/* * lungo_wm1811.c * * Copyright (c) 2011 Samsung Electronics Co. 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. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "i2s.h" #include "s3c-i2s-v2.h" #include "../codecs/wm8994.h" /* SMDK has a 16.934MHZ crystal attached to WM8994 */ #define SMDK_WM8994_OSC_FREQ 16934400 #define WM8994_DAI_AIF1 0 #define WM8994_DAI_AIF2 1 #define WM8994_DAI_AIF3 2 #define WM1811_JACKDET_MODE_NONE 0x0000 #define WM1811_JACKDET_MODE_JACK 0x0100 #define WM1811_JACKDET_MODE_MIC 0x0080 #define WM1811_JACKDET_MODE_AUDIO 0x0180 #define WM1811_JACKDET_BTN0 0x04 #define WM1811_JACKDET_BTN1 0x10 #define WM1811_JACKDET_BTN2 0x08 static const struct wm8958_micd_rate lungo_det_rates[] = { { 32768, true, 0, 0 }, { 32768, false, 0, 0 }, { 44100 * 256, true, 7, 7 }, { 44100 * 256, false, 7, 7 }, }; static const struct wm8958_micd_rate lungo_jackdet_rates[] = { { 32768, true, 0, 0 }, { 32768, false, 0, 0 }, { 44100 * 256, true, 7, 7 }, { 44100 * 256, false, 7, 7 }, }; static int aif2_mode; const char *aif2_mode_text[] = { "Slave", "Master" }; #ifndef CONFIG_SEC_DEV_JACK /* To support PBA function test */ static struct class *jack_class; static struct device *jack_dev; #endif static bool lungo_fll1_active; struct wm1811_machine_priv { struct snd_soc_jack jack; struct snd_soc_codec *codec; struct delayed_work mic_work; struct wake_lock jackdet_wake_lock; }; static bool xclkout_enabled; static void lungo_set_mclk(int on) { #if defined(CONFIG_ARCH_EXYNOS4) static int ipwron = -1; if (ipwron == on) return; ipwron = on; if (on) { exynos4_pmu_xclkout_set(1, XCLKOUT_XUSBXTI); xclkout_enabled = true; } else { exynos4_pmu_xclkout_set(0, XCLKOUT_XUSBXTI); xclkout_enabled = false; } #else if (on) { exynos5_pmu_xclkout_set(1, XCLKOUT_XXTI); xclkout_enabled = true; } else { exynos5_pmu_xclkout_set(0, XCLKOUT_XXTI); xclkout_enabled = false; } #endif mdelay(10); } #if defined(CONFIG_SND_SOC_USE_EXTERNAL_MIC_BIAS) static void lungo_gpio_init(void) { int err; /* Main Microphone BIAS */ err = gpio_request(GPIO_MIC_BIAS_EN, "MAIN MIC"); if (err) { pr_err(KERN_ERR "MIC_BIAS_EN GPIO set error!\n"); return; } gpio_direction_output(GPIO_MIC_BIAS_EN, 1); gpio_set_value(GPIO_MIC_BIAS_EN, 0); gpio_free(GPIO_MIC_BIAS_EN); } static int lungo_ext_micbias(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { struct snd_soc_codec *codec = w->codec; dev_dbg(codec->dev, "%s event is %02X", w->name, event); switch (event) { case SND_SOC_DAPM_PRE_PMU: gpio_set_value(GPIO_MIC_BIAS_EN, 1); break; case SND_SOC_DAPM_POST_PMD: gpio_set_value(GPIO_MIC_BIAS_EN, 0); break; } return 0; } #endif static const struct soc_enum aif2_mode_enum[] = { SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(aif2_mode_text), aif2_mode_text), }; static int get_aif2_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { ucontrol->value.integer.value[0] = aif2_mode; return 0; } static int set_aif2_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { if (aif2_mode == ucontrol->value.integer.value[0]) return 0; aif2_mode = ucontrol->value.integer.value[0]; pr_info("set aif2 mode : %s\n", aif2_mode_text[aif2_mode]); return 0; } static void lungo_micd_set_rate(struct snd_soc_codec *codec) { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); int