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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Guneshwor Singh <guneshwor.o.singh@intel.com>
Date: Wed, 23 Nov 2016 19:05:46 +0530
Subject: [PATCH] ASoC: Intel: Boards: Add CNL RT274 I2S machine driver
Add the CNL I2S machine driver using Realtek ALC274 codec
in I2S mode.
Change-Id: Ife808f52d69e73a8156130c446a3ab0602fff63d
Signed-off-by: Guneshwor Singh <guneshwor.o.singh@intel.com>
Reviewed-on:
Reviewed-by: Kale, Sanyog R <sanyog.r.kale@intel.com>
Reviewed-by: Kp, Jeeja <jeeja.kp@intel.com>
Tested-by: Avati, Santosh Kumar <santosh.kumar.avati@intel.com>
---
sound/soc/intel/boards/Kconfig | 11 +
sound/soc/intel/boards/Makefile | 2 +
sound/soc/intel/boards/cnl_rt274.c | 385 +++++++++++++++++++++++++++++
sound/soc/intel/skylake/skl.c | 2 +-
4 files changed, 399 insertions(+), 1 deletion(-)
create mode 100644 sound/soc/intel/boards/cnl_rt274.c
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index e6b065fa1dff..69e1081966a8 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -328,6 +328,17 @@ config SND_SOC_INTEL_CNL_SVFPGA_MACH
Say Y or m if you have such a device. This is a recommended option.
If unsure select "N".
+config SND_SOC_INTEL_CNL_RT274_MACH
+ tristate "Cannonlake with RT274 I2S mode"
+ depends on MFD_INTEL_LPSS && I2C && ACPI
+ select SND_SOC_RT274
+ select SND_SOC_DMIC
+ select SND_SOC_HDAC_HDMI
+ help
+ This adds support for ASoC machine driver for Cannonlake platform
+ with RT274 I2S audio codec.
+ Say Y or m if you have such a device. This is a recommended option.
+ If unsure select "N".
endif ## SND_SOC_INTEL_SKYLAKE
endif ## SND_SOC_INTEL_MACH
diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
index c5e0ff065610..72dfb2ccdb61 100644
--- a/sound/soc/intel/boards/Makefile
+++ b/sound/soc/intel/boards/Makefile
@@ -22,6 +22,7 @@ snd-soc-kbl_rt5663_rt5514_max98927-objs := kbl_rt5663_rt5514_max98927.o
snd-soc-skl_rt286-objs := skl_rt286.o
snd-skl_nau88l25_max98357a-objs := skl_nau88l25_max98357a.o
snd-soc-skl_nau88l25_ssm4567-objs := skl_nau88l25_ssm4567.o
+snd-soc-cnl-rt274-objs := cnl_rt274.o
snd-soc-cnl_cs42l42-objs := cnl_cs42l42.o
snd-soc-cnl_rt700-objs := cnl_rt700.o
snd-soc-cnl_svfpga-objs := cnl_svfpga.o
@@ -49,6 +50,7 @@ obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5663_RT5514_MAX98927_MACH) += snd-soc-kbl_rt566
obj-$(CONFIG_SND_SOC_INTEL_SKL_RT286_MACH) += snd-soc-skl_rt286.o
obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_MAX98357A_MACH) += snd-skl_nau88l25_max98357a.o
obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_SSM4567_MACH) += snd-soc-skl_nau88l25_ssm4567.o
+obj-$(CONFIG_SND_SOC_INTEL_CNL_RT274_MACH) += snd-soc-cnl-rt274.o
obj-$(CONFIG_SND_SOC_INTEL_CNL_CS42L42_MACH) += snd-soc-cnl_cs42l42.o
obj-$(CONFIG_SND_SOC_INTEL_CNL_RT700_MACH) += snd-soc-cnl_rt700.o
obj-$(CONFIG_SND_SOC_INTEL_CNL_SVFPGA_MACH) += snd-soc-cnl_svfpga.o
diff --git a/sound/soc/intel/boards/cnl_rt274.c b/sound/soc/intel/boards/cnl_rt274.c
new file mode 100644
index 000000000000..1b788f8e59a2
--- /dev/null
+++ b/sound/soc/intel/boards/cnl_rt274.c
@@ -0,0 +1,385 @@
+/*
+ * cnl_rt274.c - ASOC Machine driver for CNL
+ *
+ * Copyright (C) 2016 Intel Corp
+ * Author: Guneshwor Singh <guneshwor.o.singh@intel.com>
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ *
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/async.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/acpi.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+#include <linux/input.h>
+
+#include "../../codecs/rt274.h"
+
+static struct snd_soc_jack cnl_headset;
+
+/* Headset jack detection DAPM pins */
+static struct snd_soc_jack_pin cnl_headset_pins[] = {
+ {
+ .pin = "Mic Jack",
+ .mask = SND_JACK_MICROPHONE,
+ },
+ {
+ .pin = "Headphone Jack",
+ .mask = SND_JACK_HEADPHONE,
+ },
+};
+
+static const struct snd_kcontrol_new cnl_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Headphone Jack"),
+ SOC_DAPM_PIN_SWITCH("Mic Jack"),
+};
+
