ASoC: add ttc-dkb machine support (b883f363) · Commits · e / devices / android_kernel_fairphone_FP5

sound/soc/pxa/Kconfig

+20 −0

Original line number	Diff line number	Diff line
		@@ -150,6 +150,26 @@ config SND_SOC_TAVOREVB3
		Say Y if you want to add support for SoC audio on the
		Marvell Saarb reference platform.

		config SND_PXA910_SOC
		tristate "SoC Audio for Marvell PXA910 chip"
		depends on ARCH_MMP && SND
		select SND_PCM
		help
		Say Y if you want to add support for SoC audio on the
		Marvell PXA910 reference platform.

		config SND_SOC_TTC_DKB
		bool "SoC Audio support for TTC DKB"
		depends on SND_PXA910_SOC && MACH_TTC_DKB
		select PXA_SSP
		select SND_PXA_SOC_SSP
		select SND_MMP_SOC
		select MFD_88PM860X
		select SND_SOC_88PM860X
		help
		Say Y if you want to add support for SoC audio on TTC DKB


		config SND_SOC_ZYLONITE
		tristate "SoC Audio support for Marvell Zylonite"
		depends on SND_PXA2XX_SOC && MACH_ZYLONITE

sound/soc/pxa/Makefile

+2 −0

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@ snd-soc-z2-objs := z2.o
		snd-soc-imote2-objs := imote2.o
		snd-soc-raumfeld-objs := raumfeld.o
		snd-soc-brownstone-objs := brownstone.o
		snd-soc-ttc-dkb-objs := ttc-dkb.o

		obj-$(CONFIG_SND_PXA2XX_SOC_CORGI) += snd-soc-corgi.o
		obj-$(CONFIG_SND_PXA2XX_SOC_POODLE) += snd-soc-poodle.o
		@@ -53,3 +54,4 @@ obj-$(CONFIG_SND_SOC_ZYLONITE) += snd-soc-zylonite.o
		obj-$(CONFIG_SND_PXA2XX_SOC_IMOTE2) += snd-soc-imote2.o
		obj-$(CONFIG_SND_SOC_RAUMFELD) += snd-soc-raumfeld.o
		obj-$(CONFIG_SND_MMP_SOC_BROWNSTONE) += snd-soc-brownstone.o
		obj-$(CONFIG_SND_SOC_TTC_DKB) += snd-soc-ttc-dkb.o

sound/soc/pxa/ttc-dkb.c

0 → 100644

+173 −0

Original line number	Diff line number	Diff line
		/*
		* linux/sound/soc/pxa/ttc_dkb.c
		*
		* Copyright (C) 2012 Marvell International Ltd.
		*
		* 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.
		*
		* 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.
		*
		* You should have received a copy of the GNU General Public License
		* along with this program; if not, write to the Free Software
		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		*
		*/
		#include <linux/module.h>
		#include <linux/moduleparam.h>
		#include <sound/core.h>
		#include <sound/pcm.h>
		#include <sound/soc.h>
		#include <sound/jack.h>
		#include <asm/mach-types.h>
		#include <sound/pcm_params.h>
		#include "../codecs/88pm860x-codec.h"

		static struct snd_soc_jack hs_jack, mic_jack;

		static struct snd_soc_jack_pin hs_jack_pins[] = {
		{ .pin = "Headset Stereophone", .mask = SND_JACK_HEADPHONE, },
		};

		static struct snd_soc_jack_pin mic_jack_pins[] = {
		{ .pin = "Headset Mic 2", .mask = SND_JACK_MICROPHONE, },
		};

		/* ttc machine dapm widgets */
		static const struct snd_soc_dapm_widget ttc_dapm_widgets[] = {
		SND_SOC_DAPM_HP("Headset Stereophone", NULL),
		SND_SOC_DAPM_LINE("Lineout Out 1", NULL),
		SND_SOC_DAPM_LINE("Lineout Out 2", NULL),
		SND_SOC_DAPM_SPK("Ext Speaker", NULL),
		SND_SOC_DAPM_MIC("Ext Mic 1", NULL),
		SND_SOC_DAPM_MIC("Headset Mic 2", NULL),
		SND_SOC_DAPM_MIC("Ext Mic 3", NULL),
		};

		/* ttc machine audio map */
		static const struct snd_soc_dapm_route ttc_audio_map[] = {
		{"Headset Stereophone", NULL, "HS1"},
		{"Headset Stereophone", NULL, "HS2"},

