arm64: dts: qcom: sc7280: Don't disable MDP explicitly

MDSS and all its subdevices are useless without DPU/MDP, so disabling
MDP doesn't make any sense. Remove explicit disabling of the DPU device.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230531011623.3808538-2-dmitry.baryshkov@linaro.org

arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi

@@ -467,10 +467,6 @@ ap_i2c_tpm: &i2c14 {
 	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000>;
 };
 
-&mdss_mdp {
-	status = "okay";
-};
-
 /* NVMe drive, enabled on a per-board basis */
 &pcie1 {
 	pinctrl-names = "default";

arch/arm64/boot/dts/qcom/sc7280.dtsi

@@ -3872,8 +3872,6 @@
 				interrupt-parent = <&mdss>;
 				interrupts = <0>;
 
-				status = "disabled";
-
 				ports {
 					#address-cells = <1>;
 					#size-cells = <0>;