1 files changed, 305 insertions, 0 deletions

diff --git a/sound/soc/samsung/goni_wm8994.c b/sound/soc/samsung/goni_wm8994.c
new file mode 100644
index 000000000000..eb6d72ed55a7
--- /dev/null
+++ b/sound/soc/samsung/goni_wm8994.c
@@ -0,0 +1,305 @@
+/*
+ * goni_wm8994.c
+ *
+ * Copyright (C) 2010 Samsung Electronics Co.Ltd
+ * Author: Chanwoo Choi <cw00.choi@samsung.com>
+ *
+ *  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.
+ *
+ */
+
+#include <sound/soc.h>
+#include <sound/jack.h>
+
+#include <asm/mach-types.h>
+#include <mach/gpio.h>
+
+#include "../codecs/wm8994.h"
+
+#define MACHINE_NAME    0
+#define CPU_VOICE_DAI   1
+
+static const char *aquila_str[] = {
+        [MACHINE_NAME] = "aquila",
+        [CPU_VOICE_DAI] = "aquila-voice-dai",
+};
+
+static struct snd_soc_card goni;
+static struct platform_device *goni_snd_device;
+
+/* 3.5 pie jack */
+static struct snd_soc_jack jack;
+
+/* 3.5 pie jack detection DAPM pins */
+static struct snd_soc_jack_pin jack_pins[] = {
+        {
+                .pin = "Headset Mic",
+                .mask = SND_JACK_MICROPHONE,
+        }, {
+                .pin = "Headset Stereophone",
+                .mask = SND_JACK_HEADPHONE | SND_JACK_MECHANICAL |
+                        SND_JACK_AVOUT,
+        },
+};
+
+/* 3.5 pie jack detection gpios */
+static struct snd_soc_jack_gpio jack_gpios[] = {
+        {
+                .gpio = S5PV210_GPH0(6),
+                .name = "DET_3.5",
+                .report = SND_JACK_HEADSET | SND_JACK_MECHANICAL |
+                        SND_JACK_AVOUT,
+                .debounce_time = 200,
+        },
+};
+
+static const struct snd_soc_dapm_widget goni_dapm_widgets[] = {
+        SND_SOC_DAPM_SPK("Ext Left Spk", NULL),
+        SND_SOC_DAPM_SPK("Ext Right Spk", NULL),
+        SND_SOC_DAPM_SPK("Ext Rcv", NULL),
+        SND_SOC_DAPM_HP("Headset Stereophone", NULL),
+        SND_SOC_DAPM_MIC("Headset Mic", NULL),
+        SND_SOC_DAPM_MIC("Main Mic", NULL),
+        SND_SOC_DAPM_MIC("2nd Mic", NULL),
+        SND_SOC_DAPM_LINE("Radio In", NULL),
+};
+
+static const struct snd_soc_dapm_route goni_dapm_routes[] = {
+        {"Ext Left Spk", NULL, "SPKOUTLP"},
+        {"Ext Left Spk", NULL, "SPKOUTLN"},
+
+        {"Ext Right Spk", NULL, "SPKOUTRP"},
+        {"Ext Right Spk", NULL, "SPKOUTRN"},
+
+        {"Ext Rcv", NULL, "HPOUT2N"},
+        {"Ext Rcv", NULL, "HPOUT2P"},
+
+        {"Headset Stereophone", NULL, "HPOUT1L"},
+        {"Headset Stereophone", NULL, "HPOUT1R"},
+
+        {"IN1RN", NULL, "Headset Mic"},
+        {"IN1RP", NULL, "Headset Mic"},
+
+        {"IN1RN", NULL, "2nd Mic"},
+        {"IN1RP", NULL, "2nd Mic"},
+
+        {"IN1LN", NULL, "Main Mic"},
+        {"IN1LP", NULL, "Main Mic"},
+
+        {"IN2LN", NULL, "Radio In"},
+        {"IN2RN", NULL, "Radio In"},
+};
+
+static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
+{
+        struct snd_soc_codec *codec = rtd->codec;
+        struct snd_soc_dapm_context *dapm = &codec->dapm;
+        int ret;
+
+        /* add goni specific widgets */
+        snd_soc_dapm_new_controls(dapm, goni_dapm_widgets,
+                        ARRAY_SIZE(goni_dapm_widgets));
+
+        /* set up goni specific audio routes */
+        snd_soc_dapm_add_routes(dapm, goni_dapm_routes,
+                        ARRAY_SIZE(goni_dapm_routes));
+
+        /* set endpoints to not connected */
+        snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN");
+        snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP");
+        snd_soc_dapm_nc_pin(dapm, "LINEOUT1N");
+        snd_soc_dapm_nc_pin(dapm, "LINEOUT1P");
+        snd_soc_dapm_nc_pin(dapm, "LINEOUT2N");
+        snd_soc_dapm_nc_pin(dapm, "LINEOUT2P");
+
+        if (machine_is_aquila()) {
+                snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
+                snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
+        }
+
+        snd_soc_dapm_sync(dapm);
+
+        /* Headset jack detection */
+        ret = snd_soc_jack_new(codec, "Headset Jack",
+                        SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT,
+                        &jack);
+        if (ret)
+                return ret;
+
+        ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
+        if (ret)
+                return ret;
+
+        ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
+        if (ret)
+                return ret;
+
+        return 0;
+}
+
+static int goni_hifi_hw_params(struct snd_pcm_substream *substream,
+                struct snd_pcm_hw_params *params)
+{
+        struct snd_soc_pcm_runtime *rtd = substream->private_data;
+        struct snd_soc_dai *codec_dai = rtd->codec_dai;
+        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+        unsigned int pll_out = 24000000;
+        int ret = 0;
+
