mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 12:32:19 +07:00
18c140f4a2
When j7200 SOM is attached to the CPB we only have parent clock for 48KHz family and the rate of the parent clock is 2359296000Hz. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Link: https://lore.kernel.org/r/20200910124110.19361-3-peter.ujfalusi@ti.com Signed-off-by: Mark Brown <broonie@kernel.org>
908 lines
26 KiB
C
908 lines
26 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com
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* Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
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*/
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#include <linux/clk.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/platform_device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include "davinci-mcasp.h"
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/*
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* Maximum number of configuration entries for prefixes:
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* CPB: 2 (mcasp10 + codec)
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* IVI: 3 (mcasp0 + 2x codec)
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*/
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#define J721E_CODEC_CONF_COUNT 5
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#define J721E_AUDIO_DOMAIN_CPB 0
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#define J721E_AUDIO_DOMAIN_IVI 1
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#define J721E_CLK_PARENT_48000 0
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#define J721E_CLK_PARENT_44100 1
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#define J721E_MAX_CLK_HSDIV 128
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#define PCM1368A_MAX_SYSCLK 36864000
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#define J721E_DAI_FMT (SND_SOC_DAIFMT_RIGHT_J | \
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SND_SOC_DAIFMT_NB_NF | \
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SND_SOC_DAIFMT_CBS_CFS)
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enum j721e_board_type {
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J721E_BOARD_CPB = 1,
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J721E_BOARD_CPB_IVI,
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};
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struct j721e_audio_match_data {
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enum j721e_board_type board_type;
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int num_links;
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unsigned int pll_rates[2];
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};
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static unsigned int ratios_for_pcm3168a[] = {
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256,
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512,
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768,
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};
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struct j721e_audio_clocks {
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struct clk *target;
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struct clk *parent[2];
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};
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struct j721e_audio_domain {
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struct j721e_audio_clocks codec;
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struct j721e_audio_clocks mcasp;
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int parent_clk_id;
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int active;
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unsigned int active_link;
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unsigned int rate;
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};
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struct j721e_priv {
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struct device *dev;
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struct snd_soc_card card;
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struct snd_soc_dai_link *dai_links;
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struct snd_soc_codec_conf codec_conf[J721E_CODEC_CONF_COUNT];
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struct snd_interval rate_range;
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const struct j721e_audio_match_data *match_data;
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u32 pll_rates[2];
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unsigned int hsdiv_rates[2];
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struct j721e_audio_domain audio_domains[2];
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struct mutex mutex;
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};
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static const struct snd_soc_dapm_widget j721e_cpb_dapm_widgets[] = {
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SND_SOC_DAPM_HP("CPB Stereo HP 1", NULL),
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SND_SOC_DAPM_HP("CPB Stereo HP 2", NULL),
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SND_SOC_DAPM_HP("CPB Stereo HP 3", NULL),
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SND_SOC_DAPM_LINE("CPB Line Out", NULL),
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SND_SOC_DAPM_MIC("CPB Stereo Mic 1", NULL),
