[PATCH 2/2] ARM: dts: sun8i: r40: Add I2S nodes

From: Jernej Skrabec
Date: Sun Sep 12 2021 - 03:29:50 EST


Allwinner R40 has 3 I2S controllers, compatible to those in H3. First
two are routed to pins, while third is used internally for HDMI audio.

Add nodes for all 3 I2S controllers.

Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxxx>
---
arch/arm/boot/dts/sun8i-r40.dtsi | 39 ++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 291f4784e86c..1d87fc0c24ee 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -736,6 +736,45 @@ ir1: ir@1c21c00 {
status = "disabled";
};

+ i2s0: i2s@1c22000 {
+ #sound-dai-cells = <0>;
+ compatible = "allwinner,sun8i-r40-i2s",
+ "allwinner,sun8i-h3-i2s";
+ reg = <0x01c22000 0x400>;
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_I2S0>, <&ccu CLK_I2S0>;
+ clock-names = "apb", "mod";
+ resets = <&ccu RST_BUS_I2S0>;
+ dmas = <&dma 3>, <&dma 3>;
+ dma-names = "rx", "tx";
+ };
+
+ i2s1: i2s@1c22400 {
+ #sound-dai-cells = <0>;
+ compatible = "allwinner,sun8i-r40-i2s",
+ "allwinner,sun8i-h3-i2s";
+ reg = <0x01c22400 0x400>;
+ interrupts = <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_I2S1>, <&ccu CLK_I2S1>;
+ clock-names = "apb", "mod";
+ resets = <&ccu RST_BUS_I2S1>;
+ dmas = <&dma 4>, <&dma 4>;
+ dma-names = "rx", "tx";
+ };
+
+ i2s2: i2s@1c22800 {
+ #sound-dai-cells = <0>;
+ compatible = "allwinner,sun8i-r40-i2s",
+ "allwinner,sun8i-h3-i2s";
+ reg = <0x01c22800 0x400>;
+ interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_I2S2>, <&ccu CLK_I2S2>;
+ clock-names = "apb", "mod";
+ resets = <&ccu RST_BUS_I2S2>;
+ dmas = <&dma 6>, <&dma 6>;
+ dma-names = "rx", "tx";
+ };
+
ths: thermal-sensor@1c24c00 {
compatible = "allwinner,sun8i-r40-ths";
reg = <0x01c24c00 0x100>;
--
2.33.0