tps65023-regulator.c revision a133829e66d25e1ce293a30bcc3fb8eb653a1519
130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* 230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * tps65023-regulator.c 330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * 430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * Supports TPS65023 Regulator 530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * 630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * Copyright (C) 2009 Texas Instrument Incorporated - http://www.ti.com/ 730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * 830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * This program is free software; you can redistribute it and/or 930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * modify it under the terms of the GNU General Public License as 1030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * published by the Free Software Foundation version 2. 1130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * 1230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind, 1330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * whether express or implied; without even the implied warranty of 1430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 1530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * General Public License for more details. 1630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal */ 1730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 1830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/kernel.h> 1930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/module.h> 2030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/init.h> 2130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/err.h> 2230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/platform_device.h> 2330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/regulator/driver.h> 2430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/regulator/machine.h> 2530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#include <linux/i2c.h> 265a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 2790923351d480fffd0d24646db83f6f8315eed0d9Mark Brown#include <linux/regmap.h> 2830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 2930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Register definitions */ 3030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_VERSION 0 3130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_PGOODZ 1 3230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_MASK 2 3330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_REG_CTRL 3 3430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CON_CTRL 4 3530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CON_CTRL2 5 3630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_DEF_CORE 6 3730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_DEFSLEW 7 3830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_LDO_CTRL 8 3930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 4030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* PGOODZ bitfields */ 4130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_PWRFAILZ BIT(7) 4230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_LOWBATTZ BIT(6) 4330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_VDCDC1 BIT(5) 4430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_VDCDC2 BIT(4) 4530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_VDCDC3 BIT(3) 4630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_LDO2 BIT(2) 4730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_PGOODZ_LDO1 BIT(1) 4830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 4930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* MASK bitfields */ 5030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_PWRFAILZ BIT(7) 5130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_LOWBATTZ BIT(6) 5230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_VDCDC1 BIT(5) 5330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_VDCDC2 BIT(4) 5430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_VDCDC3 BIT(3) 5530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_LDO2 BIT(2) 5630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MASK_LDO1 BIT(1) 5730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 5830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* REG_CTRL bitfields */ 5930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CTRL_VDCDC1_EN BIT(5) 6030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CTRL_VDCDC2_EN BIT(4) 6130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CTRL_VDCDC3_EN BIT(3) 6230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CTRL_LDO2_EN BIT(2) 6330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_REG_CTRL_LDO1_EN BIT(1) 6430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 65fc999b83799074832367d3cfd724c341c849a7daMarcus Folkesson/* REG_CTRL2 bitfields */ 66fc999b83799074832367d3cfd724c341c849a7daMarcus Folkesson#define TPS65023_REG_CTRL2_GO BIT(7) 67fc999b83799074832367d3cfd724c341c849a7daMarcus Folkesson#define TPS65023_REG_CTRL2_CORE_ADJ BIT(6) 68fc999b83799074832367d3cfd724c341c849a7daMarcus Folkesson#define TPS65023_REG_CTRL2_DCDC2 BIT(2) 69f068ad8cca7532bc42115d61489de00fe57c3909Marcus Folkesson#define TPS65023_REG_CTRL2_DCDC1 BIT(1) 70f068ad8cca7532bc42115d61489de00fe57c3909Marcus Folkesson#define TPS65023_REG_CTRL2_DCDC3 BIT(0) 71f068ad8cca7532bc42115d61489de00fe57c3909Marcus Folkesson 7230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* LDO_CTRL bitfields */ 7330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_id) ((ldo_id)*4) 747061873f709bcecc8e079395567e2c314d21f7aaAxel Lin#define TPS65023_LDO_CTRL_LDOx_MASK(ldo_id) (0x0F << ((ldo_id)*4)) 7530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 7630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Number of step-down converters available */ 7730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_NUM_DCDC 3 7830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Number of LDO voltage regulators available */ 7930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_NUM_LDO 2 8030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Number of total regulators available */ 8130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_NUM_REGULATOR (TPS65023_NUM_DCDC + TPS65023_NUM_LDO) 8230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 8330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* DCDCs */ 8430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_DCDC_1 