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([178.134.198.138]) by smtp.gmail.com with ESMTPSA id v4-20020a5d6104000000b003176aa612b1sm5710402wrt.38.2023.08.05.11.05.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Aug 2023 11:05:53 -0700 (PDT) From: Maksim Kiselev To: linux-kernel@vger.kernel.org Cc: Maksim Kiselev , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jaroslav Kysela , Takashi Iwai , Maxime Ripard , alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-riscv@lists.infradead.org Subject: [PATCH v1 4/5] ASoC: sunxi: Add new driver for Allwinner D1/T113s codec's analog path controls Date: Sat, 5 Aug 2023 21:05:04 +0300 Message-Id: <20230805180506.718364-5-bigunclemax@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230805180506.718364-1-bigunclemax@gmail.com> References: <20230805180506.718364-1-bigunclemax@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230805_110557_104978_A6E46339 X-CRM114-Status: GOOD ( 24.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The internal codec on D1/T113s is split into 2 parts like the previous ones. But now analog path controls registers are mapped directly on the bus, right after the registers of the digital part. Add an ASoC component driver for it. This should be tied to the codec audio card as an auxiliary device. Signed-off-by: Maksim Kiselev --- sound/soc/sunxi/Kconfig | 11 ++ sound/soc/sunxi/Makefile | 1 + sound/soc/sunxi/sun20i-d1-codec-analog.c | 220 +++++++++++++++++++++++ 3 files changed, 232 insertions(+) create mode 100644 sound/soc/sunxi/sun20i-d1-codec-analog.c diff --git a/sound/soc/sunxi/Kconfig b/sound/soc/sunxi/Kconfig index 1f18f016acbb..c67895d08079 100644 --- a/sound/soc/sunxi/Kconfig +++ b/sound/soc/sunxi/Kconfig @@ -38,6 +38,17 @@ config SND_SUN50I_CODEC_ANALOG Say Y or M if you want to add support for the analog controls for the codec embedded in Allwinner A64 SoC. +config SND_SUN20I_D1_CODEC_ANALOG + tristate "Allwinner D1 Codec Analog Controls Support" + depends on ARCH_SUNXI || COMPILE_TEST + select REGMAP_MMIO + help + This option enables the analog controls part of the internal audio + codec for Allwinner D1/T113s SoCs family. + + Say Y or M if you want to add support for the analog part of + the D1/T113s audio codec. + config SND_SUN4I_I2S tristate "Allwinner A10 I2S Support" select SND_SOC_GENERIC_DMAENGINE_PCM diff --git a/sound/soc/sunxi/Makefile b/sound/soc/sunxi/Makefile index 4483fe9c94ef..ba6a5ed334a0 100644 --- a/sound/soc/sunxi/Makefile +++ b/sound/soc/sunxi/Makefile @@ -4,6 +4,7 @@ obj-$(CONFIG_SND_SUN4I_I2S) += sun4i-i2s.o obj-$(CONFIG_SND_SUN4I_SPDIF) += sun4i-spdif.o obj-$(CONFIG_SND_SUN8I_CODEC_ANALOG) += sun8i-codec-analog.o obj-$(CONFIG_SND_SUN50I_CODEC_ANALOG) += sun50i-codec-analog.o +obj-$(CONFIG_SND_SUN20I_D1_CODEC_ANALOG) += sun20i-d1-codec-analog.o obj-$(CONFIG_SND_SUN8I_CODEC) += sun8i-codec.o obj-$(CONFIG_SND_SUN8I_ADDA_PR_REGMAP) += sun8i-adda-pr-regmap.o obj-$(CONFIG_SND_SUN50I_DMIC) += sun50i-dmic.o diff --git a/sound/soc/sunxi/sun20i-d1-codec-analog.c b/sound/soc/sunxi/sun20i-d1-codec-analog.c new file mode 100644 index 000000000000..5c269d56cd2f --- /dev/null +++ b/sound/soc/sunxi/sun20i-d1-codec-analog.c @@ -0,0 +1,220 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * This