; static struct tps6586x_regulator tps658623_regulator[] = …; static struct tps6586x_regulator tps658640_regulator[] = …; static struct tps6586x_regulator tps658643_regulator[] = …; /* * TPS6586X has 2 enable bits that are OR'ed to determine the actual * regulator state. Clearing one of this bits allows switching * regulator on and of with single register write. */ static inline int tps6586x_regulator_preinit(struct device *parent, struct tps6586x_regulator *ri) { … } static int tps6586x_regulator_set_slew_rate(struct platform_device *pdev, int id, struct regulator_init_data *p) { … } static struct tps6586x_regulator *find_regulator_info(int id, int version) { … } #ifdef CONFIG_OF static struct of_regulator_match tps6586x_matches[] = …; static struct tps6586x_platform_data *tps6586x_parse_regulator_dt( struct platform_device *pdev, struct of_regulator_match **tps6586x_reg_matches) { … } #else static struct tps6586x_platform_data *tps6586x_parse_regulator_dt( struct platform_device *pdev, struct of_regulator_match **tps6586x_reg_matches) { *tps6586x_reg_matches = NULL; return NULL; } #endif static int tps6586x_regulator_probe(struct platform_device *pdev) { … } static struct platform_driver tps6586x_regulator_driver = …; static int __init tps6586x_regulator_init(void) { … } subsys_initcall(tps6586x_regulator_init); static void __exit tps6586x_regulator_exit(void) { … } module_exit(tps6586x_regulator_exit); MODULE_LICENSE(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_ALIAS(…) …;
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