ARM: dts: stm32: DT sync with kernel v6.0-rc4 for MCU's boards

Device tree alignment with kernel v6.0-rc4.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts
index 03cfbd7..6f93fc7 100644
--- a/arch/arm/dts/stm32f769-disco.dts
+++ b/arch/arm/dts/stm32f769-disco.dts
@@ -39,12 +39,10 @@
 		};
 	};
 
-	gpio_keys {
+	gpio-keys {
 		compatible = "gpio-keys";
-		#address-cells = <1>;
-		#size-cells = <0>;
 		autorepeat;
-		button@0 {
+		button-0 {
 			label = "User";
 			linux,code = <KEY_HOME>;
 			gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
@@ -103,6 +101,18 @@
 	bus-width = <4>;
 };
 
+&timers5 {
+	/* Override timer5 to act as clockevent */
+	compatible = "st,stm32-timer";
+	interrupts = <50>;
+	status = "okay";
+	/delete-property/#address-cells;
+	/delete-property/#size-cells;
+	/delete-property/clock-names;
+	/delete-node/pwm;
+	/delete-node/timer@4;
+};
+
 &usart1 {
 	pinctrl-0 = <&usart1_pins_a>;
 	pinctrl-names = "default";