best, i, sysclk, val; bool idle; const struct wm8958_micd_rate *rates = NULL; int num_rates = 0; idle = !wm8994->jack_mic; sysclk = snd_soc_read(codec, WM8994_CLOCKING_1); if (sysclk & WM8994_SYSCLK_SRC) sysclk = wm8994->aifclk[1]; else sysclk = wm8994->aifclk[0]; if (wm8994->jackdet) { rates = lungo_jackdet_rates; num_rates = ARRAY_SIZE(lungo_jackdet_rates); } else { rates = lungo_det_rates; num_rates = ARRAY_SIZE(lungo_det_rates); } best = 0; for (i = 0; i < num_rates; i++) { if (rates[i].idle != idle) continue; if (abs(rates[i].sysclk - sysclk) < abs(rates[best].sysclk - sysclk)) best = i; else if (rates[best].idle != idle) best = i; } val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT | rates[best].rate << WM8958_MICD_RATE_SHIFT; snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, WM8958_MICD_BIAS_STARTTIME_MASK | WM8958_MICD_RATE_MASK, val); } static void lungo_start_fll1(struct snd_soc_dai *aif1_dai) { int ret; if (lungo_fll1_active) return; dev_info(aif1_dai->dev, "Moving to audio clocking settings\n"); /* Switch AIF1 to MCLK2 while we bring stuff up */ ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2, 32768, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(aif1_dai->dev, "Unable to switch to MCLK2: %d\n", ret); /* Start the 24MHz clock to provide a high frequency reference to * provide a high frequency reference for the FLL, giving improved * performance. */ lungo_set_mclk(3); /* forced enable MCLK */ /* Switch the FLL */ ret = snd_soc_dai_set_pll(aif1_dai, WM8994_FLL1, WM8994_FLL_SRC_MCLK1, 24000000, 44100 * 256); if (ret < 0) dev_err(aif1_dai->dev, "Unable to start FLL1: %d\n", ret); #ifdef MANAGE_MCLK1 /* Now the FLL is running we can stop the reference clock, the * FLL will maintain frequency with no reference so this saves * power from the reference clock. */ lungo_set_mclk(0); #endif /* Then switch AIF1CLK to it */ ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_FLL1, 44100 * 256, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(aif1_dai->dev, "Unable to switch to FLL1: %d\n", ret); lungo_micd_set_rate(aif1_dai->codec); lungo_fll1_active = true; } static void lungo_micdet(u16 status, void *data) { struct wm1811_machine_priv *wm1811 = data; struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(wm1811->codec); int report; dev_info(wm1811->codec->dev, "%s\n", __func__); wake_lock_timeout(&wm1811->jackdet_wake_lock, 5 * HZ); /* Either nothing present or just starting detection */ if (!(status & WM8958_MICD_STS)) { if (!wm8994->jackdet) { /* If nothing present then clear our statuses */ dev_dbg(wm1811->codec->dev, "Detected open circuit\n"); wm8994->jack_mic = false; wm8994->mic_detecting = true; lungo_micd_set_rate(wm1811->codec); snd_soc_jack_report(wm8994->micdet[0].jack, 0, wm8994->btn_mask | SND_JACK_HEADSET); } return; } /* If the measurement is showing a high impedence we've got a * microphone. */ if (wm8994->mic_detecting && (status & 0x400)) { dev_info(wm1811->codec->dev, "Detected microphone\n"); wm8994->mic_detecting = false; wm8994->jack_mic = true; lungo_micd_set_rate(wm1811->codec); snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET, SND_JACK_HEADSET); } if (wm8994->mic_detecting && status & 0x4) { dev_info(wm1811->codec->dev, "Detected headphone\n"); wm8994->mic_detecting = false; lungo_micd_set_rate(wm1811->codec); snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE, SND_JACK_HEADSET); /* If we have jackdet that will detect removal */ if (wm8994->jackdet) { snd_soc_update_bits(wm1811->codec, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0); if (wm8994->active_refcount) { snd_soc_update_bits(wm1811->codec, WM8994_ANTIPOP_2, WM1811_JACKDET_MODE_MASK, WM1811_JACKDET_MODE_AUDIO); } else { snd_soc_update_bits(wm1811->codec, WM8994_ANTIPOP_2, WM1811_JACKDET_MODE_MASK, WM1811_JACKDET_MODE_JACK); } } } /* Report short circuit as a button */ if (wm8994->jack_mic) { report = 0; if (status & WM1811_JACKDET_BTN0) report |= SND_JACK_BTN_0; if (status & WM1811_JACKDET_BTN1) report |= SND_JACK_BTN_1; if (status & WM1811_JACKDET_BTN2) report |= SND_JACK_BTN_2; dev_dbg(wm1811->codec->dev, "Detected Button: %08x (%08X)\n", report, status); snd_soc_jack_report(wm8994->micdet[0].jack, report, wm8994->btn_mask); } } #ifdef CONFIG_SND_SAMSUNG_I2S_MASTER static int set_epll_rate(unsigned long rate) { struct clk *fout_epll; fout_epll = clk_get(NULL, "fout_epll"); if (IS_ERR(fout_epll)) { printk(KERN_ERR "%s: failed to get fout_epll\n", __func__); return -ENOENT; } if (rate == clk_get_rate(fout_epll)) goto out; clk_set_rate(fout_epll, rate); out: clk_put(fout_epll); return 0; } #endif /* CONFIG_SND_SAMSUNG_I2S_MASTER */ #ifndef CONFIG_SND_SAMSUNG_I2S_MASTER static int lungo_wm1811_aif1_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 *cpu_dai = rtd->cpu_dai; struct snd_soc_dai *codec_dai = rtd->codec_dai; unsigned int pll_out; int ret; /* AIF1CLK should be >=3MHz for optimal performance */ if (params_rate(params) == 8000 || params_rate(params) == 11025) pll_out = params_rate(params) * 512; else pll_out = params_rate(params) * 256; 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 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; #if 0 ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1, pll_out, SND_SOC_CLOCK_IN); if (ret < 0) return ret; ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_OPCLK, 0, MOD_OPCLK_PCLK); if (ret < 0) return ret; #else lungo_start_fll1(codec_dai); #endif if (ret < 0) return ret; return 0; } #else /* CONFIG_SND_SAMSUNG_I2S_MASTER */ static int lungo_wm1811_aif1_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; int bfs, psr, rfs, ret; unsigned long rclk; switch (params_format(params)) { case SNDRV_PCM_FORMAT_U24: case SNDRV_PCM_FORMAT_S24: bfs = 48; break; case SNDRV_PCM_FORMAT_U16_LE: case SNDRV_PCM_FORMAT_S16_LE: bfs = 32; break; default: return -EINVAL; } switch (params_rate(params)) { case 16000: case 22050: case 24000: case 32000: case 44100: case 48000: case 88200: case 96000: if (bfs == 48) rfs = 384; else rfs = 256; break; case 64000: rfs = 384; break; case 8000: case 11025: case 12000: if (bfs == 48) rfs = 768; else rfs = 512; break; default: return -EINVAL; } rclk = params_rate(params) * rfs; switch (rclk) { case 4096000: case 5644800: case 6144000: case 8467200: case 9216000: psr = 8; break; case 8192000: case 11289600: case 12288000: case 16934400: case 18432000: psr = 4; break; case 22579200: case 24576000: case 33868800: case 36864000: psr = 2; break; case 67737600: case 73728000: psr = 1; break; default: printk(KERN_INFO "Not yet supported!