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SND_SOC_DAPM_MIC("CPB Stereo Mic 2", NULL),
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SND_SOC_DAPM_LINE("CPB Line In", NULL),
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};
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static const struct snd_soc_dapm_route j721e_cpb_dapm_routes[] = {
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{"CPB Stereo HP 1", NULL, "codec-1 AOUT1L"},
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{"CPB Stereo HP 1", NULL, "codec-1 AOUT1R"},
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{"CPB Stereo HP 2", NULL, "codec-1 AOUT2L"},
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{"CPB Stereo HP 2", NULL, "codec-1 AOUT2R"},
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{"CPB Stereo HP 3", NULL, "codec-1 AOUT3L"},
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{"CPB Stereo HP 3", NULL, "codec-1 AOUT3R"},
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{"CPB Line Out", NULL, "codec-1 AOUT4L"},
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{"CPB Line Out", NULL, "codec-1 AOUT4R"},
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{"codec-1 AIN1L", NULL, "CPB Stereo Mic 1"},
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{"codec-1 AIN1R", NULL, "CPB Stereo Mic 1"},
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{"codec-1 AIN2L", NULL, "CPB Stereo Mic 2"},
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{"codec-1 AIN2R", NULL, "CPB Stereo Mic 2"},
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{"codec-1 AIN3L", NULL, "CPB Line In"},
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{"codec-1 AIN3R", NULL, "CPB Line In"},
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};
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static const struct snd_soc_dapm_widget j721e_ivi_codec_a_dapm_widgets[] = {
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SND_SOC_DAPM_LINE("IVI A Line Out 1", NULL),
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SND_SOC_DAPM_LINE("IVI A Line Out 2", NULL),
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SND_SOC_DAPM_LINE("IVI A Line Out 3", NULL),
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SND_SOC_DAPM_LINE("IVI A Line Out 4", NULL),
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SND_SOC_DAPM_MIC("IVI A Stereo Mic 1", NULL),
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SND_SOC_DAPM_MIC("IVI A Stereo Mic 2", NULL),
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SND_SOC_DAPM_LINE("IVI A Line In", NULL),
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};
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static const struct snd_soc_dapm_route j721e_codec_a_dapm_routes[] = {
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{"IVI A Line Out 1", NULL, "codec-a AOUT1L"},
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{"IVI A Line Out 1", NULL, "codec-a AOUT1R"},
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{"IVI A Line Out 2", NULL, "codec-a AOUT2L"},
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{"IVI A Line Out 2", NULL, "codec-a AOUT2R"},
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{"IVI A Line Out 3", NULL, "codec-a AOUT3L"},
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{"IVI A Line Out 3", NULL, "codec-a AOUT3R"},
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{"IVI A Line Out 4", NULL, "codec-a AOUT4L"},
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{"IVI A Line Out 4", NULL, "codec-a AOUT4R"},
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{"codec-a AIN1L", NULL, "IVI A Stereo Mic 1"},
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{"codec-a AIN1R", NULL, "IVI A Stereo Mic 1"},
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{"codec-a AIN2L", NULL, "IVI A Stereo Mic 2"},
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{"codec-a AIN2R", NULL, "IVI A Stereo Mic 2"},
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{"codec-a AIN3L", NULL, "IVI A Line In"},
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{"codec-a AIN3R", NULL, "IVI A Line In"},
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};
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static const struct snd_soc_dapm_widget j721e_ivi_codec_b_dapm_widgets[] = {
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SND_SOC_DAPM_LINE("IVI B Line Out 1", NULL),
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SND_SOC_DAPM_LINE("IVI B Line Out 2", NULL),
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SND_SOC_DAPM_LINE("IVI B Line Out 3", NULL),
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SND_SOC_DAPM_LINE("IVI B Line Out 4", NULL),
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SND_SOC_DAPM_MIC("IVI B Stereo Mic 1", NULL),
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SND_SOC_DAPM_MIC("IVI B Stereo Mic 2", NULL),
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SND_SOC_DAPM_LINE("IVI B Line In", NULL),
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};
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static const struct snd_soc_dapm_route j721e_codec_b_dapm_routes[] = {
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{"IVI B Line Out 1", NULL, "codec-b AOUT1L"},
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{"IVI B Line Out 1", NULL, "codec-b AOUT1R"},
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{"IVI B Line Out 2", NULL, "codec-b AOUT2L"},
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{"IVI B Line Out 2", NULL, "codec-b AOUT2R"},
