1abda5dfdSMark Brown /* 2abda5dfdSMark Brown * Lowland audio support 3abda5dfdSMark Brown * 4abda5dfdSMark Brown * Copyright 2011 Wolfson Microelectronics 5abda5dfdSMark Brown * 6abda5dfdSMark Brown * This program is free software; you can redistribute it and/or modify it 7abda5dfdSMark Brown * under the terms of the GNU General Public License as published by the 8abda5dfdSMark Brown * Free Software Foundation; either version 2 of the License, or (at your 9abda5dfdSMark Brown * option) any later version. 10abda5dfdSMark Brown */ 11abda5dfdSMark Brown 12abda5dfdSMark Brown #include <sound/soc.h> 13abda5dfdSMark Brown #include <sound/soc-dapm.h> 14abda5dfdSMark Brown #include <sound/jack.h> 15abda5dfdSMark Brown #include <linux/gpio.h> 16abda5dfdSMark Brown #include <linux/module.h> 17abda5dfdSMark Brown 18abda5dfdSMark Brown #include "../codecs/wm5100.h" 19abda5dfdSMark Brown #include "../codecs/wm9081.h" 20abda5dfdSMark Brown 21abda5dfdSMark Brown #define MCLK1_RATE (44100 * 512) 22abda5dfdSMark Brown #define CLKOUT_RATE (44100 * 256) 23abda5dfdSMark Brown 24abda5dfdSMark Brown static struct snd_soc_jack lowland_headset; 25abda5dfdSMark Brown 26abda5dfdSMark Brown /* Headset jack detection DAPM pins */ 27abda5dfdSMark Brown static struct snd_soc_jack_pin lowland_headset_pins[] = { 28abda5dfdSMark Brown { 29abda5dfdSMark Brown .pin = "Headphone", 30abda5dfdSMark Brown .mask = SND_JACK_HEADPHONE | SND_JACK_LINEOUT, 31abda5dfdSMark Brown }, 32abda5dfdSMark Brown { 33abda5dfdSMark Brown .pin = "Headset Mic", 34abda5dfdSMark Brown .mask = SND_JACK_MICROPHONE, 35abda5dfdSMark Brown }, 36abda5dfdSMark Brown }; 37abda5dfdSMark Brown 38abda5dfdSMark Brown static int lowland_wm5100_init(struct snd_soc_pcm_runtime *rtd) 39abda5dfdSMark Brown { 40*61195838SKuninori Morimoto struct snd_soc_component *component = rtd->codec_dai->component; 41abda5dfdSMark Brown int ret; 42abda5dfdSMark Brown 43*61195838SKuninori Morimoto ret = snd_soc_component_set_sysclk(component, WM5100_CLK_SYSCLK, 44abda5dfdSMark Brown WM5100_CLKSRC_MCLK1, MCLK1_RATE, 45abda5dfdSMark Brown SND_SOC_CLOCK_IN); 46abda5dfdSMark Brown if (ret < 0) { 47abda5dfdSMark Brown pr_err("Failed to set SYSCLK clock source: %d\n", ret); 48abda5dfdSMark Brown return ret; 49abda5dfdSMark Brown } 50abda5dfdSMark Brown 51abda5dfdSMark Brown /* Clock OPCLK, used by the other audio components. */ 52*61195838SKuninori Morimoto ret = snd_soc_component_set_sysclk(component, WM5100_CLK_OPCLK, 0, 53abda5dfdSMark Brown CLKOUT_RATE, 0); 54abda5dfdSMark Brown if (ret < 0) { 55abda5dfdSMark Brown pr_err("Failed to set OPCLK rate: %d\n", ret); 56abda5dfdSMark Brown return ret; 57abda5dfdSMark Brown } 58abda5dfdSMark Brown 59f97e0eacSLars-Peter Clausen ret = snd_soc_card_jack_new(rtd->card, "Headset", SND_JACK_LINEOUT | 60f97e0eacSLars-Peter Clausen SND_JACK_HEADSET | SND_JACK_BTN_0, 61f97e0eacSLars-Peter Clausen &lowland_headset, lowland_headset_pins, 62f97e0eacSLars-Peter Clausen ARRAY_SIZE(lowland_headset_pins)); 63abda5dfdSMark Brown if (ret) 64abda5dfdSMark Brown return ret; 65abda5dfdSMark Brown 66*61195838SKuninori Morimoto wm5100_detect(component, &lowland_headset); 67abda5dfdSMark Brown 68abda5dfdSMark Brown return 0; 69abda5dfdSMark Brown } 