From 748102786b3ce0bf402c2dc42386cbfaab71ac39 Mon Sep 17 00:00:00 2001
From: Cezary Rojewski <cezary.rojewski@intel.com>
Date: Wed, 11 May 2022 18:23:58 +0200
Subject: [PATCH] ASoC: Intel: avs: Add rt5682 machine board
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Git-commit: 748102786b3ce0bf402c2dc42386cbfaab71ac39
Patch-mainline: v6.0-rc1
References: jsc#PED-850
To support AVS-rt5682 configuration add machine board connecting AVS
platform component driver with rt5682 codec one.
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220511162403.3987658-10-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/intel/avs/boards/Kconfig | 10 +
sound/soc/intel/avs/boards/Makefile | 2 +
sound/soc/intel/avs/boards/rt5682.c | 340 ++++++++++++++++++++++++++++
3 files changed, 352 insertions(+)
create mode 100644 sound/soc/intel/avs/boards/rt5682.c
diff --git a/sound/soc/intel/avs/boards/Kconfig b/sound/soc/intel/avs/boards/Kconfig
index b4dc2b02097d..767eae57be57 100644
--- a/sound/soc/intel/avs/boards/Kconfig
+++ b/sound/soc/intel/avs/boards/Kconfig
@@ -56,4 +56,14 @@ config SND_SOC_INTEL_AVS_MACH_RT298
Say Y or m if you have such a device. This is a recommended option.
If unsure select "N".
+config SND_SOC_INTEL_AVS_MACH_RT5682
+ tristate "rt5682 in I2S mode"
+ depends on I2C
+ depends on MFD_INTEL_LPSS || COMPILE_TEST
+ select SND_SOC_RT5682_I2C
+ help
+ This adds support for ASoC machine driver with RT5682 I2S audio codec.
+ Say Y or m if you have such a device. This is a recommended option.
+ If unsure select "N".
+
endmenu
diff --git a/sound/soc/intel/avs/boards/Makefile b/sound/soc/intel/avs/boards/Makefile
index 0fd664694c8c..fd49bd2a5876 100644
--- a/sound/soc/intel/avs/boards/Makefile
+++ b/sound/soc/intel/avs/boards/Makefile
@@ -6,6 +6,7 @@ snd-soc-avs-i2s-test-objs := i2s_test.o
snd-soc-avs-rt274-objs := rt274.o
snd-soc-avs-rt286-objs := rt286.o
snd-soc-avs-rt298-objs := rt298.o
+snd-soc-avs-rt5682-objs := rt5682.o
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_DMIC) += snd-soc-avs-dmic.o
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_HDAUDIO) += snd-soc-avs-hdaudio.o
@@ -13,3 +14,4 @@ obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_i2s_TEST) += snd-soc-avs-i2s-test.o
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT274) += snd-soc-avs-rt274.o
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT286) += snd-soc-avs-rt286.o
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT298) += snd-soc-avs-rt298.o
+obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT5682) += snd-soc-avs-rt5682.o
diff --git a/sound/soc/intel/avs/boards/rt5682.c b/sound/soc/intel/avs/boards/rt5682.c
new file mode 100644
index 000000000000..01f9b9f0c12b
--- /dev/null
+++ b/sound/soc/intel/avs/boards/rt5682.c
@@ -0,0 +1,340 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
+//
+// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
+// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
+//
+
+#include <linux/clk.h>
+#include <linux/dmi.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/jack.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/rt5682.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include "../../common/soc-intel-quirks.h"
+#include "../../../codecs/rt5682.h"
+
+#define AVS_RT5682_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))
+#define AVS_RT5682_SSP_CODEC_MASK (GENMASK(2, 0))
+#define AVS_RT5682_MCLK_EN BIT(3)
+#define AVS_RT5682_MCLK_24MHZ BIT(4)
+
+/* Default: MCLK on, MCLK 19.2M, SSP0 */
+static unsigned long avs_rt5682_quirk = AVS_RT5682_MCLK_EN | AVS_RT5682_SSP_CODEC(0);
+
+static int avs_rt5682_quirk_cb(const struct dmi_system_id *id)
+{
+ avs_rt5682_quirk = (unsigned long)id->driver_data;
+ return 1;
+}
+
+static const struct dmi_system_id avs_rt5682_quirk_table[] = {
+ {
+ .callback = avs_rt5682_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"),
+ },
+ .driver_data = (void *)(AVS_RT5682_MCLK_EN |
+ AVS_RT5682_MCLK_24MHZ |
+ AVS_RT5682_SSP_CODEC(1)),