0 8530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_DCDC_2 1 8630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_DCDC_3 2 8730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* LDOs */ 8830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_LDO_1 3 8930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_LDO_2 4 9030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 9130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal#define TPS65023_MAX_REG_ID TPS65023_LDO_2 9230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 9330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Supported voltage values for regulators */ 94ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int VCORE_VSEL_table[] = { 95ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 800000, 825000, 850000, 875000, 96ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 900000, 925000, 950000, 975000, 97ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1000000, 1025000, 1050000, 1075000, 98ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1100000, 1125000, 1150000, 1175000, 99ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1200000, 1225000, 1250000, 1275000, 100ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1300000, 1325000, 1350000, 1375000, 101ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1400000, 1425000, 1450000, 1475000, 102ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1500000, 1525000, 1550000, 1600000, 103ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin}; 104ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 105ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int DCDC_FIXED_3300000_VSEL_table[] = { 106ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 3300000, 107ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin}; 108ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 109ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int DCDC_FIXED_1800000_VSEL_table[] = { 110ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1800000, 11130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 11230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 113437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson/* Supported voltage values for LDO regulators for tps65020 */ 114ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int TPS65020_LDO1_VSEL_table[] = { 115ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1000000, 1050000, 1100000, 1300000, 116ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1800000, 2500000, 3000000, 3300000, 117437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson}; 1181c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 119ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int TPS65020_LDO2_VSEL_table[] = { 120ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1000000, 1050000, 1100000, 1300000, 121ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1800000, 2500000, 3000000, 3300000, 122437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson}; 1231c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 1241c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson/* Supported voltage values for LDO regulators 1251c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson * for tps65021 and tps65023 */ 126ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int TPS65023_LDO1_VSEL_table[] = { 127ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1000000, 1100000, 1300000, 1800000, 128ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 2200000, 2600000, 2800000, 3150000, 12930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 13030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 131ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Linstatic const unsigned int TPS65023_LDO2_VSEL_table[] = { 132ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 1050000, 1200000, 1300000, 1800000, 133ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin 2500000, 2800000, 3000000, 3300000, 13430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 13530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 13630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Regulator specific details */ 13730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstruct tps_info { 13830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal const char *name; 13930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal u8 table_len; 140ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin const unsigned int *table; 14130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 14230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 14330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* PMIC details */ 14430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstruct tps_pmic { 14530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct regulator_desc desc[TPS65023_NUM_REGULATOR]; 14630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct regulator_dev *rdev[TPS65023_NUM_REGULATOR]; 14730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal const struct tps_info *info[TPS65023_NUM_REGULATOR]; 14890923351d480fffd0d24646db83f6f8315eed0d9Mark Brown struct regmap *regmap; 1491c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson u8 core_regulator; 1501c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson}; 1511c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 1521c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson/* Struct passed as driver data */ 1531c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkessonstruct tps_driver_data { 1541c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson const struct tps_info *info; 1551c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson u8 core_regulator; 15630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 15730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 158a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Linstatic int tps65023_dcdc_get_voltage_sel(struct regulator_dev *dev) 15930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 16030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps = rdev_get_drvdata(dev); 16143530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi int ret; 16230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal int data, dcdc = rdev_get_id(dev); 16330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 16430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) 16530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -EINVAL; 16630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 