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authorAisheng Dong <aisheng.dong@nxp.com>2018-11-28 11:03:48 +0000
committerShawn Guo <shawnguo@kernel.org>2018-12-10 10:03:03 +0800
commit88dddae62eefb309391e2b442c3dd077a12aa35a (patch)
tree93c0877bd719da023670143c4f7f6215655010d2 /arch/arm/boot/dts/imx6sx-sdb.dtsi
parentf820ca29bfde05be286c346fdea69bd2a7b592c3 (diff)
downloadlinux-88dddae62eefb309391e2b442c3dd077a12aa35a.tar.bz2
ARM: dts: imx6sx-sdb: add flexcan support
CAN transceiver is different on RevA and RevB board. It's active high on RevA while active low on Rev B. 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/imx6sx-sdb.dtsi')
-rw-r--r--arch/arm/boot/dts/imx6sx-sdb.dtsi42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi
index e156ea11d042..a146f8694fc7 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dtsi
+++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi
@@ -135,6 +135,20 @@
regulator-max-microvolt = <5000000>;
};
+ reg_can_en: regulator-can-en {
+ compatible = "regulator-fixed";
+ regulator-name = "can-en";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ reg_can_stby: regulator-can-stby {
+ compatible = "regulator-fixed";
+ regulator-name = "can-stby";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
sound {
compatible = "fsl,imx6sx-sdb-wm8962", "fsl,imx-audio-wm8962";
model = "wm8962-audio";
@@ -201,6 +215,20 @@
status = "okay";
};
+&flexcan1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan1>;
+ xceiver-supply = <&reg_can_stby>;
+ status = "okay";
+};
+
+&flexcan2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan2>;
+ xceiver-supply = <&reg_can_stby>;
+ status = "okay";
+};
+
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default";
@@ -396,6 +424,20 @@
>;
};
+ pinctrl_flexcan1: flexcan1grp {
+ fsl,pins = <
+ MX6SX_PAD_QSPI1B_DQS__CAN1_TX 0x1b020
+ MX6SX_PAD_QSPI1A_SS1_B__CAN1_RX 0x1b020
+ >;
+ };
+
+ pinctrl_flexcan2: flexcan2grp {
+ fsl,pins = <
+ MX6SX_PAD_QSPI1B_SS1_B__CAN2_RX 0x1b020
+ MX6SX_PAD_QSPI1A_DQS__CAN2_TX 0x1b020
+ >;
+ };
+
pinctrl_gpio_keys: gpio_keysgrp {
fsl,pins = <
MX6SX_PAD_CSI_DATA04__GPIO1_IO_18 0x17059