rk356x contains a PDM microphone controller which is compatible with the
existing rockchip,pdm binding. Add its node.
Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk356x.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index a68033a23975..f2f3cdeab0aa 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -651,6 +651,27 @@ &i2s1m0_sdo0 &i2s1m0_sdo1
status = "disabled";
};
+ pdm: pdm@fe440000 {
+ compatible = "rockchip,rk3568-pdm";
+ reg = <0x0 0xfe440000 0x0 0x1000>;
+ interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru MCLK_PDM>, <&cru HCLK_PDM>;
+ clock-names = "pdm_clk", "pdm_hclk";
+ dmas = <&dmac1 9>;
+ dma-names = "rx";
+ resets = <&cru SRST_M_PDM>;
+ reset-names = "pdm-m";
+ pinctrl-0 = <&pdmm0_clk
+ &pdmm0_clk1
+ &pdmm0_sdi0
+ &pdmm0_sdi1
+ &pdmm0_sdi2
+ &pdmm0_sdi3>;
+ pinctrl-names = "default";
+ #sound-dai-cells = <0>;
+ status = "disabled";
+ };
+
dmac0: dmac@fe530000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x0 0xfe530000 0x0 0x4000>;
--
2.33.1
