arm64: dts: qcom: msm8916: Define CAMSS ports in core dtsi

Each CSIPHY in CAMMS maps to a port here in the dtsi, since the number of
CSIPHYs is fixed per SoC define the 8916 ports for both available PHYs.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230811234738.2859417-2-bryan.odonoghue@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/msm8916.dtsi

@@ -1712,6 +1712,14 @@ camss: camss@1b0ac00 {
 			ports {
 				#address-cells = <1>;
 				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+				};
+
+				port@1 {
+					reg = <1>;
+				};
 			};
 		};