787 lines
21 KiB
C
Executable File
787 lines
21 KiB
C
Executable File
/*
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* Exynos9610-RT5665 Audio Machine driver.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/debugfs.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/of_gpio.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/slab.h>
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#include <linux/gpio.h>
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#include <sound/tlv.h>
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#include <sound/soc.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/initval.h>
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#include <soc/samsung/exynos-pmu.h>
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#include <sound/samsung/abox.h>
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#include "../codecs/rt5665.h"
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#include <sound/jack.h>
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#define CODEC_SAMPLE_RATE_48KHZ 48000
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#define CODEC_PLL_48KHZ 24576000
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#define CODEC_SAMPLE_RATE_192KHZ 192000
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#define CODEC_PLL_192KHZ 49152000
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#define RT5665_MCLK_FREQ 26000000
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#define RT5665_DAI_ID 0x5665
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#define RT5665_DAI_OFFSET 13
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#define RT5665_CODEC_MAX 22
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#define RT5665_AUX_MAX 2
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#define CLK_SRC_SCLK 0
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#define CLK_SRC_LRCLK 1
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#define CLK_SRC_PDM 2
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#define CLK_SRC_SELF 3
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#define CLK_SRC_MCLK 4
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#define CLK_SRC_SWIRE 5
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#define CLK_SRC_DAI 0
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#define CLK_SRC_CODEC 1
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#define RDMA_COUNT 8
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#define WDMA_COUNT 5
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#define UAIF_START (RDMA_COUNT + WDMA_COUNT)
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#define UAIF_COUNT 4
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#define SIFS_START (RDMA_COUNT + WDMA_COUNT + UAIF_COUNT + 2)
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#define SIFS_COUNT 3
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static struct snd_soc_card exynos9610_audio;
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static struct snd_soc_codec_conf codec_conf[RT5665_CODEC_MAX];
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static struct snd_soc_aux_dev aux_dev[RT5665_AUX_MAX];
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static struct clk *xclkout;
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struct rt5665_drvdata {
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struct device *dev;
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struct snd_soc_codec *codec;
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struct snd_soc_jack rt5665_headset;
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int aifrate;
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bool use_external_jd;
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};
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static struct rt5665_drvdata exynos9610_drvdata;
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static struct snd_soc_pcm_runtime *rt5665_get_rtd(struct snd_soc_card *card,
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int id)
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{
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struct snd_soc_dai_link *dai_link;
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struct snd_soc_pcm_runtime *rtd = NULL;
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for (dai_link = card->dai_link;
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dai_link - card->dai_link < card->num_links;
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dai_link++) {
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if (id == dai_link->id) {
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rtd = snd_soc_get_pcm_runtime(card, dai_link->name);
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break;
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}
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}
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if (!rtd)
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rtd = snd_soc_get_pcm_runtime(card, card->dai_link[id].name);
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return rtd;
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}
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static int exynos9610_rt5665_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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int ret, codec_pll_in, codec_pll_out;
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dev_info(card->dev, "%s-%d %dch, %dHz, %dbytes\n",
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rtd->dai_link->name, substream->stream,
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params_channels(params), params_rate(params),
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params_buffer_bytes(params));
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if (params_rate(params) == CODEC_SAMPLE_RATE_192KHZ)
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codec_pll_in = params_rate(params) * 24 * 2;
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else
