Add the DT binding documentation for NXP MQS driver
Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
Changes in v2
-refine the comments for properties
.../devicetree/bindings/sound/fsl,mqs.txt | 36 +++++++++++++++++++
1 file changed, 36 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/fsl,mqs.txt
diff --git a/Documentation/devicetree/bindings/sound/fsl,mqs.txt b/Documentation/devicetree/bindings/sound/fsl,mqs.txt
new file mode 100644
index 000000000000..40353fc30255
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/fsl,mqs.txt
@@ -0,0 +1,36 @@
+fsl,mqs audio CODEC
+
+Required properties:
+ - compatible : Must contain one of "fsl,imx6sx-mqs", "fsl,codec-mqs"
+ "fsl,imx8qm-mqs", "fsl,imx8qxp-mqs".
+ - clocks : A list of phandles + clock-specifiers, one for each entry in
+ clock-names
+ - clock-names : "mclk" - must required.
+ "core" - required if compatible is "fsl,imx8qm-mqs", it
+ is for register access.
+ - gpr : A phandle of General Purpose Registers in IOMUX Controller.
+ Required if compatible is "fsl,imx6sx-mqs".
+
+Required if compatible is "fsl,imx8qm-mqs":
+ - power-domains: A phandle of PM domain provider node.
+ - reg: Offset and length of the register set for the device.
+
+Example:
+
+mqs: mqs {
+ compatible = "fsl,imx6sx-mqs";
+ gpr = <&gpr>;
+ clocks = <&clks IMX6SX_CLK_SAI1>;
+ clock-names = "mclk";
+ status = "disabled";
+};
+
+mqs: mqs@59850000 {
+ compatible = "fsl,imx8qm-mqs";
+ reg = <0x59850000 0x10000>;
+ clocks = <&clk IMX8QM_AUD_MQS_IPG>,
+ <&clk IMX8QM_AUD_MQS_HMCLK>;
+ clock-names = "core", "mclk";
+ power-domains = <&pd_mqs0>;
+ status = "disabled";
+};
--
2.21.0
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