arm64: dts: qcom: qcs404: add compatible fallback to mailbox

QCS404 mailbox is compatible with MSM8916.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230322174148.810938-10-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/qcs404.dtsi

@@ -1302,7 +1302,8 @@ intc: interrupt-controller@b000000 {
 		};
 
 		apcs_glb: mailbox@b011000 {
-			compatible = "qcom,qcs404-apcs-apps-global", "syscon";
+			compatible = "qcom,qcs404-apcs-apps-global",
+				     "qcom,msm8916-apcs-kpss-global", "syscon";
 			reg = <0x0b011000 0x1000>;
 			#mbox-cells = <1>;
 			clocks = <&apcs_hfpll>, <&gcc GCC_GPLL0_AO_OUT_MAIN>;