mirror of https://gitee.com/openkylin/linux.git
regulator: da9211: new regulator driver
This is the driver for the Dialog DA9211 Multi-phase 12A DC-DC Buck Converter regulator. It communicates via an I2C bus to the device. Signed-off-by: James Ban <james.ban.opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
James Ban
Mark Brown
parent
7171511eae
commit
1028a37daa
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@ -198,6 +198,16 @@ config REGULATOR_DA9210
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converter 12A DC-DC Buck controlled through an I2C
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interface.
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config REGULATOR_DA9211
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tristate "Dialog Semiconductor DA9211/DA9212 regulator"
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depends on I2C
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select REGMAP_I2C
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help
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Say y here to support for the Dialog Semiconductor DA9211/DA9212.
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The DA9211/DA9212 is a multi-phase synchronous step down
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converter 12A DC-DC Buck controlled through an I2C
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interface.
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config REGULATOR_DBX500_PRCMU
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bool
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@ -27,6 +27,7 @@ obj-$(CONFIG_REGULATOR_DA9052) += da9052-regulator.o
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obj-$(CONFIG_REGULATOR_DA9055) += da9055-regulator.o
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obj-$(CONFIG_REGULATOR_DA9063) += da9063-regulator.o
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obj-$(CONFIG_REGULATOR_DA9210) += da9210-regulator.o
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obj-$(CONFIG_REGULATOR_DA9211) += da9211-regulator.o
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obj-$(CONFIG_REGULATOR_DBX500_PRCMU) += dbx500-prcmu.o
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obj-$(CONFIG_REGULATOR_DB8500_PRCMU) += db8500-prcmu.o
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obj-$(CONFIG_REGULATOR_FAN53555) += fan53555.o
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@ -0,0 +1,388 @@
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/*
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* da9211-regulator.c - Regulator device driver for DA9211
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* Copyright (C) 2014 Dialog Semiconductor Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*/
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#include <linux/err.h>
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/regulator/driver.h>
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#include <linux/regulator/machine.h>
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#include <linux/regmap.h>
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#include <linux/irq.h>
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#include <linux/interrupt.h>
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#include <linux/regulator/da9211.h>
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#include "da9211-regulator.h"
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#define DA9211_BUCK_MODE_SLEEP 1
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#define DA9211_BUCK_MODE_SYNC 2
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#define DA9211_BUCK_MODE_AUTO 3
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/* DA9211 REGULATOR IDs */
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#define DA9211_ID_BUCKA 0
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#define DA9211_ID_BUCKB 1
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struct da9211 {
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struct device *dev;
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struct regmap *regmap;
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struct da9211_pdata *pdata;
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struct regulator_dev *rdev[DA9211_MAX_REGULATORS];
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int num_regulator;
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int chip_irq;
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};
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static const struct regmap_range_cfg da9211_regmap_range[] = {
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{
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.selector_reg = DA9211_REG_PAGE_CON,
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.selector_mask = DA9211_REG_PAGE_MASK,
