Commit 697ee854 authored by Nicolas Frattaroli's avatar Nicolas Frattaroli Committed by Heiko Stuebner
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arm64: dts: rockchip: Add HDMI audio nodes to rk356x 



This adds the i2s0 node and an hdmi-sound sound device to the
rk356x device tree. On the rk356[68], the i2s0 controller is
connected to HDMI audio.

Tested-by: default avatarMichael Riesch <michael.riesch@wolfvision.net>
Tested-by: default avatarPeter Geis <pgwipeout@gmail.com>
Signed-off-by: default avatarNicolas Frattaroli <frattaroli.nicolas@gmail.com>
Link: https://lore.kernel.org/r/20220611065300.885212-2-frattaroli.nicolas@gmail.com


Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 41d97397

arch/arm64/boot/dts/rockchip/rk356x.dtsi

+33 −0
Original line number Diff line number Diff line
@@ -183,6 +183,22 @@ opp-800000000 { 
		};

	};



	hdmi_sound: hdmi-sound {

		compatible = "simple-audio-card";

		simple-audio-card,name = "HDMI";

		simple-audio-card,format = "i2s";

		simple-audio-card,mclk-fs = <256>;

		status = "disabled";



		simple-audio-card,codec {

			sound-dai = <&hdmi>;

		};



		simple-audio-card,cpu {

			sound-dai = <&i2s0_8ch>;

		};

	};



	pmu {

		compatible = "arm,cortex-a55-pmu";

		interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_HIGH>,
@@ -951,6 +967,23 @@ spdif: spdif@fe460000 { 
		status = "disabled";

	};



	i2s0_8ch: i2s@fe400000 {

		compatible = "rockchip,rk3568-i2s-tdm";

		reg = <0x0 0xfe400000 0x0 0x1000>;

		interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;

		assigned-clocks = <&cru CLK_I2S0_8CH_TX_SRC>, <&cru CLK_I2S0_8CH_RX_SRC>;

		assigned-clock-rates = <1188000000>, <1188000000>;

		clocks = <&cru MCLK_I2S0_8CH_TX>, <&cru MCLK_I2S0_8CH_RX>, <&cru HCLK_I2S0_8CH>;

		clock-names = "mclk_tx", "mclk_rx", "hclk";

		dmas = <&dmac1 0>;

		dma-names = "tx";

		resets = <&cru SRST_M_I2S0_8CH_TX>, <&cru SRST_M_I2S0_8CH_RX>;

		reset-names = "tx-m", "rx-m";

		rockchip,grf = <&grf>;

		#sound-dai-cells = <0>;

		status = "disabled";

	};



	i2s1_8ch: i2s@fe410000 {

		compatible = "rockchip,rk3568-i2s-tdm";

		reg = <0x0 0xfe410000 0x0 0x1000>;