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Sun, 31 Jan 2021 18:43:32 +0000 Received: by smtp407.mail.ir2.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID e16a2e904335ed9f41206b782293961f; Sun, 31 Jan 2021 18:41:30 +0000 (UTC) From: Ion Agorria To: Thierry Reding , Jonathan Hunter , Stephen Warren , Liam Girdwood , Mark Brown , Takashi Iwai , Jaroslav Kysela , Rob Herring , Svyatoslav Ryhel , Ion Agorria , Dmitry Osipenko Subject: [PATCH v1 1/2] ASoC: dt-bindings: tegra: Add binding for RT5631 Date: Sun, 31 Jan 2021 19:41:00 +0100 Message-Id: <20210131184101.651486-2-AG0RRIA@yahoo.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210131184101.651486-1-AG0RRIA@yahoo.com> References: <20210131184101.651486-1-AG0RRIA@yahoo.com> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 03 Feb 2021 08:01:31 +0100 Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Svyatoslav Ryhel Add device-tree binding that describes hardware integration of RT5631 audio codec chip with NVIDIA Tegra SoCs. Signed-off-by: Svyatoslav Ryhel Signed-off-by: Ion Agorria --- .../sound/nvidia,tegra-audio-rt5631.yaml | 134 ++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5631.yaml diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5631.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5631.yaml new file mode 100644 index 000000000000..6ee62c599518 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5631.yaml @@ -0,0 +1,134 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-rt5631.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra RT5631 ASoC + +description: | + This binding describes integration of the Realtek ALC5631/RT5631 sound + codec with the sound system of NVIDIA Tegra SoCs. + +maintainers: + - Jon Hunter + - Stephen Warren + - Thierry Reding + +properties: + compatible: + enum: + - nvidia,tegra-audio-rt5631 + + clocks: + minItems: 3 + items: + - description: PLL A clock + - description: PLL A OUT0 clock + - description: The Tegra cdev1/extern1 clock, which feeds the card's mclk + + clock-names: + minItems: 3 + items: + - const: pll_a + - const: pll_a_out0 + - const: mclk + + assigned-clocks: + minItems: 1 + maxItems: 3 + + assigned-clock-parents: + minItems: 1 + maxItems: 3 + + assigned-clock-rates: + minItems: 1 + maxItems: 3 + + nvidia,model: + $ref: /schemas/types.yaml#/definitions/string + description: User-visible name of this sound complex. + + nvidia,audio-routing: + $ref: /schemas/types.yaml#/definitions/non-unique-string-array + description: | + A list of the connections between audio components. + Each entry is a pair of strings, the first being the connection's sink, + the second being the connection's source. Valid names for sources and + sinks are the RT5631's pins (as documented in its binding), and the jacks + on the board: + + * Int Spk + * Headphone Jack + * Mic Jack + * Int Mic + + nvidia,i2s-controller: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle of the Tegra I2S controller. + + nvidia,audio-codec: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle of the RT5631 audio codec. + + nvidia,hp-mute-gpios: + description: GPIO that mutes the headphones (button event). + maxItems: 1 + + nvidia,hp-det-gpios: + description: GPIO that detects headphones plug-in. + maxItems: 1 + +additionalProperties: false + +required: + - compatible + - clocks + - clock-names + - assigned-clocks + - assigned-clock-parents + - nvidia,model + - nvidia,audio-routing + - nvidia,i2s-controller + - nvidia,audio-codec + +examples: + - | + #include + #include + #include + + sound { + compatible = "nvidia,tegra-audio-rt5631"; + nvidia,model = "NVIDIA Tegra RT5631"; + + nvidia,audio-routing = + "Headphone Jack", "HPOL", + "Headphone Jack", "HPOR", + "Int Spk", "SPOL", + "Int Spk", "SPOR", + "MIC1", "MIC Bias1", + "MIC Bias1", "Mic Jack", + "DMIC", "Int Mic"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&rt5631>; + + nvidia,hp-det-gpios = <&gpio 178 GPIO_ACTIVE_LOW>; + nvidia,hp-mute-gpios = <&gpio 186 GPIO_ACTIVE_LOW>; + + clocks = <&tegra_car TEGRA30_CLK_PLL_A>, + <&tegra_car TEGRA30_CLK_PLL_A_OUT0>, + <&tegra_pmc TEGRA_PMC_CLK_OUT_1>; + clock-names = "pll_a", "pll_a_out0", "mclk"; + + assigned-clocks = <&tegra_car TEGRA30_CLK_EXTERN1>, + <&tegra_pmc TEGRA_PMC_CLK_OUT_1>; + + assigned-clock-parents = <&tegra_car TEGRA30_CLK_PLL_A_OUT0>, + <&tegra_car TEGRA30_CLK_EXTERN1>; + }; + +... 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Sun, 31 Jan 2021 18:43:42 +0000 Received: by smtp407.mail.ir2.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID e16a2e904335ed9f41206b782293961f; Sun, 31 Jan 2021 18:41:41 +0000 (UTC) From: Ion Agorria To: Thierry Reding , Jonathan Hunter , Stephen Warren , Liam Girdwood , Mark Brown , Takashi Iwai , Jaroslav Kysela , Rob Herring , Svyatoslav Ryhel , Ion Agorria , Dmitry Osipenko Subject: [PATCH v1 2/2] ASoC: tegra: Add RT5631 machine driver Date: Sun, 31 Jan 2021 19:41:01 +0100 Message-Id: <20210131184101.651486-3-AG0RRIA@yahoo.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210131184101.651486-1-AG0RRIA@yahoo.com> References: <20210131184101.651486-1-AG0RRIA@yahoo.com> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 03 Feb 2021 08:01:31 +0100 Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Svyatoslav Ryhel Add Tegra ASoC driver for Realtek ALC5631/RT5631 codec. The RT5631 codec is found on devices like ASUS Transformer TF201, TF700T and other Tegra-based Android tablets. Signed-off-by: Svyatoslav Ryhel Signed-off-by: Ion Agorria --- sound/soc/tegra/Kconfig | 8 + sound/soc/tegra/Makefile | 2 + sound/soc/tegra/tegra_rt5631.c | 261 +++++++++++++++++++++++++++++++++ 3 files changed, 271 insertions(+) create mode 100644 sound/soc/tegra/tegra_rt5631.c diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig index acaf7339168d..449a858f155d 100644 --- a/sound/soc/tegra/Kconfig +++ b/sound/soc/tegra/Kconfig @@ -126,6 +126,14 @@ config SND_SOC_TEGRA_AUDIO_GRAPH_CARD few things for Tegra audio. Most of the code is re-used from audio graph driver and the same DT bindings are used. +config SND_SOC_TEGRA_RT5631 + tristate "SoC Audio support for Tegra boards using an RT5631 codec" + depends on SND_SOC_TEGRA && I2C && GPIOLIB + select SND_SOC_RT5631 + help + Say Y or M here if you want to add support for SoC audio on Tegra + boards using the RT5631 codec, such as Transformer. + config SND_SOC_TEGRA_RT5640 tristate "SoC Audio support for Tegra boards using an RT5640 codec" depends on SND_SOC_TEGRA && I2C && GPIOLIB diff --git a/sound/soc/tegra/Makefile b/sound/soc/tegra/Makefile index af0b9889306c..11debfc03bc4 100644 --- a/sound/soc/tegra/Makefile +++ b/sound/soc/tegra/Makefile @@ -29,6 +29,7 @@ obj-$(CONFIG_SND_SOC_TEGRA186_DSPK) += snd-soc-tegra186-dspk.o obj-$(CONFIG_SND_SOC_TEGRA210_ADMAIF) += snd-soc-tegra210-admaif.o # Tegra machine Support +snd-soc-tegra-rt5631-objs := tegra_rt5631.o snd-soc-tegra-rt5640-objs := tegra_rt5640.o snd-soc-tegra-rt5677-objs := tegra_rt5677.o snd-soc-tegra-wm8753-objs := tegra_wm8753.o @@ -41,6 +42,7 @@ snd-soc-tegra-max98090-objs := tegra_max98090.o snd-soc-tegra-sgtl5000-objs := tegra_sgtl5000.o snd-soc-tegra-audio-graph-card-objs := tegra_audio_graph_card.o +obj-$(CONFIG_SND_SOC_TEGRA_RT5631) += snd-soc-tegra-rt5631.o obj-$(CONFIG_SND_SOC_TEGRA_RT5640) += snd-soc-tegra-rt5640.o obj-$(CONFIG_SND_SOC_TEGRA_RT5677) += snd-soc-tegra-rt5677.o obj-$(CONFIG_SND_SOC_TEGRA_WM8753) += snd-soc-tegra-wm8753.o diff --git a/sound/soc/tegra/tegra_rt5631.c b/sound/soc/tegra/tegra_rt5631.c new file mode 100644 index 000000000000..9034f48bcb26 --- /dev/null +++ b/sound/soc/tegra/tegra_rt5631.c @@ -0,0 +1,261 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * tegra_rt5631.c - Tegra machine ASoC driver for boards using RT5631 codec. + * + * Copyright (c) 2020, Svyatoslav Ryhel and Ion Agorria + * + * Based on code copyright/by: + * + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * Author: Stephen Warren + */ + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "tegra_asoc_utils.h" + +#include "../codecs/rt5631.h" + +struct tegra_rt5631 { + struct tegra_asoc_utils_data util_data; + struct gpio_desc *gpiod_hp_mute; + struct gpio_desc *gpiod_hp_det; +}; + +static int tegra_rt5631_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 = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_card *card = rtd->card; + struct tegra_rt5631 *machine = snd_soc_card_get_drvdata(card); + unsigned int srate, mclk; + int err; + + srate = params_rate(params); + switch (srate) { + case 64000: + case 88200: + case 96000: + mclk = 128 * srate; + break; + default: + mclk = 256 * srate; + break; + } + /* FIXME: Codec only requires >= 3MHz if OSR==0 */ + while (mclk < 6000000) + mclk *= 2; + + err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk); + if (err < 0) { + dev_err(card->dev, "Can't configure clocks\n"); + return err; + } + + err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, SND_SOC_CLOCK_IN); + if (err < 0) { + dev_err(card->dev, "codec_dai clock not set\n"); + return err; + } + + return 0; +} + +static struct snd_soc_ops tegra_rt5631_ops = { + .hw_params = tegra_rt5631_hw_params, +}; + +static struct snd_soc_jack tegra_rt5631_hp_jack; + +static struct snd_soc_jack_pin tegra_rt5631_hp_jack_pins[] = { + { + .pin = "Headphone Jack", + .mask = SND_JACK_HEADPHONE, + }, +}; + +static struct snd_soc_jack_gpio tegra_rt5631_hp_jack_gpio = { + .name = "Headphone detection", + .report = SND_JACK_HEADPHONE, + .debounce_time = 150, +}; + +static int tegra_rt5631_event_hp(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct tegra_rt5631 *machine = snd_soc_card_get_drvdata(card); + + gpiod_set_value_cansleep(machine->gpiod_hp_mute, + !SND_SOC_DAPM_EVENT_ON(event)); + + return 0; +} + +static const struct snd_soc_dapm_widget tegra_rt5631_dapm_widgets[] = { + SND_SOC_DAPM_SPK("Int Spk", NULL), + SND_SOC_DAPM_HP("Headphone Jack", tegra_rt5631_event_hp), + SND_SOC_DAPM_MIC("Mic Jack", NULL), + SND_SOC_DAPM_MIC("Int Mic", NULL), +}; + +static const struct snd_kcontrol_new tegra_rt5631_controls[] = { + SOC_DAPM_PIN_SWITCH("Int Spk"), + SOC_DAPM_PIN_SWITCH("Int Mic"), +}; + +static int tegra_rt5631_init(struct snd_soc_pcm_runtime *rtd) +{ + struct tegra_rt5631 *machine = snd_soc_card_get_drvdata(rtd->card); + int ret; + + ret = snd_soc_card_jack_new(rtd->card, "Headphone Jack", + SND_JACK_HEADPHONE, + &tegra_rt5631_hp_jack, + tegra_rt5631_hp_jack_pins, + ARRAY_SIZE(tegra_rt5631_hp_jack_pins)); + if (ret) { + dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); + return ret; + } + + if (machine->gpiod_hp_det) { + tegra_rt5631_hp_jack_gpio.desc = machine->gpiod_hp_det; + + ret = snd_soc_jack_add_gpios(&tegra_rt5631_hp_jack, 1, + &tegra_rt5631_hp_jack_gpio); + if (ret) + dev_err(rtd->dev, "Jack GPIOs not added: %d\n", ret); + } + + return 0; +} + +SND_SOC_DAILINK_DEFS(hifi, + DAILINK_COMP_ARRAY(COMP_EMPTY()), + DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5631-hifi")), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +static struct snd_soc_dai_link tegra_rt5631_dai = { + .name = "RT5631", + .stream_name = "RT5631 PCM", + .init = tegra_rt5631_init, + .ops = &tegra_rt5631_ops, + .dai_fmt = SND_SOC_DAIFMT_I2S | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, + SND_SOC_DAILINK_REG(hifi), +}; + +static struct snd_soc_card snd_soc_tegra_rt5631 = { + .name = "tegra-rt5631", + .owner = THIS_MODULE, + .dai_link = &tegra_rt5631_dai, + .num_links = 1, + .controls = tegra_rt5631_controls, + .num_controls = ARRAY_SIZE(tegra_rt5631_controls), + .dapm_widgets = tegra_rt5631_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(tegra_rt5631_dapm_widgets), + .fully_routed = true, +}; + +static int tegra_rt5631_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &snd_soc_tegra_rt5631; + struct device_node *np_codec, *np_i2s; + struct tegra_rt5631 *machine; + struct gpio_desc *gpiod; + int ret; + + machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL); + if (!machine) + return -ENOMEM; + + card->dev = &pdev->dev; + snd_soc_card_set_drvdata(card, machine); + + gpiod = devm_gpiod_get_optional(&pdev->dev, "nvidia,hp-mute", + GPIOD_OUT_HIGH); + if (IS_ERR(gpiod)) + return PTR_ERR(gpiod); + + machine->gpiod_hp_mute = gpiod; + + gpiod = devm_gpiod_get_optional(&pdev->dev, "nvidia,hp-det", + GPIOD_IN); + if (IS_ERR(gpiod)) + return PTR_ERR(gpiod); + + machine->gpiod_hp_det = gpiod; + + ret = snd_soc_of_parse_card_name(card, "nvidia,model"); + if (ret) + return ret; + + ret = snd_soc_of_parse_audio_routing(card, "nvidia,audio-routing"); + if (ret) + return ret; + + np_codec = of_parse_phandle(pdev->dev.of_node, "nvidia,audio-codec", 0); + if (!np_codec) { + dev_err(&pdev->dev, + "Property 'nvidia,audio-codec' missing or invalid\n"); + return -EINVAL; + } + + np_i2s = of_parse_phandle(pdev->dev.of_node, "nvidia,i2s-controller", 0); + if (!np_i2s) { + dev_err(&pdev->dev, + "Property 'nvidia,i2s-controller' missing or invalid\n"); + return -EINVAL; + } + + tegra_rt5631_dai.cpus->of_node = np_i2s; + tegra_rt5631_dai.codecs->of_node = np_codec; + tegra_rt5631_dai.platforms->of_node = np_i2s; + + ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev); + if (ret) + return ret; + + ret = devm_snd_soc_register_card(&pdev->dev, card); + if (ret) + return ret; + + return 0; +} + +static const struct of_device_id tegra_rt5631_of_match[] = { + { .compatible = "nvidia,tegra-audio-rt5631", }, + {}, +}; +MODULE_DEVICE_TABLE(of, tegra_rt5631_of_match); + +static struct platform_driver tegra_rt5631_driver = { + .driver = { + .name = "tegra-snd-rt5631", + .pm = &snd_soc_pm_ops, + .of_match_table = tegra_rt5631_of_match, + }, + .probe = tegra_rt5631_probe, +}; +module_platform_driver(tegra_rt5631_driver); + +MODULE_DESCRIPTION("Tegra+RT5631 machine ASoC driver"); +MODULE_AUTHOR("Stephen Warren "); +MODULE_AUTHOR("Svyatoslav Ryhel "); +MODULE_AUTHOR("Ion Agorria "); +MODULE_LICENSE("GPL");