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.selector_shift = DA9211_REG_PAGE_SHIFT,
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.window_start = 0,
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.window_len = 256,
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.range_min = 0,
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.range_max = 2*256,
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},
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};
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static const struct regmap_config da9211_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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.max_register = 2 * 256,
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.ranges = da9211_regmap_range,
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.num_ranges = ARRAY_SIZE(da9211_regmap_range),
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};
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/* Default limits measured in millivolts and milliamps */
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#define DA9211_MIN_MV 300
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#define DA9211_MAX_MV 1570
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#define DA9211_STEP_MV 10
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/* Current limits for buck (uA) indices corresponds with register values */
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static const int da9211_current_limits[] = {
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2000000, 2200000, 2400000, 2600000, 2800000, 3000000, 3200000, 3400000,
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3600000, 3800000, 4000000, 4200000, 4400000, 4600000, 4800000, 5000000
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};
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static unsigned int da9211_buck_get_mode(struct regulator_dev *rdev)
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{
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int id = rdev_get_id(rdev);
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struct da9211 *chip = rdev_get_drvdata(rdev);
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unsigned int data;
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int ret, mode = 0;
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ret = regmap_read(chip->regmap, DA9211_REG_BUCKA_CONF+id, &data);
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if (ret < 0)
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return ret;
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switch (data & 0x03) {
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case DA9211_BUCK_MODE_SYNC:
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mode = REGULATOR_MODE_FAST;
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break;
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case DA9211_BUCK_MODE_AUTO:
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mode = REGULATOR_MODE_NORMAL;
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break;
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case DA9211_BUCK_MODE_SLEEP:
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mode = REGULATOR_MODE_STANDBY;
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break;
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}
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return mode;
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}
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static int da9211_buck_set_mode(struct regulator_dev *rdev,
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unsigned int mode)
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{
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int id = rdev_get_id(rdev);
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struct da9211 *chip = rdev_get_drvdata(rdev);
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int val = 0;
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switch (mode) {
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case REGULATOR_MODE_FAST:
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val = DA9211_BUCK_MODE_SYNC;
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break;
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case REGULATOR_MODE_NORMAL:
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val = DA9211_BUCK_MODE_AUTO;
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break;
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case REGULATOR_MODE_STANDBY:
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val = DA9211_BUCK_MODE_SLEEP;
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break;
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}
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return regmap_update_bits(chip->regmap, DA9211_REG_BUCKA_CONF+id,
