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[24/31] ARM: dts: rockchip: Add 8-channel I2S for RK3128

Message ID 20230829171647.187787-25-knaerzche@gmail.com
State Changes Requested
Headers show
Series Fix and improve Rockchip RK3128 support | expand

Commit Message

Alex Bee Aug. 29, 2023, 5:16 p.m. UTC 
RK3128 has a second I2S block with 8 playback channels.
It's internally hard-wired to the HDMI-TX, thus only usable with it.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
---
 arch/arm/boot/dts/rockchip/rk3128.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index 4c5c9728179e..2339232ae2d7 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -7,6 +7,20 @@ 
 / {
 	compatible = "rockchip,rk3128";
 
+	i2s_8ch: i2s@10200000 {
+		compatible = "rockchip,rk3128-i2s", "rockchip,rk3066-i2s";
+		reg = <0x10200000 0x1000>;
+		interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru SCLK_I2S0>, <&cru HCLK_I2S_8CH>;
+		clock-names = "i2s_clk", "i2s_hclk";
+		dmas = <&pdma 14>, <&pdma 15>;
+		dma-names = "tx", "rx";
+		rockchip,playback-channels = <8>;
+		rockchip,capture-channels = <2>;
+		#sound-dai-cells = <0>;
+		status = "disabled";
+	};
+
 	i2c3: i2c@2005e000 {
 		compatible = "rockchip,rk3128-i2c", "rockchip,rk3288-i2c";
 		reg = <0x2005e000 0x1000>;