Squashed 'dts/upstream/' content from commit aaba2d45dc2a

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diff --git a/Bindings/sound/mt8183-da7219-max98357.txt b/Bindings/sound/mt8183-da7219-max98357.txt
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+MT8183 with MT6358, DA7219, MAX98357, and RT1015 CODECS
+
+Required properties:
+- compatible : "mediatek,mt8183_da7219_max98357" for MAX98357A codec
+               "mediatek,mt8183_da7219_rt1015" for RT1015 codec
+               "mediatek,mt8183_da7219_rt1015p" for RT1015P codec
+- mediatek,headset-codec: the phandles of da7219 codecs
+- mediatek,platform: the phandle of MT8183 ASoC platform
+
+Optional properties:
+- mediatek,hdmi-codec: the phandles of HDMI codec
+
+Example:
+
+	sound {
+		compatible = "mediatek,mt8183_da7219_max98357";
+		mediatek,headset-codec = <&da7219>;
+		mediatek,hdmi-codec = <&it6505dptx>;
+		mediatek,platform = <&afe>;
+	};
+