boards: silabs: Add I2C node

ArunmaniAlagarsamy2710 · nashif · commit 78150c8e1b2c · 2024-04-25T18:07:48.000-04:00
Add i2c pincntrl to silabs boards that supports pinctrl api.

Signed-off-by: Arunmani Alagarsamy &lt;arunmani.a@capgemini.com&gt;
diff --git a/boards/silabs/efm32gg_sltb009a/efm32gg_sltb009a-pinctrl.dtsi b/boards/silabs/efm32gg_sltb009a/efm32gg_sltb009a-pinctrl.dtsi
@@ -16,4 +16,22 @@
 				<GECKO_LOC(UART_RX, 6)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 0)>,
+				<GECKO_PSEL(I2C_SCL, C, 1)>,
+				<GECKO_LOC(I2C_SDA, 4)>,
+				<GECKO_LOC(I2C_SCL, 4)>;
+		};
+	};
+
+	i2c1_default: i2c1_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 4)>,
+				<GECKO_PSEL(I2C_SCL, C, 5)>,
+				<GECKO_LOC(I2C_SDA, 0)>,
+				<GECKO_LOC(I2C_SCL, 0)>;
+		};
+	};
 };
diff --git a/boards/silabs/efm32gg_sltb009a/efm32gg_sltb009a.dts b/boards/silabs/efm32gg_sltb009a/efm32gg_sltb009a.dts
@@ -78,14 +78,14 @@
 };
 
 &i2c0 {
-	location-sda = <GECKO_LOCATION(4) GECKO_PORT_C GECKO_PIN(0)>;
-	location-scl = <GECKO_LOCATION(4) GECKO_PORT_C GECKO_PIN(1)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
 &i2c1 {
-	location-sda = <GECKO_LOCATION(0) GECKO_PORT_C GECKO_PIN(4)>;
-	location-scl = <GECKO_LOCATION(0) GECKO_PORT_C GECKO_PIN(5)>;
+	pinctrl-0 = <&i2c1_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
diff --git a/boards/silabs/efm32gg_slwstk6121a/efm32gg_slwstk6121a-pinctrl.dtsi b/boards/silabs/efm32gg_slwstk6121a/efm32gg_slwstk6121a-pinctrl.dtsi
@@ -16,4 +16,22 @@
 				<GECKO_LOC(UART_RX, 0)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, A, 0)>,
+				<GECKO_PSEL(I2C_SCL, A, 1)>,
+				<GECKO_LOC(I2C_SDA, 4)>,
+				<GECKO_LOC(I2C_SCL, 4)>;
+		};
+	};
+
+	i2c1_default: i2c1_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, B, 11)>,
+				<GECKO_PSEL(I2C_SCL, B, 12)>,
+				<GECKO_LOC(I2C_SDA, 1)>,
+				<GECKO_LOC(I2C_SCL, 1)>;
+		};
+	};
 };
diff --git a/boards/silabs/efm32gg_slwstk6121a/efm32gg_slwstk6121a.dts b/boards/silabs/efm32gg_slwstk6121a/efm32gg_slwstk6121a.dts
@@ -72,15 +72,15 @@
  * to work properly.
  */
 &i2c0 {
-	location-sda = <GECKO_LOCATION(4) GECKO_PORT_A GECKO_PIN(0)>;
-	location-scl = <GECKO_LOCATION(4) GECKO_PORT_A GECKO_PIN(1)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
 /* Connected to Si7021 sensor on WSTK */
 &i2c1 {
-	location-sda = <GECKO_LOCATION(1) GECKO_PORT_B GECKO_PIN(11)>;
-	location-scl = <GECKO_LOCATION(1) GECKO_PORT_B GECKO_PIN(12)>;
+	pinctrl-0 = <&i2c1_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
diff --git a/boards/silabs/efm32gg_stk3701a/efm32gg_stk3701a-pinctrl.dtsi b/boards/silabs/efm32gg_stk3701a/efm32gg_stk3701a-pinctrl.dtsi
@@ -25,4 +25,22 @@
 				<GECKO_LOC(UART_RX, 4)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 0)>,
+				<GECKO_PSEL(I2C_SCL, C, 1)>,
+				<GECKO_LOC(I2C_SDA, 4)>,
+				<GECKO_LOC(I2C_SCL, 4)>;
+		};
+	};
+
+	i2c1_default: i2c1_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 4)>,
+				<GECKO_PSEL(I2C_SCL, C, 5)>,
+				<GECKO_LOC(I2C_SDA, 0)>,
+				<GECKO_LOC(I2C_SCL, 0)>;
+		};
+	};
 };
diff --git a/boards/silabs/efm32gg_stk3701a/efm32gg_stk3701a.dts b/boards/silabs/efm32gg_stk3701a/efm32gg_stk3701a.dts
@@ -81,14 +81,14 @@
 };
 
