linux-kernel - [PATCH v3 2/3] arm64: dts: imx93-11x11-evk: add flexcan support

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Message-Id: <20240903185450.1486505-2-Frank.Li@nxp.com>
Date: Tue,  3 Sep 2024 14:54:48 -0400
From: Frank Li <Frank.Li@....com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
	imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-kernel@...r.kernel.org (open list)
Cc: imx@...ts.linux.dev
Subject: [PATCH v3 2/3] arm64: dts: imx93-11x11-evk: add flexcan support

From: Haibo Chen <haibo.chen@....com>

Add flexcan support.

Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
Signed-off-by: Haibo Chen <haibo.chen@....com>
Reviewed-by: Jun Li <jun.li@....com>
Signed-off-by: Frank Li <Frank.Li@....com>
---
Change from v2 to v3
- update label to adp5585
change from v1 to v2
- none
---
 .../boot/dts/freescale/imx93-11x11-evk.dts    | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index 94a400ccd1a2c..76177b723ef3c 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -78,6 +78,14 @@ reg_vref_1v8: regulator-adc-vref {
 		regulator-max-microvolt = <1800000>;
 	};
 
+	reg_can2_standby: regulator-can2-standby {
+		compatible = "regulator-fixed";
+		regulator-name = "can2-stby";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&adp5585 6 GPIO_ACTIVE_LOW>;
+	};
+
 	reg_usdhc2_vmmc: regulator-usdhc2 {
 		compatible = "regulator-fixed";
 		pinctrl-names = "default";
@@ -216,6 +224,13 @@ ethphy2: ethernet-phy@2 {
 	};
 };
 
+&flexcan2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_flexcan2>;
+	xceiver-supply = <&reg_can2_standby>;
+	status = "okay";
+};
+
 &lpi2c1 {
 	clock-frequency = <400000>;
 	pinctrl-names = "default";
@@ -622,6 +637,13 @@ MX93_PAD_ENET2_TX_CTL__GPIO4_IO20               0x51e
 		>;
 	};
 
+	pinctrl_flexcan2: flexcan2grp {
+		fsl,pins = <
+			MX93_PAD_GPIO_IO25__CAN2_TX	0x139e
+			MX93_PAD_GPIO_IO27__CAN2_RX	0x139e
+		>;
+	};
+
 	pinctrl_uart1: uart1grp {
 		fsl,pins = <
 			MX93_PAD_UART1_RXD__LPUART1_RX			0x31e
-- 
2.34.1