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0x03, val);
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}
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static int da9211_set_current_limit(struct regulator_dev *rdev, int min,
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int max)
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{
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int id = rdev_get_id(rdev);
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struct da9211 *chip = rdev_get_drvdata(rdev);
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int i;
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/* search for closest to maximum */
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for (i = ARRAY_SIZE(da9211_current_limits)-1; i >= 0; i--) {
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if (min <= da9211_current_limits[i] &&
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max >= da9211_current_limits[i]) {
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return regmap_update_bits(chip->regmap,
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DA9211_REG_BUCK_ILIM,
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(0x0F << id*4), (i << id*4));
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}
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}
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return -EINVAL;
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}
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static int da9211_get_current_limit(struct regulator_dev *rdev)
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{
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int id = rdev_get_id(rdev);
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struct da9211 *chip = rdev_get_drvdata(rdev);
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unsigned int data;
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int ret;
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ret = regmap_read(chip->regmap, DA9211_REG_BUCK_ILIM, &data);
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if (ret < 0)
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return ret;
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/* select one of 16 values: 0000 (2000mA) to 1111 (5000mA) */
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data = (data >> id*4) & 0x0F;
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return da9211_current_limits[data];
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}
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static struct regulator_ops da9211_buck_ops = {
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.get_mode = da9211_buck_get_mode,
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.set_mode = da9211_buck_set_mode,
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.enable = regulator_enable_regmap,
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.disable = regulator_disable_regmap,
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.is_enabled = regulator_is_enabled_regmap,
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.set_voltage_sel = regulator_set_voltage_sel_regmap,
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.get_voltage_sel = regulator_get_voltage_sel_regmap,
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.list_voltage = regulator_list_voltage_linear,
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.set_current_limit = da9211_set_current_limit,
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.get_current_limit = da9211_get_current_limit,
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};
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#define DA9211_BUCK(_id) \
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{\
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.name = #_id,\
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.ops = &da9211_buck_ops,\
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.type = REGULATOR_VOLTAGE,\
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.id = DA9211_ID_##_id,\
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.n_voltages = (DA9211_MAX_MV - DA9211_MIN_MV) / DA9211_STEP_MV + 1,\
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.min_uV = (DA9211_MIN_MV * 1000),\
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.uV_step = (DA9211_STEP_MV * 1000),\
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.enable_reg = DA9211_REG_BUCKA_CONT + DA9211_ID_##_id,\
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.enable_mask = DA9211_BUCKA_EN,\
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.vsel_reg = DA9211_REG_VBUCKA_A + DA9211_ID_##_id * 2,\
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.vsel_mask = DA9211_VBUCK_MASK,\
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.owner = THIS_MODULE,\