\n"); return -EINVAL; } set_epll_rate(rclk * psr); ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); if (ret < 0) return ret; ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); if (ret < 0) return ret; ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_MCLK1, rclk, SND_SOC_CLOCK_IN); if (ret < 0) return ret; ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK, 0, SND_SOC_CLOCK_OUT); if (ret < 0) return ret; ret = snd_soc_dai_set_clkdiv(cpu_dai, SAMSUNG_I2S_DIV_BCLK, bfs); if (ret < 0) return ret; return 0; } #endif /* CONFIG_SND_SAMSUNG_I2S_MASTER */ /* * lungo WM1811 DAI operations. */ static struct snd_soc_ops lungo_wm1811_aif1_ops = { .hw_params = lungo_wm1811_aif1_hw_params, }; static int lungo_wm1811_aif2_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; int ret; int prate; int bclk; prate = params_rate(params); switch (params_rate(params)) { case 8000: case 16000: break; default: dev_warn(codec_dai->dev, "Unsupported LRCLK %d, falling back to 8000Hz\n", (int)params_rate(params)); prate = 8000; } /* Set the codec DAI configuration, aif2_mode:0 is slave */ if (aif2_mode == 0) { ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); } else { 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; switch (prate) { case 8000: bclk = 256000; break; case 16000: bclk = 512000; break; default: return -EINVAL; } if (aif2_mode == 0) { ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, WM8994_FLL_SRC_BCLK, bclk, prate * 256); } else { lungo_set_mclk(3); /* forced enable MCLK */ ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, WM8994_FLL_SRC_MCLK1, 24000000, prate * 256); } if (ret < 0) dev_err(codec_dai->dev, "Unable to configure FLL2: %d\n", ret); ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2, prate * 256, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(codec_dai->dev, "Unable to switch to FLL2: %d\n", ret); return 0; } static struct snd_soc_ops lungo_wm1811_aif2_ops = { .hw_params = lungo_wm1811_aif2_hw_params, }; static int lungo_wm1811_aif3_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { pr_err("%s: enter\n", __func__); return 0; } static struct snd_soc_ops lungo_wm1811_aif3_ops = { .hw_params = lungo_wm1811_aif3_hw_params, }; static const struct snd_kcontrol_new lungo_controls[] = { SOC_DAPM_PIN_SWITCH("HP"), SOC_DAPM_PIN_SWITCH("SPK"), SOC_DAPM_PIN_SWITCH("RCV"), SOC_DAPM_PIN_SWITCH("LINE"), SOC_DAPM_PIN_SWITCH("HDMI"), SOC_DAPM_PIN_SWITCH("Main Mic"), SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_ENUM_EXT("AIF2 Mode", aif2_mode_enum[0], get_aif2_mode, set_aif2_mode), }; const struct snd_soc_dapm_widget lungo_dapm_widgets[] = { SND_SOC_DAPM_HP("HP", NULL), SND_SOC_DAPM_SPK("SPK", NULL), SND_SOC_DAPM_SPK("RCV", NULL), SND_SOC_DAPM_LINE("LINE", NULL), SND_SOC_DAPM_LINE("HDMI", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), #if defined(CONFIG_SND_SOC_USE_EXTERNAL_MIC_BIAS) SND_SOC_DAPM_MIC("Main Mic", lungo_ext_micbias), #else SND_SOC_DAPM_MIC("Main Mic", NULL), #endif SND_SOC_DAPM_MIC("Sub Mic", NULL), SND_SOC_DAPM_INPUT("S5P RP"), }; const struct snd_soc_dapm_route