arm64: tegra: Make the RTC a wakeup source on Jetson Nano and TX1

The RTC found on the MAX77620 PMIC can be used as a wakeup source on
Jetson Nano and TX1, which is useful to wake the system from suspend
at a given time.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
index f87d243..cc6ed45 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
@@ -38,7 +38,8 @@
                pmic: pmic@3c {
                        compatible = "maxim,max77620";
                        reg = <0x3c>;
-                       interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-parent = <&tegra_pmc>;
+                       interrupts = <51 IRQ_TYPE_LEVEL_LOW>;
 
                        #interrupt-cells = <2>;
                        interrupt-controller;

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
index 374ce58..9bc52fd 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
@@ -149,7 +149,8 @@
                pmic: pmic@3c {
                        compatible = "maxim,max77620";
                        reg = <0x3c>;
-                       interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-parent = <&tegra_pmc>;
+                       interrupts = <51 IRQ_TYPE_LEVEL_LOW>;
 
                        #interrupt-cells = <2>;
                        interrupt-controller;