+ },
+ {
+ .callback = avs_rt5682_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),
+ },
+ .driver_data = (void *)(AVS_RT5682_MCLK_EN |
+ AVS_RT5682_SSP_CODEC(0)),
+ },
+ {}
+};
+
+static const struct snd_kcontrol_new card_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Headphone Jack"),
+ SOC_DAPM_PIN_SWITCH("Headset Mic"),
+};
+
+static const struct snd_soc_dapm_widget card_widgets[] = {
+ SND_SOC_DAPM_HP("Headphone Jack", NULL),
+ SND_SOC_DAPM_MIC("Headset Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route card_base_routes[] = {
+ /* HP jack connectors - unknown if we have jack detect */
+ { "Headphone Jack", NULL, "HPOL" },
+ { "Headphone Jack", NULL, "HPOR" },
+
+ /* other jacks */
+ { "IN1P", NULL, "Headset Mic" },
+};
+
+static int avs_rt5682_codec_init(struct snd_soc_pcm_runtime *runtime)
+{
+ struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
+ struct snd_soc_jack *jack;
+ struct snd_soc_card *card = runtime->card;
+ int ret;
+
+ jack = snd_soc_card_get_drvdata(card);
+
+ /* Need to enable ASRC function for 24MHz mclk rate */
+ if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) &&
+ (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) {
+ rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER |
+ RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC);
+ }
+
+ /*
+ * Headset buttons map to the google Reference headset.
+ * These can be configured by userspace.
+ */
+ ret = snd_soc_card_jack_new(card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0 |
+ SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack);
+ if (ret) {
+ dev_err(card->dev, "Headset Jack creation failed: %d\n", ret);
+ return ret;
+ }
+
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
+
+ ret = snd_soc_component_set_jack(component, jack, NULL);
+ if (ret) {
+ dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+};
+
+static int
+avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *runtime = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(runtime, 0);
+ int clk_id, clk_freq;
+ int pll_out, ret;
+
+ if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) {
+ clk_id = RT5682_PLL1_S_MCLK;
+ if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)
+ clk_freq = 24000000;
+ else
+ clk_freq = 19200000;
+ } else {
+ clk_id = RT5682_PLL1_S_BCLK1;
+ clk_freq = params_rate(params) * 50;
+ }
+
+ pll_out = params_rate(params) * 512;
+
+ ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out);
+ if (ret < 0)
+ dev_err(runtime->dev, "snd_soc_dai_set_pll err = %d\n", ret);
+
+ /* Configure sysclk for codec */
+ ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, pll_out, SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(runtime->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
+
+ /* slot_width should equal or large than data length, set them be the same */
+ ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params));
+ if (ret < 0) {
+ dev_err(runtime->dev, "set TDM slot err:%d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct snd_soc_ops avs_rt5682_ops = {
+ .hw_params = avs_rt5682_hw_params,
+};
+
+static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,
+ struct snd_soc_dai_link **dai_link)
+{
+ struct snd_soc_dai_link_component *platform;
+ struct snd_soc_dai_link *dl;
+
+ dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
+ platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
+ if (!dl || !platform)
+ return -ENOMEM;
+
+ platform->name = platform_name;
+
+ dl->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_port);
+ dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
+ dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
+ if (!dl->name || !dl->cpus || !dl->codecs)
+ return -ENOMEM;
+
+ dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);
+ dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5682:00");
+ dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, "rt5682-aif1");
+ if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)
