arm64: dts: ti: k3-am62a-phycore-som: Reserve main_rti4 for C7x DSP

The main rti4 watchdog timer is used by the C7x DSP, so reserve the
timer in the linux device tree.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Reviewed-by: Judith Mendez <jm@ti.com>
Link: https://lore.kernel.org/r/20250507070008.1231611-4-d.schultz@phytec.de
Signed-off-by: Nishanth Menon <nm@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
index a39efcbeebffb33060c257ede6e190ed061aa427..7554ab2368e5a8fde9f2e7ac1207d5251469c85a 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
@@ -379,6 +379,11 @@
        bootph-all;
 };
 
+/* main_rti4 is used by C7x DSP */
+&main_rti4 {
+       status = "reserved";
+};
+
 &mcu_r5fss0 {
        status = "okay";
 };