cregit-Linux how code gets into the kernel

Release 4.10 drivers/regulator/tps6105x-regulator.c

/*
 * Driver for TPS61050/61052 boost converters, typically used for white LEDs
 * or audio amplifiers.
 *
 * Copyright (C) 2011 ST-Ericsson SA
 * Written on behalf of Linaro for ST-Ericsson
 *
 * Author: Linus Walleij <linus.walleij@linaro.org>
 *
 * License terms: GNU General Public License (GPL) version 2
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/regmap.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tps6105x.h>


static const unsigned int tps6105x_voltages[] = {
	4500000,
	5000000,
	5250000,
	5000000, /* There is an additional 5V */
};


static struct regulator_ops tps6105x_regulator_ops = {
	.enable		= regulator_enable_regmap,
	.disable	= regulator_disable_regmap,
	.is_enabled	= regulator_is_enabled_regmap,
	.get_voltage_sel = regulator_get_voltage_sel_regmap,
	.set_voltage_sel = regulator_set_voltage_sel_regmap,
	.list_voltage	= regulator_list_voltage_table,
};


static const struct regulator_desc tps6105x_regulator_desc = {
	.name		= "tps6105x-boost",
	.ops		= &tps6105x_regulator_ops,
	.type		= REGULATOR_VOLTAGE,
	.id		= 0,
	.owner		= THIS_MODULE,
	.n_voltages	= ARRAY_SIZE(tps6105x_voltages),
	.volt_table	= tps6105x_voltages,
	.vsel_reg	= TPS6105X_REG_0,
	.vsel_mask	= TPS6105X_REG0_VOLTAGE_MASK,
	.enable_reg	= TPS6105X_REG_0,
	.enable_mask	= TPS6105X_REG0_MODE_MASK,
	.enable_val	= TPS6105X_REG0_MODE_VOLTAGE <<
			  TPS6105X_REG0_MODE_SHIFT,
};

/*
 * Registers the chip as a voltage regulator
 */

static int tps6105x_regulator_probe(struct platform_device *pdev) { struct tps6105x *tps6105x = dev_get_platdata(&pdev->dev); struct tps6105x_platform_data *pdata = tps6105x->pdata; struct regulator_config config = { }; int ret; /* This instance is not set for regulator mode so bail out */ if (pdata->mode != TPS6105X_MODE_VOLTAGE) { dev_info(&pdev->dev, "chip not in voltage mode mode, exit probe\n"); return 0; } config.dev = &tps6105x->client->dev; config.init_data = pdata->regulator_data; config.driver_data = tps6105x; config.regmap = tps6105x->regmap; /* Register regulator with framework */ tps6105x->regulator = devm_regulator_register(&pdev->dev, &tps6105x_regulator_desc, &config); if (IS_ERR(tps6105x->regulator)) { ret = PTR_ERR(tps6105x->regulator); dev_err(&tps6105x->client->dev, "failed to register regulator\n"); return ret; } platform_set_drvdata(pdev, tps6105x); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
linus walleijlinus walleij10665.03%112.50%
mark brownmark brown3018.40%112.50%
axel linaxel lin159.20%225.00%
jingoo hanjingoo han74.29%225.00%
samuel ortizsamuel ortiz42.45%112.50%
rajendra nayakrajendra nayak10.61%112.50%
Total163100.00%8100.00%

static struct platform_driver tps6105x_regulator_driver = { .driver = { .name = "tps6105x-regulator", }, .probe = tps6105x_regulator_probe, };
static __init int tps6105x_regulator_init(void) { return platform_driver_register(&tps6105x_regulator_driver); }

Contributors

PersonTokensPropCommitsCommitProp
linus walleijlinus walleij16100.00%1100.00%
Total16100.00%1100.00%

subsys_initcall(tps6105x_regulator_init);
static __exit void tps6105x_regulator_exit(void) { platform_driver_unregister(&tps6105x_regulator_driver); }

Contributors

PersonTokensPropCommitsCommitProp
linus walleijlinus walleij15100.00%1100.00%
Total15100.00%1100.00%

module_exit(tps6105x_regulator_exit); MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); MODULE_DESCRIPTION("TPS6105x regulator driver"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:tps6105x-regulator");

Overall Contributors

PersonTokensPropCommitsCommitProp
linus walleijlinus walleij30775.80%19.09%
axel linaxel lin5513.58%436.36%
mark brownmark brown307.41%19.09%
jingoo hanjingoo han71.73%218.18%
samuel ortizsamuel ortiz40.99%19.09%
grigoryev denisgrigoryev denis10.25%19.09%
rajendra nayakrajendra nayak10.25%19.09%
Total405100.00%11100.00%
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