drivers: i2c: Support for RA6 devices

Tri Nguyen · nashif · commit c8938737c0d3 · 2024-11-19T09:52:44.000-05:00
Add devices node that support I2C for RA6 boards

Signed-off-by: Tri Nguyen &lt;tri.nguyen.wj@bp.renesas.com&gt;
diff --git a/boards/renesas/ek_ra6m1/doc/index.rst b/boards/renesas/ek_ra6m1/doc/index.rst
@@ -94,6 +94,8 @@ The below features are currently supported on Zephyr OS for EK-RA6M1 board:
 +-----------+------------+----------------------+
 | CLOCK     | on-chip    | clock control        |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/ek_ra6m1/ek_ra6m1-pinctrl.dtsi b/boards/renesas/ek_ra6m1/ek_ra6m1-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_8, 1, 4)>;
 		};
 	};
+
+	iic0_default: iic0_default {
+		group1 {
+			/* SCL0 SDA0 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 4, 0)>,
+			<RA_PSEL(RA_PSEL_I2C, 4, 1)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/ek_ra6m1/ek_ra6m1.dts b/boards/renesas/ek_ra6m1/ek_ra6m1.dts
@@ -44,6 +44,17 @@
 	};
 };
 
+&iic0 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic0_default>;
+	pinctrl-names = "default";
+};
+
 &ioport1 {
 	status = "okay";
 };
diff --git a/boards/renesas/ek_ra6m2/doc/index.rst b/boards/renesas/ek_ra6m2/doc/index.rst
@@ -88,6 +88,8 @@ The below features are currently supported on Zephyr OS for EK-RA6M2 board:
 +-----------+------------+----------------------+
 | CLOCK     | on-chip    | clock control        |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/ek_ra6m2/ek_ra6m2-pinctrl.dtsi b/boards/renesas/ek_ra6m2/ek_ra6m2-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_7, 4, 2)>;
 		};
 	};
+
+	iic2_default: iic2_default {
+		group1 {
+			/* SCL2 SDA2 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 5, 12)>,
+			<RA_PSEL(RA_PSEL_I2C, 5, 11)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/ek_ra6m2/ek_ra6m2.dts b/boards/renesas/ek_ra6m2/ek_ra6m2.dts
@@ -44,6 +44,17 @@
 	};
 };
 
+&iic2 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic2_default>;
+	pinctrl-names = "default";
+};
+
 &ioport1 {
 	status = "okay";
 };
diff --git a/boards/renesas/ek_ra6m3/doc/index.rst b/boards/renesas/ek_ra6m3/doc/index.rst
@@ -96,6 +96,8 @@ The below features are currently supported on Zephyr OS for EK-RA6M3 board:
 +-----------+------------+----------------------+
 | CLOCK     | on-chip    | clock control        |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/ek_ra6m3/ek_ra6m3-pinctrl.dtsi b/boards/renesas/ek_ra6m3/ek_ra6m3-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_8, 1, 4)>;
 		};
 	};
+
+	iic2_default: iic2_default {
+		group1 {
+			/* SCL2 SDA2 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 5, 12)>,
+			<RA_PSEL(RA_PSEL_I2C, 5, 11)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/ek_ra6m3/ek_ra6m3.dts b/boards/renesas/ek_ra6m3/ek_ra6m3.dts
@@ -60,6 +60,17 @@
 	};
 };
 
+&iic2 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic2_default>;
+	pinctrl-names = "default";
+};
+
 &xtal {
 	clock-frequency = <DT_FREQ_M(24)>;
 	mosel = <0>;
diff --git a/boards/renesas/ek_ra6m4/doc/index.rst b/boards/renesas/ek_ra6m4/doc/index.rst
@@ -101,6 +101,8 @@ The below features are currently supported on Zephyr OS for EK-RA6M4 board:
 +-----------+------------+----------------------+
 | CLOCK     | on-chip    | clock control        |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/ek_ra6m4/ek_ra6m4-pinctrl.dtsi b/boards/renesas/ek_ra6m4/ek_ra6m4-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_0, 4, 10)>;
 		};
 	};
+
+	iic1_default: iic1_default {
+		group1 {
+			/* SCL1 SDA1 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 5, 12)>,
+			<RA_PSEL(RA_PSEL_I2C, 5, 11)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/ek_ra6m4/ek_ra6m4.dts b/boards/renesas/ek_ra6m4/ek_ra6m4.dts
@@ -52,6 +52,17 @@
 	};
 };
 
