[PATCH] arm64: dts: imx943-evk: add flexcan support
Haibo Chen
haibo.chen at nxp.com
Mon Nov 17 23:09:24 PST 2025
Add flexcan2 and flexcan4, and related phys support.
Signed-off-by: Haibo Chen <haibo.chen at nxp.com>
---
arch/arm64/boot/dts/freescale/imx943-evk.dts | 43 ++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx943-evk.dts b/arch/arm64/boot/dts/freescale/imx943-evk.dts
index c8c3eff9df1a23c52e74bf2bc5d4ba543bb5a65b..9b2fce25532fa0dbca3a14041399adec0f753e68 100644
--- a/arch/arm64/boot/dts/freescale/imx943-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts
@@ -34,6 +34,22 @@ dmic: dmic {
#sound-dai-cells = <0>;
};
+ flexcan2_phy: can-phy0 {
+ compatible = "nxp,tjr1443";
+ #phy-cells = <0>;
+ max-bitrate = <8000000>;
+ enable-gpios = <&pcal6416_i2c6_u50 3 GPIO_ACTIVE_HIGH>;
+ standby-gpios = <&pcal6416_i2c6_u50 4 GPIO_ACTIVE_LOW>;
+ };
+
+ flexcan4_phy: can-phy1 {
+ compatible = "nxp,tjr1443";
+ #phy-cells = <0>;
+ max-bitrate = <8000000>;
+ enable-gpios = <&pcal6416_i2c3_u171 0 GPIO_ACTIVE_HIGH>;
+ standby-gpios = <&pcal6416_i2c3_u171 1 GPIO_ACTIVE_LOW>;
+ };
+
reg_usdhc2_vmmc: regulator-usdhc2 {
compatible = "regulator-fixed";
off-on-delay-us = <12000>;
@@ -127,6 +143,20 @@ memory at 80000000 {
};
};
+&flexcan2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan2>;
+ phys = <&flexcan2_phy>;
+ status = "okay";
+};
+
+&flexcan4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan4>;
+ phys = <&flexcan4_phy>;
+ status = "okay";
+};
+
&lpi2c3 {
clock-frequency = <400000>;
pinctrl-0 = <&pinctrl_lpi2c3>;
@@ -431,6 +461,19 @@ &sai3 {
};
&scmi_iomuxc {
+ pinctrl_flexcan2: flexcan2grp {
+ fsl,pins = <
+ IMX94_PAD_GPIO_IO34__CAN2_TX 0x39e
+ IMX94_PAD_GPIO_IO35__CAN2_RX 0x39e
+ >;
+ };
+
+ pinctrl_flexcan4: flexcan4grp {
+ fsl,pins = <
+ IMX94_PAD_GPIO_IO36__CAN4_TX 0x39e
+ IMX94_PAD_GPIO_IO37__CAN4_RX 0x39e
+ >;
+ };
pinctrl_ioexpander_int2: ioexpanderint2grp {
fsl,pins = <
---
base-commit: 187dac290bfd0741b9d7d5490af825c33fd9baa4
change-id: 20251118-dts-ad4bd4fdacd6
Best regards,
--
Haibo Chen <haibo.chen at nxp.com>
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