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codec_pll_in = params_rate(params) * 16 * 2;
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codec_pll_out = params_rate(params) * 512;
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ret = snd_soc_dai_set_pll(codec_dai, 0, RT5665_PLL1_S_BCLK1, codec_pll_in, codec_pll_out);
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if (ret < 0) {
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dev_err(card->dev, "codec_dai RT5665_PLL1_S_BCLK1 not set\n");
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return ret;
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}
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ret = snd_soc_dai_set_sysclk(codec_dai, RT5665_SCLK_S_PLL1, codec_pll_out, SND_SOC_CLOCK_IN);
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if (ret < 0) {
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dev_err(card->dev, "codec_dai RT5665_PLL1_S_PLL1 not set\n");
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return ret;
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}
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return ret;
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}
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static struct snd_soc_ops uaif0_ops = {
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.hw_params = exynos9610_rt5665_hw_params,
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};
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static const struct snd_soc_ops uaif_ops = {
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};
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static const struct snd_soc_ops rdma_ops = {
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};
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static const struct snd_soc_ops wdma_ops = {
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};
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static int dsif_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *hw_params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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int tx_slot[] = {0, 1};
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/* bclk ratio 64 for DSD64, 128 for DSD128 */
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snd_soc_dai_set_bclk_ratio(cpu_dai, 64);
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/* channel map 0 1 if left is first, 1 0 if right is first */
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snd_soc_dai_set_channel_map(cpu_dai, 2, tx_slot, 0, NULL);
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return 0;
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}
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static const struct snd_soc_ops dsif_ops = {
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.hw_params = dsif_hw_params,
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};
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static int exynos9610_rt5665_codec_init(struct snd_soc_pcm_runtime *rtd)
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{
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int ret;
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struct rt5665_drvdata *ctx = snd_soc_card_get_drvdata(rtd->card);
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struct snd_soc_codec *codec = rtd->codec;
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dev_info(codec->dev, "%s\n", __func__);
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ret = snd_soc_card_jack_new(&exynos9610_audio, "Headset Jack",
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SND_JACK_HEADSET, &ctx->rt5665_headset, NULL, 0);
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if (ret) {
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dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
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return ret;
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}
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rt5665_set_jack_detect(codec, &ctx->rt5665_headset);
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return ret;
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}
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static int exynos9610_late_probe(struct snd_soc_card *card)
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{
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struct snd_soc_dai *aif1_dai;
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struct snd_soc_codec *codec;
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struct snd_soc_component *cpu;
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struct snd_soc_dapm_context *dapm;
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char name[SZ_32];
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const char *prefix;
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int i;
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dev_info(card->dev, "%s\n", __func__);
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aif1_dai = rt5665_get_rtd(card, 0)->cpu_dai;
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cpu = aif1_dai->component;
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aif1_dai = rt5665_get_rtd(card, RT5665_DAI_ID)->codec_dai;
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codec = aif1_dai->codec;
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/* close codec device immediately when pcm is closed */
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snd_soc_dapm_ignore_suspend(&card->dapm, "VOUTPUT");
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snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUT1");
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snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUT2");
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snd_soc_dapm_ignore_suspend(&card->dapm, "VOUTPUTCALL");
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snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUTCALL");