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}
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static struct regulator_desc da9211_regulators[] = {
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DA9211_BUCK(BUCKA),
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DA9211_BUCK(BUCKB),
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};
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static irqreturn_t da9211_irq_handler(int irq, void *data)
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{
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struct da9211 *chip = data;
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int reg_val, err, ret = IRQ_NONE;
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err = regmap_read(chip->regmap, DA9211_REG_EVENT_B, ®_val);
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if (err < 0)
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goto error_i2c;
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if (reg_val & DA9211_E_OV_CURR_A) {
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regulator_notifier_call_chain(chip->rdev[0],
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REGULATOR_EVENT_OVER_CURRENT,
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rdev_get_drvdata(chip->rdev[0]));
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err = regmap_write(chip->regmap, DA9211_REG_EVENT_B,
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DA9211_E_OV_CURR_A);
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if (err < 0)
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goto error_i2c;
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ret = IRQ_HANDLED;
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}
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if (reg_val & DA9211_E_OV_CURR_B) {
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regulator_notifier_call_chain(chip->rdev[1],
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REGULATOR_EVENT_OVER_CURRENT,
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rdev_get_drvdata(chip->rdev[1]));
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err = regmap_write(chip->regmap, DA9211_REG_EVENT_B,
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DA9211_E_OV_CURR_B);
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if (err < 0)
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goto error_i2c;
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ret = IRQ_HANDLED;
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}
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return ret;
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error_i2c:
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dev_err(chip->dev, "I2C error : %d\n", err);
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return IRQ_NONE;
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}
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static int da9211_regulator_init(struct da9211 *chip)
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{
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struct regulator_config config = { };
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int i, ret;
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unsigned int data;
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ret = regmap_read(chip->regmap, DA9211_REG_CONFIG_E, &data);
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if (ret < 0) {
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dev_err(chip->dev, "Failed to read CONTROL_E reg: %d\n", ret);
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goto err;
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}
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data &= DA9211_SLAVE_SEL;
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/* If configuration for 1/2 bucks is different between platform data
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* and the register, driver should exit.
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*/
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if ((chip->pdata->num_buck == 2 && data == 0x40)
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|| (chip->pdata->num_buck == 1 && data == 0x00)) {
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if (data == 0)
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chip->num_regulator = 1;
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else
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chip->num_regulator = 2;
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} else {
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ret = -EINVAL;
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dev_err(chip->dev, "Configuration is mismatched\n");
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goto err;
