| /* |
| * Driver for the PCM512x CODECs |
| * |
| * Author: Mark Brown <broonie@kernel.org> |
| * Copyright 2014 Linaro Ltd |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * version 2 as published by the Free Software Foundation. |
| * |
| * This program 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 |
| * General Public License for more details. |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/module.h> |
| #include <linux/i2c.h> |
| #include <linux/acpi.h> |
| |
| #include "pcm512x.h" |
| |
| static int pcm512x_i2c_probe(struct i2c_client *i2c, |
| const struct i2c_device_id *id) |
| { |
| struct regmap *regmap; |
| struct regmap_config config = pcm512x_regmap; |
| |
| /* msb needs to be set to enable auto-increment of addresses */ |
| config.read_flag_mask = 0x80; |
| config.write_flag_mask = 0x80; |
| |
| regmap = devm_regmap_init_i2c(i2c, &config); |
| if (IS_ERR(regmap)) |
| return PTR_ERR(regmap); |
| |
| return pcm512x_probe(&i2c->dev, regmap); |
| } |
| |
| static int pcm512x_i2c_remove(struct i2c_client *i2c) |
| { |
| pcm512x_remove(&i2c->dev); |
| return 0; |
| } |
| |
| static const struct i2c_device_id pcm512x_i2c_id[] = { |
| { "pcm5121", }, |
| { "pcm5122", }, |
| { "pcm5141", }, |
| { "pcm5142", }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id); |
| |
| #if defined(CONFIG_OF) |
| static const struct of_device_id pcm512x_of_match[] = { |
| { .compatible = "ti,pcm5121", }, |
| { .compatible = "ti,pcm5122", }, |
| { .compatible = "ti,pcm5141", }, |
| { .compatible = "ti,pcm5142", }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, pcm512x_of_match); |
| #endif |
| |
| #ifdef CONFIG_ACPI |
| static const struct acpi_device_id pcm512x_acpi_match[] = { |
| { "104C5121", 0 }, |
| { "104C5122", 0 }, |
| { "104C5141", 0 }, |
| { "104C5142", 0 }, |
| { }, |
| }; |
| MODULE_DEVICE_TABLE(acpi, pcm512x_acpi_match); |
| #endif |
| |
| static struct i2c_driver pcm512x_i2c_driver = { |
| .probe = pcm512x_i2c_probe, |
| .remove = pcm512x_i2c_remove, |
| .id_table = pcm512x_i2c_id, |
| .driver = { |
| .name = "pcm512x", |
| .of_match_table = of_match_ptr(pcm512x_of_match), |
| .acpi_match_table = ACPI_PTR(pcm512x_acpi_match), |
| .pm = &pcm512x_pm_ops, |
| }, |
| }; |
| |
| module_i2c_driver(pcm512x_i2c_driver); |
| |
| MODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C"); |
| MODULE_AUTHOR("Mark Brown <broonie@kernel.org>"); |
| MODULE_LICENSE("GPL v2"); |