Commit cca69ef6 authored by Adam Ford's avatar Adam Ford Committed by Shawn Guo
Browse files

arm64: dts: imx8mn: Add support for micfil 



The i.MX8M Nano has supports the MICFIL digital interface.
It's a 16-bit audio signal from a PDM microphone bitstream.
The driver is already in the kernel, but the node is missing.

Add the micfil node.

Signed-off-by: default avatarAdam Ford <aford173@gmail.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 9e986006

arch/arm64/boot/dts/freescale/imx8mn.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -318,6 +318,25 @@ 
					status = "disabled";

				};



				micfil: audio-controller@30080000 {

					compatible = "fsl,imx8mm-micfil";

					reg = <0x30080000 0x10000>;

					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 = <&clk IMX8MN_CLK_PDM_IPG>,

						 <&clk IMX8MN_CLK_PDM_ROOT>,

						 <&clk IMX8MN_AUDIO_PLL1_OUT>,

						 <&clk IMX8MN_AUDIO_PLL2_OUT>,

						 <&clk IMX8MN_CLK_EXT3>;

					clock-names = "ipg_clk", "ipg_clk_app",

						      "pll8k", "pll11k", "clkext3";

					dmas = <&sdma2 24 25 0x80000000>;

					dma-names = "rx";

					status = "disabled";

				};



				sai7: sai@300b0000 {

					compatible = "fsl,imx8mm-sai", "fsl,imx8mq-sai";

					reg = <0x300b0000 0x10000>;