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}
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for (i = 0; i < chip->num_regulator; i++) {
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if (chip->pdata)
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config.init_data =
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&(chip->pdata->init_data[i]);
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config.dev = chip->dev;
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config.driver_data = chip;
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config.regmap = chip->regmap;
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chip->rdev[i] = devm_regulator_register(chip->dev,
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&da9211_regulators[i], &config);
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if (IS_ERR(chip->rdev[i])) {
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dev_err(chip->dev,
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"Failed to register DA9211 regulator\n");
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ret = PTR_ERR(chip->rdev[i]);
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goto err_regulator;
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}
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if (chip->chip_irq != 0) {
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ret = regmap_update_bits(chip->regmap,
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DA9211_REG_MASK_B, DA9211_M_OV_CURR_A << i, 1);
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if (ret < 0) {
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dev_err(chip->dev,
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"Failed to update mask reg: %d\n", ret);
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goto err_regulator;
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}
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}
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}
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return 0;
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err_regulator:
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while (--i >= 0)
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devm_regulator_unregister(chip->dev, chip->rdev[i]);
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err:
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return ret;
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}
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/*
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* I2C driver interface functions
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*/
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static int da9211_i2c_probe(struct i2c_client *i2c,
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const struct i2c_device_id *id)
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{
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struct da9211 *chip;
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int error, ret;
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chip = devm_kzalloc(&i2c->dev, sizeof(struct da9211), GFP_KERNEL);
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chip->dev = &i2c->dev;
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chip->regmap = devm_regmap_init_i2c(i2c, &da9211_regmap_config);
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if (IS_ERR(chip->regmap)) {
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error = PTR_ERR(chip->regmap);
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dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
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error);
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return error;
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}
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i2c_set_clientdata(i2c, chip);
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chip->pdata = i2c->dev.platform_data;
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if (!chip->pdata) {
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dev_err(&i2c->dev, "No platform init data supplied\n");
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return -ENODEV;
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}
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chip->chip_irq = i2c->irq;
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if (chip->chip_irq != 0) {
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ret = devm_request_threaded_irq(chip->dev, chip->chip_irq, NULL,
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da9211_irq_handler,
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IRQF_TRIGGER_LOW|IRQF_ONESHOT,
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"da9211", chip);
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if (ret != 0) {