lungo_dapm_routes[] = { { "HP", NULL, "HPOUT1L" }, { "HP", NULL, "HPOUT1R" }, { "SPK", NULL, "SPKOUTLN" }, { "SPK", NULL, "SPKOUTLP" }, { "SPK", NULL, "SPKOUTRN" }, { "SPK", NULL, "SPKOUTRP" }, { "RCV", NULL, "HPOUT2N" }, { "RCV", NULL, "HPOUT2P" }, { "LINE", NULL, "LINEOUT2N" }, { "LINE", NULL, "LINEOUT2P" }, { "IN1LP", NULL, "MICBIAS1" }, { "IN1LN", NULL, "MICBIAS1" }, { "MICBIAS1", NULL, "Main Mic" }, { "IN2LP:VXRN", NULL, "MICBIAS2" }, { "MICBIAS2", NULL, "Headset Mic" }, { "AIF1DAC1L", NULL, "S5P RP" }, { "AIF1DAC1R", NULL, "S5P RP" }, }; static void wm1811_mic_work(struct work_struct *work) { int report = 0; struct wm1811_machine_priv *wm1811; struct snd_soc_codec *codec; int status; wm1811 = container_of(work, struct wm1811_machine_priv, mic_work.work); codec = wm1811->codec; status = snd_soc_read(codec, WM8958_MIC_DETECT_3); if (status < 0) { dev_err(codec->dev, "Failed to read mic detect status: %d\n", status); return; } /* If nothing present then clear our statuses */ if (!(status & WM8958_MICD_STS)) goto done; report = SND_JACK_HEADSET; /* Everything else is buttons; just assign slots */ if (status & WM1811_JACKDET_BTN0) report |= SND_JACK_BTN_0; if (status & WM1811_JACKDET_BTN1) report |= SND_JACK_BTN_1; if (status & WM1811_JACKDET_BTN2) report |= SND_JACK_BTN_2; if (report & SND_JACK_MICROPHONE) dev_crit(codec->dev, "Reporting microphone\n"); if (report & SND_JACK_HEADPHONE) dev_crit(codec->dev, "Reporting headphone\n"); if (report & SND_JACK_BTN_0) dev_crit(codec->dev, "Reporting button 0\n"); if (report & SND_JACK_BTN_1) dev_crit(codec->dev, "Reporting button 1\n"); if (report & SND_JACK_BTN_2) dev_crit(codec->dev, "Reporting button 2\n"); done: if (!report) dev_crit(codec->dev, "Reporting open circuit\n"); snd_soc_jack_report(&wm1811->jack, report, SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_HEADSET); } static struct snd_soc_dai_driver lungo_ext_dai[] = { { .name = "lungo.cp", .playback = { .channels_min = 1, .channels_max = 2, .rate_min = 8000, .rate_max = 16000, .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { .channels_min = 1, .channels_max = 2, .rate_min = 8000, .rate_max = 16000, .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, }, { .name = "lungo.bt", .playback = { .channels_min = 1, .channels_max = 2, .rate_min = 8000, .rate_max = 16000, .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { .channels_min = 1, .channels_max = 2, .rate_min = 8000, .rate_max = 16000, .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, }, }; #ifndef CONFIG_SEC_DEV_JACK static ssize_t earjack_state_show(struct device *dev, struct device_attribute *attr, char *buf) { struct snd_soc_codec *codec = dev_get_drvdata(dev); int status; int report = 0; status = snd_soc_read(codec, WM8958_MIC_DETECT_3); if (status < 0) { dev_err(codec->dev, "Failed to read mic detect status: %d\n", status); goto done; } /* If nothing present then clear our statuses */ if (!(status & WM8958_MICD_STS)) goto done; report = 1; done: return sprintf(buf, "%d\n", report); } static ssize_t earjack_state_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { pr_info("%s : operate nothing\n", __func__); return size; } static ssize_t earjack_key_state_show(struct device *dev, struct device_attribute *attr, char *buf) { struct snd_soc_codec *codec = dev_get_drvdata(dev); int status; int report = 0; status = snd_soc_read(codec, WM8958_MIC_DETECT_3); if (status < 0) { dev_err(codec->dev, "Failed to read mic detect status: %d\n", status); goto done; } /* If nothing present then clear our statuses */ if (!