arm64: dts: qcom: sc7180: Add wakeup parent for TLMM

Specify wakeup parent irqchip for sc7180 TLMM.
Reviewed-by: Lina Iyer <ilina@codeaurora.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Link: https://lore.kernel.org/r/1572419178-5750-3-git-send-email-mkshah@codeaurora.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sc7180.dtsi

@@ -654,6 +654,7 @@ tlmm: pinctrl@3500000 {
 			interrupt-controller;
 			#interrupt-cells = <2>;
 			gpio-ranges = <&tlmm 0 0 120>;
+			wakeup-parent = <&pdc>;
 
 			qspi_clk: qspi-clk {
 				pinmux {