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{"IVI B Line Out 3", NULL, "codec-b AOUT3L"},
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{"IVI B Line Out 3", NULL, "codec-b AOUT3R"},
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{"IVI B Line Out 4", NULL, "codec-b AOUT4L"},
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{"IVI B Line Out 4", NULL, "codec-b AOUT4R"},
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{"codec-b AIN1L", NULL, "IVI B Stereo Mic 1"},
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{"codec-b AIN1R", NULL, "IVI B Stereo Mic 1"},
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{"codec-b AIN2L", NULL, "IVI B Stereo Mic 2"},
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{"codec-b AIN2R", NULL, "IVI B Stereo Mic 2"},
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{"codec-b AIN3L", NULL, "IVI B Line In"},
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{"codec-b AIN3R", NULL, "IVI B Line In"},
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};
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static int j721e_configure_refclk(struct j721e_priv *priv,
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unsigned int audio_domain, unsigned int rate)
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{
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struct j721e_audio_domain *domain = &priv->audio_domains[audio_domain];
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unsigned int scki;
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int ret = -EINVAL;
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int i, clk_id;
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if (!(rate % 8000) && priv->pll_rates[J721E_CLK_PARENT_48000])
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clk_id = J721E_CLK_PARENT_48000;
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else if (!(rate % 11025) && priv->pll_rates[J721E_CLK_PARENT_44100])
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clk_id = J721E_CLK_PARENT_44100;
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else
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return ret;
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for (i = 0; i < ARRAY_SIZE(ratios_for_pcm3168a); i++) {
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scki = ratios_for_pcm3168a[i] * rate;
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if (priv->pll_rates[clk_id] / scki <= J721E_MAX_CLK_HSDIV) {
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ret = 0;
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break;
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}
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}
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if (ret) {
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dev_err(priv->dev, "No valid clock configuration for %u Hz\n",
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rate);
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return ret;
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}
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if (priv->hsdiv_rates[domain->parent_clk_id] != scki) {
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dev_dbg(priv->dev,
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"%s configuration for %u Hz: %s, %dxFS (SCKI: %u Hz)\n",
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audio_domain == J721E_AUDIO_DOMAIN_CPB ? "CPB" : "IVI",
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rate,
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clk_id == J721E_CLK_PARENT_48000 ? "PLL4" : "PLL15",
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ratios_for_pcm3168a[i], scki);
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if (domain->parent_clk_id != clk_id) {
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ret = clk_set_parent(domain->codec.target,
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domain->codec.parent[clk_id]);
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if (ret)
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return ret;
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ret = clk_set_parent(domain->mcasp.target,
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domain->mcasp.parent[clk_id]);
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if (ret)
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return ret;
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domain->parent_clk_id = clk_id;
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}
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ret = clk_set_rate(domain->codec.target, scki);
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if (ret) {
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dev_err(priv->dev, "codec set rate failed for %u Hz\n",
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scki);
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return ret;
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}
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ret = clk_set_rate(domain->mcasp.target, scki);
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if (!ret) {
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priv->hsdiv_rates[domain->parent_clk_id] = scki;
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} else {
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dev_err(priv->dev, "mcasp set rate failed for %u Hz\n",
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scki);
