arm64: dts: Add dt fragment to enable watchdog

Tegra234 TKE Timers supports WDT to allow system to recover from
hang/crash.

Add device-tree fragment to enable Tegra TKE WDT for Tegra234 chips.

Change-Id: I1ab265acbbf89832cf2132cda7c70ac428acbbb7
Signed-off-by: Kartik <kkartik@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2755818
Reviewed-by: Akhil R <akhilrajeev@nvidia.com>
Reviewed-by: Bitan Biswas <bbiswas@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Kartik
2022-08-30 10:32:14 +00:00
committed by mobile promotions
parent dfefaaf4c3
commit 417e8e2a69

View File

@@ -17,6 +17,21 @@
fragment-t234@0 {
target-path = "/bus@0";
__overlay__ {
watchdog@2190000 {
compatible = "nvidia,tegra-wdt-t234";
reg = <0x02190000 0x10000>, /* WDT0 */
<0x02090000 0x10000>, /* TMR0 */
<0x02080000 0x10000>; /* TKE */
interrupts = <7 0x4 8 0x4>; /* TKE shared int */
nvidia,watchdog-index = <0>;
nvidia,timer-index = <7>;
nvidia,enable-on-init;
nvidia,extend-watchdog-suspend;
timeout-sec = <120>;
nvidia,disable-debug-reset;
status = "okay";
};
gpcdma: gpcdma@2600000 {
compatible = "nvidia,tegra234-gpcdma";
reg = <0x2600000 0x210000>;