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

Alex Bee
2023-08-29T17:19:38Z

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(+)

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>;
--
2.42.0