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return ret;
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}
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}
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return ret;
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}
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static int j721e_rule_rate(struct snd_pcm_hw_params *params,
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struct snd_pcm_hw_rule *rule)
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{
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struct snd_interval *t = rule->private;
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return snd_interval_refine(hw_param_interval(params, rule->var), t);
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}
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static int j721e_audio_startup(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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struct j721e_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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unsigned int domain_id = rtd->dai_link->id;
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struct j721e_audio_domain *domain = &priv->audio_domains[domain_id];
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struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
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struct snd_soc_dai *codec_dai;
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unsigned int active_rate;
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int ret = 0;
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int i;
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mutex_lock(&priv->mutex);
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domain->active++;
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if (priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].rate)
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active_rate = priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].rate;
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else
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active_rate = priv->audio_domains[J721E_AUDIO_DOMAIN_IVI].rate;
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if (active_rate)
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ret = snd_pcm_hw_constraint_single(substream->runtime,
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SNDRV_PCM_HW_PARAM_RATE,
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active_rate);
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else
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ret = snd_pcm_hw_rule_add(substream->runtime, 0,
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SNDRV_PCM_HW_PARAM_RATE,
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j721e_rule_rate, &priv->rate_range,
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SNDRV_PCM_HW_PARAM_RATE, -1);
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mutex_unlock(&priv->mutex);
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if (ret)
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return ret;
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/* Reset TDM slots to 32 */
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ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
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if (ret && ret != -ENOTSUPP)
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return ret;
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 2, 32);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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return 0;
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}
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static int j721e_audio_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 = asoc_substream_to_rtd(substream);
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struct snd_soc_card *card = rtd->card;
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struct j721e_priv *priv = snd_soc_card_get_drvdata(card);
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unsigned int domain_id = rtd->dai_link->id;
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struct j721e_audio_domain *domain = &priv->audio_domains[domain_id];
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struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
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struct snd_soc_dai *codec_dai;
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unsigned int sysclk_rate;
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int slot_width = 32;
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int ret;
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int i;
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mutex_lock(&priv->mutex);
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if (domain->rate && domain->rate != params_rate(params)) {
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ret = -EINVAL;
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goto out;
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}
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if (params_width(params) == 16)
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slot_width = 16;
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ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, slot_width);
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if (ret && ret != -ENOTSUPP)