(status & WM8958_MICD_STS)) goto done; if (status & WM1811_JACKDET_BTN0) report = 1; done: return sprintf(buf, "%d\n", report); } static ssize_t earjack_key_state_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { pr_info("%s : operate nothing\n", __func__); return size; } static ssize_t earjack_select_jack_show(struct device *dev, struct device_attribute *attr, char *buf) { pr_info("%s : operate nothing\n", __func__); return 0; } static ssize_t earjack_select_jack_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { struct snd_soc_codec *codec = dev_get_drvdata(dev); struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); dev_info(codec->dev, "Forced detect microphone\n"); wm8994->mic_detecting = false; wm8994->jack_mic = true; lungo_micd_set_rate(codec); if ((!size) || (buf[0] != '1')) { snd_soc_jack_report(wm8994->micdet[0].jack, 0, SND_JACK_HEADSET); } snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET, SND_JACK_HEADSET); return size; } static DEVICE_ATTR(select_jack, S_IRUGO | S_IWUSR | S_IWGRP, earjack_select_jack_show, earjack_select_jack_store); static DEVICE_ATTR(key_state, S_IRUGO | S_IWUSR | S_IWGRP, earjack_key_state_show, earjack_key_state_store); static DEVICE_ATTR(state, S_IRUGO | S_IWUSR | S_IWGRP, earjack_state_show, earjack_state_store); #endif static int lungo_wm1811_init_paiftx(struct snd_soc_pcm_runtime *rtd) { struct wm1811_machine_priv *wm1811; struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dai *aif1_dai = rtd->codec_dai; struct wm8994 *wm8994 = codec->control_data; int ret; #ifndef MANAGE_MCLK1 lungo_set_mclk(1); #endif rtd->codec_dai->driver->playback.channels_max = rtd->cpu_dai->driver->playback.channels_max; ret = snd_soc_add_controls(codec, lungo_controls, ARRAY_SIZE(lungo_controls)); ret = snd_soc_dapm_new_controls(&codec->dapm, lungo_dapm_widgets, ARRAY_SIZE(lungo_dapm_widgets)); if (ret != 0) dev_err(codec->dev, "Failed to add DAPM widgets: %d\n", ret); ret = snd_soc_dapm_add_routes(&codec->dapm, lungo_dapm_routes, ARRAY_SIZE(lungo_dapm_routes)); if (ret != 0) dev_err(codec->dev, "Failed to add DAPM routes: %d\n", ret); ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2, 32768, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(codec->dev, "Failed to boot clocking\n"); /* Force AIF1CLK on as it will be master for jack detection */ ret = snd_soc_dapm_force_enable_pin(&codec->dapm, "AIF1CLK"); if (ret < 0) dev_err(codec->dev, "Failed to enable AIF1CLK: %d\n", ret); ret = snd_soc_dapm_disable_pin(&codec->dapm, "S5P RP"); if (ret < 0) dev_err(codec->dev, "Failed to disable S5P RP: %d\n", ret); wm1811 = kmalloc(sizeof *wm1811, GFP_KERNEL); if (!wm1811) { dev_err(codec->dev, "Failed to allocate memory!"); return -ENOMEM; } snd_soc_dapm_ignore_suspend(&codec->dapm, "RCV"); snd_soc_dapm_ignore_suspend(&codec->dapm, "SPK"); snd_soc_dapm_ignore_suspend(&codec->dapm, "HP"); snd_soc_dapm_ignore_suspend(&codec->dapm, "Headset Mic"); snd_soc_dapm_ignore_suspend(&codec->dapm, "Sub Mic"); snd_soc_dapm_ignore_suspend(&codec->dapm, "Main