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Message-Id: <20240226-audio-i350-v5-16-e7e2569df481@baylibre.com>
Date: Thu, 23 May 2024 10:42:45 +0200
From: Alexandre Mergnat <amergnat@...libre.com>
To: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Lee Jones <lee@...nel.org>, Flora Fu <flora.fu@...iatek.com>,
Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
Sumit Semwal <sumit.semwal@...aro.org>,
Christian König <christian.koenig@....com>,
Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-media@...r.kernel.org,
dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org,
Alexandre Mergnat <amergnat@...libre.com>
Subject: [PATCH v5 16/16] arm64: dts: mediatek: add audio support for
mt8365-evk
Add the sound node which is linked to the MT8365 SoC AFE and
the MT6357 audio codec.
Update the file header.
Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>
---
arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 89 +++++++++++++++++++++++++++++
1 file changed, 89 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index 50cbaefa1a99..1d5457f9a4c2 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
@@ -4,6 +4,7 @@
* Authors:
* Fabien Parent <fparent@...libre.com>
* Bernhard Rosenkränzer <bero@...libre.com>
+ * Alexandre Mergnat <amergnat@...libre.com>
*/
/dts-v1/;
@@ -86,6 +87,28 @@ optee_reserved: optee@...00000 {
reg = <0 0x43200000 0 0x00c00000>;
};
};
+
+ sound: sound {
+ compatible = "mediatek,mt8365-mt6357";
+ pinctrl-names = "default",
+ "dmic",
+ "miso_off",
+ "miso_on",
+ "mosi_off",
+ "mosi_on";
+ pinctrl-0 = <&aud_default_pins>;
+ pinctrl-1 = <&aud_dmic_pins>;
+ pinctrl-2 = <&aud_miso_off_pins>;
+ pinctrl-3 = <&aud_miso_on_pins>;
+ pinctrl-4 = <&aud_mosi_off_pins>;
+ pinctrl-5 = <&aud_mosi_on_pins>;
+ mediatek,platform = <&afe>;
+ };
+};
+
+&afe {
+ mediatek,dmic-mode = <1>;
+ status = "okay";
};
&cpu0 {
@@ -178,9 +201,75 @@ &mt6357_pmic {
interrupts-extended = <&pio 145 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <2>;
+ vaud28-supply = <&mt6357_vaud28_reg>;
+ audio-codec {
+ mediatek,micbias0-microvolt = <1900000>;
+ mediatek,micbias1-microvolt = <1700000>;
+ };
};
&pio {
+ aud_default_pins: audiodefault-pins {
+ pins {
+ pinmux = <MT8365_PIN_72_CMDAT4__FUNC_I2S3_BCK>,
+ <MT8365_PIN_73_CMDAT5__FUNC_I2S3_LRCK>,
+ <MT8365_PIN_74_CMDAT6__FUNC_I2S3_MCK>,
+ <MT8365_PIN_75_CMDAT7__FUNC_I2S3_DO>;
+ };
+ };
+
+ aud_dmic_pins: audiodmic-pins {
+ pins {
+ pinmux = <MT8365_PIN_117_DMIC0_CLK__FUNC_DMIC0_CLK>,
+ <MT8365_PIN_118_DMIC0_DAT0__FUNC_DMIC0_DAT0>,
+ <MT8365_PIN_119_DMIC0_DAT1__FUNC_DMIC0_DAT1>;
+ };
+ };
+
+ aud_miso_off_pins: misooff-pins {
+ pins {
+ pinmux = <MT8365_PIN_53_AUD_CLK_MISO__FUNC_GPIO53>,
+ <MT8365_PIN_54_AUD_SYNC_MISO__FUNC_GPIO54>,
+ <MT8365_PIN_55_AUD_DAT_MISO0__FUNC_GPIO55>,
+ <MT8365_PIN_56_AUD_DAT_MISO1__FUNC_GPIO56>;
+ input-enable;
+ bias-pull-down;
+ drive-strength = <MTK_DRIVE_2mA>;
+ };
+ };
+
+ aud_miso_on_pins: misoon-pins {
+ pins {
+ pinmux = <MT8365_PIN_53_AUD_CLK_MISO__FUNC_AUD_CLK_MISO>,
+ <MT8365_PIN_54_AUD_SYNC_MISO__FUNC_AUD_SYNC_MISO>,
+ <MT8365_PIN_55_AUD_DAT_MISO0__FUNC_AUD_DAT_MISO0>,
+ <MT8365_PIN_56_AUD_DAT_MISO1__FUNC_AUD_DAT_MISO1>;
+ drive-strength = <MTK_DRIVE_6mA>;
+ };
+ };
+
+ aud_mosi_off_pins: mosioff-pins {
+ pins {
+ pinmux = <MT8365_PIN_49_AUD_CLK_MOSI__FUNC_GPIO49>,
+ <MT8365_PIN_50_AUD_SYNC_MOSI__FUNC_GPIO50>,
+ <MT8365_PIN_51_AUD_DAT_MOSI0__FUNC_GPIO51>,
+ <MT8365_PIN_52_AUD_DAT_MOSI1__FUNC_GPIO52>;
+ input-enable;
+ bias-pull-down;
+ drive-strength = <MTK_DRIVE_2mA>;
+ };
+ };
+
+ aud_mosi_on_pins: mosion-pins {
+ pins {
+ pinmux = <MT8365_PIN_49_AUD_CLK_MOSI__FUNC_AUD_CLK_MOSI>,
+ <MT8365_PIN_50_AUD_SYNC_MOSI__FUNC_AUD_SYNC_MOSI>,
+ <MT8365_PIN_51_AUD_DAT_MOSI0__FUNC_AUD_DAT_MOSI0>,
+ <MT8365_PIN_52_AUD_DAT_MOSI1__FUNC_AUD_DAT_MOSI1>;
+ drive-strength = <MTK_DRIVE_6mA>;
+ };
+ };
+
ethernet_pins: ethernet-pins {
phy_reset_pins {
pinmux = <MT8365_PIN_133_TDM_TX_DATA1__FUNC_GPIO133>;
--
2.25.1
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