ASoC: Add ADAU1372 audio CODEC support (6cd4c645) · Commits · 戴 / test

sound/soc/codecs/Kconfig

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		@@ -23,6 +23,8 @@ config SND_SOC_ALL_CODECS
		imply SND_SOC_AD193X_I2C
		imply SND_SOC_AD1980
		imply SND_SOC_AD73311
		imply SND_SOC_ADAU1372_I2C
		imply SND_SOC_ADAU1372_SPI
		imply SND_SOC_ADAU1373
		imply SND_SOC_ADAU1761_I2C
		imply SND_SOC_ADAU1761_SPI
		@@ -364,6 +366,20 @@ config SND_SOC_AD73311
		config SND_SOC_ADAU_UTILS
		tristate

		config SND_SOC_ADAU1372
		tristate
		select SND_SOC_ADAU_UTILS

		config SND_SOC_ADAU1372_I2C
		tristate "Analog Devices ADAU1372 CODEC (I2C)"
		select SND_SOC_ADAU1372
		select REGMAP_I2C

		config SND_SOC_ADAU1372_SPI
		tristate "Analog Devices ADAU1372 CODEC (SPI)"
		select SND_SOC_ADAU1372
		select REGMAP_SPI

		config SND_SOC_ADAU1373
		tristate
		depends on I2C

+6 −0

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		@@ -9,6 +9,9 @@ snd-soc-ad193x-i2c-objs := ad193x-i2c.o
		snd-soc-ad1980-objs := ad1980.o
		snd-soc-ad73311-objs := ad73311.o
		snd-soc-adau-utils-objs := adau-utils.o
		snd-soc-adau1372-objs := adau1372.o
		snd-soc-adau1372-i2c-objs := adau1372-i2c.o
		snd-soc-adau1372-spi-objs := adau1372-spi.o
		snd-soc-adau1373-objs := adau1373.o
		snd-soc-adau1701-objs := adau1701.o
		snd-soc-adau17x1-objs := adau17x1.o
		@@ -319,6 +322,9 @@ obj-$(CONFIG_SND_SOC_AD193X_I2C) += snd-soc-ad193x-i2c.o
		obj-$(CONFIG_SND_SOC_AD1980) += snd-soc-ad1980.o
		obj-$(CONFIG_SND_SOC_AD73311) += snd-soc-ad73311.o
		obj-$(CONFIG_SND_SOC_ADAU_UTILS) += snd-soc-adau-utils.o
		obj-$(CONFIG_SND_SOC_ADAU1372) += snd-soc-adau1372.o
		obj-$(CONFIG_SND_SOC_ADAU1372_I2C) += snd-soc-adau1372-i2c.o
		obj-$(CONFIG_SND_SOC_ADAU1372_SPI) += snd-soc-adau1372-spi.o
		obj-$(CONFIG_SND_SOC_ADAU1373) += snd-soc-adau1373.o
		obj-$(CONFIG_SND_SOC_ADAU1701) += snd-soc-adau1701.o
		obj-$(CONFIG_SND_SOC_ADAU17X1) += snd-soc-adau17x1.o

0 → 100644

+40 −0

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		// SPDX-License-Identifier: GPL-2.0-only
		/*
		* Driver for ADAU1372 codec
		*
		* Copyright 2016 Analog Devices Inc.
		* Author: Lars-Peter Clausen <lars@metafoo.de>
		*/

		#include <linux/i2c.h>
		#include <linux/mod_devicetable.h>
		#include <linux/module.h>
		#include <linux/regmap.h>
		#include <sound/soc.h>

		#include "adau1372.h"

		static int adau1372_i2c_probe(struct i2c_client client, const struct i2c_device_id id)
		{
		return adau1372_probe(&client->dev,
		devm_regmap_init_i2c(client, &adau1372_regmap_config), NULL);
		}

		static const struct i2c_device_id adau1372_i2c_ids[] = {
		{ "adau1372", 0 },
		{ }
		};
		MODULE_DEVICE_TABLE(i2c, adau1372_i2c_ids);

		static struct i2c_driver adau1372_i2c_driver = {
		.driver = {
		.name = "adau1372",
		},
		.probe = adau1372_i2c_probe,
		.id_table = adau1372_i2c_ids,
		};
		module_i2c_driver(adau1372_i2c_driver);

		MODULE_DESCRIPTION("ASoC ADAU1372 CODEC I2C driver");
		MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
		MODULE_LICENSE("GPL v2");

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		// SPDX-License-Identifier: GPL-2.0-only
		/*
		* Driver for ADAU1372 codec
		*
		* Copyright 2016 Analog Devices Inc.
		* Author: Lars-Peter Clausen <lars@metafoo.de>
		*/

		#include <linux/mod_devicetable.h>
		#include <linux/module.h>
		#include <linux/regmap.h>
		#include <linux/spi/spi.h>
		#include <sound/soc.h>

		#include "adau1372.h"

		static void adau1372_spi_switch_mode(struct device *dev)
		{
		struct spi_device *spi = to_spi_device(dev);

		/*
		* To get the device into SPI mode CLATCH has to be pulled low three
		* times. Do this by issuing three dummy reads.
		*/
		spi_w8r8(spi, 0x00);
		spi_w8r8(spi, 0x00);
		spi_w8r8(spi, 0x00);
		}

		static int adau1372_spi_probe(struct spi_device *spi)
		{
		struct regmap_config config;

		config = adau1372_regmap_config;
		config.read_flag_mask = 0x1;

		return adau1372_probe(&spi->dev,
		devm_regmap_init_spi(spi, &config), adau1372_spi_switch_mode);
		}

		static const struct spi_device_id adau1372_spi_id[] = {
		{ "adau1372", 0 },
		{ }
		};
		MODULE_DEVICE_TABLE(spi, adau1372_spi_id);

		static struct spi_driver adau1372_spi_driver = {
		.driver = {
		.name = "adau1372",
		},
		.probe = adau1372_spi_probe,
		.id_table = adau1372_spi_id,
		};
		module_spi_driver(adau1372_spi_driver);

		MODULE_DESCRIPTION("ASoC ADAU1372 CODEC SPI driver");
		MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
		MODULE_LICENSE("GPL v2");

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