boards: silabs: xg23_rb4210a: added ls013b7dh03 display

Added the ls013b7dh03 display to the silabs xg23_rb4210a board

Signed-off-by: Yishai Jaffe <[email protected]>

Author: yishai1999

boards/silabs/radio_boards/xg23_rb4210a/doc/index.rst

@@ -22,6 +22,7 @@ Hardware
 - Operation frequency: 868-915 MHz
 - Crystals for LFXO (32.768 kHz) and HFXO (39 MHz).
 - Silicon Labs Si7021 relative humidity and temperature sensor
+- Low-power 128x128 pixel Memory LCD
 
 For more information about the EFR32ZG23 SoC and BRD4210A board, refer to these
 documents:
@@ -88,11 +89,19 @@ means Pin number 2 on PORTA, as used in the board's datasheets and manuals.
 +-------+-------------+-------------------------------------+
 | PB3   | GPIO        | Push Button 1                       |
 +-------+-------------+-------------------------------------+
+| PC1   | EUSART1_TX  | Display SPI MOSI                    |
++-------+-------------+-------------------------------------+
+| PC3   | EUSART1_CLK | Display SPI Clock                   |
++-------+-------------+-------------------------------------+
 | PC5   | I2C0_SCL    | Si7021 I2C Clock                    |
 +-------+-------------+-------------------------------------+
+| PC6   | GPIO        | Display COM Inversion               |
++-------+-------------+-------------------------------------+
 | PC7   | I2C0_SDA    | Si7021 I2C Data                     |
 +-------+-------------+-------------------------------------+
-| PC9   | GPIO        | Si7021 Enable                       |
+| PC8   | GPIO        | Display SPI Chip Select             |
++-------+-------------+-------------------------------------+
+| PC9   | GPIO        | Display/Si7021 Enable               |
 +-------+-------------+-------------------------------------+
 | PD3   | GPIO        | LED1                                |
 +-------+-------------+-------------------------------------+

boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a-pinctrl.dtsi

@@ -20,6 +20,14 @@
 		};
 	};
 
+	eusart1_default: eusart1_default {
+		group0 {
+			pins = <EUSART1_TX_PC1>, <EUSART1_SCLK_PC3>;
+			drive-push-pull;
+			output-high;
+		};
+	};
+
 	i2c0_default: i2c0_default {
 		group0 {
 			pins = <I2C0_SCL_PC5>, <I2C0_SDA_PC7>;

boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a.dts

@@ -21,6 +21,7 @@
 		zephyr,sram = &sram0;
 		zephyr,flash = &flash0;
 		zephyr,code-partition = &slot0_partition;
+		zephyr,display = &ls0xx_ls013b7dh03;
 	};
 
 	aliases {
@@ -124,6 +125,26 @@
 	status = "okay";
 };
 
+&eusart1 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-0 = <&eusart1_default>;
+	pinctrl-names = "default";
+	cs-gpios = <&gpioc 8 GPIO_ACTIVE_HIGH>;
+
+	ls0xx_ls013b7dh03: ls0xx@0 {
+		compatible = "sharp,ls0xx";
+		spi-max-frequency = <DT_FREQ_K(1100)>;
+		reg = <0>;
+		width = <128>;
+		height = <128>;
+		extcomin-gpios = <&gpioc 6 GPIO_ACTIVE_HIGH>;
+		extcomin-frequency = <60>;
+		disp-en-gpios = <&gpioc 9 GPIO_ACTIVE_HIGH>;
+	};
+};
+
 &i2c0 {
 	pinctrl-0 = <&i2c0_default>;
 	pinctrl-names = "default";