 &i2c0 {
-	location-sda = <GECKO_LOCATION(4) GECKO_PORT_C GECKO_PIN(0)>;
-	location-scl = <GECKO_LOCATION(4) GECKO_PORT_C GECKO_PIN(1)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
 &i2c1 {
-	location-sda = <GECKO_LOCATION(0) GECKO_PORT_C GECKO_PIN(4)>;
-	location-scl = <GECKO_LOCATION(0) GECKO_PORT_C GECKO_PIN(5)>;
+	pinctrl-0 = <&i2c1_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
diff --git a/boards/silabs/efm32pg_stk3401a/efm32pg_stk3401a-pinctrl.dtsi b/boards/silabs/efm32pg_stk3401a/efm32pg_stk3401a-pinctrl.dtsi
@@ -16,4 +16,13 @@
 				<GECKO_LOC(UART_RX, 1)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 10)>,
+				<GECKO_PSEL(I2C_SCL, C, 11)>,
+				<GECKO_LOC(I2C_SDA, 15)>,
+				<GECKO_LOC(I2C_SCL, 15)>;
+		};
+	};
 };
diff --git a/boards/silabs/efm32pg_stk3401a/efm32pg_stk3401a_common.dtsi b/boards/silabs/efm32pg_stk3401a/efm32pg_stk3401a_common.dtsi
@@ -74,8 +74,8 @@
 };
 
 &i2c0 {
-	location-sda = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(10)>;
-	location-scl = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(11)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
diff --git a/boards/silabs/efm32pg_stk3402a/efm32pg_stk3402a-pinctrl.dtsi b/boards/silabs/efm32pg_stk3402a/efm32pg_stk3402a-pinctrl.dtsi
@@ -16,4 +16,13 @@
 				<GECKO_LOC(UART_RX, 0)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 10)>,
+				<GECKO_PSEL(I2C_SCL, C, 11)>,
+				<GECKO_LOC(I2C_SDA, 15)>,
+				<GECKO_LOC(I2C_SCL, 15)>;
+		};
+	};
 };
diff --git a/boards/silabs/efm32pg_stk3402a/efm32pg_stk3402a_common.dtsi b/boards/silabs/efm32pg_stk3402a/efm32pg_stk3402a_common.dtsi
@@ -85,8 +85,8 @@
 };
 
 &i2c0 {
-	location-sda = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(10)>;
-	location-scl = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(11)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
diff --git a/boards/silabs/efr32_radio/efr32_radio_efr32mg12p432f1024gl125.dts b/boards/silabs/efr32_radio/efr32_radio_efr32mg12p432f1024gl125.dts
@@ -62,9 +62,32 @@
 	};
 };
 
