162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Driver for the PCM512x CODECs 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Author: Mark Brown <broonie@kernel.org> 662306a36Sopenharmony_ci * Copyright 2014 Linaro Ltd 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/init.h> 1062306a36Sopenharmony_ci#include <linux/module.h> 1162306a36Sopenharmony_ci#include <linux/i2c.h> 1262306a36Sopenharmony_ci#include <linux/acpi.h> 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#include "pcm512x.h" 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_cistatic int pcm512x_i2c_probe(struct i2c_client *i2c) 1762306a36Sopenharmony_ci{ 1862306a36Sopenharmony_ci struct regmap *regmap; 1962306a36Sopenharmony_ci struct regmap_config config = pcm512x_regmap; 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci /* msb needs to be set to enable auto-increment of addresses */ 2262306a36Sopenharmony_ci config.read_flag_mask = 0x80; 2362306a36Sopenharmony_ci config.write_flag_mask = 0x80; 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci regmap = devm_regmap_init_i2c(i2c, &config); 2662306a36Sopenharmony_ci if (IS_ERR(regmap)) 2762306a36Sopenharmony_ci return PTR_ERR(regmap); 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci return pcm512x_probe(&i2c->dev, regmap); 3062306a36Sopenharmony_ci} 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_cistatic void pcm512x_i2c_remove(struct i2c_client *i2c) 3362306a36Sopenharmony_ci{ 3462306a36Sopenharmony_ci pcm512x_remove(&i2c->dev); 3562306a36Sopenharmony_ci} 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_cistatic const struct i2c_device_id pcm512x_i2c_id[] = { 3862306a36Sopenharmony_ci { "pcm5121", }, 3962306a36Sopenharmony_ci { "pcm5122", }, 4062306a36Sopenharmony_ci { "pcm5141", }, 4162306a36Sopenharmony_ci { "pcm5142", }, 4262306a36Sopenharmony_ci { } 4362306a36Sopenharmony_ci}; 4462306a36Sopenharmony_ciMODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id); 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ci#if defined(CONFIG_OF) 4762306a36Sopenharmony_cistatic const struct of_device_id pcm512x_of_match[] = { 4862306a36Sopenharmony_ci { .compatible = "ti,pcm5121", }, 4962306a36Sopenharmony_ci { .compatible = "ti,pcm5122", }, 5062306a36Sopenharmony_ci { .compatible = "ti,pcm5141", }, 5162306a36Sopenharmony_ci { .compatible = "ti,pcm5142", }, 5262306a36Sopenharmony_ci { } 5362306a36Sopenharmony_ci}; 5462306a36Sopenharmony_ciMODULE_DEVICE_TABLE(of, pcm512x_of_match); 5562306a36Sopenharmony_ci#endif 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci#ifdef CONFIG_ACPI 5862306a36Sopenharmony_cistatic const struct acpi_device_id pcm512x_acpi_match[] = { 5962306a36Sopenharmony_ci { "104C5121", 0 }, 6062306a36Sopenharmony_ci { "104C5122", 0 }, 6162306a36Sopenharmony_ci { "104C5141", 0 }, 6262306a36Sopenharmony_ci { "104C5142", 0 }, 6362306a36Sopenharmony_ci { }, 6462306a36Sopenharmony_ci}; 6562306a36Sopenharmony_ciMODULE_DEVICE_TABLE(acpi, pcm512x_acpi_match); 6662306a36Sopenharmony_ci#endif 6762306a36Sopenharmony_ci 6862306a36Sopenharmony_cistatic struct i2c_driver pcm512x_i2c_driver = { 6962306a36Sopenharmony_ci .probe = pcm512x_i2c_probe, 7062306a36Sopenharmony_ci .remove = pcm512x_i2c_remove, 7162306a36Sopenharmony_ci .id_table = pcm512x_i2c_id, 7262306a36Sopenharmony_ci .driver = { 7362306a36Sopenharmony_ci .name = "pcm512x", 7462306a36Sopenharmony_ci .of_match_table = of_match_ptr(pcm512x_of_match), 7562306a36Sopenharmony_ci .acpi_match_table = ACPI_PTR(pcm512x_acpi_match), 7662306a36Sopenharmony_ci .pm = &pcm512x_pm_ops, 7762306a36Sopenharmony_ci }, 7862306a36Sopenharmony_ci}; 7962306a36Sopenharmony_ci 8062306a36Sopenharmony_cimodule_i2c_driver(pcm512x_i2c_driver); 8162306a36Sopenharmony_ci 8262306a36Sopenharmony_ciMODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C"); 8362306a36Sopenharmony_ciMODULE_AUTHOR("Mark Brown <broonie@kernel.org>"); 8462306a36Sopenharmony_ciMODULE_LICENSE("GPL v2"); 85