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snd_soc_dapm_ignore_suspend(&card->dapm, "HEADSETMIC");
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snd_soc_dapm_ignore_suspend(&card->dapm, "MAINMIC");
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snd_soc_dapm_ignore_suspend(&card->dapm, "SUBMIC");
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snd_soc_dapm_ignore_suspend(&card->dapm, "RECEIVER");
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snd_soc_dapm_ignore_suspend(&card->dapm, "HEADPHONE");
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snd_soc_dapm_ignore_suspend(&card->dapm, "SPEAKER");
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snd_soc_dapm_sync(&card->dapm);
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snd_soc_dapm_ignore_suspend(snd_soc_codec_get_dapm(codec), "AIF1 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_codec_get_dapm(codec), "AIF1_1 Capture");
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snd_soc_dapm_sync(snd_soc_codec_get_dapm(codec));
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA0 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA1 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA2 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA3 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA4 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA5 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA6 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA7 Playback");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA0 Capture");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA1 Capture");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA2 Capture");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA3 Capture");
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snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA4 Capture");
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snd_soc_dapm_sync(snd_soc_component_get_dapm(cpu));
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for (i = 0; i < UAIF_COUNT; i++) {
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aif1_dai = rt5665_get_rtd(card, UAIF_START + i)->cpu_dai;
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cpu = aif1_dai->component;
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dapm = snd_soc_component_get_dapm(cpu);
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prefix = dapm->component->name_prefix;
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snprintf(name, sizeof(name), "%s UAIF%d Capture", prefix, i);
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snd_soc_dapm_ignore_suspend(dapm, name);
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snprintf(name, sizeof(name), "%s UAIF%d Playback", prefix, i);
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snd_soc_dapm_ignore_suspend(dapm, name);
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snd_soc_dapm_sync(dapm);
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}
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for (i = 0; i < SIFS_COUNT; i++) {
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aif1_dai = rt5665_get_rtd(card, SIFS_START + i)->cpu_dai;
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cpu = aif1_dai->component;
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dapm = snd_soc_component_get_dapm(cpu);
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prefix = dapm->component->name_prefix;
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snprintf(name, sizeof(name), "%s SIFS%d Capture", prefix, i);
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snd_soc_dapm_ignore_suspend(dapm, name);
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snprintf(name, sizeof(name), "%s SIFS%d Playback", prefix, i);
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snd_soc_dapm_ignore_suspend(dapm, name);
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snd_soc_dapm_sync(dapm);
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}
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return 0;
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}
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static const struct snd_kcontrol_new exynos9610_audio_controls[] = {
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SOC_DAPM_PIN_SWITCH("HEADPHONE"),
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SOC_DAPM_PIN_SWITCH("SPEAKER"),
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SOC_DAPM_PIN_SWITCH("RECEIVER"),
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SOC_DAPM_PIN_SWITCH("MAINMIC"),
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SOC_DAPM_PIN_SWITCH("SUBMIC"),
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SOC_DAPM_PIN_SWITCH("HEADSETMIC"),
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};
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const struct snd_soc_dapm_widget exynos9610_audio_dapm_widgets[] = {
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SND_SOC_DAPM_OUTPUT("VOUTPUT"),
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SND_SOC_DAPM_INPUT("VINPUT1"),
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SND_SOC_DAPM_INPUT("VINPUT2"),
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SND_SOC_DAPM_OUTPUT("VOUTPUTCALL"),
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SND_SOC_DAPM_INPUT("VINPUTCALL"),
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SND_SOC_DAPM_MIC("HEADSETMIC", NULL),
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SND_SOC_DAPM_MIC("MAINMIC", NULL),
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SND_SOC_DAPM_MIC("SUBMIC", NULL),
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SND_SOC_DAPM_SPK("RECEIVER", NULL),
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SND_SOC_DAPM_HP("HEADPHONE", NULL),
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SND_SOC_DAPM_SPK("SPEAKER", NULL),
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SND_SOC_DAPM_MIC("BLUETOOTH MIC", NULL),
