diff options
| author | Li Hua Qian <huaqian.li@siemens.com> | 2024-01-17 14:06:56 +0800 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-02-17 16:57:38 +0530 |
| commit | 14a65ea5fee71d716d246b8cc494a95bc9924306 (patch) | |
| tree | b6d0ca7d3d2d4015d2ede35ae02f671e6714376a /arch/arm64/boot/dts/ti | |
| parent | 2f277dbe1a4ac40b1157ba3b2914d39f4040bbed (diff) | |
arm64: dts: ti: Add reserved memory for watchdog
This patch adds a reserved memory for the TI AM65X platform watchdog
to reserve the specific info, triggering the watchdog reset in last
boot, to know if the board reboot is due to a watchdog reset.
Signed-off-by: Li Hua Qian <huaqian.li@siemens.com>
Link: https://lore.kernel.org/r/20240117060654.109424-1-huaqian.li@siemens.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi index bb6b6db12bce..ef34b851e178 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi @@ -76,6 +76,12 @@ alignment = <0x1000>; no-map; }; + + /* To reserve the power-on(PON) reason for watchdog reset */ + wdt_reset_memory_region: wdt-memory@a2200000 { + reg = <0x00 0xa2200000 0x00 0x1000>; + no-map; + }; }; leds { @@ -608,6 +614,10 @@ mboxes = <&mailbox0_cluster1 &mbox_mcu_r5fss0_core1>; }; +&mcu_rti1 { + memory-region = <&wdt_reset_memory_region>; +}; + &icssg0_mdio { status = "okay"; pinctrl-names = "default"; |