1*d5943db3SSylwester Nawrocki // SPDX-License-Identifier: GPL-2.0+ 2*d5943db3SSylwester Nawrocki // 3*d5943db3SSylwester Nawrocki // Lowland audio support 4*d5943db3SSylwester Nawrocki // 5*d5943db3SSylwester Nawrocki // Copyright 2011 Wolfson Microelectronics 6abda5dfdSMark Brown 7abda5dfdSMark Brown #include <sound/soc.h> 8abda5dfdSMark Brown #include <sound/soc-dapm.h> 9abda5dfdSMark Brown #include <sound/jack.h> 10abda5dfdSMark Brown #include <linux/gpio.h> 11abda5dfdSMark Brown #include <linux/module.h> 12abda5dfdSMark Brown 13abda5dfdSMark Brown #include "../codecs/wm5100.h" 14abda5dfdSMark Brown #include "../codecs/wm9081.h" 15abda5dfdSMark Brown 16abda5dfdSMark Brown #define MCLK1_RATE (44100 * 512) 17abda5dfdSMark Brown #define CLKOUT_RATE (44100 * 256) 18abda5dfdSMark Brown 19abda5dfdSMark Brown static struct snd_soc_jack lowland_headset; 20abda5dfdSMark Brown 21abda5dfdSMark Brown /* Headset jack detection DAPM pins */ 22abda5dfdSMark Brown static struct snd_soc_jack_pin lowland_headset_pins[] = { 23abda5dfdSMark Brown { 24abda5dfdSMark Brown .pin = "Headphone", 25abda5dfdSMark Brown .mask = SND_JACK_HEADPHONE | SND_JACK_LINEOUT, 26abda5dfdSMark Brown }, 27abda5dfdSMark Brown { 28abda5dfdSMark Brown .pin = "Headset Mic", 29abda5dfdSMark Brown .mask = SND_JACK_MICROPHONE, 30abda5dfdSMark Brown }, 31abda5dfdSMark Brown }; 32abda5dfdSMark Brown 33abda5dfdSMark Brown static int lowland_wm5100_init(struct snd_soc_pcm_runtime *rtd) 34abda5dfdSMark Brown { 3561195838SKuninori Morimoto struct snd_soc_component *component = rtd->codec_dai->component; 36abda5dfdSMark Brown int ret; 37abda5dfdSMark Brown 3861195838SKuninori Morimoto ret = snd_soc_component_set_sysclk(component, WM5100_CLK_SYSCLK, 39abda5dfdSMark Brown WM5100_CLKSRC_MCLK1, MCLK1_RATE, 40abda5dfdSMark Brown SND_SOC_CLOCK_IN); 41abda5dfdSMark Brown if (ret < 0) { 42abda5dfdSMark Brown pr_err("Failed to set SYSCLK clock source: %d\n", ret); 43abda5dfdSMark Brown return ret; 44abda5dfdSMark Brown } 45abda5dfdSMark Brown 46abda5dfdSMark Brown /* Clock OPCLK, used by the other audio components. */ 4761195838SKuninori Morimoto ret = snd_soc_component_set_sysclk(component, WM5100_CLK_OPCLK, 0, 48abda5dfdSMark Brown CLKOUT_RATE, 0); 49abda5dfdSMark Brown if (ret < 0) { 50abda5dfdSMark Brown pr_err("Failed to set OPCLK rate: %d\n", ret); 51abda5dfdSMark Brown return ret; 52abda5dfdSMark Brown } 53abda5dfdSMark Brown 54f97e0eacSLars-Peter Clausen ret = snd_soc_card_jack_new(rtd->card, "Headset", SND_JACK_LINEOUT | 55f97e0eacSLars-Peter Clausen SND_JACK_HEADSET | SND_JACK_BTN_0, 56f97e0eacSLars-Peter Clausen &lowland_headset, lowland_headset_pins, 57f97e0eacSLars-Peter Clausen ARRAY_SIZE(lowland_headset_pins)); 58abda5dfdSMark Brown if (ret) 59abda5dfdSMark Brown return ret; 60abda5dfdSMark Brown 6161195838SKuninori Morimoto wm5100_detect(component, &lowland_headset); 62abda5dfdSMark Brown 63abda5dfdSMark Brown return 0; 64abda5dfdSMark Brown } 65abda5dfdSMark Brown 6655b27847SMark Brown static int lowland_wm9081_init(struct snd_soc_pcm_runtime *rtd) 6755b27847SMark Brown { 6861195838SKuninori Morimoto struct snd_soc_component *component = rtd->codec_dai->component; 6955b27847SMark Brown 70239ad6a1SLars-Peter Clausen snd_soc_dapm_nc_pin(&rtd->card->dapm, "LINEOUT"); 7155b27847SMark Brown 7255b27847SMark Brown /* At any time the WM9081 is active it will have this clock */ 7361195838SKuninori Morimoto return snd_soc_component_set_sysclk(component, WM9081_SYSCLK_MCLK, 0, 7455b27847SMark Brown CLKOUT_RATE, 0); 7555b27847SMark Brown } 7655b27847SMark Brown 7755b27847SMark Brown static const struct snd_soc_pcm_stream sub_params = { 7855b27847SMark Brown .formats = SNDRV_PCM_FMTBIT_S32_LE, 7955b27847SMark Brown .rate_min = 44100, 8055b27847SMark Brown .rate_max = 44100, 8155b27847SMark Brown .channels_min = 2, 8255b27847SMark Brown .channels_max = 2, 8355b27847SMark Brown }; 8455b27847SMark Brown 85abda5dfdSMark Brown static struct snd_soc_dai_link lowland_dai[] = { 86abda5dfdSMark Brown { 87abda5dfdSMark Brown .name = "CPU", 88abda5dfdSMark Brown .stream_name = "CPU", 89abda5dfdSMark Brown .cpu_dai_name = "samsung-i2s.0", 90abda5dfdSMark Brown .codec_dai_name = "wm5100-aif1", 91a08485d8SPadmavathi Venna .platform_name = "samsung-i2s.0", 92abda5dfdSMark Brown .codec_name = "wm5100.1-001a", 93277b6fdaSMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 94277b6fdaSMark Brown SND_SOC_DAIFMT_CBM_CFM, 95abda5dfdSMark Brown .init = lowland_wm5100_init, 96abda5dfdSMark Brown }, 97abda5dfdSMark Brown { 98abda5dfdSMark Brown .name = "Baseband", 99abda5dfdSMark Brown .stream_name = "Baseband", 100abda5dfdSMark Brown .cpu_dai_name = "wm5100-aif2", 101abda5dfdSMark Brown .codec_dai_name = "wm1250-ev1", 102abda5dfdSMark Brown .codec_name = "wm1250-ev1.1-0027", 103277b6fdaSMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 104277b6fdaSMark Brown SND_SOC_DAIFMT_CBM_CFM, 105abda5dfdSMark Brown .ignore_suspend = 1, 106abda5dfdSMark Brown }, 107abda5dfdSMark Brown { 10855b27847SMark Brown .name = "Sub Speaker", 10955b27847SMark Brown .stream_name = "Sub Speaker", 11055b27847SMark Brown .cpu_dai_name = "wm5100-aif3", 11155b27847SMark Brown .codec_dai_name = "wm9081-hifi", 112abda5dfdSMark Brown .codec_name = "wm9081.1-006c", 11355b27847SMark Brown .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 11455b27847SMark Brown SND_SOC_DAIFMT_CBM_CFM, 11555b27847SMark Brown .ignore_suspend = 1, 11655b27847SMark Brown .params = &sub_params, 117abda5dfdSMark Brown .init = lowland_wm9081_init, 118abda5dfdSMark Brown }, 119abda5dfdSMark Brown }; 120abda5dfdSMark Brown 121abda5dfdSMark Brown static struct snd_soc_codec_conf lowland_codec_conf[] = { 122abda5dfdSMark Brown { 123abda5dfdSMark Brown .dev_name = "wm9081.1-006c", 124abda5dfdSMark Brown .name_prefix = "Sub", 125abda5dfdSMark Brown }, 126abda5dfdSMark Brown }; 127abda5dfdSMark Brown 128abda5dfdSMark Brown static const struct snd_kcontrol_new controls[] = { 129abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main Speaker"), 130abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main DMIC"), 131abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Main AMIC"), 132abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("WM1250 Input"), 133abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("WM1250 Output"), 134abda5dfdSMark Brown SOC_DAPM_PIN_SWITCH("Headphone"), 135abda5dfdSMark Brown }; 136abda5dfdSMark Brown 137abda5dfdSMark Brown static struct snd_soc_dapm_widget widgets[] = { 138abda5dfdSMark Brown SND_SOC_DAPM_HP("Headphone", NULL), 139abda5dfdSMark Brown SND_SOC_DAPM_MIC("Headset Mic", NULL), 140abda5dfdSMark Brown 141abda5dfdSMark Brown SND_SOC_DAPM_SPK("Main Speaker", NULL), 142abda5dfdSMark Brown 143abda5dfdSMark Brown SND_SOC_DAPM_MIC("Main AMIC", NULL), 144abda5dfdSMark Brown SND_SOC_DAPM_MIC("Main DMIC", NULL), 145abda5dfdSMark Brown }; 146abda5dfdSMark Brown 147abda5dfdSMark Brown static struct snd_soc_dapm_route audio_paths[] = { 148abda5dfdSMark Brown { "Sub IN1", NULL, "HPOUT2L" }, 149abda5dfdSMark Brown { "Sub IN2", NULL, "HPOUT2R" }, 150abda5dfdSMark Brown 151abda5dfdSMark Brown { "Main Speaker", NULL, "Sub SPKN" }, 152abda5dfdSMark Brown { "Main Speaker", NULL, "Sub SPKP" }, 153abda5dfdSMark Brown { "Main Speaker", NULL, "SPKDAT1" }, 154abda5dfdSMark Brown }; 155abda5dfdSMark Brown 156abda5dfdSMark Brown static struct snd_soc_card lowland = { 157abda5dfdSMark Brown .name = "Lowland", 158095d79dcSAxel Lin .owner = THIS_MODULE, 159abda5dfdSMark Brown .dai_link = lowland_dai, 160abda5dfdSMark Brown .num_links = ARRAY_SIZE(lowland_dai), 161abda5dfdSMark Brown .codec_conf = lowland_codec_conf, 162abda5dfdSMark Brown .num_configs = ARRAY_SIZE(lowland_codec_conf), 163abda5dfdSMark Brown 164abda5dfdSMark Brown .controls = controls, 165abda5dfdSMark Brown .num_controls = ARRAY_SIZE(controls), 166abda5dfdSMark Brown .dapm_widgets = widgets, 167abda5dfdSMark Brown .num_dapm_widgets = ARRAY_SIZE(widgets), 168abda5dfdSMark Brown .dapm_routes = audio_paths, 169abda5dfdSMark Brown .num_dapm_routes = ARRAY_SIZE(audio_paths), 170abda5dfdSMark Brown }; 171abda5dfdSMark Brown 172fdca21adSBill Pemberton static int lowland_probe(struct platform_device *pdev) 173abda5dfdSMark Brown { 174abda5dfdSMark Brown struct snd_soc_card *card = &lowland; 175abda5dfdSMark Brown int ret; 176abda5dfdSMark Brown 177abda5dfdSMark Brown card->dev = &pdev->dev; 178abda5dfdSMark Brown 179c583883eSTushar Behera ret = devm_snd_soc_register_card(&pdev->dev, card); 180c583883eSTushar Behera if (ret) 181abda5dfdSMark Brown dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", 182abda5dfdSMark Brown ret); 183c583883eSTushar Behera 184abda5dfdSMark Brown return ret; 185abda5dfdSMark Brown } 186abda5dfdSMark Brown 187abda5dfdSMark Brown static struct platform_driver lowland_driver = { 188abda5dfdSMark Brown .driver = { 189abda5dfdSMark Brown .name = "lowland", 190abda5dfdSMark Brown .pm = &snd_soc_pm_ops, 191abda5dfdSMark Brown }, 192abda5dfdSMark Brown .probe = lowland_probe, 193abda5dfdSMark Brown }; 194abda5dfdSMark Brown 195e00c3f55SMark Brown module_platform_driver(lowland_driver); 196abda5dfdSMark Brown 197abda5dfdSMark Brown MODULE_DESCRIPTION("Lowland audio support"); 198abda5dfdSMark Brown MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); 199abda5dfdSMark Brown MODULE_LICENSE("GPL"); 200abda5dfdSMark Brown MODULE_ALIAS("platform:lowland"); 201