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authorAisheng Dong <aisheng.dong@nxp.com>2018-11-28 12:03:56 +0100
committerShawn Guo <shawnguo@kernel.org>2018-12-10 03:03:04 +0100
commit577f0104e3fc7fd6120432a85d7a4ed41f60e28d (patch)
tree4fd18ca9d26376a90c78dfe49184c2147de8716f /arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
parentARM: dts: imx6sx-sabreauto: add flexcan support (diff)
downloadlinux-577f0104e3fc7fd6120432a85d7a4ed41f60e28d.tar.xz
linux-577f0104e3fc7fd6120432a85d7a4ed41f60e28d.zip
ARM: dts: imx6qdl-sabreauto: add flexcan support
The flexcan1 is pin conflict with fec. User would make flexcan1 enabled with fec disabled to use CAN. Signed-off-by: Aisheng Dong <aisheng.dong@nxp.com> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl-sabreauto.dtsi')
-rw-r--r--arch/arm/boot/dts/imx6qdl-sabreauto.dtsi47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index 38f94a1dddac..a031023a8c52 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
@@ -101,6 +101,25 @@
enable-active-high;
};
+ reg_can_en: regulator-can-en {
+ compatible = "regulator-fixed";
+ regulator-name = "can-en";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&max7310_b 6 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_can_stby: regulator-can-stby {
+ compatible = "regulator-fixed";
+ regulator-name = "can-stby";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&max7310_b 5 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&reg_can_en>;
+ };
+
sound-cs42888 {
compatible = "fsl,imx6-sabreauto-cs42888",
"fsl,imx-audio-cs42888";
@@ -279,6 +298,20 @@
status = "okay";
};
+&can1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan1>;
+ xceiver-supply = <&reg_can_stby>;
+ status = "disabled"; /* pin conflict with fec */
+};
+
+&can2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan2>;
+ xceiver-supply = <&reg_can_stby>;
+ status = "okay";
+};
+
&gpmi {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpmi_nand>;
@@ -494,6 +527,20 @@
>;
};
+ pinctrl_flexcan1: flexcan1grp {
+ fsl,pins = <
+ MX6QDL_PAD_KEY_ROW2__FLEXCAN1_RX 0x17059
+ MX6QDL_PAD_KEY_COL2__FLEXCAN1_TX 0x17059
+ >;
+ };
+
+ pinctrl_flexcan2: flexcan2grp {
+ fsl,pins = <
+ MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX 0x17059
+ MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX 0x17059
+ >;
+ };
+
pinctrl_gpio_keys: gpiokeysgrp {
fsl,pins = <
MX6QDL_PAD_SD2_CMD__GPIO1_IO11 0x1b0b0