70abda5dfdSMark Brown 7155b27847SMark Brown static int lowland_wm9081_init(struct snd_soc_pcm_runtime *rtd) 7255b27847SMark Brown { 73*61195838SKuninori Morimoto struct snd_soc_component *component = rtd->codec_dai->component; 7455b27847SMark Brown 75239ad6a1SLars-Peter Clausen snd_soc_dapm_nc_pin(&rtd->card->dapm, "LINEOUT"); 7655b27847SMark Brown 7755b27847SMark Brown /* At any time the WM9081 is active it will have this clock */ 78*61195838SKuninori Morimoto return snd_soc_component_set_sysclk(component, WM9081_SYSCLK_MCLK, 0, 7955b27847SMark Brown CLKOUT_RATE, 0); 8055b27847SMark Brown } 8155b27847SMark Brown 8255b27847SMark Brown static const struct snd_soc_pcm_stream sub_params = { 8355b27847SMark Brown .formats = SNDRV_PCM_FMTBIT_S32_LE, 8455b27847SMark Brown .rate_min = 44100, 8555b27847SMark Brown .rate_max = 44100, 8655b27847SMark Brown .channels_min = 2, 8755b27847SMark Brown .channels_max = 2, 8855b27847SMark Brown }; 8955b27847SMark Brown 90abda5dfdSMark Brown static struct snd_soc_dai_link lowland_dai[] = { 91abda5dfdSMark Brown { 92abda5dfdSMark Brown .name = "CPU", 93abda5dfdSMark Brown .stream_name = "CPU", 94abda5dfdSMark Brown .cpu_dai_name = "samsung-i2s.0", 95abda5dfdSMark Brown .codec_dai_name = "wm5100-aif1", 96a08485d8SPadmavathi Venna .platform_name = "samsung-i2s.0", 97abda5dfdSMark Brown .codec_name = "wm5100.1-001a", 98277b6fdaSMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 99277b6fdaSMark Brown SND_SOC_DAIFMT_CBM_CFM, 100abda5dfdSMark Brown .init = lowland_wm5100_init, 101abda5dfdSMark Brown }, 102abda5dfdSMark Brown { 103abda5dfdSMark Brown .name = "Baseband", 104abda5dfdSMark Brown .stream_name = "Baseband", 105abda5dfdSMark Brown .cpu_dai_name = "wm5100-aif2", 106abda5dfdSMark Brown .codec_dai_name = "wm1250-ev1", 107abda5dfdSMark Brown .codec_name = "wm1250-ev1.1-0027", 108277b6fdaSMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 109277b6fdaSMark Brown SND_SOC_DAIFMT_CBM_CFM, 110abda5dfdSMark Brown .ignore_suspend = 1, 111abda5dfdSMark Brown }, 112abda5dfdSMark Brown { 11355b27847SMark Brown .name = "Sub Speaker", 11455b27847SMark Brown .stream_name = "Sub Speaker", 11555b27847SMark Brown .cpu_dai_name = "wm5100-aif3", 11655b27847SMark Brown .codec_dai_name = "wm9081-hifi", 117abda5dfdSMark Brown .codec_name = "wm9081.1-006c", 11855b27847SMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 11955b27847SMark Brown SND_SOC_DAIFMT_CBM_CFM, 12055b27847SMark Brown .ignore_suspend = 1, 12155b27847SMark Brown .params = &sub_params, 122abda5dfdSMark Brown .init = lowland_wm9081_init, 123abda5dfdSMark Brown }, 124abda5dfdSMark Brown }; 125abda5dfdSMark Brown 126abda5dfdSMark Brown static struct snd_soc_codec_conf lowland_codec_conf[] = { 127abda5dfdSMark Brown { 128abda5dfdSMark Brown .dev_name = "wm9081.1-006c", 129abda5dfdSMark Brown .name_prefix = "Sub", 130abda5dfdSMark Brown }, 131abda5dfdSMark Brown }; 132abda5dfdSMark Brown 133abda5dfdSMark Brown static const struct snd_kcontrol_new controls[] = { 134abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main Speaker"), 135abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main DMIC"), 136abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main AMIC"), 137abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("WM1250 Input"), 138abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("WM1250 Output"), 139abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Headphone"), 140abda5dfdSMark Brown }; 141abda5dfdSMark Brown 142abda5dfdSMark Brown static struct snd_soc_dapm_widget widgets[] = { 143abda5dfdSMark Brown SND_SOC_DAPM_HP("Headphone", NULL), 144abda5dfdSMark Brown SND_SOC_DAPM_MIC("Headset Mic", NULL), 145abda5dfdSMark Brown 146abda5dfdSMark Brown SND_SOC_DAPM_SPK("Main Speaker", NULL), 147abda5dfdSMark Brown 148abda5dfdSMark Brown SND_SOC_DAPM_MIC("Main AMIC", NULL), 149abda5dfdSMark Brown SND_SOC_DAPM_MIC("Main DMIC", NULL), 150abda5dfdSMark Brown }; 151abda5dfdSMark Brown 152abda5dfdSMark Brown static struct snd_soc_dapm_route audio_paths[] = { 153abda5dfdSMark Brown { "Sub IN1", NULL, "HPOUT2L" }, 154abda5dfdSMark Brown { "Sub IN2", NULL, "HPOUT2R" }, 155abda5dfdSMark Brown 156abda5dfdSMark Brown { "Main Speaker", NULL, "Sub SPKN" }, 157abda5dfdSMark Brown { "Main Speaker", NULL, "Sub SPKP" }, 158abda5dfdSMark Brown { "Main Speaker", NULL, "SPKDAT1" }, 159abda5dfdSMark Brown }; 160abda5dfdSMark Brown 161abda5dfdSMark Brown static struct snd_soc_card lowland = { 162abda5dfdSMark Brown .name = "Lowland", 163095d79dcSAxel Lin .owner = THIS_MODULE, 164abda5dfdSMark Brown .dai_link = lowland_dai, 165abda5dfdSMark Brown .num_links = ARRAY_SIZE(lowland_dai), 166abda5dfdSMark Brown .codec_conf = lowland_codec_conf, 167abda5dfdSMark Brown .num_configs = ARRAY_SIZE(lowland_codec_conf), 168abda5dfdSMark Brown 169abda5dfdSMark Brown .controls = controls, 170abda5dfdSMark Brown .num_controls = ARRAY_SIZE(controls), 171abda5dfdSMark Brown .dapm_widgets = widgets, 172abda5dfdSMark Brown .num_dapm_widgets = ARRAY_SIZE(widgets), 173abda5dfdSMark Brown .dapm_routes = audio_paths, 174abda5dfdSMark Brown .num_dapm_routes = ARRAY_SIZE(audio_paths), 175abda5dfdSMark Brown }; 176abda5dfdSMark Brown 177fdca21adSBill Pemberton static int lowland_probe(struct platform_device *pdev) 178abda5dfdSMark Brown { 179abda5dfdSMark Brown struct snd_soc_card *card = &lowland; 180abda5dfdSMark Brown int ret; 181abda5dfdSMark Brown 182abda5dfdSMark Brown card->dev = &pdev->dev; 183abda5dfdSMark Brown 184c583883eSTushar Behera ret = devm_snd_soc_register_card(&pdev->dev, card); 185c583883eSTushar Behera if (ret) 186abda5dfdSMark Brown dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", 187abda5dfdSMark Brown ret); 188c583883eSTushar Behera 189abda5dfdSMark Brown return ret; 190abda5dfdSMark Brown } 191abda5dfdSMark Brown 192abda5dfdSMark Brown static struct platform_driver lowland_driver = { 193abda5dfdSMark Brown .driver = { 194abda5dfdSMark Brown .name = "lowland", 195abda5dfdSMark Brown .pm = &snd_soc_pm_ops, 196abda5dfdSMark Brown }, 197abda5dfdSMark Brown .probe = lowland_probe, 198abda5dfdSMark Brown }; 199abda5dfdSMark Brown 200e00c3f55SMark Brown module_platform_driver(lowland_driver); 201abda5dfdSMark Brown 202abda5dfdSMark Brown MODULE_DESCRIPTION("Lowland audio support"); 203abda5dfdSMark Brown MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); 204abda5dfdSMark Brown MODULE_LICENSE("GPL"); 205abda5dfdSMark Brown MODULE_ALIAS("platform:lowland"); 206