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: Michael Riesch <michael.riesch@xxxxxxxxxxxxxx>
Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@xxxxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk356x.dtsi | 33 ++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index cc1c5a65c5e5..319981c3e9f7 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -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>;
--
2.36.1
