Merge remote-tracking branches 'regulator/topic/act8865', 'regulator/topic/can-change-voltage', 'regulator/topic/da9210' and 'regulator/topic/da9211' into regulator-next
This commit is contained in:
Mark Brown
Коммит
5fea0902ea
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@ -1,4 +1,4 @@
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* Dialog Semiconductor DA9210 Voltage Regulator
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* Dialog Semiconductor DA9210 Multi-phase 12A DCDC BUCK Converter
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Required properties:
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@ -18,8 +18,12 @@ Example:
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compatible = "dlg,da9210";
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reg = <0x68>;
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1000000>;
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interrupt-parent = <...>;
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interrupts = <...>;
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regulator-min-microvolt = <300000>;
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regulator-max-microvolt = <1570000>;
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regulator-min-microamp = <1600000>;
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regulator-max-microamp = <4600000>;
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regulator-boot-on;
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regulator-always-on;
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};
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@ -1,7 +1,8 @@
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* Dialog Semiconductor DA9211/DA9213/DA9215 Voltage Regulator
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* Dialog Semiconductor DA9211/DA9212/DA9213/DA9214/DA9215 Voltage Regulator
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Required properties:
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- compatible: "dlg,da9211" or "dlg,da9213" or "dlg,da9215"
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- compatible: "dlg,da9211" or "dlg,da9212" or "dlg,da9213"
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or "dlg,da9214" or "dlg,da9215"
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- reg: I2C slave address, usually 0x68.
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- interrupts: the interrupt outputs of the controller
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- regulators: A node that houses a sub-node for each regulator within the
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@ -21,6 +22,25 @@ Example 1) DA9211
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reg = <0x68>;
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interrupts = <3 27>;
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regulators {
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BUCKA {
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regulator-name = "VBUCKA";
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regulator-min-microvolt = < 300000>;
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regulator-max-microvolt = <1570000>;
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regulator-min-microamp = <2000000>;
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regulator-max-microamp = <5000000>;
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enable-gpios = <&gpio 27 0>;
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};
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};
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};
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Example 2) DA9212
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pmic: da9212@68 {
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compatible = "dlg,da9212";
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reg = <0x68>;
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interrupts = <3 27>;
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regulators {
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BUCKA {
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regulator-name = "VBUCKA";
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@ -41,12 +61,30 @@ Example 1) DA9211
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};
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};
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Example 2) DA9213
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Example 3) DA9213
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pmic: da9213@68 {
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compatible = "dlg,da9213";
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reg = <0x68>;
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interrupts = <3 27>;
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regulators {
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BUCKA {
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regulator-name = "VBUCKA";
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regulator-min-microvolt = < 300000>;
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regulator-max-microvolt = <1570000>;
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regulator-min-microamp = <3000000>;
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regulator-max-microamp = <6000000>;
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enable-gpios = <&gpio 27 0>;
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};
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};
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};
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Example 4) DA9214
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pmic: da9214@68 {
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compatible = "dlg,da9214";
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reg = <0x68>;
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interrupts = <3 27>;
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regulators {
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BUCKA {
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regulator-name = "VBUCKA";
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@ -67,8 +105,7 @@ Example 2) DA9213
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};
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};
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Example 3) DA9215
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Example 5) DA9215
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pmic: da9215@68 {
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compatible = "dlg,da9215";
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reg = <0x68>;
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@ -395,12 +395,6 @@ static int act8865_pdata_from_dt(struct device *dev,
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struct act8865_regulator_data *regulator;
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struct of_regulator_match *matches;
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np = of_get_child_by_name(dev->of_node, "regulators");
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if (!np) {
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dev_err(dev, "missing 'regulators' subnode in DT\n");
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return -EINVAL;
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}
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switch (type) {
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case ACT8600:
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matches = act8600_matches;
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@ -419,6 +413,12 @@ static int act8865_pdata_from_dt(struct device *dev,
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return -EINVAL;
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}
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np = of_get_child_by_name(dev->of_node, "regulators");
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if (!np) {
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dev_err(dev, "missing 'regulators' subnode in DT\n");
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return -EINVAL;
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}
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matched = of_regulator_match(dev, np, matches, num_matches);
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of_node_put(np);
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if (matched <= 0)
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@ -2508,33 +2508,6 @@ int regulator_is_enabled(struct regulator *regulator)
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}
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EXPORT_SYMBOL_GPL(regulator_is_enabled);
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/**
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* regulator_can_change_voltage - check if regulator can change voltage
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* @regulator: regulator source
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*
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* Returns positive if the regulator driver backing the source/client
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* can change its voltage, false otherwise. Useful for detecting fixed
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* or dummy regulators and disabling voltage change logic in the client
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* driver.
