dt-bindings: soc: qcom: aoss: Add SC8180X and generic compatible

Add a generic compatible for all versions of the AOSS QMP to the
binding, in order to allow a single implementation for them and then add
a specific compatible for the Qualcomm SC8180x platform.
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210709174142.1274554-2-bjorn.andersson@linaro.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.txt

@@ -18,10 +18,13 @@ power-domains.
 	Definition: must be one of:
 		    "qcom,sc7180-aoss-qmp"
 		    "qcom,sc7280-aoss-qmp"
+		    "qcom,sc8180x-aoss-qmp"
 		    "qcom,sdm845-aoss-qmp"
 		    "qcom,sm8150-aoss-qmp"
 		    "qcom,sm8250-aoss-qmp"
 		    "qcom,sm8350-aoss-qmp"
+		    and:
+		    "qcom,aoss-qmp"
 
 - reg:
 	Usage: required
@@ -70,7 +73,7 @@ The following example represents the AOSS side-channel message RAM and the
 mechanism exposing the power-domains, as found in SDM845.
 
   aoss_qmp: qmp@c300000 {
-	  compatible = "qcom,sdm845-aoss-qmp";
+	  compatible = "qcom,sdm845-aoss-qmp", "qcom,aoss-qmp";
 	  reg = <0x0c300000 0x100000>;
 	  interrupts = <GIC_SPI 389 IRQ_TYPE_EDGE_RISING>;
 	  mboxes = <&apss_shared 0>;