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goto out;
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 2,
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slot_width);
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if (ret && ret != -ENOTSUPP)
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goto out;
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}
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ret = j721e_configure_refclk(priv, domain_id, params_rate(params));
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if (ret)
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goto out;
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sysclk_rate = priv->hsdiv_rates[domain->parent_clk_id];
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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ret = snd_soc_dai_set_sysclk(codec_dai, 0, sysclk_rate,
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SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP) {
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dev_err(priv->dev,
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"codec set_sysclk failed for %u Hz\n",
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sysclk_rate);
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goto out;
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}
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}
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ret = snd_soc_dai_set_sysclk(cpu_dai, MCASP_CLK_HCLK_AUXCLK,
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sysclk_rate, SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP) {
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dev_err(priv->dev, "mcasp set_sysclk failed for %u Hz\n",
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sysclk_rate);
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} else {
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domain->rate = params_rate(params);
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ret = 0;
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}
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out:
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mutex_unlock(&priv->mutex);
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return ret;
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}
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static void j721e_audio_shutdown(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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struct j721e_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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unsigned int domain_id = rtd->dai_link->id;
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struct j721e_audio_domain *domain = &priv->audio_domains[domain_id];
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mutex_lock(&priv->mutex);
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domain->active--;
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if (!domain->active) {
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domain->rate = 0;
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domain->active_link = 0;
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}
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mutex_unlock(&priv->mutex);
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}
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static const struct snd_soc_ops j721e_audio_ops = {
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.startup = j721e_audio_startup,
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.hw_params = j721e_audio_hw_params,
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.shutdown = j721e_audio_shutdown,
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};
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static int j721e_audio_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct j721e_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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unsigned int domain_id = rtd->dai_link->id;
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struct j721e_audio_domain *domain = &priv->audio_domains[domain_id];
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struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
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struct snd_soc_dai *codec_dai;
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unsigned int sysclk_rate;
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int i, ret;
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/* Set up initial clock configuration */
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ret = j721e_configure_refclk(priv, domain_id, 48000);
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if (ret)
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return ret;
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sysclk_rate = priv->hsdiv_rates[domain->parent_clk_id];
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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ret = snd_soc_dai_set_sysclk(codec_dai, 0, sysclk_rate,
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SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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ret = snd_soc_dai_set_sysclk(cpu_dai, MCASP_CLK_HCLK_AUXCLK,
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sysclk_rate, SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP)
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return ret;
