arm64: dts: qcom: pm8150: specify reboot mode magics

Specify recovery and bootloader magic values to be programmed by the
qcom-pon driver. This allows the bootloader to handle
reboot-to-bootloader functionality.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210916151341.1797512-2-dmitry.baryshkov@linaro.org

arch/arm64/boot/dts/qcom/pm8150.dtsi

@@ -50,6 +50,8 @@ pm8150_0: pmic@0 {
 		pon: power-on@800 {
 			compatible = "qcom,pm8998-pon";
 			reg = <0x0800>;
+			mode-bootloader = <0x2>;
+			mode-recovery = <0x1>;
 
 			pon_pwrkey: pwrkey {
 				compatible = "qcom,pm8941-pwrkey";