+static const struct snd_soc_dapm_widget cnl_rt274_widgets[] = {
+ SND_SOC_DAPM_HP("Headphone Jack", NULL),
+ SND_SOC_DAPM_MIC("Mic Jack", NULL),
+ SND_SOC_DAPM_MIC("SoC DMIC", NULL),
+};
+
+static int cnl_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+ channels->min = channels->max = 2;
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_route cnl_map[] = {
+ {"Headphone Jack", NULL, "HPO Pin"},
+ {"MIC", NULL, "Mic Jack"},
+ {"DMic", NULL, "SoC DMIC"},
+ {"DMIC01 Rx", NULL, "Capture"},
+ {"dmic01_hifi", NULL, "DMIC01 Rx"},
+
+ /* ssp2 path */
+ {"Dummy Playback", NULL, "ssp2 Tx"},
+ {"ssp2 Tx", NULL, "ssp2_out"},
+
+ {"ssp2 Rx", NULL, "Dummy Capture"},
+ {"ssp2_in", NULL, "ssp2 Rx"},
+
+ /* ssp1 path */
+ {"Dummy Playback", NULL, "ssp1 Tx"},
+ {"ssp1 Tx", NULL, "ssp1_out"},
+
+ {"AIF1 Playback", NULL, "ssp0 Tx"},
+ {"ssp0 Tx", NULL, "codec1_out"},
+ {"ssp0 Tx", NULL, "codec0_out"},
+
+ {"ssp0 Rx", NULL, "AIF1 Capture"},
+ {"codec0_in", NULL, "ssp0 Rx"},
+};
+
+static int cnl_rt274_init(struct snd_soc_pcm_runtime *runtime)
+{
+ int ret;
+ struct snd_soc_codec *codec = runtime->codec;
+ struct snd_soc_card *card = runtime->card;
+ struct snd_soc_dai *codec_dai = runtime->codec_dai;
+
+ ret = snd_soc_card_jack_new(runtime->card, "Headset",
+ SND_JACK_HEADSET, &cnl_headset,
+ cnl_headset_pins, ARRAY_SIZE(cnl_headset_pins));
+
+ if (ret)
+ return ret;
+
+ snd_soc_codec_set_jack(codec, &cnl_headset, NULL);
+
+ /* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */
+ ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0xF, 4, 24);
+ if (ret < 0) {
+ dev_err(runtime->dev, "can't set codec pcm format %d\n", ret);
+ return ret;
+ }
+
+ card->dapm.idle_bias_off = true;
+
+ return 0;
+}
+
+static unsigned int rates_supported[] = {
+ 48000,
+ 32000,
+ 24000,
+ 16000,
+ 8000,
+};
+
+static struct snd_pcm_hw_constraint_list rate_constraints = {
+ .count = ARRAY_SIZE(rates_supported),
+ .list = rates_supported,
+};
+
+static int cnl_fe_startup(struct snd_pcm_substream *substream)
+{
+ return snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE,
+ &rate_constraints);
+}
+
+static struct snd_soc_ops cnl_fe_ops = {
+ .startup = cnl_fe_startup,
+};
+
+static int cnl_be_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);
+
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = 2;
+ snd_mask_none(hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT));
+ snd_mask_set(hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT),
+ (unsigned int __force)SNDRV_PCM_FORMAT_S24_LE);
+
+ return 0;
+}
+
+#define CNL_FREQ_OUT 19200000
+
+static int rt274_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;
+ int ret, ratio = 100;
+
+ snd_soc_dai_set_bclk_ratio(codec_dai, ratio);
+
+ ret = snd_soc_dai_set_pll(codec_dai, 0, RT274_PLL2_S_BCLK,
+ ratio * params_rate(params), CNL_FREQ_OUT);
+ if (ret != 0) {
+ dev_err(rtd->dev, "Failed to enable PLL2 with Ref Clock Loop: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, RT274_SCLK_S_PLL2, CNL_FREQ_OUT,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(rtd->dev, "set codec sysclk failed: %d\n", ret);
+
+ return ret;
+}
+
+static struct snd_soc_ops rt274_ops = {
+ .hw_params = rt274_hw_params,
+};
+
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_CNL_FPGA)
+static const char pname[] = "0000:02:18.0";
+static const char cname[] = "rt274.0-001c";
+#else
+static const char pname[] = "0000:00:1f.3";
+static const char cname[] = "i2c-INT34C2:00";
+#endif
+
+static struct snd_soc_dai_link cnl_rt274_msic_dailink[] = {
+ {
+ .name = "CNL Audio Port",
+ .stream_name = "Audio",
+ .cpu_dai_name = "System Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .ignore_suspend = 1,
+ .nonatomic = 1,
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .ops = &cnl_fe_ops,
+ },
+ {
+ .name = "CNL Deepbuffer Port",
+ .stream_name = "Deep Buffer Audio",
+ .cpu_dai_name = "Deepbuffer Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .dpcm_playback = 1,
+ .ignore_suspend = 1,
+ .nonatomic = 1,
+ .dynamic = 1,
