[PATCH 1/3] arm64: dts: rockchip: RK356x: Add I2S2 device node

Shengyu Qu wiagn233 at outlook.com
Sun Oct 23 08:24:38 PDT 2022


This patch adds I2S2 device tree node for RK3566/RK3568.

Signed-off-by: Shengyu Qu <wiagn233 at outlook.com>
---
 arch/arm64/boot/dts/rockchip/rk356x.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index 164708f1eb67..4af1e28b3a0b 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -1105,6 +1105,28 @@ &i2s1m0_sdo0   &i2s1m0_sdo1
 		status = "disabled";
 	};
 
+	i2s2_2ch: i2s at fe420000 {
+		compatible = "rockchip,rk3568-i2s-tdm";
+		reg = <0x0 0xfe420000 0x0 0x1000>;
+		interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>;
+		assigned-clocks = <&cru CLK_I2S2_2CH_SRC>;
+		assigned-clock-rates = <1188000000>;
+		clocks = <&cru MCLK_I2S2_2CH>, <&cru MCLK_I2S2_2CH>, <&cru HCLK_I2S2_2CH>;
+		clock-names = "mclk_tx", "mclk_rx", "hclk";
+		dmas = <&dmac1 4>, <&dmac1 5>;
+		dma-names = "tx", "rx";
+		resets = <&cru SRST_M_I2S2_2CH>;
+		reset-names = "m";
+		rockchip,grf = <&grf>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&i2s2m0_sclktx
+				&i2s2m0_lrcktx
+				&i2s2m0_sdi
+				&i2s2m0_sdo>;
+		#sound-dai-cells = <0>;
+		status = "disabled";
+	};
+
 	i2s3_2ch: i2s at fe430000 {
 		compatible = "rockchip,rk3568-i2s-tdm";
 		reg = <0x0 0xfe430000 0x0 0x1000>;
-- 
2.25.1




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