arm64: dts: renesas: condor/v3hsk: Mark SWDT as reserved

This watchdog can't be used with Linux because the firmware needs it on
R-Car V3H boards.  Sadly, it doesn't mark the node as reserved, so this
is added manually here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251215031318.2219-6-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/condor-common.dtsi b/arch/arm64/boot/dts/renesas/condor-common.dtsi
index 9fe9c722187d841efbccfa275f8c05046bb0ccd2..38d486e7b8c385cac015be0e32123534e265f5eb 100644 (file)
--- a/arch/arm64/boot/dts/renesas/condor-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/condor-common.dtsi
@@ -554,3 +554,8 @@
 &scif_clk {
        clock-frequency = <14745600>;
 };
+
+/* Firmware should reserve it but sadly doesn't */
+&swdt {
+       status = "reserved";
+};

diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
index 2da63b4daa0ace578e3631719c24b4b16b7e8c72..87a9bb44cad6c5688463389d607c79373b945ad1 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
@@ -289,3 +289,8 @@
 &scif_clk {
        clock-frequency = <14745600>;
 };
+
+/* Firmware should reserve it but sadly doesn't */
+&swdt {
+       status = "reserved";
+};