+ .ops = &cnl_fe_ops,
+ },
+ {
+ .name = "CNL Reference Port",
+ .stream_name = "Reference Capture",
+ .cpu_dai_name = "Reference Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .dpcm_capture = 1,
+ .ignore_suspend = 1,
+ .nonatomic = 1,
+ .dynamic = 1,
+ },
+ /* Trace Buffer DAI links */
+ {
+ .name = "CNL Trace Buffer0",
+ .stream_name = "Core 0 Trace Buffer",
+ .cpu_dai_name = "TraceBuffer0 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .capture_only = true,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "CNL Trace Buffer1",
+ .stream_name = "Core 1 Trace Buffer",
+ .cpu_dai_name = "TraceBuffer1 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .capture_only = true,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "CNL Trace Buffer2",
+ .stream_name = "Core 2 Trace Buffer",
+ .cpu_dai_name = "TraceBuffer2 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .capture_only = true,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "CNL Trace Buffer3",
+ .stream_name = "Core 3 Trace Buffer",
+ .cpu_dai_name = "TraceBuffer3 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .capture_only = true,
+ .ignore_suspend = 1,
+ },
+ /* Probe DAI-links */
+ {
+ .name = "CNL Compress Probe playback",
+ .stream_name = "Probe Playback",
+ .cpu_dai_name = "Compress Probe0 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .init = NULL,
+ .ignore_suspend = 1,
+ .nonatomic = 1,
+ },
+ {
+ .name = "CNL Compress Probe capture",
+ .stream_name = "Probe Capture",
+ .cpu_dai_name = "Compress Probe1 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .init = NULL,
+ .ignore_suspend = 1,
+ .nonatomic = 1,
+ },
+ /* back ends */
+ {
+ .name = "SSP0-Codec",
+ .id = 1,
+ .cpu_dai_name = "SSP0 Pin",
+ .codec_name = cname,
+ .codec_dai_name = "rt274-aif1",
+ .platform_name = pname,
+ .be_hw_params_fixup = cnl_be_fixup,
+ .ignore_suspend = 1,
+ .no_pcm = 1,
+ .dai_fmt = SND_SOC_DAIFMT_DSP_A |
+ SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .init = cnl_rt274_init,
+ .ops = &rt274_ops,
+ },
+ {
+ .name = "SSP1-Codec",
+ .id = 2,
+ .cpu_dai_name = "SSP1 Pin",
+ .codec_name = "snd-soc-dummy",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .platform_name = pname,
+ .be_hw_params_fixup = cnl_be_fixup,
+ .ignore_suspend = 1,
+ .no_pcm = 1,
+ .dpcm_playback = 1,
+ },
+ {
+ .name = "dmic01",
+ .id = 3,
+ .cpu_dai_name = "DMIC01 Pin",
+ .codec_name = "dmic-codec",
+ .codec_dai_name = "dmic-hifi",
+ .platform_name = pname,
+ .ignore_suspend = 1,
+ .no_pcm = 1,
+ .dpcm_capture = 1,
+ .be_hw_params_fixup = cnl_dmic_fixup,
+ },
+};
+
+/* SoC card */
+static struct snd_soc_card snd_soc_card_cnl = {
+ .name = "cnl-audio",
+ .dai_link = cnl_rt274_msic_dailink,
+ .num_links = ARRAY_SIZE(cnl_rt274_msic_dailink),
+ .dapm_widgets = cnl_rt274_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(cnl_rt274_widgets),
+ .dapm_routes = cnl_map,
+ .num_dapm_routes = ARRAY_SIZE(cnl_map),
+ .controls = cnl_controls,
+ .num_controls = ARRAY_SIZE(cnl_controls),
+};
+
+static int snd_cnl_rt274_mc_probe(struct platform_device *pdev)
+{
+ snd_soc_card_cnl.dev = &pdev->dev;
+ return devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cnl);
+}
+
+static struct platform_driver snd_cnl_rt274_driver = {
+ .driver = {
+ .name = "cnl_rt274",
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = snd_cnl_rt274_mc_probe,
+};
+
+module_platform_driver(snd_cnl_rt274_driver);
+
+MODULE_AUTHOR("Guneshwor Singh <guneshwor.o.singh@intel.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:cnl_rt274");
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index a70d87e2f6ff..aec5d10f38bf 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -1215,7 +1215,7 @@ static const struct snd_soc_acpi_mach sst_cnl_devdata[] = {
{}
};
-static struct sst_acpi_mach sst_icl_devdata[] = {
+static struct snd_soc_acpi_mach sst_icl_devdata[] = {
{ "dummy", "icl_wm8281", "intel/dsp_fw_icl.bin", NULL, NULL, NULL },
{}
};
--
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