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dev_err(chip->dev, "Failed to request IRQ: %d\n",
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chip->chip_irq);
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return ret;
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}
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} else {
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dev_warn(chip->dev, "No IRQ configured\n");
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}
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ret = da9211_regulator_init(chip);
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if (ret < 0)
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dev_err(&i2c->dev, "Failed to initialize regulator: %d\n", ret);
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return ret;
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}
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static int da9211_i2c_remove(struct i2c_client *i2c)
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{
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struct da9211 *chip = i2c_get_clientdata(i2c);
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int i;
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for (i = 0; i < chip->num_regulator; i++)
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devm_regulator_unregister(chip->dev, chip->rdev[i]);
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return 0;
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}
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static const struct i2c_device_id da9211_i2c_id[] = {
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{"da9211", 0},
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{},
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};
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MODULE_DEVICE_TABLE(i2c, da9211_i2c_id);
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static struct i2c_driver da9211_regulator_driver = {
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.driver = {
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.name = "da9211",
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.owner = THIS_MODULE,
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},
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.probe = da9211_i2c_probe,
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.remove = da9211_i2c_remove,
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.id_table = da9211_i2c_id,
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};
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module_i2c_driver(da9211_regulator_driver);
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MODULE_AUTHOR("James Ban <James.Ban.opensource@diasemi.com>");
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MODULE_DESCRIPTION("Regulator device driver for Dialog DA9211");
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MODULE_LICENSE("GPL v2");
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@ -0,0 +1,271 @@
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/*
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* da9211-regulator.h - Regulator definitions for DA9211
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* Copyright (C) 2014 Dialog Semiconductor Ltd.
|
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*
|
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* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Library General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Library General Public License for more details.
|
||||
*/
|
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#ifndef __DA9211_REGISTERS_H__
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#define __DA9211_REGISTERS_H__
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/* Page selection */
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#define DA9211_REG_PAGE_CON 0x00
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/* System Control and Event Registers */
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#define DA9211_REG_STATUS_A 0x50
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#define DA9211_REG_STATUS_B 0x51
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#define DA9211_REG_EVENT_A 0x52
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#define DA9211_REG_EVENT_B 0x53
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#define DA9211_REG_MASK_A 0x54
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#define DA9211_REG_MASK_B 0x55
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#define DA9211_REG_CONTROL_A 0x56
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/* GPIO Control Registers */
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#define DA9211_REG_GPIO_0_1 0x58
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#define DA9211_REG_GPIO_2_3 0x59
