Re: [PATCH 2/2] arm64: dts: meson: p241: add sound support
From: Neil Armstrong
Date: Tue Nov 30 2021 - 05:41:57 EST
On 30/11/2021 11:01, Jerome Brunet wrote:
> Add the p241 sound card support. This board can play audio through HDMI
> and the internal DAC.
>
> Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> ---
> .../boot/dts/amlogic/meson-gxl-s805x-p241.dts | 70 +++++++++++++++++++
> 1 file changed, 70 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> index 9d0684a8264b..ff906becd2ab 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> @@ -8,6 +8,7 @@
> /dts-v1/;
>
> #include <dt-bindings/input/input.h>
> +#include <dt-bindings/sound/meson-aiu.h>
>
> #include "meson-gxl-s805x.dtsi"
>
> @@ -21,6 +22,13 @@ aliases {
> ethernet0 = ðmac;
> };
>
> + au2: analog-amplifier {
> + compatible = "simple-audio-amplifier";
> + sound-name-prefix = "AU2";
> + VCC-supply = <&vcc_5v>;
> + enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
> + };
> +
> chosen {
> stdout-path = "serial0:115200n8";
> };
> @@ -110,6 +118,68 @@ sdio_pwrseq: sdio-pwrseq {
> clocks = <&wifi32k>;
> clock-names = "ext_clock";
> };
> +
> + sound {
> + compatible = "amlogic,gx-sound-card";
> + model = "GXL-P241";
> + audio-aux-devs = <&au2>;
> + audio-widgets = "Line", "Lineout";
> + audio-routing = "AU2 INL", "ACODEC LOLN",
> + "AU2 INR", "ACODEC LORN",
> + "Lineout", "AU2 OUTL",
> + "Lineout", "AU2 OUTR";
> + assigned-clocks = <&clkc CLKID_MPLL0>,
> + <&clkc CLKID_MPLL1>,
> + <&clkc CLKID_MPLL2>;
> + assigned-clock-parents = <0>, <0>, <0>;
> + assigned-clock-rates = <294912000>,
> + <270950400>,
> + <393216000>;
> + status = "okay";
> +
> + dai-link-0 {
> + sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
> + };
> +
> + dai-link-1 {
> + sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
> + dai-format = "i2s";
> + mclk-fs = <256>;
> +
> + codec-0 {
> + sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
> + };
> +
> + codec-1 {
> + sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
> + };
> + };
> +
> + dai-link-2 {
> + sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
> +
> + codec-0 {
> + sound-dai = <&hdmi_tx>;
> + };
> + };
> +
> + dai-link-3 {
> + sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
> +
> + codec-0 {
> + sound-dai = <&acodec>;
> + };
> + };
> + };
> +};
> +
> +&acodec {
> + AVDD-supply = <&vddio_ao18>;
> + status = "okay";
> +};
> +
> +&aiu {
> + status = "okay";
> };
>
> &cec_AO {
>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>