Mic"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF1DACDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF2DACDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF3DACDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF1ADCDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF2ADCDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF3ADCDAT"); snd_soc_dapm_ignore_suspend(&codec->dapm, "LINE"); snd_soc_dapm_ignore_suspend(&codec->dapm, "HDMI"); wm1811->codec = codec; INIT_DELAYED_WORK(&wm1811->mic_work, wm1811_mic_work); ret = snd_soc_jack_new(codec, "lungo Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2, &wm1811->jack); if (ret < 0) dev_err(codec->dev, "Failed to create jack: %d\n", ret); ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_0, KEY_MEDIA); if (ret < 0) dev_err(codec->dev, "Failed to set KEY_MEDIA: %d\n", ret); ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_1, KEY_VOLUMEDOWN); if (ret < 0) dev_err(codec->dev, "Failed to set KEY_VOLUMEUP: %d\n", ret); ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_2, KEY_VOLUMEUP); if (ret < 0) dev_err(codec->dev, "Failed to set KEY_VOLUMEDOWN: %d\n", ret); ret = wm8958_mic_detect(codec, &wm1811->jack, lungo_micdet, wm1811); if (ret < 0) dev_err(codec->dev, "Failed start detection: %d\n", ret); /* To wakeup for earjack event in suspend mode */ enable_irq_wake(wm8994->irq); wake_lock_init(&wm1811->jackdet_wake_lock, WAKE_LOCK_SUSPEND, "lungo_jackdet"); #ifndef CONFIG_SEC_DEV_JACK /* To support PBA function test */ jack_class = class_create(THIS_MODULE, "audio"); if (IS_ERR(jack_class)) pr_err("Failed to create class\n"); jack_dev = device_create(jack_class, NULL, 0, codec, "earjack"); if (device_create_file(jack_dev, &dev_attr_select_jack) < 0) pr_err("Failed to create device file (%s)!\n", dev_attr_select_jack.attr.name); if (device_create_file(jack_dev, &dev_attr_key_state) < 0) pr_err("Failed to create device file (%s)!\n", dev_attr_key_state.attr.name); if (device_create_file(jack_dev, &dev_attr_state) < 0) pr_err("Failed to create device file (%s)!\n", dev_attr_state.attr.name); #endif return snd_soc_dapm_sync(&codec->dapm); } static struct snd_soc_dai_link lungo_dai[] = { { /* Sec_Fifo DAI i/f */ .name = "Sec_FIFO TX", .stream_name = "Sec_Dai", .cpu_dai_name = "samsung-i2s.4", .codec_dai_name = "wm8994-aif1", #ifndef CONFIG_SND_SOC_SAMSUNG_USE_DMA_WRAPPER .platform_name = "samsung-audio-idma", #else .platform_name = "samsung-audio", #endif .codec_name = "wm8994-codec", .init = lungo_wm1811_init_paiftx, .ops = &lungo_wm1811_aif1_ops, }, { .name = "lungo_WM1811 Voice", .stream_name = "Voice Tx/Rx", .cpu_dai_name = "lungo.cp", .codec_dai_name = "wm8994-aif2", .platform_name = "snd-soc-dummy", .codec_name = "wm8994-codec", .ops = &lungo_wm1811_aif2_ops, .ignore_suspend = 1, }, { .name = "lungo_WM1811 BT", .stream_name = "BT Tx/Rx", .cpu_dai_name = "lungo.bt", .codec_dai_name = "wm8994-aif3", .platform_name = "snd-soc-dummy", .codec_name = "wm8994-codec", .ops = &lungo_wm1811_aif3_ops, .ignore_suspend = 1, }, { /* Primary DAI i/f */ .name = "WM8994 AIF1", .stream_name = "Pri_Dai", .cpu_dai_name = "samsung-i2s.0", .codec_dai_name = "wm8994-aif1", .platform_name = "samsung-audio", .codec_name = "wm8994-codec", .ops = &lungo_wm1811_aif1_ops, }, }; static int lungo_card_suspend(struct snd_soc_card *card) { lungo_set_mclk(0); #if defined(CONFIG_ARCH_EXYNOS4) exynos4_sys_powerdown_xusbxti_control(xclkout_enabled ? 