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/* Set initial tdm slots */
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ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
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if (ret && ret != -ENOTSUPP)
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return ret;
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for_each_rtd_codec_dais(rtd, i, codec_dai) {
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ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 2, 32);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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return 0;
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}
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static int j721e_audio_init_ivi(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_dapm_context *dapm = &rtd->card->dapm;
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snd_soc_dapm_new_controls(dapm, j721e_ivi_codec_a_dapm_widgets,
|
|
ARRAY_SIZE(j721e_ivi_codec_a_dapm_widgets));
|
|
snd_soc_dapm_add_routes(dapm, j721e_codec_a_dapm_routes,
|
|
ARRAY_SIZE(j721e_codec_a_dapm_routes));
|
|
snd_soc_dapm_new_controls(dapm, j721e_ivi_codec_b_dapm_widgets,
|
|
ARRAY_SIZE(j721e_ivi_codec_b_dapm_widgets));
|
|
snd_soc_dapm_add_routes(dapm, j721e_codec_b_dapm_routes,
|
|
ARRAY_SIZE(j721e_codec_b_dapm_routes));
|
|
|
|
return j721e_audio_init(rtd);
|
|
}
|
|
|
|
static int j721e_get_clocks(struct device *dev,
|
|
struct j721e_audio_clocks *clocks, char *prefix)
|
|
{
|
|
struct clk *parent;
|
|
char *clk_name;
|
|
int ret;
|
|
|
|
clocks->target = devm_clk_get(dev, prefix);
|
|
if (IS_ERR(clocks->target)) {
|
|
ret = PTR_ERR(clocks->target);
|
|
if (ret != -EPROBE_DEFER)
|
|
dev_err(dev, "failed to acquire %s: %d\n",
|
|
prefix, ret);
|
|
return ret;
|
|
}
|
|
|
|
clk_name = kasprintf(GFP_KERNEL, "%s-48000", prefix);
|
|
if (clk_name) {
|
|
parent = devm_clk_get(dev, clk_name);
|
|
kfree(clk_name);
|
|
if (IS_ERR(parent)) {
|
|
ret = PTR_ERR(parent);
|
|
if (ret == -EPROBE_DEFER)
|
|
return ret;
|
|
|
|
dev_dbg(dev, "no 48KHz parent for %s: %d\n", prefix, ret);
|
|
parent = NULL;
|
|
}
|
|
clocks->parent[J721E_CLK_PARENT_48000] = parent;
|
|
} else {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
clk_name = kasprintf(GFP_KERNEL, "%s-44100", prefix);
|
|
if (clk_name) {
|
|
parent = devm_clk_get(dev, clk_name);
|
|
kfree(clk_name);
|
|
if (IS_ERR(parent)) {
|
|
ret = PTR_ERR(parent);
|
|
if (ret == -EPROBE_DEFER)
|
|
return ret;
|
|
|
|
dev_dbg(dev, "no 44.1KHz parent for %s: %d\n", prefix, ret);
|
|
parent = NULL;
|
|
}
|
|
clocks->parent[J721E_CLK_PARENT_44100] = parent;
|
|
} else {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
if (!clocks->parent[J721E_CLK_PARENT_44100] &&
|
|
!clocks->parent[J721E_CLK_PARENT_48000]) {
|
|
dev_err(dev, "At least one parent clock is needed for %s\n",
|
|
prefix);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct j721e_audio_match_data j721e_cpb_data = {
|
|
.board_type = J721E_BOARD_CPB,
|
|
.num_links = 2, /* CPB pcm3168a */
|
|
.pll_rates = {
|
|
[J721E_CLK_PARENT_44100] = 1083801600, /* PLL15 */
|
|
[J721E_CLK_PARENT_48000] = 1179648000, /* PLL4 */
|
|
},
|
|
};
|
|
|
|
static const struct j721e_audio_match_data j721e_cpb_ivi_data = {
|
|
.board_type = J721E_BOARD_CPB_IVI,
|
|
.num_links = 4, /* CPB pcm3168a + 2x pcm3168a on IVI */
|
|
.pll_rates = {
|
|
[J721E_CLK_PARENT_44100] = 1083801600, /* PLL15 */
|
|
[J721E_CLK_PARENT_48000] = 1179648000, /* PLL4 */
|
|
},
|
|
};
|
|
|
|
static const struct j721e_audio_match_data j7200_cpb_data = {
|
|
.board_type = J721E_BOARD_CPB,
|
|
.num_links = 2, /* CPB pcm3168a */
|
|
.pll_rates = {
|
|
[J721E_CLK_PARENT_48000] = 2359296000u, /* PLL4 */
|
|
},
|
|
};
|
|
|
|
static const struct of_device_id j721e_audio_of_match[] = {
|
|
{
|
|
.compatible = "ti,j721e-cpb-audio",
|
|
.data = &j721e_cpb_data,
|
|
}, {
|
|
.compatible = "ti,j721e-cpb-ivi-audio",
|
|
.data = &j721e_cpb_ivi_data,
|
|
}, {
|
|
.compatible = "ti,j7200-cpb-audio",
|
|
.data = &j7200_cpb_data,
|
|
},
|
|
{ },
|
|
};
|
|
MODULE_DEVICE_TABLE(of, j721e_audio_of_match);
|
|
|
|
static int j721e_calculate_rate_range(struct j721e_priv *priv)
|
|
{
|
|
const struct j721e_audio_match_data *match_data = priv->match_data;
|
|
struct j721e_audio_clocks *domain_clocks;
|
|
unsigned int min_rate, max_rate, pll_rate;
|
|
struct clk *pll;
|
|
|
|
domain_clocks = &priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].mcasp;
|
|
|
|
pll = clk_get_parent(domain_clocks->parent[J721E_CLK_PARENT_44100]);
|
|
if (IS_ERR_OR_NULL(pll)) {
|
|
priv->pll_rates[J721E_CLK_PARENT_44100] =
|
|
match_data->pll_rates[J721E_CLK_PARENT_44100];
|
|
} else {
|
|
priv->pll_rates[J721E_CLK_PARENT_44100] = clk_get_rate(pll);
|
|
clk_put(pll);
|
|
}
|
|
|
|
pll = clk_get_parent(domain_clocks->parent[J721E_CLK_PARENT_48000]);
|
|
if (IS_ERR_OR_NULL(pll)) {
|
|
priv->pll_rates[J721E_CLK_PARENT_48000] =
|
|
match_data->pll_rates[J721E_CLK_PARENT_48000];
|
|
} else {
|
|
priv->pll_rates[J721E_CLK_PARENT_48000] = clk_get_rate(pll);
|
|
clk_put(pll);
|
|
}
|
|
|
|
if (!priv->pll_rates[J721E_CLK_PARENT_44100] &&
|
|
!priv->pll_rates[J721E_CLK_PARENT_48000]) {
|
|
dev_err(priv->dev, "At least one PLL is needed\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (priv->pll_rates[J721E_CLK_PARENT_44100])
|
|
pll_rate = priv->pll_rates[J721E_CLK_PARENT_44100];
|
|
else
|
|
pll_rate = priv->pll_rates[J721E_CLK_PARENT_48000];
|
|
|
|
min_rate = pll_rate / J721E_MAX_CLK_HSDIV;
|
|