1671c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson if (dcdc == tps->core_regulator) { 16843530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi ret = regmap_read(tps->regmap, TPS65023_REG_DEF_CORE, &data); 16943530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi if (ret != 0) 17043530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi return ret; 17130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal data &= (tps->info[dcdc]->table_len - 1); 172a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Lin return data; 17330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal } else 174a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Lin return 0; 17530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 17630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 1777061873f709bcecc8e079395567e2c314d21f7aaAxel Linstatic int tps65023_dcdc_set_voltage_sel(struct regulator_dev *dev, 1787061873f709bcecc8e079395567e2c314d21f7aaAxel Lin unsigned selector) 17930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 18030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps = rdev_get_drvdata(dev); 18130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal int dcdc = rdev_get_id(dev); 182cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson int ret; 18330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 1841c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson if (dcdc != tps->core_regulator) 18530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -EINVAL; 18630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 1877061873f709bcecc8e079395567e2c314d21f7aaAxel Lin ret = regmap_write(tps->regmap, TPS65023_REG_DEF_CORE, selector); 1887061873f709bcecc8e079395567e2c314d21f7aaAxel Lin if (ret) 1897061873f709bcecc8e079395567e2c314d21f7aaAxel Lin goto out; 190cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson 191cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson /* Tell the chip that we have changed the value in DEFCORE 192cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson * and its time to update the core voltage 193cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson */ 1947061873f709bcecc8e079395567e2c314d21f7aaAxel Lin ret = regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, 1957061873f709bcecc8e079395567e2c314d21f7aaAxel Lin TPS65023_REG_CTRL2_GO, TPS65023_REG_CTRL2_GO); 196cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson 1977061873f709bcecc8e079395567e2c314d21f7aaAxel Linout: 198cc17ef3f0463ba17c8767578da8c4e5fbdd4b447Marcus Folkesson return ret; 19930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 20030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 201a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Linstatic int tps65023_ldo_get_voltage_sel(struct regulator_dev *dev) 20230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 20330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps = rdev_get_drvdata(dev); 20430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal int data, ldo = rdev_get_id(dev); 20543530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi int ret; 20630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 20730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) 20830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -EINVAL; 20930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 21043530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi ret = regmap_read(tps->regmap, TPS65023_REG_LDO_CTRL, &data); 21143530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi if (ret != 0) 21243530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi return ret; 21330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 21430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal data >>= (TPS65023_LDO_CTRL_LDOx_SHIFT(ldo - TPS65023_LDO_1)); 21530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal data &= (tps->info[ldo]->table_len - 1); 216a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Lin return data; 21730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 21830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 2197061873f709bcecc8e079395567e2c314d21f7aaAxel Linstatic int tps65023_ldo_set_voltage_sel(struct regulator_dev *dev, 2207061873f709bcecc8e079395567e2c314d21f7aaAxel Lin unsigned selector) 22130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 22230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps = rdev_get_drvdata(dev); 2237061873f709bcecc8e079395567e2c314d21f7aaAxel Lin int ldo_index = rdev_get_id(dev) - TPS65023_LDO_1; 22430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 2257061873f709bcecc8e079395567e2c314d21f7aaAxel Lin return regmap_update_bits(tps->regmap, TPS65023_REG_LDO_CTRL, 2267061873f709bcecc8e079395567e2c314d21f7aaAxel Lin TPS65023_LDO_CTRL_LDOx_MASK(ldo_index), 2277061873f709bcecc8e079395567e2c314d21f7aaAxel Lin selector << TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_index)); 22830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 22930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 23030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Operations permitted on VDCDCx */ 23130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic struct regulator_ops tps65023_dcdc_ops = { 232ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .is_enabled = regulator_is_enabled_regmap, 233ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .enable = regulator_enable_regmap, 234ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .disable = regulator_disable_regmap, 235a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Lin .get_voltage_sel = tps65023_dcdc_get_voltage_sel, 2367061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .set_voltage_sel = tps65023_dcdc_set_voltage_sel, 237ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .list_voltage = regulator_list_voltage_table, 23830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 23930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 24030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal/* Operations permitted on LDOx */ 24130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic struct regulator_ops tps65023_ldo_ops = { 242ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .is_enabled = regulator_is_enabled_regmap, 243ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .enable = regulator_enable_regmap, 244ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin .disable = regulator_disable_regmap, 245a133829e66d25e1ce293a30bcc3fb8eb653a1519Axel