diff mbox series

[3/3] arm64: dts: imx8mp: Add micfil node

Message ID 20230820175655.206723-3-aford173@gmail.com (mailing list archive)
State New, archived
Headers show
Series [1/3] ASoC: dt-bindings: fsl_easrc: Add support for imx8mp-easrc | expand

Commit Message

Adam Ford Aug. 20, 2023, 5:56 p.m. UTC 
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@gmail.com>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 3167706d81e1..a6f5b8526698 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1479,6 +1479,27 @@  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 {