Commit 3bd0788c authored by Adam Ford's avatar Adam Ford Committed by Shawn Guo
Browse files

arm64: dts: imx8mm: Add support for micfil 



The i.MX8M Mini 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.

This patch adds the micfil node.

Signed-off-by: default avatarAdam Ford <aford173@gmail.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent fa15cec9

arch/arm64/boot/dts/freescale/imx8mm.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -339,6 +339,25 @@ 
				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 IMX8MM_CLK_PDM_IPG>,

					 <&clk IMX8MM_CLK_PDM_ROOT>,

					 <&clk IMX8MM_AUDIO_PLL1_OUT>,

					 <&clk IMX8MM_AUDIO_PLL2_OUT>,

					 <&clk IMX8MM_CLK_EXT3>;

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

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

				dmas = <&sdma2 24 25 0x80000000>;

				dma-names = "rx";

				status = "disabled";

			};



			gpio1: gpio@30200000 {

				compatible = "fsl,imx8mm-gpio", "fsl,imx35-gpio";

				reg = <0x30200000 0x10000>;