boards: nxp: mimxrt1180_evk: add flexcan support

Add flexcan pin pinctrl Test samples/subsys/canbus/isotp on B2B way (Need to weld pin header on J35) Signed-off-by: Lucien Zhao <[email protected]>
zephyrproject-rtos · Oct 18, 2024 · c847cd5 · c847cd5
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commit c847cd5
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diff --git a/boards/nxp/mimxrt1180_evk/doc/index.rst b/boards/nxp/mimxrt1180_evk/doc/index.rst
@@ -115,6 +115,8 @@ configuration supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | NETC      | on-chip    | ethernet, mdio                      |
 +-----------+------------+-------------------------------------+
+| CAN       | on-chip    | can                                 |
++-----------+------------+-------------------------------------+
 
 The default configuration can be found in the defconfig file:
 :zephyr_file:`boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm33_defconfig`

diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk-pinctrl.dtsi b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk-pinctrl.dtsi
@@ -105,4 +105,14 @@
 			slew-rate = "fast";
 		};
 	};
+
+	/* Need to weld pin header on J35 */
+	pinmux_flexcan3: pinmux_flexcan3 {
+		group0 {
+			pinmux = <&iomuxc_aon_gpio_aon_03_flexcan3_rx>,
+				<&iomuxc_aon_gpio_aon_18_flexcan3_tx>;
+			drive-strength = "high";
+			slew-rate = "fast";
+		};
+	};
 };
diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk.dtsi b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk.dtsi
@@ -86,3 +86,11 @@
 	pinctrl-0 = <&pinmux_lpadc1>;
 	pinctrl-names = "default";
 };
+
+&flexcan3 {
+	pinctrl-0 = <&pinmux_flexcan3>;
+	pinctrl-names = "default";
+	can-transceiver {
+		max-bitrate = <5000000>;
+	};
+};
diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm33.dts b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm33.dts
@@ -21,6 +21,7 @@
 		zephyr,flash = &w25q128jw;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;
+		zephyr,canbus = &flexcan3;
 	};
 
 	hyperram0: memory@14000000 {
@@ -66,3 +67,7 @@
 &gpt2 {
 	status = "okay";
 };
+
+&flexcan3 {
+	status = "okay";
+};
diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm33.yaml b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm33.yaml
@@ -21,4 +21,5 @@ supported:
   - counter
   - adc
   - netif:eth
+  - can
 vendor: nxp
diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm7.dts b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm7.dts
@@ -19,6 +19,7 @@
 		zephyr,flash = &itcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;
+		zephyr,canbus = &flexcan3;
 	};
 };
 
@@ -38,3 +39,7 @@
 &gpt2 {
 	status = "okay";
 };
+
+&flexcan3 {
+	status = "okay";
+};
diff --git a/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm7.yaml b/boards/nxp/mimxrt1180_evk/mimxrt1180_evk_mimxrt1189_cm7.yaml
@@ -20,4 +20,5 @@ supported:
   - i2c
   - counter
   - adc
+  - can
 vendor: nxp
-Original file line number
+Diff line change
@@ Expand Up / @@ -21,4 +21,5 @@ supported: @@
       - counter
       - adc
       - netif:eth
+      - can
     vendor: nxp