Lin .get_voltage_sel = tps65023_ldo_get_voltage_sel, 2467061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .set_voltage_sel = tps65023_ldo_set_voltage_sel, 247ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .list_voltage = regulator_list_voltage_table, 24830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 24930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 25090923351d480fffd0d24646db83f6f8315eed0d9Mark Brownstatic struct regmap_config tps65023_regmap_config = { 25190923351d480fffd0d24646db83f6f8315eed0d9Mark Brown .reg_bits = 8, 25290923351d480fffd0d24646db83f6f8315eed0d9Mark Brown .val_bits = 8, 25390923351d480fffd0d24646db83f6f8315eed0d9Mark Brown}; 25490923351d480fffd0d24646db83f6f8315eed0d9Mark Brown 25554d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhovstatic int __devinit tps_65023_probe(struct i2c_client *client, 25654d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov const struct i2c_device_id *id) 25730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 2581c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson const struct tps_driver_data *drv_data = (void *)id->driver_data; 2591c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson const struct tps_info *info = drv_data->info; 260c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown struct regulator_config config = { }; 26130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct regulator_init_data *init_data; 26230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct regulator_dev *rdev; 26330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps; 26430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal int i; 26554d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov int error; 26630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 26730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) 26830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -EIO; 26930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 27030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal /** 27130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * init_data points to array of regulator_init structures 27230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal * coming from the board-evm file. 27330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal */ 27430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal init_data = client->dev.platform_data; 27530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (!init_data) 27630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -EIO; 27730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 27819a8da2187249c02574ccffaf72637eb224d11c4Axel Lin tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); 27930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (!tps) 28030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return -ENOMEM; 28130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 28219a8da2187249c02574ccffaf72637eb224d11c4Axel Lin tps->regmap = devm_regmap_init_i2c(client, &tps65023_regmap_config); 28390923351d480fffd0d24646db83f6f8315eed0d9Mark Brown if (IS_ERR(tps->regmap)) { 28490923351d480fffd0d24646db83f6f8315eed0d9Mark Brown error = PTR_ERR(tps->regmap); 28590923351d480fffd0d24646db83f6f8315eed0d9Mark Brown dev_err(&client->dev, "Failed to allocate register map: %d\n", 28690923351d480fffd0d24646db83f6f8315eed0d9Mark Brown error); 28719a8da2187249c02574ccffaf72637eb224d11c4Axel Lin return error; 28890923351d480fffd0d24646db83f6f8315eed0d9Mark Brown } 28930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 29030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal /* common for all regulators */ 2911c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson tps->core_regulator = drv_data->core_regulator; 29230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 29330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal for (i = 0; i < TPS65023_NUM_REGULATOR; i++, info++, init_data++) { 29430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal /* Store regulator specific information */ 29530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->info[i] = info; 29630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 29730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->desc[i].name = info->name; 29877fa44d0e10711e899788c58fe53f8f7b18c7f67Axel Lin tps->desc[i].id = i; 299ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin tps->desc[i].n_voltages = info->table_len; 300ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin tps->desc[i].volt_table = info->table; 30130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->desc[i].ops = (i > TPS65023_DCDC_3 ? 30230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal &tps65023_ldo_ops : &tps65023_dcdc_ops); 30330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->desc[i].type = REGULATOR_VOLTAGE; 30430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->desc[i].owner = THIS_MODULE; 30530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 306ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin tps->desc[i].enable_reg = TPS65023_REG_REG_CTRL; 307ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin if (i == TPS65023_LDO_1) 308ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin tps->desc[i].enable_mask = 1 << 1; 309ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin else if (i == TPS65023_LDO_2) 310ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin tps->desc[i].enable_mask = 1 << 2; 311ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin else /* DCDCx */ 312ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin tps->desc[i].enable_mask = 313ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin 1 << (TPS65023_NUM_REGULATOR - i); 314ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin 315c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown config.dev = &client->dev; 316c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown config.init_data = init_data; 317c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown config.driver_data = tps; 318ee7b19142d0e7b88a981fd50b9b8758f697b459eAxel Lin config.regmap = tps->regmap; 319c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown 32030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal /* Register the regulators */ 321c172708d38a401b2f3f841dfcd862b469fa0b670Mark Brown rdev = regulator_register(&tps->desc[i], &config); 32230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal if (IS_ERR(rdev)) { 32330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal dev_err(&client->dev, "failed to register %s\n", 32430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal id->name); 32554d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov error = PTR_ERR(rdev); 32654d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov goto fail; 32730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal } 32830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 32930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal /* Save regulator for cleanup */ 33030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal tps->rdev[i] = rdev; 33130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal } 33230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 33330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal i2c_set_clientdata(client, tps); 33430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 335fc999b83799074832367d3cfd724c341c849a7daMarcus Folkesson /* Enable setting output voltage by I2C */ 33643530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, 33743530b69d758328d3ffe6ab98fd640463e8e3667Jonghwan Choi TPS65023_REG_CTRL2_CORE_ADJ, TPS65023_REG_CTRL2_CORE_ADJ); 338f068ad8cca7532bc42115d61489de00fe57c3909Marcus Folkesson 33930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return 0; 34054d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov 34154d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov fail: 34254d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov while (--i >= 0) 34354d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov regulator_unregister(tps->rdev[i]); 34454d13ab1038911249fc5769efee87fed000623c0Dmitry Torokhov return error; 34530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 34630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 34730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic int __devexit tps_65023_remove(struct i2c_client *client) 34830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 34930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal struct tps_pmic *tps = i2c_get_clientdata(client); 35030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal int i; 35130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 35230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal for (i = 0; i < TPS65023_NUM_REGULATOR; i++) 35330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal regulator_unregister(tps->rdev[i]); 35430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return 0; 35530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 35630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 357437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkessonstatic const struct tps_info tps65020_regs[] = { 358437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson { 359437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .name = "VDCDC1", 360ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_3300000_VSEL_table), 361ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_3300000_VSEL_table, 362437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson }, 363437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson { 364437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .name = "VDCDC2", 365ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_1800000_VSEL_table), 366ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_1800000_VSEL_table, 367437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson }, 368437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson { 369437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .name = "VDCDC3", 370437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table_len = ARRAY_SIZE(VCORE_VSEL_table), 371437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table = VCORE_VSEL_table, 372437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson }, 373437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson { 374437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .name = "LDO1", 375437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table_len = ARRAY_SIZE(TPS65020_LDO1_VSEL_table), 376437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table = TPS65020_LDO1_VSEL_table, 377437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson }, 378437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson { 379437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .name = "LDO2", 380437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table_len = ARRAY_SIZE(TPS65020_LDO2_VSEL_table), 381437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .table = TPS65020_LDO2_VSEL_table, 382437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson }, 383437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson}; 384437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson 3851c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkessonstatic const struct tps_info tps65021_regs[] = { 3861c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson { 3871c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .name = "VDCDC1", 388ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_3300000_VSEL_table), 389ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_3300000_VSEL_table, 3901c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson }, 3911c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson { 3921c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .name = "VDCDC2", 393ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_1800000_VSEL_table), 394ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_1800000_VSEL_table, 3951c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson }, 3961c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson { 3971c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .name = "VDCDC3", 3981c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(VCORE_VSEL_table), 3991c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = VCORE_VSEL_table, 4001c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson }, 4011c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson { 4021c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .name = "LDO1", 4031c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), 4041c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = TPS65023_LDO1_VSEL_table, 4051c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson }, 4061c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson { 4071c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .name = "LDO2", 4081c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), 