driver supports the analog controls for the internal codec + * found in Allwinner's D1/T113s SoCs family. + * + * Based on sun50i-codec-analog.c + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +/* Codec analog control register offsets and bit fields */ +#define SUN20I_D1_ADDA_ADC1 (0x00) +#define SUN20I_D1_ADDA_ADC2 (0x04) +#define SUN20I_D1_ADDA_ADC3 (0x08) +#define SUN20I_D1_ADDA_ADC_EN (31) +#define SUN20I_D1_ADDA_ADC_PGA_EN (30) +#define SUN20I_D1_ADDA_ADC_MIC_SIN_EN (28) +#define SUN20I_D1_ADDA_ADC_LINEINLEN (23) +#define SUN20I_D1_ADDA_ADC_PGA_GAIN (8) + +#define SUN20I_D1_ADDA_DAC (0x10) +#define SUN20I_D1_ADDA_DAC_DACL_EN (15) +#define SUN20I_D1_ADDA_DAC_DACR_EN (14) + +#define SUN20I_D1_ADDA_MICBIAS (0x18) +#define SUN20I_D1_ADDA_MICBIAS_MMICBIASEN (7) + +#define SUN20I_D1_ADDA_RAMP (0x1C) +#define SUN20I_D1_ADDA_RAMP_RD_EN (0) + +#define SUN20I_D1_ADDA_HP2 (0x40) +#define SUN20I_D1_ADDA_HP2_HEADPHONE_GAIN (28) + +#define SUN20I_D1_ADDA_ADC_CUR_REG (0x4C) + +static const DECLARE_TLV_DB_RANGE(sun20i_d1_codec_adc_gain_scale, + 0, 0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), + 1, 3, TLV_DB_SCALE_ITEM(600, 0, 0), + 4, 4, TLV_DB_SCALE_ITEM(900, 0, 0), + 5, 31, TLV_DB_SCALE_ITEM(1000, 100, 0), +); + +static const DECLARE_TLV_DB_SCALE(sun20i_d1_codec_hp_vol_scale, -4200, 600, 0); + +/* volume controls */ +static const struct snd_kcontrol_new sun20i_d1_codec_controls[] = { + SOC_SINGLE_TLV("Headphone Playback Volume", + SUN20I_D1_ADDA_HP2, + SUN20I_D1_ADDA_HP2_HEADPHONE_GAIN, 0x7, 1, + sun20i_d1_codec_hp_vol_scale), + SOC_SINGLE_TLV("ADC1 Gain Capture Volume", + SUN20I_D1_ADDA_ADC1, + SUN20I_D1_ADDA_ADC_PGA_GAIN, 0x1f, 0, + sun20i_d1_codec_adc_gain_scale), + SOC_SINGLE_TLV("ADC2 Gain Capture Volume", + SUN20I_D1_ADDA_ADC2, + SUN20I_D1_ADDA_ADC_PGA_GAIN, 0x1f, 0, + sun20i_d1_codec_adc_gain_scale), + SOC_SINGLE_TLV("ADC3 Gain Capture Volume", + SUN20I_D1_ADDA_ADC3, + SUN20I_D1_ADDA_ADC_PGA_GAIN, 0x1f, 0, + sun20i_d1_codec_adc_gain_scale), +}; + +/* ADC mixer controls */ +static const struct snd_kcontrol_new sun20i_d1_codec_mixer_controls[] = { + SOC_DAPM_DOUBLE_R("Line In Switch", + SUN20I_D1_ADDA_ADC1, + SUN20I_D1_ADDA_ADC2, + SUN20I_D1_ADDA_ADC_LINEINLEN, 1, 0), +}; + +static const char * const sun20i_d1_codec_mic3_src_enum_text[] = { + "Differential", "Single", +}; + +static SOC_ENUM_SINGLE_DECL(sun20i_d1_codec_mic3_src_enum, + SUN20I_D1_ADDA_ADC3, + SUN20I_D1_ADDA_ADC_MIC_SIN_EN, + sun20i_d1_codec_mic3_src_enum_text); + +static const struct snd_kcontrol_new sun20i_d1_codec_mic3_input_src[] = { + SOC_DAPM_ENUM("MIC3 Source Capture Route", + sun20i_d1_codec_mic3_src_enum), +}; + +static const struct snd_soc_dapm_widget sun20i_d1_codec_widgets[] = { + /* DAC */ + SND_SOC_DAPM_DAC("Left DAC", NULL, SUN20I_D1_ADDA_DAC, + SUN20I_D1_ADDA_DAC_DACL_EN, 0), + SND_SOC_DAPM_DAC("Right DAC", NULL, SUN20I_D1_ADDA_DAC, + SUN20I_D1_ADDA_DAC_DACR_EN, 0), + /* ADC */ + SND_SOC_DAPM_ADC("ADC1", NULL, SUN20I_D1_ADDA_ADC1, + SUN20I_D1_ADDA_ADC_EN, 0), + SND_SOC_DAPM_ADC("ADC2", NULL, SUN20I_D1_ADDA_ADC2, + SUN20I_D1_ADDA_ADC_EN, 0), + SND_SOC_DAPM_ADC("ADC3", NULL, SUN20I_D1_ADDA_ADC3, + SUN20I_D1_ADDA_ADC_EN, 0), + + /* ADC Mixers */ + SND_SOC_DAPM_MIXER("ADC1 