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 | 26 +++++++++++++++++++
1 file changed, 26 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..adb5ea6b9732 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 +714,30 @@
ti,esm-pins = <63>;
bootph-pre-ram;
};
+
+ /*
+ * The 2 RTI instances are couple with MCU R5Fs so keeping them
+ * reserved 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>;
+ /* reserved for MCU_R5F0_0 */
+ status = "reserved";
+ };
+
+ 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>;
+ /* reserved for MCU_R5F0_1 */
+ status = "reserved";
+ };
};
--
2.17.1
