diff options
Diffstat (limited to 'sound/soc/mxs/mxs-sgtl5000.c')
| -rw-r--r-- | sound/soc/mxs/mxs-sgtl5000.c | 153 |
1 files changed, 72 insertions, 81 deletions
diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c index 1b134d72f120..245f17411638 100644 --- a/sound/soc/mxs/mxs-sgtl5000.c +++ b/sound/soc/mxs/mxs-sgtl5000.c @@ -1,31 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright 2011 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include <linux/module.h> #include <linux/device.h> #include <linux/of.h> -#include <linux/of_device.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/soc.h> #include <sound/jack.h> #include <sound/soc-dapm.h> -#include <asm/mach-types.h> #include "../codecs/sgtl5000.h" #include "mxs-saif.h" @@ -33,11 +18,11 @@ static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); + struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); + struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0); unsigned int rate = params_rate(params); - u32 dai_format, mclk; + u32 mclk; int ret; /* sgtl5000 does not support 512*rate when in 96000 fs */ @@ -50,55 +35,69 @@ static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, break; } - /* Sgtl5000 sysclk should be >= 8MHz and <= 27M */ - if (mclk < 8000000 || mclk > 27000000) - return -EINVAL; - /* Set SGTL5000's SYSCLK (provided by SAIF MCLK) */ ret = snd_soc_dai_set_sysclk(codec_dai, SGTL5000_SYSCLK, mclk, 0); - if (ret) + if (ret) { + dev_err(codec_dai->dev, "Failed to set sysclk to %u.%03uMHz\n", + mclk / 1000000, mclk / 1000 % 1000); return ret; + } /* The SAIF MCLK should be the same as SGTL5000_SYSCLK */ ret = snd_soc_dai_set_sysclk(cpu_dai, MXS_SAIF_MCLK, mclk, 0); - if (ret) - return ret; - - /* set codec to slave mode */ - dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | - SND_SOC_DAIFMT_CBS_CFS; - - /* set codec DAI configuration */ - ret = snd_soc_dai_set_fmt(codec_dai, dai_format); - if (ret) - return ret; - - /* set cpu DAI configuration */ - ret = snd_soc_dai_set_fmt(cpu_dai, dai_format); - if (ret) + if (ret) { + dev_err(cpu_dai->dev, "Failed to set sysclk to %u.%03uMHz\n", + mclk / 1000000, mclk / 1000 % 1000); return ret; + } return 0; } -static struct snd_soc_ops mxs_sgtl5000_hifi_ops = { +static const struct snd_soc_ops mxs_sgtl5000_hifi_ops = { .hw_params = mxs_sgtl5000_hw_params, }; +#define MXS_SGTL5000_DAI_FMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \ + SND_SOC_DAIFMT_CBC_CFC) + + +SND_SOC_DAILINK_DEFS(hifi_tx, + DAILINK_COMP_ARRAY(COMP_EMPTY()), + DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "sgtl5000")), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(hifi_rx, + DAILINK_COMP_ARRAY(COMP_EMPTY()), + DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "sgtl5000")), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + static struct snd_soc_dai_link mxs_sgtl5000_dai[] = { { .name = "HiFi Tx", .stream_name = "HiFi Playback", - .codec_dai_name = "sgtl5000", + .dai_fmt = MXS_SGTL5000_DAI_FMT, .ops = &mxs_sgtl5000_hifi_ops, + .playback_only = true, + SND_SOC_DAILINK_REG(hifi_tx), }, { .name = "HiFi Rx", .stream_name = "HiFi Capture", - .codec_dai_name = "sgtl5000", + .dai_fmt = MXS_SGTL5000_DAI_FMT, .ops = &mxs_sgtl5000_hifi_ops, + .capture_only = true, + SND_SOC_DAILINK_REG(hifi_rx), }, }; +static const struct snd_soc_dapm_widget mxs_sgtl5000_dapm_widgets[] = { + SND_SOC_DAPM_MIC("Mic Jack", NULL), + SND_SOC_DAPM_LINE("Line In