^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (C) 2014 Marvell
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/moduleparam.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/platform_data/asoc-kirkwood.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "../codecs/cs42l51.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) static int a370db_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) unsigned int freq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) switch (params_rate(params)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) freq = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) freq = 12288000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) case 96000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) freq = 24576000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) return snd_soc_dai_set_sysclk(codec_dai, 0, freq, SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) static const struct snd_soc_ops a370db_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .hw_params = a370db_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) static const struct snd_soc_dapm_widget a370db_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) SND_SOC_DAPM_HP("Out Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) SND_SOC_DAPM_LINE("In Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) static const struct snd_soc_dapm_route a370db_route[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) { "Out Jack", NULL, "HPL" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) { "Out Jack", NULL, "HPR" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) { "AIN1L", NULL, "In Jack" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) { "AIN1L", NULL, "In Jack" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) SND_SOC_DAILINK_DEFS(analog,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) DAILINK_COMP_ARRAY(COMP_CPU("i2s")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "cs42l51-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) SND_SOC_DAILINK_DEFS(spdif_out,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) DAILINK_COMP_ARRAY(COMP_CPU("spdif")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "dit-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) SND_SOC_DAILINK_DEFS(spdif_in,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) DAILINK_COMP_ARRAY(COMP_CPU("spdif")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "dir-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static struct snd_soc_dai_link a370db_dai[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) .name = "CS42L51",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) .stream_name = "analog",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .ops = &a370db_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) SND_SOC_DAILINK_REG(analog),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) .name = "S/PDIF out",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .stream_name = "spdif-out",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) SND_SOC_DAILINK_REG(spdif_out),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .name = "S/PDIF in",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) .stream_name = "spdif-in",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) SND_SOC_DAILINK_REG(spdif_in),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) static struct snd_soc_card a370db = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) .name = "a370db",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .dai_link = a370db_dai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .num_links = ARRAY_SIZE(a370db_dai),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) .dapm_widgets = a370db_dapm_widgets,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .num_dapm_widgets = ARRAY_SIZE(a370db_dapm_widgets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .dapm_routes = a370db_route,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .num_dapm_routes = ARRAY_SIZE(a370db_route),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static int a370db_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) struct snd_soc_card *card = &a370db;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) card->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) a370db_dai[0].cpus->of_node =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) of_parse_phandle(pdev->dev.of_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) "marvell,audio-controller", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) a370db_dai[0].platforms->of_node = a370db_dai[0].cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) a370db_dai[0].codecs->of_node =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) of_parse_phandle(pdev->dev.of_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) "marvell,audio-codec", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) a370db_dai[1].cpus->of_node = a370db_dai[0].cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) a370db_dai[1].platforms->of_node = a370db_dai[0].cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) a370db_dai[1].codecs->of_node =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) of_parse_phandle(pdev->dev.of_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) "marvell,audio-codec", 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) a370db_dai[2].cpus->of_node = a370db_dai[0].cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) a370db_dai[2].platforms->of_node = a370db_dai[0].cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) a370db_dai[2].codecs->of_node =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) of_parse_phandle(pdev->dev.of_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) "marvell,audio-codec", 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) return devm_snd_soc_register_card(card->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) static const struct of_device_id a370db_dt_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) { .compatible = "marvell,a370db-audio" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) { },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) MODULE_DEVICE_TABLE(of, a370db_dt_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) static struct platform_driver a370db_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .name = "a370db-audio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .of_match_table = of_match_ptr(a370db_dt_ids),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .probe = a370db_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) module_platform_driver(a370db_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) MODULE_AUTHOR("Thomas Petazzoni <thomas.petazzoni@free-electrons.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) MODULE_DESCRIPTION("ALSA SoC a370db audio client");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) MODULE_ALIAS("platform:a370db-audio");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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