min_rate /= ratios_for_pcm3168a[ARRAY_SIZE(ratios_for_pcm3168a) - 1];
|
|
|
|
if (priv->pll_rates[J721E_CLK_PARENT_48000])
|
|
pll_rate = priv->pll_rates[J721E_CLK_PARENT_48000];
|
|
else
|
|
pll_rate = priv->pll_rates[J721E_CLK_PARENT_44100];
|
|
|
|
if (pll_rate > PCM1368A_MAX_SYSCLK)
|
|
pll_rate = PCM1368A_MAX_SYSCLK;
|
|
|
|
max_rate = pll_rate / ratios_for_pcm3168a[0];
|
|
|
|
snd_interval_any(&priv->rate_range);
|
|
priv->rate_range.min = min_rate;
|
|
priv->rate_range.max = max_rate;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int j721e_soc_probe_cpb(struct j721e_priv *priv, int *link_idx,
|
|
int *conf_idx)
|
|
{
|
|
struct device_node *node = priv->dev->of_node;
|
|
struct snd_soc_dai_link_component *compnent;
|
|
struct device_node *dai_node, *codec_node;
|
|
struct j721e_audio_domain *domain;
|
|
int comp_count, comp_idx;
|
|
int ret;
|
|
|
|
dai_node = of_parse_phandle(node, "ti,cpb-mcasp", 0);
|
|
if (!dai_node) {
|
|
dev_err(priv->dev, "CPB McASP node is not provided\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
codec_node = of_parse_phandle(node, "ti,cpb-codec", 0);
|
|
if (!codec_node) {
|
|
dev_err(priv->dev, "CPB codec node is not provided\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
domain = &priv->audio_domains[J721E_AUDIO_DOMAIN_CPB];
|
|
ret = j721e_get_clocks(priv->dev, &domain->codec, "cpb-codec-scki");
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = j721e_get_clocks(priv->dev, &domain->mcasp, "cpb-mcasp-auxclk");
|
|
if (ret)
|
|
return ret;
|
|
|
|
/*
|
|
* Common Processor Board, two links
|
|
* Link 1: McASP10 -> pcm3168a_1 DAC
|
|
* Link 2: McASP10 <- pcm3168a_1 ADC
|
|
*/
|
|
comp_count = 6;
|
|
compnent = devm_kzalloc(priv->dev, comp_count * sizeof(*compnent),
|
|
GFP_KERNEL);
|
|
if (!compnent)
|
|
return -ENOMEM;
|
|
|
|
comp_idx = 0;
|
|
priv->dai_links[*link_idx].cpus = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_cpus = 1;
|
|
priv->dai_links[*link_idx].codecs = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_codecs = 1;
|
|
priv->dai_links[*link_idx].platforms = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_platforms = 1;
|
|
|
|
priv->dai_links[*link_idx].name = "CPB PCM3168A Playback";
|
|
priv->dai_links[*link_idx].stream_name = "CPB PCM3168A Analog";
|
|
priv->dai_links[*link_idx].cpus->of_node = dai_node;
|
|
priv->dai_links[*link_idx].platforms->of_node = dai_node;
|
|
priv->dai_links[*link_idx].codecs->of_node = codec_node;
|
|
priv->dai_links[*link_idx].codecs->dai_name = "pcm3168a-dac";
|
|
priv->dai_links[*link_idx].playback_only = 1;
|
|
priv->dai_links[*link_idx].id = J721E_AUDIO_DOMAIN_CPB;
|
|
priv->dai_links[*link_idx].dai_fmt = J721E_DAI_FMT;
|
|
priv->dai_links[*link_idx].init = j721e_audio_init;
|
|
priv->dai_links[*link_idx].ops = &j721e_audio_ops;
|
|
(*link_idx)++;
|
|
|
|
priv->dai_links[*link_idx].cpus = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_cpus = 1;
|
|
priv->dai_links[*link_idx].codecs = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_codecs = 1;
|
|
priv->dai_links[*link_idx].platforms = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_platforms = 1;
|
|
|
|
priv->dai_links[*link_idx].name = "CPB PCM3168A Capture";
|
|
priv->dai_links[*link_idx].stream_name = "CPB PCM3168A Analog";
|
|
priv->dai_links[*link_idx].cpus->of_node = dai_node;
|
|
priv->dai_links[*link_idx].platforms->of_node = dai_node;
|
|
priv->dai_links[*link_idx].codecs->of_node = codec_node;
|
|
priv->dai_links[*link_idx].codecs->dai_name = "pcm3168a-adc";
|
|
priv->dai_links[*link_idx].capture_only = 1;
|
|
priv->dai_links[*link_idx].id = J721E_AUDIO_DOMAIN_CPB;
|
|
priv->dai_links[*link_idx].dai_fmt = J721E_DAI_FMT;
|
|
priv->dai_links[*link_idx].init = j721e_audio_init;
|
|
priv->dai_links[*link_idx].ops = &j721e_audio_ops;
|
|
(*link_idx)++;
|
|
|
|
priv->codec_conf[*conf_idx].dlc.of_node = codec_node;
|
|
priv->codec_conf[*conf_idx].name_prefix = "codec-1";
|
|
(*conf_idx)++;
|
|
priv->codec_conf[*conf_idx].dlc.of_node = dai_node;
|
|
priv->codec_conf[*conf_idx].name_prefix = "McASP10";
|
|
(*conf_idx)++;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int j721e_soc_probe_ivi(struct j721e_priv *priv, int *link_idx,
|
|
int *conf_idx)
|
|
{
|
|
struct device_node *node = priv->dev->of_node;
|
|
struct snd_soc_dai_link_component *compnent;
|
|
struct device_node *dai_node, *codeca_node, *codecb_node;
|
|
struct j721e_audio_domain *domain;
|
|
int comp_count, comp_idx;
|
|
int ret;
|
|
|
|
if (priv->match_data->board_type != J721E_BOARD_CPB_IVI)
|
|
return 0;
|
|
|
|
dai_node = of_parse_phandle(node, "ti,ivi-mcasp", 0);
|
|
if (!dai_node) {
|
|
dev_err(priv->dev, "IVI McASP node is not provided\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
codeca_node = of_parse_phandle(node, "ti,ivi-codec-a", 0);
|
|
if (!codeca_node) {
|
|
dev_err(priv->dev, "IVI codec-a node is not provided\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
codecb_node = of_parse_phandle(node, "ti,ivi-codec-b", 0);
|
|
if (!codecb_node) {
|
|
dev_warn(priv->dev, "IVI codec-b node is not provided\n");
|
|
return 0;
|
|
}
|
|
|
|
domain = &priv->audio_domains[J721E_AUDIO_DOMAIN_IVI];
|
|
ret = j721e_get_clocks(priv->dev, &domain->codec, "ivi-codec-scki");
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = j721e_get_clocks(priv->dev, &domain->mcasp, "ivi-mcasp-auxclk");
|
|
if (ret)
|
|
return ret;
|
|
|
|
/*
|
|
* IVI extension, two links
|
|
* Link 1: McASP0 -> pcm3168a_a DAC
|
|
* \> pcm3168a_b DAC
|
|
* Link 2: McASP0 <- pcm3168a_a ADC
|
|
* \ pcm3168a_b ADC
|
|
*/
|
|