4091c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = TPS65023_LDO2_VSEL_table, 4101c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson }, 4111c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson}; 4121c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 41330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic const struct tps_info tps65023_regs[] = { 41430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal { 41530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "VDCDC1", 4161c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(VCORE_VSEL_table), 4171c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = VCORE_VSEL_table, 41830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 41930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal { 42030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "VDCDC2", 421ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_3300000_VSEL_table), 422ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_3300000_VSEL_table, 42330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 42430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal { 42530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "VDCDC3", 426ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table_len = ARRAY_SIZE(DCDC_FIXED_1800000_VSEL_table), 427ba3bd8a301c76838faded10dbe2ecdfdc2eb5d7eAxel Lin .table = DCDC_FIXED_1800000_VSEL_table, 42830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 42930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal { 43030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "LDO1", 4311c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), 4321c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = TPS65023_LDO1_VSEL_table, 43330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 43430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal { 43530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "LDO2", 4361c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), 4371c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .table = TPS65023_LDO2_VSEL_table, 43830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 43930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 44030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 441437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkessonstatic struct tps_driver_data tps65020_drv_data = { 442437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .info = tps65020_regs, 443437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .core_regulator = TPS65023_DCDC_3, 444437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson}; 445437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson 4461c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkessonstatic struct tps_driver_data tps65021_drv_data = { 4477061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .info = tps65021_regs, 4487061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .core_regulator = TPS65023_DCDC_3, 4491c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson}; 4501c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 4511c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkessonstatic struct tps_driver_data tps65023_drv_data = { 4527061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .info = tps65023_regs, 4537061873f709bcecc8e079395567e2c314d21f7aaAxel Lin .core_regulator = TPS65023_DCDC_1, 4541c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson}; 4551c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson 4569e108d33edcb88bac3db39ba1683fc2c0591d7d4Liam Girdwoodstatic const struct i2c_device_id tps_65023_id[] = { 4579e108d33edcb88bac3db39ba1683fc2c0591d7d4Liam Girdwood {.name = "tps65023", 4581c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .driver_data = (unsigned long) &tps65023_drv_data}, 4591880a2fc59d2afabc142a311497cf7c320d64506Marek Vasut {.name = "tps65021", 4601c3ede05d123f1484b28fa7c8500a1a29e34e3baMarcus Folkesson .driver_data = (unsigned long) &tps65021_drv_data,}, 461437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson {.name = "tps65020", 462437afd2ad6ba252fdbad9a1ad2610992fea55bd6Marcus Folkesson .driver_data = (unsigned long) &tps65020_drv_data}, 4639e108d33edcb88bac3db39ba1683fc2c0591d7d4Liam Girdwood { }, 46430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 46530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 46630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj AggarwalMODULE_DEVICE_TABLE(i2c, tps_65023_id); 46730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 46830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic struct i2c_driver tps_65023_i2c_driver = { 46930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .driver = { 47030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .name = "tps65023", 47130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .owner = THIS_MODULE, 47230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal }, 47330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .probe = tps_65023_probe, 47430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal .remove = __devexit_p(tps_65023_remove), 4759e108d33edcb88bac3db39ba1683fc2c0591d7d4Liam Girdwood .id_table = tps_65023_id, 47630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal}; 47730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 47830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic int __init tps_65023_init(void) 47930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 48030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal return i2c_add_driver(&tps_65023_i2c_driver); 48130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 48230e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalsubsys_initcall(tps_65023_init); 48330e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 48430e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalstatic void __exit tps_65023_cleanup(void) 48530e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal{ 48630e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal i2c_del_driver(&tps_65023_i2c_driver); 48730e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal} 48830e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwalmodule_exit(tps_65023_cleanup); 48930e6599d317ec83c664f341f18b5b2b57b831a6dAnuj Aggarwal 49030e6599d317ec83c664f341f18b5b2b57b831a6dAnuj AggarwalMODULE_AUTHOR("Texas Instruments"); 49130e6599d317ec83c664f341f18b5b2b57b831a6dAnuj AggarwalMODULE_DESCRIPTION("TPS65023 voltage regulator driver"); 4929e108d33edcb88bac3db39ba1683fc2c0591d7d4Liam GirdwoodMODULE_LICENSE("GPL v2"); 493