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*/
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int regulator_can_change_voltage(struct regulator *regulator)
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{
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struct regulator_dev *rdev = regulator->rdev;
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if (regulator_ops_is_valid(rdev, REGULATOR_CHANGE_VOLTAGE)) {
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if (rdev->desc->n_voltages - rdev->desc->linear_min_sel > 1)
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return 1;
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if (rdev->desc->continuous_voltage_range &&
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rdev->constraints->min_uV && rdev->constraints->max_uV &&
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rdev->constraints->min_uV != rdev->constraints->max_uV)
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return 1;
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(regulator_can_change_voltage);
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/**
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* regulator_count_voltages - count regulator_list_voltage() selectors
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* @regulator: regulator source
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@ -21,12 +21,11 @@
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#include <linux/err.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/interrupt.h>
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#include <linux/irq.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/of_device.h>
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#include <linux/regulator/of_regulator.h>
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#include <linux/regmap.h>
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@ -179,6 +178,13 @@ error_i2c:
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/*
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* I2C driver interface functions
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*/
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static const struct of_device_id da9210_dt_ids[] = {
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{ .compatible = "dlg,da9210", },
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{ }
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};
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MODULE_DEVICE_TABLE(of, da9210_dt_ids);
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static int da9210_i2c_probe(struct i2c_client *i2c,
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const struct i2c_device_id *id)
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{
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@ -188,6 +194,16 @@ static int da9210_i2c_probe(struct i2c_client *i2c,
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struct regulator_dev *rdev = NULL;
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struct regulator_config config = { };
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int error;
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const struct of_device_id *match;
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if (i2c->dev.of_node && !pdata) {
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match = of_match_device(of_match_ptr(da9210_dt_ids),
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&i2c->dev);
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if (!match) {
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dev_err(&i2c->dev, "Error: No device match found\n");
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return -ENODEV;
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}
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}
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chip = devm_kzalloc(&i2c->dev, sizeof(struct da9210), GFP_KERNEL);
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if (!chip)
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@ -264,6 +280,7 @@ MODULE_DEVICE_TABLE(i2c, da9210_i2c_id);
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static struct i2c_driver da9210_regulator_driver = {
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.driver = {
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.name = "da9210",
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.of_match_table = of_match_ptr(da9210_dt_ids),
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},
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.probe = da9210_i2c_probe,
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.id_table = da9210_i2c_id,
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@ -1,5 +1,6 @@
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/*
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* da9211-regulator.c - Regulator device driver for DA9211/DA9213/DA9215
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* da9211-regulator.c - Regulator device driver for DA9211/DA9212
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* /DA9213/DA9214/DA9215
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* Copyright (C) 2015 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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@ -493,7 +494,9 @@ static int da9211_i2c_probe(struct i2c_client *i2c,
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static const struct i2c_device_id da9211_i2c_id[] = {
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{"da9211", DA9211},
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{"da9212", DA9212},
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{"da9213", DA9213},
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{"da9214", DA9214},
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{"da9215", DA9215},
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{},
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};
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@ -502,8 +505,10 @@ MODULE_DEVICE_TABLE(i2c, da9211_i2c_id);
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#ifdef CONFIG_OF
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static const struct of_device_id da9211_dt_ids[] = {
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{ .compatible = "dlg,da9211", .data = &da9211_i2c_id[0] },
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{ .compatible = "dlg,da9213", .data = &da9211_i2c_id[1] },
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{ .compatible = "dlg,da9215", .data = &da9211_i2c_id[2] },
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{ .compatible = "dlg,da9212", .data = &da9211_i2c_id[1] },
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{ .compatible = "dlg,da9213", .data = &da9211_i2c_id[2] },
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{ .compatible = "dlg,da9214", .data = &da9211_i2c_id[3] },
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{ .compatible = "dlg,da9215", .data = &da9211_i2c_id[4] },
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{},
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};
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MODULE_DEVICE_TABLE(of, da9211_dt_ids);
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@ -521,5 +526,5 @@ static struct i2c_driver da9211_regulator_driver = {
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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/DA9213/DA9215");
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MODULE_DESCRIPTION("DA9211/DA9212/DA9213/DA9214/DA9215 regulator driver");
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MODULE_LICENSE("GPL");
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@ -1,5 +1,6 @@
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/*
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* da9211-regulator.h - Regulator definitions for DA9211/DA9213/DA9215
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* da9211-regulator.h - Regulator definitions for DA9211/DA9212
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* /DA9213/DA9214/DA9215
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* Copyright (C) 2015 Dialog Semiconductor Ltd.
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*
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* This program is free software; you can redistribute it and/or
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@ -224,7 +224,6 @@ int regulator_bulk_force_disable(int num_consumers,
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void regulator_bulk_free(int num_consumers,
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struct regulator_bulk_data *consumers);
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int regulator_can_change_voltage(struct regulator *regulator);
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int regulator_count_voltages(struct regulator *regulator);
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int regulator_list_voltage(struct regulator *regulator, unsigned selector);
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int regulator_is_supported_voltage(struct regulator *regulator,
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@ -436,11 +435,6 @@ static inline void regulator_bulk_free(int num_consumers,
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{
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}
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static inline int regulator_can_change_voltage(struct regulator *regulator)
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{
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return 0;
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}
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static inline int regulator_set_voltage(struct regulator *regulator,
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int min_uV, int max_uV)
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{
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@ -1,5 +1,6 @@
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/*
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* da9211.h - Regulator device driver for DA9211/DA9213/DA9215
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* da9211.h - Regulator device driver for DA9211/DA9212
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* /DA9213/DA9214/DA9215
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* Copyright (C) 2015 Dialog Semiconductor Ltd.
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*
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* This program is free software; you can redistribute it and/or
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@ -22,7 +23,9 @@
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enum da9211_chip_id {
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DA9211,
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DA9212,
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DA9213,
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DA9214,
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DA9215,
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};
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