1 : 0); #else exynos5_sys_powerdown_xxti_control(xclkout_enabled ? 1 : 0); #endif return 0; } static int lungo_card_resume(struct snd_soc_card *card) { lungo_set_mclk(1); return 0; } static int lungo_set_bias_level(struct snd_soc_card *card, struct snd_soc_dapm_context *dapm, enum snd_soc_bias_level level) { struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai; if (dapm->dev != aif1_dai->dev) return 0; switch (level) { case SND_SOC_BIAS_PREPARE: /* When transitioning to active modes set AIF1 up for * 44.1kHz so we can always activate AIF1 without reclocking. */ lungo_start_fll1(aif1_dai); break; default: break; } return 0; } static int lungo_set_bias_level_post(struct snd_soc_card *card, struct snd_soc_dapm_context *dapm, enum snd_soc_bias_level level) { struct snd_soc_codec *codec = card->rtd->codec; struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai; struct snd_soc_dai *aif2_dai = card->rtd[1].codec_dai; int ret; if (dapm->dev != aif1_dai->dev) return 0; switch (level) { case SND_SOC_BIAS_STANDBY: /* When going idle stop FLL1 and revert to using MCLK2 * directly for minimum power consumptin for accessory * detection. */ if (card->dapm.bias_level == SND_SOC_BIAS_PREPARE) { dev_info(aif1_dai->dev, "Moving to STANDBY\n"); ret = snd_soc_dai_set_sysclk(aif2_dai, WM8994_SYSCLK_MCLK2, 32768, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(codec->dev, "Failed to switch to MCLK2\n"); ret = snd_soc_dai_set_pll(aif2_dai, WM8994_FLL2, 0, 0, 0); if (ret < 0) dev_err(codec->dev, "Failed to change FLL2\n"); ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2, 32768, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(codec->dev, "Failed to switch to MCLK2\n"); ret = snd_soc_dai_set_pll(aif1_dai, WM8994_FLL1, 0, 0, 0); if (ret < 0) dev_err(codec->dev, "Failed to stop FLL1\n"); lungo_fll1_active = false; lungo_micd_set_rate(codec); lungo_set_mclk(0); } break; default: break; } card->dapm.bias_level = level; return 0; } static struct snd_soc_card lungo = { .name = "lungo_WM1811", .dai_link = lungo_dai, /* If you want to use sec_fifo device, * changes the num_link = 2 or ARRAY_SIZE(lungo_dai). */ .num_links = ARRAY_SIZE(lungo_dai), .set_bias_level = lungo_set_bias_level, .set_bias_level_post = lungo_set_bias_level_post, .suspend_post = lungo_card_suspend, .resume_pre = lungo_card_resume }; static struct platform_device *lungo_snd_device; static int __init lungo_audio_init(void) { int ret; xclkout_enabled = false; lungo_snd_device = platform_device_alloc("soc-audio", -1); if (!lungo_snd_device) return -ENOMEM; ret = snd_soc_register_dais(&lungo_snd_device->dev, lungo_ext_dai, ARRAY_SIZE(lungo_ext_dai)); if (ret != 0) pr_err("Failed to register external DAIs: %d\n", ret); platform_set_drvdata(lungo_snd_device, &lungo); ret = platform_device_add(lungo_snd_device); if (ret) platform_device_put(lungo_snd_device); #if defined(CONFIG_SND_SOC_USE_EXTERNAL_MIC_BIAS) lungo_gpio_init(); #endif return ret; } module_init(lungo_audio_init); static void __exit lungo_audio_exit(void) { platform_device_unregister(lungo_snd_device); } module_exit(lungo_audio_exit); MODULE_AUTHOR("JS. Park "); MODULE_DESCRIPTION("ALSA SoC Lungo WM1811"); MODULE_LICENSE("GPL");