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SND_SOC_DAPM_SPK("BLUETOOTH SPK", NULL),
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};
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static struct snd_soc_dai_link exynos9610_dai[] = {
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{
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.name = "RDMA0",
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.stream_name = "RDMA0",
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.platform_name = "14a51000.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA1",
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.stream_name = "RDMA1",
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.platform_name = "14a51100.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA2",
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.stream_name = "RDMA2",
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.platform_name = "14a51200.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA3",
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.stream_name = "RDMA3",
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.platform_name = "14a51300.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA4",
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.stream_name = "RDMA4",
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.platform_name = "14a51400.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA5",
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.stream_name = "RDMA5",
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.platform_name = "14a51500.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA6",
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.stream_name = "RDMA6",
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.platform_name = "14a51600.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "RDMA7",
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.stream_name = "RDMA7",
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.platform_name = "14a51700.abox_rdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &rdma_ops,
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.dpcm_playback = 1,
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},
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{
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.name = "WDMA0",
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.stream_name = "WDMA0",
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.platform_name = "14a52000.abox_wdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &wdma_ops,
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.dpcm_capture = 1,
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},
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{
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.name = "WDMA1",
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.stream_name = "WDMA1",
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.platform_name = "14a52100.abox_wdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
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.ops = &wdma_ops,
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.dpcm_capture = 1,
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},
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{
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.name = "WDMA2",
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.stream_name = "WDMA2",
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.platform_name = "14a52200.abox_wdma",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.dynamic = 1,
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.ignore_suspend = 1,
|
|
.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
|
|
.ops = &wdma_ops,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "WDMA3",
|
|
.stream_name = "WDMA3",
|
|
.platform_name = "14a52300.abox_wdma",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.dynamic = 1,
|
|
.ignore_suspend = 1,
|
|
.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
|
|
.ops = &wdma_ops,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "WDMA4",
|
|
.stream_name = "WDMA4",
|
|
.platform_name = "14a52400.abox_wdma",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.dynamic = 1,
|
|
.ignore_suspend = 1,
|
|
.trigger = {SND_SOC_DPCM_TRIGGER_POST_PRE, SND_SOC_DPCM_TRIGGER_PRE_POST},
|
|
.ops = &wdma_ops,
|
|
.dpcm_capture = 1,
|
|
},
|
|
#if IS_ENABLED(SND_SOC_SAMSUNG_DISPLAYPORT)
|
|
{
|
|
.name = "DP Audio",
|
|
.stream_name = "DP Audio",
|
|
.cpu_dai_name = "audio_cpu_dummy",
|
|
.platform_name = "dp_dma",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
},
|
|
#endif
|
|
{
|
|
.name = "UAIF0",
|
|
.stream_name = "UAIF0",
|
|
.platform_name = "snd-soc-dummy",
|
|
.id = 0x5665,
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.ops = &uaif0_ops,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
.init = exynos9610_rt5665_codec_init,
|
|
},
|
|
{
|
|
.name = "UAIF1",
|
|
.stream_name = "UAIF1",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.ops = &uaif_ops,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "UAIF2",
|
|
.stream_name = "UAIF2",
|
|
.platform_name = "snd-soc-dummy",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.ops = &uaif_ops,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "UAIF4",
|
|
.stream_name = "UAIF4",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.ops = &uaif_ops,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "DSIF",
|
|
.stream_name = "DSIF",
|
|
.cpu_dai_name = "DSIF",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.ops = &dsif_ops,
|
|
.dpcm_playback = 1,
|
|
},
|
|
{
|
|
.name = "SPDY",
|
|
.stream_name = "SPDY",
|
|
.cpu_dai_name = "SPDY",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "SIFS0",
|
|
.stream_name = "SIFS0",
|
|
.cpu_dai_name = "SIFS0",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "SIFS1",
|
|
.stream_name = "SIFS1",
|
|
.cpu_dai_name = "SIFS1",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
{
|
|
