arm64: dts: ti: k3-j784s4-mcu: Add the mcu domain watchdog instances

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@ti.com>
Link: https://lore.kernel.org/r/20231008044657.25788-6-j-keerthy@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

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 a7b5c4cb7d3e0e15e6602590e939819be8300c4c..adb5ea6b9732144130cdfbd2b9c54019cbe6a7a3 100644 (file)
--- 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";
+       };
 };