From: Haibo Chen <haibo.chen@nxp.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, frank.li@nxp.com,
Haibo Chen <haibo.chen@nxp.com>
Subject: [PATCH v2] arm64: dts: imx943-evk: add flexcan support
Date: Wed, 19 Nov 2025 11:34:18 +0800 [thread overview]
Message-ID: <20251119-dts-v2-1-e8f8d91280dd@nxp.com> (raw)
Add flexcan2 and flexcan4, and related phys support.
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
---
Changes in v2:
- move the can-phy0/1 before dmic, use nodename order.
- Link to v1: https://lore.kernel.org/r/20251118-dts-v1-1-81b6249f455f@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..c87cf331a36ba5bcfe8a6a42b5e3b235a2614376 100644
--- a/arch/arm64/boot/dts/freescale/imx943-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx943-evk.dts
@@ -29,6 +29,22 @@ chosen {
stdout-path = &lpuart1;
};
+ 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>;
+ };
+
dmic: dmic {
compatible = "dmic-codec";
#sound-dai-cells = <0>;
@@ -127,6 +143,20 @@ memory@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@nxp.com>
next reply other threads:[~2025-11-19 3:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-19 3:34 Haibo Chen [this message]
2025-12-29 12:18 ` [PATCH v2] arm64: dts: imx943-evk: add flexcan support Shawn Guo
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