		{"Ext Speaker", NULL, "LSP"},
		{"Ext Speaker", NULL, "LSN"},

		{"Lineout Out 1", NULL, "LINEOUT1"},
		{"Lineout Out 2", NULL, "LINEOUT2"},

		{"MIC1P", NULL, "Mic1 Bias"},
		{"MIC1N", NULL, "Mic1 Bias"},
		{"Mic1 Bias", NULL, "Ext Mic 1"},

		{"MIC2P", NULL, "Mic1 Bias"},
		{"MIC2N", NULL, "Mic1 Bias"},
		{"Mic1 Bias", NULL, "Headset Mic 2"},

		{"MIC3P", NULL, "Mic3 Bias"},
		{"MIC3N", NULL, "Mic3 Bias"},
		{"Mic3 Bias", NULL, "Ext Mic 3"},
		};

		static int ttc_pm860x_init(struct snd_soc_pcm_runtime *rtd)
		{
		struct snd_soc_codec *codec = rtd->codec;
		struct snd_soc_dapm_context *dapm = &codec->dapm;

		/* connected pins */
		snd_soc_dapm_enable_pin(dapm, "Ext Speaker");
		snd_soc_dapm_enable_pin(dapm, "Ext Mic 1");
		snd_soc_dapm_enable_pin(dapm, "Ext Mic 3");
		snd_soc_dapm_disable_pin(dapm, "Headset Mic 2");
		snd_soc_dapm_disable_pin(dapm, "Headset Stereophone");

		/* Headset jack detection */
		snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE
		\| SND_JACK_BTN_0 \| SND_JACK_BTN_1 \| SND_JACK_BTN_2,
		&hs_jack);
		snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
		hs_jack_pins);
		snd_soc_jack_new(codec, "Microphone Jack", SND_JACK_MICROPHONE,
		&mic_jack);
		snd_soc_jack_add_pins(&mic_jack, ARRAY_SIZE(mic_jack_pins),
		mic_jack_pins);

		/* headphone, microphone detection & headset short detection */
		pm860x_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADPHONE,
		SND_JACK_BTN_0, SND_JACK_BTN_1, SND_JACK_BTN_2);
		pm860x_mic_jack_detect(codec, &hs_jack, SND_JACK_MICROPHONE);

		return 0;
		}

		/* ttc/td-dkb digital audio interface glue - connects codec <--> CPU */
		static struct snd_soc_dai_link ttc_pm860x_hifi_dai[] = {
		{
		.name = "88pm860x i2s",
		.stream_name = "audio playback",
		.codec_name = "88pm860x-codec",
		.platform_name = "mmp-pcm-audio",
		.cpu_dai_name = "pxa-ssp-dai.1",
		.codec_dai_name = "88pm860x-i2s",
		.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
		SND_SOC_DAIFMT_CBM_CFM,
		.init = ttc_pm860x_init,
		},
		};

		/* ttc/td audio machine driver */
		static struct snd_soc_card ttc_dkb_card = {
		.name = "ttc-dkb-hifi",
		.dai_link = ttc_pm860x_hifi_dai,
		.num_links = ARRAY_SIZE(ttc_pm860x_hifi_dai),

		.dapm_widgets = ttc_dapm_widgets,
		.num_dapm_widgets = ARRAY_SIZE(ttc_dapm_widgets),
		.dapm_routes = ttc_audio_map,
		.num_dapm_routes = ARRAY_SIZE(ttc_audio_map),
		};

		static int __devinit ttc_dkb_probe(struct platform_device *pdev)
		{
		struct snd_soc_card *card = &ttc_dkb_card;
		int ret;

		card->dev = &pdev->dev;

		ret = snd_soc_register_card(card);
		if (ret)
		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
		ret);

		return ret;
		}

		static int __devexit ttc_dkb_remove(struct platform_device *pdev)
		{
		struct snd_soc_card *card = platform_get_drvdata(pdev);

		snd_soc_unregister_card(card);

		return 0;
		}

		static struct platform_driver ttc_dkb_driver = {
		.driver = {
		.name = "ttc-dkb-audio",
		.owner = THIS_MODULE,
		},
		.probe = ttc_dkb_probe,
		.remove = __devexit_p(ttc_dkb_remove),
		};

		module_platform_driver(ttc_dkb_driver);

		/* Module information */
		MODULE_AUTHOR("Qiao Zhou, <zhouqiao@marvell.com>");
		MODULE_DESCRIPTION("ALSA SoC TTC DKB");
		MODULE_LICENSE("GPL");
		MODULE_ALIAS("platform:ttc-dkb-audio");