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#define DA9211_REG_GPIO_4 0x5A
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||||
|
||||
/* Regulator Registers */
|
||||
#define DA9211_REG_BUCKA_CONT 0x5D
|
||||
#define DA9211_REG_BUCKB_CONT 0x5E
|
||||
#define DA9211_REG_BUCK_ILIM 0xD0
|
||||
#define DA9211_REG_BUCKA_CONF 0xD1
|
||||
#define DA9211_REG_BUCKB_CONF 0xD2
|
||||
#define DA9211_REG_BUCK_CONF 0xD3
|
||||
#define DA9211_REG_VBACKA_MAX 0xD5
|
||||
#define DA9211_REG_VBACKB_MAX 0xD6
|
||||
#define DA9211_REG_VBUCKA_A 0xD7
|
||||
#define DA9211_REG_VBUCKA_B 0xD8
|
||||
#define DA9211_REG_VBUCKB_A 0xD9
|
||||
#define DA9211_REG_VBUCKB_B 0xDA
|
||||
|
||||
/* I2C Interface Settings */
|
||||
#define DA9211_REG_INTERFACE 0x105
|
||||
|
||||
/* BUCK Phase Selection*/
|
||||
#define DA9211_REG_CONFIG_E 0x147
|
||||
|
||||
/*
|
||||
* Registers bits
|
||||
*/
|
||||
/* DA9211_REG_PAGE_CON (addr=0x00) */
|
||||
#define DA9211_REG_PAGE_SHIFT 1
|
||||
#define DA9211_REG_PAGE_MASK 0x02
|
||||
/* On I2C registers 0x00 - 0xFF */
|
||||
#define DA9211_REG_PAGE0 0
|
||||
/* On I2C registers 0x100 - 0x1FF */
|
||||
#define DA9211_REG_PAGE2 2
|
||||
#define DA9211_PAGE_WRITE_MODE 0x00
|
||||
#define DA9211_REPEAT_WRITE_MODE 0x40
|
||||
#define DA9211_PAGE_REVERT 0x80
|
||||
|
||||
/* DA9211_REG_STATUS_A (addr=0x50) */
|
||||
#define DA9211_GPI0 0x01
|
||||
#define DA9211_GPI1 0x02
|
||||
#define DA9211_GPI2 0x04
|
||||
#define DA9211_GPI3 0x08
|
||||
#define DA9211_GPI4 0x10
|
||||
|
||||
/* DA9211_REG_EVENT_A (addr=0x52) */
|
||||
#define DA9211_E_GPI0 0x01
|
||||
#define DA9211_E_GPI1 0x02
|
||||
#define DA9211_E_GPI2 0x04
|
||||
#define DA9211_E_GPI3 0x08
|
||||
#define DA9211_E_GPI4 0x10
|
||||
#define DA9211_E_UVLO_IO 0x40
|
||||
|
||||
/* DA9211_REG_EVENT_B (addr=0x53) */
|
||||
#define DA9211_E_PWRGOOD_A 0x01
|
||||
#define DA9211_E_PWRGOOD_B 0x02
|
||||
#define DA9211_E_TEMP_WARN 0x04
|
||||
#define DA9211_E_TEMP_CRIT 0x08
|
||||
#define DA9211_E_OV_CURR_A 0x10
|
||||
#define DA9211_E_OV_CURR_B 0x20
|
||||
|
||||
/* DA9211_REG_MASK_A (addr=0x54) */
|
||||
#define DA9211_M_GPI0 0x01
|
||||
#define DA9211_M_GPI1 0x02
|
||||
#define DA9211_M_GPI2 0x04
|
||||
#define DA9211_M_GPI3 0x08
|
||||
#define DA9211_M_GPI4 0x10
|
||||
#define DA9211_M_UVLO_IO 0x40
|
||||
|
||||
/* DA9211_REG_MASK_B (addr=0x55) */
|
||||
#define DA9211_M_PWRGOOD_A 0x01
|
||||
#define DA9211_M_PWRGOOD_B 0x02
|
||||
#define DA9211_M_TEMP_WARN 0x04
|
||||
#define DA9211_M_TEMP_CRIT 0x08
|
||||
#define DA9211_M_OV_CURR_A 0x10
|
||||
#define DA9211_M_OV_CURR_B 0x20
|
||||
|
||||
/* DA9211_REG_CONTROL_A (addr=0x56) */
|
||||
#define DA9211_DEBOUNCING_SHIFT 0
|
||||
#define DA9211_DEBOUNCING_MASK 0x07
|
||||
#define DA9211_SLEW_RATE_SHIFT 3
|
||||
#define DA9211_SLEW_RATE_A_MASK 0x18
|
||||
#define DA9211_SLEW_RATE_B_SHIFT 5
|
||||
#define DA9211_SLEW_RATE_B_MASK 0x60
|
||||
#define DA9211_V_LOCK 0x80
|
||||
|
||||
/* DA9211_REG_GPIO_0_1 (addr=0x58) */
|
||||
#define DA9211_GPIO0_PIN_SHIFT 0
|
||||
#define DA9211_GPIO0_PIN_MASK 0x03
|
||||
#define DA9211_GPIO0_PIN_GPI 0x00
|
||||
#define DA9211_GPIO0_PIN_GPO_OD 0x02
|
||||
#define DA9211_GPIO0_PIN_GPO 0x03
|
||||
#define DA9211_GPIO0_TYPE 0x04
|
||||
#define DA9211_GPIO0_TYPE_GPI 0x00
|
||||
#define DA9211_GPIO0_TYPE_GPO 0x04
|
||||
#define DA9211_GPIO0_MODE 0x08
|
||||
#define DA9211_GPIO1_PIN_SHIFT 4
|
||||
#define DA9211_GPIO1_PIN_MASK 0x30
|
||||
#define DA9211_GPIO1_PIN_GPI 0x00
|
||||
#define DA9211_GPIO1_PIN_VERROR 0x10
|
||||
#define DA9211_GPIO1_PIN_GPO_OD 0x20
|
||||
#define DA9211_GPIO1_PIN_GPO 0x30
|
||||
#define DA9211_GPIO1_TYPE_SHIFT 0x40
|
||||
#define DA9211_GPIO1_TYPE_GPI 0x00
|
||||
#define DA9211_GPIO1_TYPE_GPO 0x40
|
||||
#define DA9211_GPIO1_MODE 0x80
|
||||
|
||||
/* DA9211_REG_GPIO_2_3 (addr=0x59) */
|
||||
#define DA9211_GPIO2_PIN_SHIFT 0
|
||||
#define DA9211_GPIO2_PIN_MASK 0x03
|
||||
#define DA9211_GPIO2_PIN_GPI 0x00
|
||||
#define DA9211_GPIO5_PIN_BUCK_CLK 0x10
|
||||
#define DA9211_GPIO2_PIN_GPO_OD 0x02
|
||||
#define DA9211_GPIO2_PIN_GPO 0x03
|
||||
#define DA9211_GPIO2_TYPE 0x04
|
||||
#define DA9211_GPIO2_TYPE_GPI 0x00
|
||||
#define DA9211_GPIO2_TYPE_GPO 0x04
|
||||
#define DA9211_GPIO2_MODE 0x08
|
||||
#define DA9211_GPIO3_PIN_SHIFT 4
|
||||
#define DA9211_GPIO3_PIN_MASK 0x30
|
||||
#define DA9211_GPIO3_PIN_GPI 0x00
|
||||
#define DA9211_GPIO3_PIN_IERROR 0x10
|
||||
#define DA9211_GPIO3_PIN_GPO_OD 0x20
|
||||
#define DA9211_GPIO3_PIN_GPO 0x30
|
||||
#define DA9211_GPIO3_TYPE_SHIFT 0x40
|
||||
#define DA9211_GPIO3_TYPE_GPI 0x00
|
||||
#define DA9211_GPIO3_TYPE_GPO 0x40
|
||||
#define DA9211_GPIO3_MODE 0x80
|
||||
|
||||
/* DA9211_REG_GPIO_4 (addr=0x5A) */
|
||||
#define DA9211_GPIO4_PIN_SHIFT 0
|
||||
#define DA9211_GPIO4_PIN_MASK 0x03
|
||||
#define DA9211_GPIO4_PIN_GPI 0x00
|
||||
#define DA9211_GPIO4_PIN_GPO_OD 0x02
