ASoC: Intel: Rename haswell source file to hsw_rt5640

Rename source file to drop any ambiguity.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Tested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220620101402.2684366-2-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 202 insertions, 0 deletions

diff --git a/sound/soc/intel/boards/hsw_rt5640.c b/sound/soc/intel/boards/hsw_rt5640.c
new file mode 100644
index 000000000000..aa61e101f793
--- /dev/null
+++ b/sound/soc/intel/boards/hsw_rt5640.c
@@ -0,0 +1,202 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Intel Haswell Lynxpoint SST Audio
+ *
+ * Copyright (C) 2013, Intel Corporation. All rights reserved.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/pcm_params.h>
+
+#include "../../codecs/rt5640.h"
+
+/* Haswell ULT platforms have a Headphone and Mic jack */
+static const struct snd_soc_dapm_widget haswell_widgets[] = {
+	SND_SOC_DAPM_HP("Headphones", NULL),
+	SND_SOC_DAPM_MIC("Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route haswell_rt5640_map[] = {
+
+	{"Headphones", NULL, "HPOR"},
+	{"Headphones", NULL, "HPOL"},
+	{"IN2P", NULL, "Mic"},
+
+	/* CODEC BE connections */
+	{"SSP0 CODEC IN", NULL, "AIF1 Capture"},
+	{"AIF1 Playback", NULL, "SSP0 CODEC OUT"},
+};
+
+static int haswell_ssp0_fixup(struct snd_soc_pcm_runtime *rtd,
+			struct snd_pcm_hw_params *params)
+{
+	struct snd_interval *rate = hw_param_interval(params,
+			SNDRV_PCM_HW_PARAM_RATE);
+	struct snd_interval *channels = hw_param_interval(params,
+						SNDRV_PCM_HW_PARAM_CHANNELS);
+
+	/* The ADSP will covert the FE rate to 48k, stereo */
+	rate->min = rate->max = 48000;
+	channels->min = channels->max = 2;
+
+	/* set SSP0 to 16 bit */
+	params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
+	return 0;
+}
+
+static int haswell_rt5640_hw_params(struct snd_pcm_substream *substream,
+	struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	int ret;
+
+	ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_MCLK, 12288000,
+		SND_SOC_CLOCK_IN);
+
+	if (ret < 0) {
+		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
+		return ret;
+	}
+
+	/* set correct codec filter for DAI format and clock config */
+	snd_soc_component_update_bits(codec_dai->component, 0x83, 0xffff, 0x8000);
+
+	return ret;
+}
+
+static const struct snd_soc_ops haswell_rt5640_ops = {
+	.hw_params = haswell_rt5640_hw_params,
+};
+
+SND_SOC_DAILINK_DEF(dummy,
+	DAILINK_COMP_ARRAY(COMP_DUMMY()));
+
+SND_SOC_DAILINK_DEF(system,
+	DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
+
+SND_SOC_DAILINK_DEF(offload0,
+	DAILINK_COMP_ARRAY(COMP_CPU("Offload0 Pin")));
+
+SND_SOC_DAILINK_DEF(offload1,
+	DAILINK_COMP_ARRAY(COMP_CPU("Offload1 Pin")));
+
+SND_SOC_DAILINK_DEF(loopback,
+	DAILINK_COMP_ARRAY(COMP_CPU("Loopback Pin")));
+
+SND_SOC_DAILINK_DEF(codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-INT33CA:00", "rt5640-aif1")));
+
+SND_SOC_DAILINK_DEF(platform,
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("haswell-pcm-audio")));
+
+SND_SOC_DAILINK_DEF(ssp0_port,
+	    DAILINK_COMP_ARRAY(COMP_CPU("ssp0-port")));
+
+static struct snd_soc_dai_link haswell_rt5640_dais[] = {
+	/* Front End DAI links */
+	{
+		.name = "System",
+		.stream_name = "System Playback/Capture",
+		.nonatomic = 1,
+		.dynamic = 1,
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.dpcm_playback = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(system, dummy, platform),
+	},
+	{
+		.name = "Offload0",
+		.stream_name = "Offload0 Playback",
+		.nonatomic = 1,
+		.dynamic = 1,
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(offload0, dummy, platform),
+	},
+	{
+		.name = "Offload1",
+		.stream_name = "Offload1 Playback",
+		.nonatomic = 1,
+		.dynamic = 1,
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(offload1, dummy, platform),
+	},
+	{
+		.name = "Loopback",
+		.stream_name = "Loopback",
+		.nonatomic = 1,
+		.dynamic = 1,
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(loopback, dummy, platform),
+	},
+
+	/* Back End DAI links */
+	{
+		/* SSP0 - Codec */
+		.name = "Codec",
+		.id = 0,
+		.no_pcm = 1,
+		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+			SND_SOC_DAIFMT_CBC_CFC,
+		.ignore_pmdown_time = 1,
+		.be_hw_params_fixup = haswell_ssp0_fixup,
+		.ops = &haswell_rt5640_ops,
+		.dpcm_playback = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(ssp0_port, codec, platform),
+	},
+};
+
+/* audio machine driver for Haswell Lynxpoint DSP + RT5640 */
+static struct snd_soc_card haswell_rt5640 = {
+	.name = "haswell-rt5640",
+	.owner = THIS_MODULE,
+	.dai_link = haswell_rt5640_dais,
+	.num_links = ARRAY_SIZE(haswell_rt5640_dais),
+	.dapm_widgets = haswell_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(haswell_widgets),
+	.dapm_routes = haswell_rt5640_map,
+	.num_dapm_routes = ARRAY_SIZE(haswell_rt5640_map),
+	.fully_routed = true,
+};
+
+static int haswell_audio_probe(struct platform_device *pdev)
+{
+	struct snd_soc_acpi_mach *mach;
+	int ret;
+
+	haswell_rt5640.dev = &pdev->dev;
+
+	/* override platform name, if required */
+	mach = pdev->dev.platform_data;
+	ret = snd_soc_fixup_dai_links_platform_name(&haswell_rt5640,
+						    mach->mach_params.platform);
+	if (ret)
+		return ret;
+
+	return devm_snd_soc_register_card(&pdev->dev, &haswell_rt5640);
+}
+
+static struct platform_driver haswell_audio = {
+	.probe = haswell_audio_probe,
+	.driver = {
+		.name = "haswell-audio",
+		.pm = &snd_soc_pm_ops,
+	},
+};
+
+module_platform_driver(haswell_audio)
+
+/* Module information */
+MODULE_AUTHOR("Liam Girdwood, Xingchao Wang");
+MODULE_DESCRIPTION("Intel SST Audio for Haswell Lynxpoint");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:haswell-audio");