.name = "SIFS2",
|
|
.stream_name = "SIFS2",
|
|
.cpu_dai_name = "SIFS2",
|
|
.platform_name = "snd-soc-dummy",
|
|
.codec_name = "snd-soc-dummy",
|
|
.codec_dai_name = "snd-soc-dummy-dai",
|
|
.no_pcm = 1,
|
|
.ignore_suspend = 1,
|
|
.ignore_pmdown_time = 1,
|
|
.be_hw_params_fixup = abox_hw_params_fixup_helper,
|
|
.dpcm_playback = 1,
|
|
.dpcm_capture = 1,
|
|
},
|
|
};
|
|
|
|
static int read_platform(struct device_node *np, const char * const prop,
|
|
struct device_node **dai)
|
|
{
|
|
int ret = 0;
|
|
|
|
np = of_get_child_by_name(np, prop);
|
|
if (!np)
|
|
return -ENOENT;
|
|
|
|
*dai = of_parse_phandle(np, "sound-dai", 0);
|
|
if (!*dai) {
|
|
ret = -ENODEV;
|
|
goto out;
|
|
}
|
|
out:
|
|
of_node_put(np);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int read_cpu(struct device_node *np, struct device *dev,
|
|
struct snd_soc_dai_link *dai_link)
|
|
{
|
|
int ret = 0;
|
|
|
|
np = of_get_child_by_name(np, "cpu");
|
|
if (!np)
|
|
return -ENOENT;
|
|
|
|
dai_link->cpu_of_node = of_parse_phandle(np, "sound-dai", 0);
|
|
if (!dai_link->cpu_of_node) {
|
|
ret = -ENODEV;
|
|
goto out;
|
|
}
|
|
|
|
if (dai_link->cpu_dai_name == NULL) {
|
|
/* Ignoring the return as we don't register DAIs to the platform */
|
|
ret = snd_soc_of_get_dai_name(np, &dai_link->cpu_dai_name);
|
|
if (ret)
|
|
goto out;
|
|
}
|
|
out:
|
|
of_node_put(np);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int read_codec(struct device_node *np, struct device *dev,
|
|
struct snd_soc_dai_link *dai_link)
|
|
{
|
|
np = of_get_child_by_name(np, "codec");
|
|
if (!np)
|
|
return -ENOENT;
|
|
|
|
return snd_soc_of_get_dai_link_codecs(dev, np, dai_link);
|
|
}
|
|
|
|
static void control_xclkout(bool on)
|
|
{
|
|
if (on)
|
|
clk_prepare_enable(xclkout);
|
|
else
|
|
clk_disable_unprepare(xclkout);
|
|
}
|
|
|
|
static struct snd_soc_card exynos9610_audio = {
|
|
.name = "Exynos9610-Audio",
|
|
.owner = THIS_MODULE,
|
|
.dai_link = exynos9610_dai,
|
|
.num_links = ARRAY_SIZE(exynos9610_dai),
|
|
|
|
.late_probe = exynos9610_late_probe,
|
|
|
|
.controls = exynos9610_audio_controls,
|
|
.num_controls = ARRAY_SIZE(exynos9610_audio_controls),
|
|
.dapm_widgets = exynos9610_audio_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(exynos9610_audio_dapm_widgets),
|
|
|
|
.drvdata = (void *)&exynos9610_drvdata,
|
|
|
|
.codec_conf = codec_conf,
|
|
.num_configs = ARRAY_SIZE(codec_conf),
|
|
|
|
.aux_dev = aux_dev,
|
|
.num_aux_devs = ARRAY_SIZE(aux_dev),
|
|
};
|
|
|
|
static int exynos9610_audio_probe(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_card *card = &exynos9610_audio;
|
|
struct rt5665_drvdata *drvdata = card->drvdata;
|
|
struct device_node *np = pdev->dev.of_node;
|
|
struct device_node *dai;
|
|
int nlink = 0;
|
|
int i, rc, ret;
|
|
|
|
dev_info(&pdev->dev, "%s\n", __func__);
|
|
|
|
card->dev = &pdev->dev;
|
|
drvdata->dev = card->dev;
|
|
snd_soc_card_set_drvdata(card, drvdata);
|
|
|
|
xclkout = devm_clk_get(&pdev->dev, "xclkout");
|
|
if (IS_ERR(xclkout)) {
|
|
dev_err(&pdev->dev, "xclkout get failed\n");
|
|
xclkout = NULL;
|
|
}
|
|
control_xclkout(true);
|
|
dev_info(&pdev->dev, "xclkout is enabled\n");
|
|
|
|
for_each_child_of_node(np, dai) {
|
|
struct snd_soc_dai_link *link = &exynos9610_dai[nlink];
|
|
|
|
if (!link->name)
|
|
link->name = dai->name;
|
|
if (!link->stream_name)
|
|
link->stream_name = dai->name;
|
|
|
|
if (!link->cpu_name) {
|
|
ret = read_cpu(dai, card->dev, link);
|
|
if (ret) {
|
|
dev_err(card->dev, "Failed to parse cpu DAI for %s: %d\n",
|
|
dai->name, ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
if (!link->platform_name) {
|
|
ret = read_platform(dai, "platform",
|
|
&link->platform_of_node);
|
|
if (ret) {
|
|
link->platform_of_node = link->cpu_of_node;
|
|
dev_info(card->dev, "Cpu node is used as platform for %s: %d\n",
|
|
dai->name, ret);
|
|
}
|
|
}
|
|
|
|
if (!link->codec_name) {
|
|
ret = read_codec(dai, card->dev, link);
|
|
if (ret) {
|
|
dev_err(card->dev, "Failed to parse codec DAI for %s: %d\n",
|
|
dai->name, ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
link->dai_fmt = snd_soc_of_parse_daifmt(dai, NULL, NULL, NULL);
|
|
|
|
if (++nlink == card->num_links)
|
|
break;
|
|
}
|
|
|
|
if (!nlink) {
|
|
dev_err(card->dev, "No DAIs specified\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (of_property_read_bool(np, "samsung,routing")) {
|
|
ret = snd_soc_of_parse_audio_routing(card, "samsung,routing");
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(codec_conf); i++) {
|
|
codec_conf[i].of_node = of_parse_phandle(np, "samsung,codec", i);
|
|
if (IS_ERR_OR_NULL(codec_conf[i].of_node)) {
|
|
exynos9610_audio.num_configs = i;
|
|
break;
|
|
}
|
|
|
|
rc = of_property_read_string_index(np, "samsung,prefix", i,
|
|
&codec_conf[i].name_prefix);
|
|
if (rc < 0)
|
|
codec_conf[i].name_prefix = "";
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(aux_dev); i++) {
|
|
aux_dev[i].codec_of_node = of_parse_phandle(np, "samsung,aux", i);
|
|
if (IS_ERR_OR_NULL(aux_dev[i].codec_of_node)) {
|
|
exynos9610_audio.num_aux_devs = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
ret = devm_snd_soc_register_card(card->dev, card);
|
|
if (ret)
|
|
dev_err(card->dev, "snd_soc_register_card() failed:%d\n", ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static const struct of_device_id exynos9610_audio_of_match[] = {
|
|
{.compatible = "samsung,exynos9610-audio",},
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(of, exynos9610_audio_of_match);
|
|
|
|
static struct platform_driver exynos9610_audio_driver = {
|
|
.driver = {
|
|
.name = "Exynos9610-audio",
|
|
.owner = THIS_MODULE,
|
|
.pm = &snd_soc_pm_ops,
|
|
.of_match_table = of_match_ptr(exynos9610_audio_of_match),
|
|
},
|
|
|
|
.probe = exynos9610_audio_probe,
|
|
};
|
|
|
|
module_platform_driver(exynos9610_audio_driver);
|
|
|
|
MODULE_DESCRIPTION("ALSA SoC Exynos9610 Audio Driver");
|
|
MODULE_AUTHOR("Shinhyung Kang <s47.kang@samsung.com>");
|
|
MODULE_LICENSE("GPL v2");
|
|
MODULE_ALIAS("platform:exynos9610-audio");
|