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2874c5fd28
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* wm8350-i2c.c -- Generic I2C driver for Wolfson WM8350 PMIC
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*
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* Copyright 2007, 2008 Wolfson Microelectronics PLC.
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*
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* Author: Liam Girdwood
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* linux@wolfsonmicro.com
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*/
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#include <linux/err.h>
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#include <linux/init.h>
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#include <linux/i2c.h>
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#include <linux/platform_device.h>
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#include <linux/mfd/wm8350/core.h>
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#include <linux/regmap.h>
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#include <linux/slab.h>
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static int wm8350_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 wm8350 *wm8350;
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struct wm8350_platform_data *pdata = dev_get_platdata(&i2c->dev);
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int ret = 0;
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wm8350 = devm_kzalloc(&i2c->dev, sizeof(struct wm8350), GFP_KERNEL);
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if (wm8350 == NULL)
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return -ENOMEM;
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wm8350->regmap = devm_regmap_init_i2c(i2c, &wm8350_regmap);
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if (IS_ERR(wm8350->regmap)) {
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ret = PTR_ERR(wm8350->regmap);
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dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
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ret);
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return ret;
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}
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i2c_set_clientdata(i2c, wm8350);
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wm8350->dev = &i2c->dev;
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return wm8350_device_init(wm8350, i2c->irq, pdata);
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}
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static const struct i2c_device_id wm8350_i2c_id[] = {
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{ "wm8350", 0 },
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{ "wm8351", 0 },
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{ "wm8352", 0 },
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{ }
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};
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static struct i2c_driver wm8350_i2c_driver = {
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.driver = {
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.name = "wm8350",
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.suppress_bind_attrs = true,
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},
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.probe = wm8350_i2c_probe,
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.id_table = wm8350_i2c_id,
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};
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static int __init wm8350_i2c_init(void)
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{
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return i2c_add_driver(&wm8350_i2c_driver);
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}
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/* init early so consumer devices can complete system boot */
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subsys_initcall(wm8350_i2c_init);
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