Jack", NULL), + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_SPK("Line Out Jack", NULL), + SND_SOC_DAPM_SPK("Ext Spk", NULL), +}; + static struct snd_soc_card mxs_sgtl5000 = { .name = "mxs_sgtl5000", .owner = THIS_MODULE, @@ -106,79 +105,72 @@ static struct snd_soc_card mxs_sgtl5000 = { .num_links = ARRAY_SIZE(mxs_sgtl5000_dai), }; -static int mxs_sgtl5000_probe_dt(struct platform_device *pdev) +static int mxs_sgtl5000_probe(struct platform_device *pdev) { + struct snd_soc_card *card = &mxs_sgtl5000; + int ret, i; struct device_node *np = pdev->dev.of_node; struct device_node *saif_np[2], *codec_np; - int i; - - if (!np) - return 1; /* no device tree */ saif_np[0] = of_parse_phandle(np, "saif-controllers", 0); saif_np[1] = of_parse_phandle(np, "saif-controllers", 1); codec_np = of_parse_phandle(np, "audio-codec", 0); if (!saif_np[0] || !saif_np[1] || !codec_np) { dev_err(&pdev->dev, "phandle missing or invalid\n"); + of_node_put(codec_np); + of_node_put(saif_np[0]); + of_node_put(saif_np[1]); return -EINVAL; } for (i = 0; i < 2; i++) { - mxs_sgtl5000_dai[i].codec_name = NULL; - mxs_sgtl5000_dai[i].codec_of_node = codec_np; - mxs_sgtl5000_dai[i].cpu_dai_name = NULL; - mxs_sgtl5000_dai[i].cpu_of_node = saif_np[i]; - mxs_sgtl5000_dai[i].platform_name = NULL; - mxs_sgtl5000_dai[i].platform_of_node = saif_np[i]; + mxs_sgtl5000_dai[i].codecs->name = NULL; + mxs_sgtl5000_dai[i].codecs->of_node = codec_np; + mxs_sgtl5000_dai[i].cpus->dai_name = NULL; + mxs_sgtl5000_dai[i].cpus->of_node = saif_np[i]; + mxs_sgtl5000_dai[i].platforms->name = NULL; + mxs_sgtl5000_dai[i].platforms->of_node = saif_np[i]; } of_node_put(codec_np); of_node_put(saif_np[0]); of_node_put(saif_np[1]); - return 0; -} - -static int mxs_sgtl5000_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = &mxs_sgtl5000; - int ret; - - ret = mxs_sgtl5000_probe_dt(pdev); - if (ret < 0) - return ret; - /* * Set an init clock(11.28Mhz) for sgtl5000 initialization(i2c r/w). * The Sgtl5000 sysclk is derived from saif0 mclk and it's range * should be >= 8MHz and <= 27M. */ ret = mxs_saif_get_mclk(0, 44100 * 256, 44100); - if (ret) + if (ret) { + dev_err(&pdev->dev, "failed to get mclk\n"); return ret; + } card->dev = &pdev->dev; - platform_set_drvdata(pdev, card); - ret = snd_soc_register_card(card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", - ret); - return ret; + if (of_property_present(np, "audio-routing")) { + card->dapm_widgets = mxs_sgtl5000_dapm_widgets; + card->num_dapm_widgets = ARRAY_SIZE(mxs_sgtl5000_dapm_widgets); + + ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); + if (ret) { + dev_err(&pdev->dev, "failed to parse audio-routing (%d)\n", + ret); + return ret; + } } + ret = devm_snd_soc_register_card(&pdev->dev, card); + if (ret) + return dev_err_probe(&pdev->dev, ret, "snd_soc_register_card failed\n"); + return 0; } -static int mxs_sgtl5000_remove(struct platform_device *pdev) +static void mxs_sgtl5000_remove(struct platform_device *pdev) { - struct snd_soc_card *card = platform_get_drvdata(pdev); - mxs_saif_put_mclk(0); - - snd_soc_unregister_card(card); - - return 0; } static const struct of_device_id mxs_sgtl5000_dt_ids[] = { @@ -190,7 +182,6 @@ MODULE_DEVICE_TABLE(of, mxs_sgtl5000_dt_ids); static struct platform_driver mxs_sgtl5000_audio_driver = { .driver = { .name = "mxs-sgtl5000", - .owner = THIS_MODULE, .of_match_table = mxs_sgtl5000_dt_ids, }, .probe = mxs_sgtl5000_probe, |