Mixer", SND_SOC_NOPM, 0, 0, + sun20i_d1_codec_mixer_controls, + ARRAY_SIZE(sun20i_d1_codec_mixer_controls)), + SND_SOC_DAPM_MIXER("ADC2 Mixer", SND_SOC_NOPM, 0, 0, + sun20i_d1_codec_mixer_controls, + ARRAY_SIZE(sun20i_d1_codec_mixer_controls)), + + /* Headphone */ + SND_SOC_DAPM_OUTPUT("HP"), + SND_SOC_DAPM_SUPPLY("RAMP Enable", SUN20I_D1_ADDA_RAMP, + SUN20I_D1_ADDA_RAMP_RD_EN, 0, NULL, 0), + + /* Line input */ + SND_SOC_DAPM_INPUT("LINEIN"), + + /* Microphone input */ + SND_SOC_DAPM_INPUT("MIC3"), + + /* Microphone input path */ + SND_SOC_DAPM_MUX("MIC3 Source Capture Route", SND_SOC_NOPM, 0, 0, + sun20i_d1_codec_mic3_input_src), + + SND_SOC_DAPM_PGA("Mic3 Amplifier", SUN20I_D1_ADDA_ADC3, + SUN20I_D1_ADDA_ADC_PGA_EN, 0, NULL, 0), + + /* Microphone Bias */ + SND_SOC_DAPM_SUPPLY("MBIAS", SUN20I_D1_ADDA_MICBIAS, + SUN20I_D1_ADDA_MICBIAS_MMICBIASEN, 0, NULL, 0), +}; + +static const struct snd_soc_dapm_route sun20i_d1_codec_routes[] = { + /* Headphone Routes */ + { "HP", NULL, "Left DAC" }, + { "HP", NULL, "Right DAC" }, + { "HP", NULL, "RAMP Enable" }, + + /* Line input Routes */ + { "ADC1", NULL, "ADC1 Mixer" }, + { "ADC2", NULL, "ADC2 Mixer" }, + { "ADC1 Mixer", "Line In Switch", "LINEIN" }, + { "ADC2 Mixer", "Line In Switch", "LINEIN" }, + + /* Microphone Routes */ + { "MIC3 Source Capture Route", "Differential", "MIC3" }, + { "MIC3 Source Capture Route", "Single", "MIC3" }, + { "Mic3 Amplifier", NULL, "MIC3 Source Capture Route" }, + { "ADC3", NULL, "Mic3 Amplifier" }, +}; + +static const struct snd_soc_component_driver sun20i_d1_codec_analog_cmpnt_drv = { + .controls = sun20i_d1_codec_controls, + .num_controls = ARRAY_SIZE(sun20i_d1_codec_controls), + .dapm_widgets = sun20i_d1_codec_widgets, + .num_dapm_widgets = ARRAY_SIZE(sun20i_d1_codec_widgets), + .dapm_routes = sun20i_d1_codec_routes, + .num_dapm_routes = ARRAY_SIZE(sun20i_d1_codec_routes), +}; + +static const struct of_device_id sun20i_d1_codec_analog_of_match[] = { + { + .compatible = "allwinner,sun20i-d1-codec-analog", + }, + {} +}; +MODULE_DEVICE_TABLE(of, sun20i_d1_codec_analog_of_match); + +static const struct regmap_config sun20i_d1_codec_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = SUN20I_D1_ADDA_ADC_CUR_REG, +}; + +static int sun20i_d1_codec_analog_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + void __iomem *base; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) { + dev_err(&pdev->dev, "Failed to map the registers\n"); + return PTR_ERR(base); + } + + regmap = devm_regmap_init_mmio(&pdev->dev, base, + &sun20i_d1_codec_regmap_config); + if (IS_ERR(regmap)) { + dev_err(&pdev->dev, "Failed to create regmap\n"); + return PTR_ERR(regmap); + } + + return devm_snd_soc_register_component(&pdev->dev, + &sun20i_d1_codec_analog_cmpnt_drv, + NULL, 0); +} + +static struct platform_driver sun20i_d1_codec_analog_driver = { + .driver = { + .name = "sun20i-d1-codec-analog", + .of_match_table = sun20i_d1_codec_analog_of_match, + }, + .probe = sun20i_d1_codec_analog_probe, +}; +module_platform_driver(sun20i_d1_codec_analog_driver); + +MODULE_DESCRIPTION("Allwinner internal codec analog controls driver for D1"); +MODULE_AUTHOR("Maksim Kiselev "); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:sun20i-d1-codec-analog");