MLK-9723-4: ASoC: fsl_mqs: add mqs codec driver

Implement codec driver for mqs. mqs is a very simple IP. which support:

Word length: 16bit.
DAI format: Left-Justified, slave mode.

Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com>
(cherry picked from commit 9da6bdd2072b850e9bb910512123eff7d80a0e2f)

1 files changed, 22 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/sound/fsl,mqs.txt b/Documentation/devicetree/bindings/sound/fsl,mqs.txt
new file mode 100644
index 000000000000..7c288461e9ce
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/fsl,mqs.txt
@@ -0,0 +1,22 @@
+fsl,mqs audio CODEC
+
+Required properties:
+
+  - compatible : must contain one of "fsl,imx6sx-mqs" and "fsl,codec-mqs"
+
+  - clocks : a list of phandles + clock-specifiers, one for each entry in
+    clock-names
+
+  - clock-names : must contain "mclk"
+
+  - gpr : the gpr node.
+
+Example:
+
+mqs: mqs {
+	compatible = "fsl,imx6sx-mqs";
+	gpr = <&gpr>;
+	clocks = <&clks IMX6SX_CLK_SAI1>;
+	clock-names = "mclk";
+	status = "disabled";
+};