[PATCH V2 3/3] arm64: dts: imx8mp: Add micfil node
From: Adam Ford
Date: Sat Aug 26 2023 - 22:38:17 EST
The i.MX8MP has a micfil controller which is used for interfacing
with a pulse density microphone. Add the node and mark it as
disabled by default.
Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
---
V2: No Change
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 79cdd4c066c8..b44851a2f579 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1473,6 +1473,27 @@ easrc: easrc@30c90000 {
fsl,asrc-format = <2>;
status = "disabled";
};
+
+ micfil: audio-controller@30ca0000 {
+ compatible = "fsl,imx8mp-micfil";
+ reg = <0x30ca0000 0x10000>;
+ #sound-dai-cells = <0>;
+ interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_PDM_IPG>,
+ <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_PDM_ROOT>,
+ <&clk IMX8MP_AUDIO_PLL1_OUT>,
+ <&clk IMX8MP_AUDIO_PLL2_OUT>,
+ <&clk IMX8MP_CLK_EXT3>;
+ clock-names = "ipg_clk", "ipg_clk_app",
+ "pll8k", "pll11k", "clkext3";
+ dmas = <&sdma2 24 25 0x80000000>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
};
sdma3: dma-controller@30e00000 {
--
2.39.2