^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 2011 Freescale Semiconductor, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/of_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sound/jack.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <sound/soc-dapm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "../codecs/sgtl5000.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include "mxs-saif.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) unsigned int rate = params_rate(params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) u32 mclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) /* sgtl5000 does not support 512*rate when in 96000 fs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) switch (rate) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) case 96000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) mclk = 256 * rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) mclk = 512 * rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) /* Set SGTL5000's SYSCLK (provided by SAIF MCLK) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) ret = snd_soc_dai_set_sysclk(codec_dai, SGTL5000_SYSCLK, mclk, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) dev_err(codec_dai->dev, "Failed to set sysclk to %u.%03uMHz\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) mclk / 1000000, mclk / 1000 % 1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) /* The SAIF MCLK should be the same as SGTL5000_SYSCLK */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) ret = snd_soc_dai_set_sysclk(cpu_dai, MXS_SAIF_MCLK, mclk, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) dev_err(cpu_dai->dev, "Failed to set sysclk to %u.%03uMHz\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) mclk / 1000000, mclk / 1000 % 1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) static const struct snd_soc_ops mxs_sgtl5000_hifi_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .hw_params = mxs_sgtl5000_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define MXS_SGTL5000_DAI_FMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) SND_SOC_DAIFMT_CBS_CFS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) SND_SOC_DAILINK_DEFS(hifi_tx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) DAILINK_COMP_ARRAY(COMP_EMPTY()),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "sgtl5000")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) SND_SOC_DAILINK_DEFS(hifi_rx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) DAILINK_COMP_ARRAY(COMP_EMPTY()),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "sgtl5000")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) static struct snd_soc_dai_link mxs_sgtl5000_dai[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) .name = "HiFi Tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .stream_name = "HiFi Playback",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .dai_fmt = MXS_SGTL5000_DAI_FMT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) .ops = &mxs_sgtl5000_hifi_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .playback_only = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) SND_SOC_DAILINK_REG(hifi_tx),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) .name = "HiFi Rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .stream_name = "HiFi Capture",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .dai_fmt = MXS_SGTL5000_DAI_FMT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) .ops = &mxs_sgtl5000_hifi_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .capture_only = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) SND_SOC_DAILINK_REG(hifi_rx),
^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 const struct snd_soc_dapm_widget mxs_sgtl5000_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) SND_SOC_DAPM_MIC("Mic Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) SND_SOC_DAPM_LINE("Line In Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) SND_SOC_DAPM_HP("Headphone Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) SND_SOC_DAPM_SPK("Line Out Jack", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) SND_SOC_DAPM_SPK("Ext Spk", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static struct snd_soc_card mxs_sgtl5000 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .name = "mxs_sgtl5000",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .dai_link = mxs_sgtl5000_dai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .num_links = ARRAY_SIZE(mxs_sgtl5000_dai),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static int mxs_sgtl5000_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) struct snd_soc_card *card = &mxs_sgtl5000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) int ret, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) struct device_node *saif_np[2], *codec_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) saif_np[0] = of_parse_phandle(np, "saif-controllers", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) saif_np[1] = of_parse_phandle(np, "saif-controllers", 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) codec_np = of_parse_phandle(np, "audio-codec", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) if (!saif_np[0] || !saif_np[1] || !codec_np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) dev_err(&pdev->dev, "phandle missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) of_node_put(codec_np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) of_node_put(saif_np[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) of_node_put(saif_np[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) for (i = 0; i < 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) mxs_sgtl5000_dai[i].codecs->name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) mxs_sgtl5000_dai[i].codecs->of_node = codec_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) mxs_sgtl5000_dai[i].cpus->dai_name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) mxs_sgtl5000_dai[i].cpus->of_node = saif_np[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) mxs_sgtl5000_dai[i].platforms->name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) mxs_sgtl5000_dai[i].platforms->of_node = saif_np[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) of_node_put(codec_np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) of_node_put(saif_np[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) of_node_put(saif_np[1]);
^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) * Set an init clock(11.28Mhz) for sgtl5000 initialization(i2c r/w).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) * The Sgtl5000 sysclk is derived from saif0 mclk and it's range
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) * should be >= 8MHz and <= 27M.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) ret = mxs_saif_get_mclk(0, 44100 * 256, 44100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) dev_err(&pdev->dev, "failed to get mclk\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) return ret;
^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) card->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (of_find_property(np, "audio-routing", NULL)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) card->dapm_widgets = mxs_sgtl5000_dapm_widgets;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) card->num_dapm_widgets = ARRAY_SIZE(mxs_sgtl5000_dapm_widgets);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) dev_err(&pdev->dev, "failed to parse audio-routing (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) ret = devm_snd_soc_register_card(&pdev->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) if (ret != -EPROBE_DEFER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static int mxs_sgtl5000_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) mxs_saif_put_mclk(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static const struct of_device_id mxs_sgtl5000_dt_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) { .compatible = "fsl,mxs-audio-sgtl5000", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) { /* sentinel */ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) MODULE_DEVICE_TABLE(of, mxs_sgtl5000_dt_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static struct platform_driver mxs_sgtl5000_audio_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .name = "mxs-sgtl5000",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .of_match_table = mxs_sgtl5000_dt_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .probe = mxs_sgtl5000_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) .remove = mxs_sgtl5000_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) module_platform_driver(mxs_sgtl5000_audio_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) MODULE_AUTHOR("Freescale Semiconductor, Inc.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) MODULE_DESCRIPTION("MXS ALSA SoC Machine driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) MODULE_ALIAS("platform:mxs-sgtl5000");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags