From 18960771a172843d360f90c8cd094a5f6b855716 Mon Sep 17 00:00:00 2001 From: Marcin Wojtas Date: Tue, 20 Sep 2022 15:26:46 +0200 Subject: ARM: mvebu: add audio support to Armada 385 DB This commit adds the necessary Device Tree information to enable audio support on the Armada 385 DB platform. In details it: * Instantiates the CS42L51 audio codec on the I2C0 bus * Adds simple-card DT binding for audio on Armada 385 DB * Adds description for both analog I2S and S/PDIF I/O * Disabled by default Signed-off-by: Marcin Wojtas Signed-off-by: Nadav Haklai Tested-by: Star_Automation Tested-by: Lior Amsalem Reviewed-by: Andrew Lunn Signed-off-by: Gregory CLEMENT --- arch/arm/boot/dts/armada-388-db.dts | 69 +++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) (limited to 'arch/arm/boot') diff --git a/arch/arm/boot/dts/armada-388-db.dts b/arch/arm/boot/dts/armada-388-db.dts index 5130eccc32af..2bcec5419b66 100644 --- a/arch/arm/boot/dts/armada-388-db.dts +++ b/arch/arm/boot/dts/armada-388-db.dts @@ -36,6 +36,11 @@ i2c@11000 { status = "okay"; clock-frequency = <100000>; + audio_codec: audio-codec@4a { + #sound-dai-cells = <0>; + compatible = "cirrus,cs42l51"; + reg = <0x4a>; + }; }; i2c@11100 { @@ -99,6 +104,12 @@ no-1-8-v; }; + audio-controller@e8000 { + pinctrl-0 = <&i2s_pins>; + pinctrl-names = "default"; + status = "disabled"; + }; + usb3@f0000 { status = "okay"; }; @@ -128,6 +139,64 @@ }; }; }; + + sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "Armada 385 DB Audio"; + simple-audio-card,mclk-fs = <256>; + simple-audio-card,widgets = + "Headphone", "Out Jack", + "Line", "In Jack"; + simple-audio-card,routing = + "Out Jack", "HPL", + "Out Jack", "HPR", + "AIN1L", "In Jack", + "AIN1R", "In Jack"; + status = "disabled"; + + simple-audio-card,dai-link@0 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 0>; + }; + + codec { + sound-dai = <&audio_codec>; + }; + }; + + simple-audio-card,dai-link@1 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 1>; + }; + + codec { + sound-dai = <&spdif_out>; + }; + }; + + simple-audio-card,dai-link@2 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 1>; + }; + + codec { + sound-dai = <&spdif_in>; + }; + }; + }; + + spdif_out: spdif-out { + #sound-dai-cells = <0>; + compatible = "linux,spdif-dit"; + }; + + spdif_in: spdif-in { + #sound-dai-cells = <0>; + compatible = "linux,spdif-dir"; + }; }; &spi0 { -- cgit v1.2.3