boards: sifli: sf32lb52_devkit_lcd: enable spi1

Enable spi1 on sf32lb52_devkit_lcd board

Signed-off-by: Qingsong Gou <[email protected]>

Author: ck-telecom

boards/sifli/sf32lb52_devkit_lcd/sf32lb52_devkit_lcd-pinctrl.dtsi

@@ -24,4 +24,19 @@
 			input-enable;
 		};
 	};
+
+	spi1_default: spi1_default {
+		group1 {
+			pinmux = <PA24_SPI1_DIO>, <PA28_SPI1_CLK>, <PA29_SPI1_CS>;
+			input-enable;
+			input-schmitt-enable;
+		};
+
+		group2 {
+			pinmux = <PA25_SPI1_DI>;
+			input-enable;
+			input-schmitt-enable;
+			bias-pull-down;
+		};
+	};
 };

boards/sifli/sf32lb52_devkit_lcd/sf32lb52_devkit_lcd.dts

@@ -169,3 +169,9 @@ temp_sensor: &tsen {
 &mailbox {
 	status = "okay";
 };
+
+&spi1 {
+	status = "okay";
+	pinctrl-0 = <&spi1_default>;
+	pinctrl-names = "default";
+};