comp_count = 8;
|
|
compnent = devm_kzalloc(priv->dev, comp_count * sizeof(*compnent),
|
|
GFP_KERNEL);
|
|
if (!compnent)
|
|
return -ENOMEM;
|
|
|
|
comp_idx = 0;
|
|
priv->dai_links[*link_idx].cpus = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_cpus = 1;
|
|
priv->dai_links[*link_idx].platforms = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_platforms = 1;
|
|
priv->dai_links[*link_idx].codecs = &compnent[comp_idx];
|
|
priv->dai_links[*link_idx].num_codecs = 2;
|
|
comp_idx += 2;
|
|
|
|
priv->dai_links[*link_idx].name = "IVI 2xPCM3168A Playback";
|
|
priv->dai_links[*link_idx].stream_name = "IVI 2xPCM3168A Analog";
|
|
priv->dai_links[*link_idx].cpus->of_node = dai_node;
|
|
priv->dai_links[*link_idx].platforms->of_node = dai_node;
|
|
priv->dai_links[*link_idx].codecs[0].of_node = codeca_node;
|
|
priv->dai_links[*link_idx].codecs[0].dai_name = "pcm3168a-dac";
|
|
priv->dai_links[*link_idx].codecs[1].of_node = codecb_node;
|
|
priv->dai_links[*link_idx].codecs[1].dai_name = "pcm3168a-dac";
|
|
priv->dai_links[*link_idx].playback_only = 1;
|
|
priv->dai_links[*link_idx].id = J721E_AUDIO_DOMAIN_IVI;
|
|
priv->dai_links[*link_idx].dai_fmt = J721E_DAI_FMT;
|
|
priv->dai_links[*link_idx].init = j721e_audio_init_ivi;
|
|
priv->dai_links[*link_idx].ops = &j721e_audio_ops;
|
|
(*link_idx)++;
|
|
|
|
priv->dai_links[*link_idx].cpus = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_cpus = 1;
|
|
priv->dai_links[*link_idx].platforms = &compnent[comp_idx++];
|
|
priv->dai_links[*link_idx].num_platforms = 1;
|
|
priv->dai_links[*link_idx].codecs = &compnent[comp_idx];
|
|
priv->dai_links[*link_idx].num_codecs = 2;
|
|
|
|
priv->dai_links[*link_idx].name = "IVI 2xPCM3168A Capture";
|
|
priv->dai_links[*link_idx].stream_name = "IVI 2xPCM3168A Analog";
|
|
priv->dai_links[*link_idx].cpus->of_node = dai_node;
|
|
priv->dai_links[*link_idx].platforms->of_node = dai_node;
|
|
priv->dai_links[*link_idx].codecs[0].of_node = codeca_node;
|
|
priv->dai_links[*link_idx].codecs[0].dai_name = "pcm3168a-adc";
|
|
priv->dai_links[*link_idx].codecs[1].of_node = codecb_node;
|
|
priv->dai_links[*link_idx].codecs[1].dai_name = "pcm3168a-adc";
|
|
priv->dai_links[*link_idx].capture_only = 1;
|
|
priv->dai_links[*link_idx].id = J721E_AUDIO_DOMAIN_IVI;
|
|
priv->dai_links[*link_idx].dai_fmt = J721E_DAI_FMT;
|
|
priv->dai_links[*link_idx].init = j721e_audio_init;
|
|
priv->dai_links[*link_idx].ops = &j721e_audio_ops;
|
|
(*link_idx)++;
|
|
|
|
priv->codec_conf[*conf_idx].dlc.of_node = codeca_node;
|
|
priv->codec_conf[*conf_idx].name_prefix = "codec-a";
|
|
(*conf_idx)++;
|
|
|
|
priv->codec_conf[*conf_idx].dlc.of_node = codecb_node;
|
|
priv->codec_conf[*conf_idx].name_prefix = "codec-b";
|
|
(*conf_idx)++;
|
|
|
|
priv->codec_conf[*conf_idx].dlc.of_node = dai_node;
|
|
priv->codec_conf[*conf_idx].name_prefix = "McASP0";
|
|
(*conf_idx)++;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int j721e_soc_probe(struct platform_device *pdev)
|
|
{
|
|
struct device_node *node = pdev->dev.of_node;
|
|
struct snd_soc_card *card;
|
|
const struct of_device_id *match;
|
|
struct j721e_priv *priv;
|
|
int link_cnt, conf_cnt, ret;
|
|
|
|
if (!node) {
|
|
dev_err(&pdev->dev, "of node is missing.\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
match = of_match_node(j721e_audio_of_match, node);
|
|
if (!match) {
|
|
dev_err(&pdev->dev, "No compatible match found\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
|
|
if (!priv)
|
|
return -ENOMEM;
|
|
|
|
priv->match_data = match->data;
|
|
|
|
priv->dai_links = devm_kcalloc(&pdev->dev, priv->match_data->num_links,
|
|
sizeof(*priv->dai_links), GFP_KERNEL);
|
|
if (!priv->dai_links)
|
|
return -ENOMEM;
|
|
|
|
priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].parent_clk_id = -1;
|
|
priv->audio_domains[J721E_AUDIO_DOMAIN_IVI].parent_clk_id = -1;
|
|
priv->dev = &pdev->dev;
|
|
card = &priv->card;
|
|
card->dev = &pdev->dev;
|
|
card->owner = THIS_MODULE;
|
|
card->dapm_widgets = j721e_cpb_dapm_widgets;
|
|
card->num_dapm_widgets = ARRAY_SIZE(j721e_cpb_dapm_widgets);
|
|
card->dapm_routes = j721e_cpb_dapm_routes;
|
|
card->num_dapm_routes = ARRAY_SIZE(j721e_cpb_dapm_routes);
|
|
card->fully_routed = 1;
|
|
|
|
if (snd_soc_of_parse_card_name(card, "model")) {
|
|
dev_err(&pdev->dev, "Card name is not provided\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
link_cnt = 0;
|
|
conf_cnt = 0;
|
|
ret = j721e_soc_probe_cpb(priv, &link_cnt, &conf_cnt);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = j721e_soc_probe_ivi(priv, &link_cnt, &conf_cnt);
|
|
if (ret)
|
|
return ret;
|
|
|
|
card->dai_link = priv->dai_links;
|
|
card->num_links = link_cnt;
|
|
|
|
card->codec_conf = priv->codec_conf;
|
|
card->num_configs = conf_cnt;
|
|
|
|
ret = j721e_calculate_rate_range(priv);
|
|
if (ret)
|
|
return ret;
|
|
|
|
snd_soc_card_set_drvdata(card, priv);
|
|
|
|
mutex_init(&priv->mutex);
|
|
ret = devm_snd_soc_register_card(&pdev->dev, card);
|
|
if (ret)
|
|
dev_err(&pdev->dev, "devm_snd_soc_register_card() failed: %d\n",
|
|
ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static struct platform_driver j721e_soc_driver = {
|
|
.driver = {
|
|
.name = "j721e-audio",
|
|
.pm = &snd_soc_pm_ops,
|
|
.of_match_table = of_match_ptr(j721e_audio_of_match),
|
|
},
|
|
.probe = j721e_soc_probe,
|
|
};
|
|
|
|
module_platform_driver(j721e_soc_driver);
|
|
|
|
MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@ti.com>");
|
|
MODULE_DESCRIPTION("ASoC machine driver for j721e Common Processor Board");
|
|
MODULE_LICENSE("GPL v2");
|