[PATCH 3/3] arm64: dts: rockchip: add spdifrx support to rk3308.dtsi

Yunhao Tian t123yh.xyz at gmail.com
Sun Oct 24 11:43:17 CEST 2021


From: Yunhao Tian <t123yh.xyz at gmail.com>

The Rockchip RK3308 features an integrated SPDIF receiver.
This patch adds support for it to rk3308.dtsi.

Signed-off-by: Yunhao Tian <t123yh.xyz at gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk3308.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 0034312ef8f4..bbb0d2c74505 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -710,6 +710,22 @@ i2s_8ch_3: i2s at ff330000 {
 		status = "disabled";
 	};
 
+	spdif_rx: spdif-rx at ff3b0000 {
+		#sound-dai-cells = <0>;
+		compatible = "rockchip,rk3308-spdifrx";
+		reg = <0x0 0xff3b0000 0x0 0x1000>;
+		interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru SCLK_SPDIF_RX>, <&cru HCLK_SPDIFRX>;
+		clock-names = "mclk", "hclk";
+		dmas = <&dmac1 14>;
+		dma-names = "rx";
+		resets = <&cru SRST_SPDIFRX_M>;
+		reset-names = "spdifrx-m";
+		pinctrl-names = "default";
+		pinctrl-0 = <&spdif_in>;
+		status = "disabled";
+	};
+
 	spdif_tx: spdif-tx at ff3a0000 {
 		compatible = "rockchip,rk3308-spdif", "rockchip,rk3066-spdif";
 		reg = <0x0 0xff3a0000 0x0 0x1000>;
-- 
2.25.1



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