|
||||
#define DA9211_GPIO4_PIN_GPO 0x03
|
||||
#define DA9211_GPIO4_TYPE 0x04
|
||||
#define DA9211_GPIO4_TYPE_GPI 0x00
|
||||
#define DA9211_GPIO4_TYPE_GPO 0x04
|
||||
#define DA9211_GPIO4_MODE 0x08
|
||||
|
||||
/* DA9211_REG_BUCKA_CONT (addr=0x5D) */
|
||||
#define DA9211_BUCKA_EN 0x01
|
||||
#define DA9211_BUCKA_GPI_SHIFT 1
|
||||
#define DA9211_BUCKA_GPI_MASK 0x06
|
||||
#define DA9211_BUCKA_GPI_OFF 0x00
|
||||
#define DA9211_BUCKA_GPI_GPIO0 0x02
|
||||
#define DA9211_BUCKA_GPI_GPIO1 0x04
|
||||
#define DA9211_BUCKA_GPI_GPIO3 0x06
|
||||
#define DA9211_BUCKA_PD_DIS 0x08
|
||||
#define DA9211_VBUCKA_SEL 0x10
|
||||
#define DA9211_VBUCKA_SEL_A 0x00
|
||||
#define DA9211_VBUCKA_SEL_B 0x10
|
||||
#define DA9211_VBUCKA_GPI_SHIFT 5
|
||||
#define DA9211_VBUCKA_GPI_MASK 0x60
|
||||
#define DA9211_VBUCKA_GPI_OFF 0x00
|
||||
#define DA9211_VBUCKA_GPI_GPIO1 0x20
|
||||
#define DA9211_VBUCKA_GPI_GPIO2 0x40
|
||||
#define DA9211_VBUCKA_GPI_GPIO4 0x60
|
||||
|
||||
/* DA9211_REG_BUCKB_CONT (addr=0x5E) */
|
||||
#define DA9211_BUCKB_EN 0x01
|
||||
#define DA9211_BUCKB_GPI_SHIFT 1
|
||||
#define DA9211_BUCKB_GPI_MASK 0x06
|
||||
#define DA9211_BUCKB_GPI_OFF 0x00
|
||||
#define DA9211_BUCKB_GPI_GPIO0 0x02
|
||||
#define DA9211_BUCKB_GPI_GPIO1 0x04
|
||||
#define DA9211_BUCKB_GPI_GPIO3 0x06
|
||||
#define DA9211_BUCKB_PD_DIS 0x08
|
||||
#define DA9211_VBUCKB_SEL 0x10
|
||||
#define DA9211_VBUCKB_SEL_A 0x00
|
||||
#define DA9211_VBUCKB_SEL_B 0x10
|
||||
#define DA9211_VBUCKB_GPI_SHIFT 5
|
||||
#define DA9211_VBUCKB_GPI_MASK 0x60
|
||||
#define DA9211_VBUCKB_GPI_OFF 0x00
|
||||
#define DA9211_VBUCKB_GPI_GPIO1 0x20
|
||||
#define DA9211_VBUCKB_GPI_GPIO2 0x40
|
||||
#define DA9211_VBUCKB_GPI_GPIO4 0x60
|
||||
|
||||
/* DA9211_REG_BUCK_ILIM (addr=0xD0) */
|
||||
#define DA9211_BUCKA_ILIM_SHIFT 0
|
||||
#define DA9211_BUCKA_ILIM_MASK 0x0F
|
||||
#define DA9211_BUCKB_ILIM_SHIFT 4
|
||||
#define DA9211_BUCKB_ILIM_MASK 0xF0
|
||||
|
||||
/* DA9211_REG_BUCKA_CONF (addr=0xD1) */
|
||||
#define DA9211_BUCKA_MODE_SHIFT 0
|
||||
#define DA9211_BUCKA_MODE_MASK 0x03
|
||||
#define DA9211_BUCKA_MODE_MANUAL 0x00
|
||||
#define DA9211_BUCKA_MODE_SLEEP 0x01
|
||||
#define DA9211_BUCKA_MODE_SYNC 0x02
|
||||
#define DA9211_BUCKA_MODE_AUTO 0x03
|
||||
#define DA9211_BUCKA_UP_CTRL_SHIFT 2
|
||||
#define DA9211_BUCKA_UP_CTRL_MASK 0x1C
|
||||
#define DA9211_BUCKA_DOWN_CTRL_SHIFT 5
|
||||
#define DA9211_BUCKA_DOWN_CTRL_MASK 0xE0
|
||||
|
||||
/* DA9211_REG_BUCKB_CONF (addr=0xD2) */
|
||||
#define DA9211_BUCKB_MODE_SHIFT 0
|
||||
#define DA9211_BUCKB_MODE_MASK 0x03
|
||||
#define DA9211_BUCKB_MODE_MANUAL 0x00
|
||||
#define DA9211_BUCKB_MODE_SLEEP 0x01
|
||||
#define DA9211_BUCKB_MODE_SYNC 0x02
|
||||
#define DA9211_BUCKB_MODE_AUTO 0x03
|
||||
#define DA9211_BUCKB_UP_CTRL_SHIFT 2
|
||||
#define DA9211_BUCKB_UP_CTRL_MASK 0x1C
|
||||
#define DA9211_BUCKB_DOWN_CTRL_SHIFT 5
|
||||
#define DA9211_BUCKB_DOWN_CTRL_MASK 0xE0
|
||||
|
||||
/* DA9211_REG_BUCK_CONF (addr=0xD3) */
|
||||
#define DA9211_PHASE_SEL_A_SHIFT 0
|
||||
#define DA9211_PHASE_SEL_A_MASK 0x03
|
||||
#define DA9211_PHASE_SEL_B_SHIFT 2
|
||||
#define DA9211_PHASE_SEL_B_MASK 0x04
|
||||
#define DA9211_PH_SH_EN_A_SHIFT 3
|
||||
#define DA9211_PH_SH_EN_A_MASK 0x08
|
||||
#define DA9211_PH_SH_EN_B_SHIFT 4
|
||||
#define DA9211_PH_SH_EN_B_MASK 0x10
|
||||
|
||||
/* DA9211_REG_VBUCKA_MAX (addr=0xD5) */
|
||||
#define DA9211_VBUCKA_BASE_SHIFT 0
|
||||
#define DA9211_VBUCKA_BASE_MASK 0x7F
|
||||
|
||||
/* DA9211_REG_VBUCKB_MAX (addr=0xD6) */
|
||||
#define DA9211_VBUCKB_BASE_SHIFT 0
|
||||
#define DA9211_VBUCKB_BASE_MASK 0x7F
|
||||
|
||||
/* DA9211_REG_VBUCKA/B_A/B (addr=0xD7/0xD8/0xD9/0xDA) */
|
||||
#define DA9211_VBUCK_SHIFT 0
|
||||
#define DA9211_VBUCK_MASK 0x7F
|
||||
#define DA9211_VBUCK_BIAS 0
|
||||
#define DA9211_BUCK_SL 0x80
|
||||
|
||||
/* DA9211_REG_INTERFACE (addr=0x105) */
|
||||
#define DA9211_IF_BASE_ADDR_SHIFT 4
|
||||
#define DA9211_IF_BASE_ADDR_MASK 0xF0
|
||||
|
||||
/* DA9211_REG_CONFIG_E (addr=0x147) */
|
||||
#define DA9211_SLAVE_SEL 0x40
|
||||
|
||||
#endif /* __DA9211_REGISTERS_H__ */
|
||||
|
|
@ -0,0 +1,32 @@
|
|||
/*
|
||||
* da9211.h - Regulator device driver for DA9211
|
||||
* Copyright (C) 2014 Dialog Semiconductor Ltd.
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Library General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Library General Public License for more details.
|
||||
*/
|
||||
|
||||
#ifndef __LINUX_REGULATOR_DA9211_H
|
||||
#define __LINUX_REGULATOR_DA9211_H
|
||||
|
||||
#include <linux/regulator/machine.h>
|
||||
|
||||
#define DA9211_MAX_REGULATORS 2
|
||||
|
||||
struct da9211_pdata {
|
||||
/*
|
||||
* Number of buck
|
||||
* 1 : 4 phase 1 buck
|
||||
* 2 : 2 phase 2 buck
|
||||
*/
|
||||
int num_buck;
|
||||
struct regulator_init_data *init_data;
|
||||
};
|
||||
#endif
|
||||
Loading…
Reference in New Issue