[PATCH V3 1/3] arm64: dts: imx8mp: Add easrc node

Adam Ford
2023-08-31T04:45:17Z

The i.MX8MP has an asynchronous sample rate converter which seems
to be the same as what is available on the i.MX8M Nano.

Signed-off-by: Adam Ford <aford173@gmail.com>
---
V3: No Change. The dt-binding update was already accepted into the sound tree, so that patch
was dropped from the series

V2: No Change.
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 83d907294fbc..3167706d81e1 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1459,6 +1459,26 @@ sai7: sai@30c80000 {
interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
+
+ easrc: easrc@30c90000 {
+ compatible = "fsl,imx8mp-easrc", "fsl,imx8mn-easrc";
+ reg = <0x30c90000 0x10000>;
+ interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_ASRC_IPG>;
+ clock-names = "mem";
+ dmas = <&sdma2 16 23 0> , <&sdma2 17 23 0>,
+ <&sdma2 18 23 0> , <&sdma2 19 23 0>,
+ <&sdma2 20 23 0> , <&sdma2 21 23 0>,
+ <&sdma2 22 23 0> , <&sdma2 23 23 0>;
+ dma-names = "ctx0_rx", "ctx0_tx",
+ "ctx1_rx", "ctx1_tx",
+ "ctx2_rx", "ctx2_tx",
+ "ctx3_rx", "ctx3_tx";
+ firmware-name = "imx/easrc/easrc-imx8mn.bin";
+ fsl,asrc-rate = <8000>;
+ fsl,asrc-format = <2>;
+ status = "disabled";
+ };
};

sdma3: dma-controller@30e00000 {
--
2.39.2