+&pinctrl {
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 11)>,
+				<GECKO_PSEL(I2C_SCL, C, 10)>,
+				<GECKO_LOC(I2C_SDA, 16)>,
+				<GECKO_LOC(I2C_SCL, 14)>;
+		};
+	};
+};
+
 &usart0 {
 	current-speed = <115200>;
 	pinctrl-0 = <&usart0_default>;
 	pinctrl-names = "default";
 	status = "okay";
 };
+
+&i2c0 {
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	si7021: si7021@40 {
+		compatible = "silabs,si7006";
+		reg = <0x40>;
+		status = "okay";
+	};
+};
diff --git a/boards/silabs/efr32_thunderboard/thunderboard.dtsi b/boards/silabs/efr32_thunderboard/thunderboard.dtsi
@@ -142,9 +142,20 @@
 	status = "okay";
 };
 
+&pinctrl {
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, D, 2)>,
+				<GECKO_PSEL(I2C_SCL, D, 3)>,
+				<GECKO_LOC(I2C_SDA, 3)>,
+				<GECKO_LOC(I2C_SCL, 3)>;
+		};
+	};
+};
+
 &i2c0 {
-	location-sda = <GECKO_LOCATION(3) GECKO_PORT_D GECKO_PIN(2)>;
-	location-scl = <GECKO_LOCATION(3) GECKO_PORT_D GECKO_PIN(3)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 
 	si7210@30 {
diff --git a/boards/silabs/efr32mg_sltb004a/efr32mg_sltb004a.dts b/boards/silabs/efr32mg_sltb004a/efr32mg_sltb004a.dts
@@ -116,16 +116,36 @@
 	status = "okay";
 };
 
+&pinctrl {
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 10)>,
+				<GECKO_PSEL(I2C_SCL, C, 11)>,
+				<GECKO_LOC(I2C_SDA, 15)>,
+				<GECKO_LOC(I2C_SCL, 15)>;
+		};
+	};
+
+	i2c1_default: i2c1_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, B, 6)>,
+				<GECKO_PSEL(I2C_SCL, B, 7)>,
+				<GECKO_LOC(I2C_SDA, 6)>,
+				<GECKO_LOC(I2C_SCL, 6)>;
+		};
+	};
+};
+
 &i2c0 {
-	location-sda = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(10)>;
-	location-scl = <GECKO_LOCATION(15) GECKO_PORT_C GECKO_PIN(11)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 };
 
 &i2c1 {
 	/* This set selects for CCS811_I2C supporting CCS811 */
-	location-sda = <GECKO_LOCATION(6) GECKO_PORT_B GECKO_PIN(6)>;
-	location-scl = <GECKO_LOCATION(6) GECKO_PORT_B GECKO_PIN(7)>;
+	pinctrl-0 = <&i2c1_default>;
+	pinctrl-names = "default";
 	status = "okay";
 
 	ccs811: ccs811@5a {
diff --git a/boards/silabs/efr32xg24_dk2601b/efr32xg24_dk2601b.dts b/boards/silabs/efr32xg24_dk2601b/efr32xg24_dk2601b.dts
@@ -79,8 +79,8 @@
 };
 
 &i2c0 {
-	location-sda = <GECKO_LOCATION(5) GECKO_PORT_C GECKO_PIN(5)>;
-	location-scl = <GECKO_LOCATION(5) GECKO_PORT_C GECKO_PIN(4)>;
+	pinctrl-0 = <&i2c0_default>;
+	pinctrl-names = "default";
 	status = "okay";
 
 	veml6035: veml6035@29 {
diff --git a/dts/arm/silabs/efr32mg24-pinctrl.dtsi b/dts/arm/silabs/efr32mg24-pinctrl.dtsi
@@ -16,4 +16,13 @@
 				<GECKO_LOC(UART, 0)>;
 		};
 	};
+
+	i2c0_default: i2c0_default {
+		group1 {
+			psels = <GECKO_PSEL(I2C_SDA, C, 5)>,
+				<GECKO_PSEL(I2C_SCL, C, 4)>,
+				<GECKO_LOC(I2C_SDA, 5)>,
+				<GECKO_LOC(I2C_SCL, 5)>;
+		};
+	};
 };
