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authorFrank Li <[email protected]>2024-04-25 16:24:43 -0400
committerShawn Guo <[email protected]>2024-06-03 09:16:46 +0800
commiteb57eb2357b92bd4a1e3baa1395cc0bd9b2519fc (patch)
tree49ffd49afcc39ae1360239085ada8b640273072d
parent082784d652e4287a45e3eff003eabb0b00720395 (diff)
arm64: dts: imx8qm-mek: add flexcan support
Add flexcan[1,2,3] support for imx8qm-mek board. Signed-off-by: Frank Li <[email protected]> Signed-off-by: Shawn Guo <[email protected]>
-rw-r--r--arch/arm64/boot/dts/freescale/imx8qm-mek.dts80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index c5cb461c30c9..cb5cfd04b169 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -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