There are totally 2 instances of watchdog module in MCU domain. These instances are coupled with the MCU domain R5F instances. Disabling them as they are not used by Linux. Signed-off-by: Keerthy <j-keerthy@xxxxxx> --- .../boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi index a7b5c4cb7d3e..809a0b1cf038 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi @@ -714,4 +714,28 @@ ti,esm-pins = <63>; bootph-pre-ram; }; + + /* + * The 2 RTI instances are couple with MCU R5Fs so keeping them + * disabled as these will be used by their respective firmware + */ + mcu_watchdog0: watchdog@40600000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x40600000 0x00 0x100>; + clocks = <&k3_clks 367 1>; + power-domains = <&k3_pds 367 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 367 0>; + assigned-clock-parents = <&k3_clks 367 4>; + status = "disabled"; + }; + + mcu_watchdog1: watchdog@40610000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x40610000 0x00 0x100>; + clocks = <&k3_clks 368 1>; + power-domains = <&k3_pds 368 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 368 0>; + assigned-clock-parents = <&k3_clks 368 4>; + status = "disabled"; + }; }; -- 2.17.1