soc: riscv: esp32c3: dts: uart node refactoring

Glauber Maroto Ferreira · cfriedt · commit dd04a328cfcb · 2021-12-09T19:57:10.000-05:00
Not all boards use the same UART's defaults properties.

This commit updates device tree declarations by deferring
specific definitions to the board's DTS.

Signed-off-by: Glauber Maroto Ferreira &lt;glauber.ferreira@espressif.com&gt;
diff --git a/boards/riscv/esp32c3_devkitm/esp32c3_devkitm.dts b/boards/riscv/esp32c3_devkitm/esp32c3_devkitm.dts
@@ -40,8 +40,8 @@
 &uart0 {
 	status = "okay";
 	current-speed = <115200>;
-	tx-pin = <2>;
-	rx-pin = <3>;
+	tx-pin = <21>;
+	rx-pin = <20>;
 };
 
 &i2c0 {
diff --git a/dts/riscv/espressif/esp32c3.dtsi b/dts/riscv/espressif/esp32c3.dtsi
@@ -116,13 +116,10 @@
 			compatible = "espressif,esp32-uart";
 			reg = <0x60000000 0x400>;
 			label = "UART_0";
+			status = "disabled";
 			interrupts = <UART0_INTR_SOURCE>;
 			interrupt-parent = <&intc>;
 			clocks = <&rtc ESP32_UART0_MODULE>;
-			current-speed = <115200>;
-			status = "okay";
-			tx-pin = <21>;
-			rx-pin = <20>;
 		};
 
 		uart1: uart@60010000 {