+        /* set the cpu DAI configuration */
+        ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+                        SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
+        if (ret < 0)
+                return ret;
+
+        /* set codec DAI configuration */
+        ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+                        SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
+        if (ret < 0)
+                return ret;
+
+        /* set the codec FLL */
+        ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out,
+                        params_rate(params) * 256);
+        if (ret < 0)
+                return ret;
+
+        /* set the codec system clock */
+        ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
+                        params_rate(params) * 256, SND_SOC_CLOCK_IN);
+        if (ret < 0)
+                return ret;
+
+        return 0;
+}
+
+static struct snd_soc_ops goni_hifi_ops = {
+        .hw_params = goni_hifi_hw_params,
+};
+
+static int goni_voice_hw_params(struct snd_pcm_substream *substream,
+                struct snd_pcm_hw_params *params)
+{
+        struct snd_soc_pcm_runtime *rtd = substream->private_data;
+        struct snd_soc_dai *codec_dai = rtd->codec_dai;
+        unsigned int pll_out = 24000000;
+        int ret = 0;
+
+        if (params_rate(params) != 8000)
+                return -EINVAL;
+
+        /* set codec DAI configuration */
+        ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J |
+                        SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
+        if (ret < 0)
+                return ret;
+
+        /* set the codec FLL */
+        ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out,
+                        params_rate(params) * 256);
+        if (ret < 0)
+                return ret;
+
+        /* set the codec system clock */
+        ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
+                        params_rate(params) * 256, SND_SOC_CLOCK_IN);
+        if (ret < 0)
+                return ret;
+
+        return 0;
+}
+
+static struct snd_soc_dai_driver voice_dai = {
+        .name = "goni-voice-dai",
+        .id = 0,
+        .playback = {
+                .channels_min = 1,
+                .channels_max = 2,
+                .rates = SNDRV_PCM_RATE_8000,
+                .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+        .capture = {
+                .channels_min = 1,
+                .channels_max = 2,
+                .rates = SNDRV_PCM_RATE_8000,
+                .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+};
+
+static struct snd_soc_ops goni_voice_ops = {
+        .hw_params = goni_voice_hw_params,
+};
+
+static struct snd_soc_dai_link goni_dai[] = {
+{
+        .name = "WM8994",
+        .stream_name = "WM8994 HiFi",
+        .cpu_dai_name = "samsung-i2s.0",
+        .codec_dai_name = "wm8994-aif1",
+        .platform_name = "samsung-audio",
+        .codec_name = "wm8994-codec.0-001a",
+        .init = goni_wm8994_init,
+        .ops = &goni_hifi_ops,
+}, {
+        .name = "WM8994 Voice",
+        .stream_name = "Voice",
+        .cpu_dai_name = "goni-voice-dai",
+        .codec_dai_name = "wm8994-aif2",
+        .codec_name = "wm8994-codec.0-001a",
+        .ops = &goni_voice_ops,
+},
+};
+
+static struct snd_soc_card goni = {
+        .name = "goni",
+        .dai_link = goni_dai,
+        .num_links = ARRAY_SIZE(goni_dai),
+};
+
+static int __init goni_init(void)
+{
+        int ret;
+
+        if (machine_is_aquila()) {
+                voice_dai.name = aquila_str[CPU_VOICE_DAI];
+                goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
+                goni.name = aquila_str[MACHINE_NAME];
+        } else if (!machine_is_goni())
+                return -ENODEV;
+
+        goni_snd_device = platform_device_alloc("soc-audio", -1);
+        if (!goni_snd_device)
+                return -ENOMEM;
+
+        /* register voice DAI here */
+        ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
+        if (ret) {
+                platform_device_put(goni_snd_device);
+                return ret;
+        }
+
+        platform_set_drvdata(goni_snd_device, &goni);
+        ret = platform_device_add(goni_snd_device);
+
+        if (ret) {
+                snd_soc_unregister_dai(&goni_snd_device->dev);
+                platform_device_put(goni_snd_device);
+        }
+
+        return ret;
+}
+
+static void __exit goni_exit(void)
+{
+        snd_soc_unregister_dai(&goni_snd_device->dev);
+        platform_device_unregister(goni_snd_device);
+}
+
+module_init(goni_init);
+module_exit(goni_exit);
+
+/* Module information */
+MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
+MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
+MODULE_LICENSE("GPL");