boards: arm: s32z270dc2_r52: enable watchdog support

Enable RTU.SWT (Real-Time Unit.Software Watchdog Timer) instances on s32z270dc2_r52 boards. Module clock frequency is fixed to 48 Mhz. Signed-off-by: Quang Bui Trong <quang.buitrong@nxp.com>
2022-11-10 21:39:14 +07:00 · 2022-11-10 21:39:14 +07:00 · e63d1389a9
commit e63d1389a9
parent 17d86aed80
5 changed files with 93 additions and 2 deletions
--- a/boards/arm/s32z270dc2_r52/s32z270dc2_r52.dtsi
+++ b/boards/arm/s32z270dc2_r52/s32z270dc2_r52.dtsi
@ -68,3 +68,24 @@
 &stm3 {
 	clock-frequency = <133333333>;
 };
+
+&swt0 {
+	clock-frequency = <48000000>;
+	status = "okay";
+};
+
+&swt1 {
+	clock-frequency = <48000000>;
+};
+
+&swt2 {
+	clock-frequency = <48000000>;
+};
+
+&swt3 {
+	clock-frequency = <48000000>;
+};
+
+&swt4 {
+	clock-frequency = <48000000>;
+};
--- a/boards/arm/s32z270dc2_r52/s32z270dc2_rtu0_r52.yaml
+++ b/boards/arm/s32z270dc2_r52/s32z270dc2_rtu0_r52.yaml
@ -11,3 +11,4 @@ toolchain:
 supported:
  - uart
  - gpio
+  - watchdog
--- a/boards/arm/s32z270dc2_r52/s32z270dc2_rtu1_r52.yaml
+++ b/boards/arm/s32z270dc2_r52/s32z270dc2_rtu1_r52.yaml
@ -11,3 +11,4 @@ toolchain:
 supported:
  - uart
  - gpio
+  - watchdog