^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * trimslice.c - TrimSlice machine ASoC driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2011 - CompuLab, Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Author: Mike Rapoport <mike@compulab.co.il>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Based on code copyright/by:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Author: Stephen Warren <swarren@nvidia.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Copyright (C) 2010-2011 - NVIDIA, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/module.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_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <sound/jack.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <sound/pcm_params.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "../codecs/tlv320aic23.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include "tegra_asoc_utils.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define DRV_NAME "tegra-snd-trimslice"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct tegra_trimslice {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) struct tegra_asoc_utils_data util_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static int trimslice_asoc_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct snd_soc_card *card = rtd->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) struct tegra_trimslice *trimslice = snd_soc_card_get_drvdata(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) int srate, mclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) srate = params_rate(params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) mclk = 128 * srate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) err = tegra_asoc_utils_set_rate(&trimslice->util_data, srate, mclk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) dev_err(card->dev, "Can't configure clocks\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) dev_err(card->dev, "codec_dai clock not set\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) static const struct snd_soc_ops trimslice_asoc_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) .hw_params = trimslice_asoc_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) static const struct snd_soc_dapm_widget trimslice_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) SND_SOC_DAPM_HP("Line Out", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) SND_SOC_DAPM_LINE("Line In", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static const struct snd_soc_dapm_route trimslice_audio_map[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) {"Line Out", NULL, "LOUT"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) {"Line Out", NULL, "ROUT"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) {"LLINEIN", NULL, "Line In"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) {"RLINEIN", NULL, "Line In"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) SND_SOC_DAILINK_DEFS(single_dsp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) DAILINK_COMP_ARRAY(COMP_EMPTY()),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "tlv320aic23-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) static struct snd_soc_dai_link trimslice_tlv320aic23_dai = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .name = "TLV320AIC23",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .stream_name = "AIC23",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) .ops = &trimslice_asoc_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .dai_fmt = SND_SOC_DAIFMT_I2S |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) SND_SOC_DAIFMT_NB_NF |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) SND_SOC_DAILINK_REG(single_dsp),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static struct snd_soc_card snd_soc_trimslice = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .name = "tegra-trimslice",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .driver_name = "tegra",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) .dai_link = &trimslice_tlv320aic23_dai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .num_links = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .dapm_widgets = trimslice_dapm_widgets,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .num_dapm_widgets = ARRAY_SIZE(trimslice_dapm_widgets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .dapm_routes = trimslice_audio_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .num_dapm_routes = ARRAY_SIZE(trimslice_audio_map),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .fully_routed = true,
^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 tegra_snd_trimslice_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 device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) struct snd_soc_card *card = &snd_soc_trimslice;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct tegra_trimslice *trimslice;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) trimslice = devm_kzalloc(&pdev->dev, sizeof(struct tegra_trimslice),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) if (!trimslice)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) card->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) snd_soc_card_set_drvdata(card, trimslice);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) trimslice_tlv320aic23_dai.codecs->of_node = of_parse_phandle(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) "nvidia,audio-codec", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (!trimslice_tlv320aic23_dai.codecs->of_node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) "Property 'nvidia,audio-codec' missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) trimslice_tlv320aic23_dai.cpus->of_node = of_parse_phandle(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) "nvidia,i2s-controller", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) if (!trimslice_tlv320aic23_dai.cpus->of_node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) "Property 'nvidia,i2s-controller' missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) trimslice_tlv320aic23_dai.platforms->of_node =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) trimslice_tlv320aic23_dai.cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) ret = tegra_asoc_utils_init(&trimslice->util_data, &pdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ret = devm_snd_soc_register_card(&pdev->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) static const struct of_device_id trimslice_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) { .compatible = "nvidia,tegra-audio-trimslice", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) MODULE_DEVICE_TABLE(of, trimslice_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static struct platform_driver tegra_snd_trimslice_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .name = DRV_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .of_match_table = trimslice_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) .probe = tegra_snd_trimslice_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) module_platform_driver(tegra_snd_trimslice_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) MODULE_DESCRIPTION("Trimslice machine ASoC driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) MODULE_ALIAS("platform:" DRV_NAME);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags