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arm64: dts: imx8qm-mek: add flexcan support

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Add flexcan[1,2,3] support for imx8qm-mek board.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Frank Li 2024-04-25 16:24:43 -04:00 committed by Shawn Guo
parent 082784d652
commit eb57eb2357
1 changed files with 80 additions and 0 deletions
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80
arch/arm64/boot/dts/freescale/imx8qm-mek.dts
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@ -40,6 +40,44 @@
enable-active-high;
};
reg_can01_en: regulator-can01-gen {
compatible = "regulator-fixed";
regulator-name = "can01-en";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pca6416 3 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_can2_en: regulator-can2-gen {
compatible = "regulator-fixed";
regulator-name = "can2-en";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pca6416 4 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_can01_stby: regulator-can01-stby {
compatible = "regulator-fixed";
regulator-name = "can01-stby";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pca6416 5 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_can01_en>;
};
reg_can2_stby: regulator-can2-stby {
compatible = "regulator-fixed";
regulator-name = "can2-stby";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pca6416 6 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_can2_en>;
};
reg_vref_1v8: regulator-adc-vref {
compatible = "regulator-fixed";
regulator-name = "vref_1v8";
@ -194,6 +232,27 @@
};
};
&flexcan1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexcan1>;
xceiver-supply = <&reg_can01_stby>;
status = "okay";
};
&flexcan2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexcan2>;
xceiver-supply = <&reg_can01_stby>;
status = "okay";
};
&flexcan3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexcan3>;
xceiver-supply = <&reg_can2_stby>;
status = "okay";
};
&lpuart0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lpuart0>;
@ -433,6 +492,27 @@
>;
};
pinctrl_flexcan1: flexcan0grp {
fsl,pins = <
IMX8QM_FLEXCAN0_TX_DMA_FLEXCAN0_TX 0x21
IMX8QM_FLEXCAN0_RX_DMA_FLEXCAN0_RX 0x21
>;
};
pinctrl_flexcan2: flexcan1grp {
fsl,pins = <
IMX8QM_FLEXCAN1_TX_DMA_FLEXCAN1_TX 0x21
IMX8QM_FLEXCAN1_RX_DMA_FLEXCAN1_RX 0x21
>;
};
pinctrl_flexcan3: flexcan3grp {
fsl,pins = <
IMX8QM_FLEXCAN2_TX_DMA_FLEXCAN2_TX 0x21
IMX8QM_FLEXCAN2_RX_DMA_FLEXCAN2_RX 0x21
>;
};
pinctrl_lpuart0: lpuart0grp {
fsl,pins = <
IMX8QM_UART0_RX_DMA_UART0_RX 0x06000020