+ return -ENOMEM;
+
+ dl->num_cpus = 1;
+ dl->num_codecs = 1;
+ dl->platforms = platform;
+ dl->num_platforms = 1;
+ dl->id = 0;
+ dl->init = avs_rt5682_codec_init;
+ dl->ops = &avs_rt5682_ops;
+ dl->nonatomic = 1;
+ dl->no_pcm = 1;
+ dl->dpcm_capture = 1;
+ dl->dpcm_playback = 1;
+
+ *dai_link = dl;
+
+ return 0;
+}
+
+static int avs_create_dapm_routes(struct device *dev, int ssp_port,
+ struct snd_soc_dapm_route **routes, int *num_routes)
+{
+ struct snd_soc_dapm_route *dr;
+ const int num_base = ARRAY_SIZE(card_base_routes);
+ const int num_dr = num_base + 2;
+ int idx;
+
+ dr = devm_kcalloc(dev, num_dr, sizeof(*dr), GFP_KERNEL);
+ if (!dr)
+ return -ENOMEM;
+
+ memcpy(dr, card_base_routes, num_base * sizeof(*dr));
+
+ idx = num_base;
+ dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "AIF1 Playback");
+ dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Tx", ssp_port);
+ if (!dr[idx].sink || !dr[idx].source)
+ return -ENOMEM;
+
+ idx++;
+ dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Rx", ssp_port);
+ dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "AIF1 Capture");
+ if (!dr[idx].sink || !dr[idx].source)
+ return -ENOMEM;
+
+ *routes = dr;
+ *num_routes = num_dr;
+
+ return 0;
+}
+
+static int avs_card_set_jack(struct snd_soc_card *card, struct snd_soc_jack *jack)
+{
+ struct snd_soc_component *component;
+
+ for_each_card_components(card, component)
+ snd_soc_component_set_jack(component, jack, NULL);
+ return 0;
+}
+
+static int avs_card_remove(struct snd_soc_card *card)
+{
+ return avs_card_set_jack(card, NULL);
+}
+
+static int avs_card_suspend_pre(struct snd_soc_card *card)
+{
+ return avs_card_set_jack(card, NULL);
+}
+
+static int avs_card_resume_post(struct snd_soc_card *card)
+{
+ struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);
+
+ return avs_card_set_jack(card, jack);
+}
+
+static int avs_rt5682_probe(struct platform_device *pdev)
+{
+ struct snd_soc_dapm_route *routes;
+ struct snd_soc_dai_link *dai_link;
+ struct snd_soc_acpi_mach *mach;
+ struct snd_soc_card *card;
+ struct snd_soc_jack *jack;
+ struct device *dev = &pdev->dev;
+ const char *pname;
+ int num_routes, ssp_port, ret;
+
+ if (pdev->id_entry && pdev->id_entry->driver_data)
+ avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data;
+
+ dmi_check_system(avs_rt5682_quirk_table);
+ dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk);
+
+ mach = dev_get_platdata(dev);
+ pname = mach->mach_params.platform;
+ ssp_port = __ffs(mach->mach_params.i2s_link_mask);
+
+ ret = avs_create_dai_link(dev, pname, ssp_port, &dai_link);
+ if (ret) {
+ dev_err(dev, "Failed to create dai link: %d", ret);
+ return ret;
+ }
+
+ ret = avs_create_dapm_routes(dev, ssp_port, &routes, &num_routes);
+ if (ret) {
+ dev_err(dev, "Failed to create dapm routes: %d", ret);
+ return ret;
+ }
+
+ jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
+ card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
+ if (!jack || !card)
+ return -ENOMEM;
+
+ card->name = "avs_rt5682";
+ card->dev = dev;
+ card->owner = THIS_MODULE;
+ card->remove = avs_card_remove;
+ card->suspend_pre = avs_card_suspend_pre;
+ card->resume_post = avs_card_resume_post;
+ card->dai_link = dai_link;
+ card->num_links = 1;
+ card->controls = card_controls;
+ card->num_controls = ARRAY_SIZE(card_controls);
+ card->dapm_widgets = card_widgets;
+ card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
+ card->dapm_routes = routes;
+ card->num_dapm_routes = num_routes;
+ card->fully_routed = true;
+ snd_soc_card_set_drvdata(card, jack);
+
+ ret = snd_soc_fixup_dai_links_platform_name(card, pname);
+ if (ret)
+ return ret;
+
+ return devm_snd_soc_register_card(dev, card);
+}
+
+static struct platform_driver avs_rt5682_driver = {
+ .probe = avs_rt5682_probe,
+ .driver = {
+ .name = "avs_rt5682",
+ .pm = &snd_soc_pm_ops,
+ },
+};
+
+module_platform_driver(avs_rt5682_driver)
+
+MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:avs_rt5682");
--
2.35.3