+&iic1 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic1_default>;
+	pinctrl-names = "default";
+};
+
 &ioport4 {
 	status = "okay";
 };
diff --git a/boards/renesas/ek_ra6m5/doc/index.rst b/boards/renesas/ek_ra6m5/doc/index.rst
@@ -99,6 +99,8 @@ The below features are currently supported on Zephyr OS for EK-RA6M5 board:
 +-----------+------------+----------------------+
 | CLOCK     | on-chip    | clock control        |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/ek_ra6m5/ek_ra6m5-pinctrl.dtsi b/boards/renesas/ek_ra6m5/ek_ra6m5-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_0, 4, 10)>;
 		};
 	};
+
+	iic1_default: iic1_default {
+		group1 {
+			/* SCL1 SDA1 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 5, 12)>,
+			<RA_PSEL(RA_PSEL_I2C, 5, 11)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/ek_ra6m5/ek_ra6m5.dts b/boards/renesas/ek_ra6m5/ek_ra6m5.dts
@@ -52,6 +52,17 @@
 	};
 };
 
+&iic1 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic1_default>;
+	pinctrl-names = "default";
+};
+
 &ioport0 {
 	status = "okay";
 };
diff --git a/boards/renesas/fpb_ra6e1/doc/index.rst b/boards/renesas/fpb_ra6e1/doc/index.rst
@@ -83,6 +83,8 @@ The below features are currently supported on Zephyr OS for FPB-RA6E1 board:
 +-----------+------------+----------------------+
 | FLASH     | on-chip    | flash                |
 +-----------+------------+----------------------+
+| I2C       | on-chip    | i2c                  |
++-----------+------------+----------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/renesas/fpb_ra6e1/fpb_ra6e1-pinctrl.dtsi b/boards/renesas/fpb_ra6e1/fpb_ra6e1-pinctrl.dtsi
@@ -11,4 +11,13 @@
 			<RA_PSEL(RA_PSEL_SCI_0, 1, 0)>;
 		};
 	};
+
+	iic0_default: iic0_default {
+		group1 {
+			/* SCL0 SDA0 */
+			psels = <RA_PSEL(RA_PSEL_I2C, 4, 0)>,
+			<RA_PSEL(RA_PSEL_I2C, 4, 1)>;
+			drive-strength = "medium";
+		};
+	};
 };
diff --git a/boards/renesas/fpb_ra6e1/fpb_ra6e1.dts b/boards/renesas/fpb_ra6e1/fpb_ra6e1.dts
@@ -48,6 +48,17 @@
 	};
 };
 
+&iic0 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	interrupts = <91 1>, <92 1>, <93 1>, <94 1>;
+	interrupt-names = "rxi", "txi", "tei", "eri";
+	clock-frequency = <DT_FREQ_M(1)>;
+	pinctrl-0 = <&iic0_default>;
+	pinctrl-names = "default";
+};
+
 &ioport4 {
 	status = "okay";
 };
diff --git a/dts/arm/renesas/ra/ra6/r7fa6m2ax.dtsi b/dts/arm/renesas/ra/ra6/r7fa6m2ax.dtsi
@@ -55,6 +55,13 @@
 				status = "disabled";
 			};
 		};
+
+		iic2: iic2@40053200 {
+			compatible = "renesas,ra-iic";
+			channel = <2>;
+			reg = <0x40053200 0x100>;
+			status = "disabled";
+		};
 	};
 
 	clocks: clocks {
diff --git a/dts/arm/renesas/ra/ra6/r7fa6m3ax.dtsi b/dts/arm/renesas/ra/ra6/r7fa6m3ax.dtsi
@@ -95,6 +95,13 @@
 				status = "disabled";
 			};
 		};
+
+		iic2: iic2@40053200 {
+			compatible = "renesas,ra-iic";
+			channel = <2>;
+			reg = <0x40053200 0x100>;
+			status = "disabled";
+		};
 	};
 
