ASoC: S3C24XX: Support for Simtec Hermes boards (b2ec22e2) · Commits · e / devices / android_kernel_fairphone_FP3

sound/soc/s3c24xx/Kconfig

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		@@ -91,3 +91,10 @@ config SND_S3C24XX_SOC_SIMTEC_TLV320AIC23
		select SND_S3C24XX_SOC_I2S
		select SND_SOC_TLV320AIC23
		select SND_S3C24XX_SOC_SIMTEC

		config SND_S3C24XX_SOC_SIMTEC_HERMES
		tristate "SoC I2S Audio support for Simtec Hermes board"
		depends on SND_S3C24XX_SOC
		select SND_S3C24XX_SOC_I2S
		select SND_SOC_TLV320AIC3X
		select SND_S3C24XX_SOC_SIMTEC

sound/soc/s3c24xx/Makefile

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		@@ -21,6 +21,7 @@ snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o
		snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o
		snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o
		snd-soc-s3c24xx-simtec-objs := s3c24xx_simtec.o
		snd-soc-s3c24xx-simtec-hermes-objs := s3c24xx_simtec_hermes.o
		snd-soc-s3c24xx-simtec-tlv320aic23-objs := s3c24xx_simtec_tlv320aic23.o

		obj-$(CONFIG_SND_S3C24XX_SOC_JIVE_WM8750) += snd-soc-jive-wm8750.o
		@@ -30,4 +31,6 @@ obj-$(CONFIG_SND_S3C24XX_SOC_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o
		obj-$(CONFIG_SND_S3C24XX_SOC_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o
		obj-$(CONFIG_SND_S3C24XX_SOC_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o
		obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC) += snd-soc-s3c24xx-simtec.o
		obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC_HERMES) += snd-soc-s3c24xx-simtec-hermes.o
		obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC_TLV320AIC23) += snd-soc-s3c24xx-simtec-tlv320aic23.o

sound/soc/s3c24xx/s3c24xx_simtec_hermes.c

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		/* sound/soc/s3c24xx/s3c24xx_simtec_hermes.c
		*
		* Copyright 2009 Simtec Electronics
		*
		* 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.
		*/

		#include <linux/module.h>
		#include <linux/clk.h>
		#include <linux/platform_device.h>

		#include <sound/core.h>
		#include <sound/pcm.h>
		#include <sound/soc.h>
		#include <sound/soc-dapm.h>

		#include <plat/audio-simtec.h>

		#include "s3c24xx-pcm.h"
		#include "s3c24xx-i2s.h"
		#include "s3c24xx_simtec.h"

		#include "../codecs/tlv320aic3x.h"

		static const struct snd_soc_dapm_widget dapm_widgets[] = {
		SND_SOC_DAPM_LINE("GSM Out", NULL),
		SND_SOC_DAPM_LINE("GSM In", NULL),
		SND_SOC_DAPM_LINE("Line In", NULL),
		SND_SOC_DAPM_LINE("Line Out", NULL),
		SND_SOC_DAPM_LINE("ZV", NULL),
		SND_SOC_DAPM_MIC("Mic Jack", NULL),
		SND_SOC_DAPM_HP("Headphone Jack", NULL),
		};

		static const struct snd_soc_dapm_route base_map[] = {
		/* Headphone connected to HP{L,R}OUT and HP{L,R}COM */

		{ "Headphone Jack", NULL, "HPLOUT" },
		{ "Headphone Jack", NULL, "HPLCOM" },
		{ "Headphone Jack", NULL, "HPROUT" },
		{ "Headphone Jack", NULL, "HPRCOM" },

		/* ZV connected to Line1 */

		{ "LINE1L", NULL, "ZV" },
		{ "LINE1R", NULL, "ZV" },

		/* Line In connected to Line2 */

		{ "LINE2L", NULL, "Line In" },
		{ "LINE2R", NULL, "Line In" },

		/* Microphone connected to MIC3R and MIC_BIAS */

		{ "MIC3L", NULL, "Mic Jack" },

		/* GSM connected to MONO_LOUT and MIC3L (in) */

		{ "GSM Out", NULL, "MONO_LOUT" },
		{ "MIC3L", NULL, "GSM In" },

		/* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are
		* not using the DAPM to power it up and down as there it makes
		* a click when powering up. */
		};

		/**
		* simtec_hermes_init - initialise and add controls
		* @codec; The codec instance to attach to.
		*
		* Attach our controls and configure the necessary codec
		* mappings for our sound card instance.
		*/
		static int simtec_hermes_init(struct snd_soc_codec *codec)
		{
		snd_soc_dapm_new_controls(codec, dapm_widgets,
		ARRAY_SIZE(dapm_widgets));

		snd_soc_dapm_add_routes(codec, base_map, ARRAY_SIZE(base_map));

		snd_soc_dapm_enable_pin(codec, "Headphone Jack");
		snd_soc_dapm_enable_pin(codec, "Line In");
		snd_soc_dapm_enable_pin(codec, "Line Out");
		snd_soc_dapm_enable_pin(codec, "Mic Jack");

		simtec_audio_init(codec);
		snd_soc_dapm_sync(codec);

		return 0;
		}

		static struct aic3x_setup_data codec_setup = {
		};

		static struct snd_soc_dai_link simtec_dai_aic33 = {
		.name = "tlv320aic33",
		.stream_name = "TLV320AIC33",
		.cpu_dai = &s3c24xx_i2s_dai,
		.codec_dai = &aic3x_dai,
		.init = simtec_hermes_init,
		};

		/* simtec audio machine driver */
		static struct snd_soc_card snd_soc_machine_simtec_aic33 = {
		.name = "Simtec-Hermes",
		.platform = &s3c24xx_soc_platform,
		.dai_link = &simtec_dai_aic33,
		.num_links = 1,
		};

		/* simtec audio subsystem */
		static struct snd_soc_device simtec_snd_devdata_aic33 = {
		.card = &snd_soc_machine_simtec_aic33,
		.codec_dev = &soc_codec_dev_aic3x,
		.codec_data = &codec_setup,
		};

		static int __devinit simtec_audio_hermes_probe(struct platform_device *pd)
		{
		dev_info(&pd->dev, "probing....\n");
		return simtec_audio_core_probe(pd, &simtec_snd_devdata_aic33);
		}

		static struct platform_driver simtec_audio_hermes_platdrv = {
		.driver = {
		.owner = THIS_MODULE,
		.name = "s3c24xx-simtec-hermes-snd",
		.pm = simtec_audio_pm,
		},
		.probe = simtec_audio_hermes_probe,
		.remove = __devexit_p(simtec_audio_remove),
		};

		MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");

		static int __init simtec_hermes_modinit(void)
		{
		return platform_driver_register(&simtec_audio_hermes_platdrv);
		}

		static void __exit simtec_hermes_modexit(void)
		{
		platform_driver_unregister(&simtec_audio_hermes_platdrv);
		}

		module_init(simtec_hermes_modinit);
		module_exit(simtec_hermes_modexit);

		MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
		MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
		MODULE_LICENSE("GPL");