 	clocks: clocks {
diff --git a/dts/arm/renesas/ra/ra6/r7fa6m5xh.dtsi b/dts/arm/renesas/ra/ra6/r7fa6m5xh.dtsi
@@ -185,6 +185,13 @@
 				status = "disabled";
 			};
 		};
+
+		iic2: iic2@4009f200 {
+			compatible = "renesas,ra-iic";
+			channel = <2>;
+			reg = <0x4009f200 0x100>;
+			status = "disabled";
+		};
 	};
 
 	clocks: clocks {
diff --git a/dts/arm/renesas/ra/ra6/ra6-cm33-common.dtsi b/dts/arm/renesas/ra/ra6/ra6-cm33-common.dtsi
@@ -132,6 +132,20 @@
 			};
 		};
 
+		iic0: iic0@4009f000 {
+			compatible = "renesas,ra-iic";
+			channel = <0>;
+			reg = <0x4009f000 0x100>;
+			status = "disabled";
+		};
+
+		iic1: iic1@4009f100 {
+			compatible = "renesas,ra-iic";
+			channel = <1>;
+			reg = <0x4009f100 0x100>;
+			status = "disabled";
+		};
+
 		option_setting_ofs: option_setting_ofs@100a100 {
 			compatible = "zephyr,memory-region";
 			reg = <0x0100a100 0x18>;
diff --git a/dts/arm/renesas/ra/ra6/ra6-cm4-common.dtsi b/dts/arm/renesas/ra/ra6/ra6-cm4-common.dtsi
@@ -221,6 +221,20 @@
 			};
 		};
 
+		iic0: iic0@40053000 {
+			compatible = "renesas,ra-iic";
+			channel = <0>;
+			reg = <0x40053000 0x100>;
+			status = "disabled";
+		};
+
+		iic1: iic1@40053100 {
+			compatible = "renesas,ra-iic";
+			channel = <1>;
+			reg = <0x40053100 0x100>;
+			status = "disabled";
+		};
+
 		id_code: id_code@100a150 {
 			compatible = "zephyr,memory-region";
 			reg = <0x0100a150 0x10>;
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m1.conf b/tests/drivers/i2c/i2c_api/boards/ek_ra6m1.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m1.overlay b/tests/drivers/i2c/i2c_api/boards/ek_ra6m1.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic0;
+		gy271 = &iic0;
+	};
+};
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m2.conf b/tests/drivers/i2c/i2c_api/boards/ek_ra6m2.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m2.overlay b/tests/drivers/i2c/i2c_api/boards/ek_ra6m2.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic2;
+		gy271 = &iic2;
+	};
+};
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m3.conf b/tests/drivers/i2c/i2c_api/boards/ek_ra6m3.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m3.overlay b/tests/drivers/i2c/i2c_api/boards/ek_ra6m3.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic2;
+		gy271 = &iic2;
+	};
+};
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m4.conf b/tests/drivers/i2c/i2c_api/boards/ek_ra6m4.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m4.overlay b/tests/drivers/i2c/i2c_api/boards/ek_ra6m4.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic1;
+		gy271 = &iic1;
+	};
+};
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m5.conf b/tests/drivers/i2c/i2c_api/boards/ek_ra6m5.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/ek_ra6m5.overlay b/tests/drivers/i2c/i2c_api/boards/ek_ra6m5.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic1;
+		gy271 = &iic1;
+	};
+};
diff --git a/tests/drivers/i2c/i2c_api/boards/fpb_ra6e1.conf b/tests/drivers/i2c/i2c_api/boards/fpb_ra6e1.conf
@@ -0,0 +1 @@
+CONFIG_SENSOR_GY271_QMC=y
diff --git a/tests/drivers/i2c/i2c_api/boards/fpb_ra6e1.overlay b/tests/drivers/i2c/i2c_api/boards/fpb_ra6e1.overlay
@@ -0,0 +1,6 @@
+/ {
+	aliases {
+		i2c-0 = &iic0;
+		gy271 = &iic0;
+	};
+};
