The second UART is needed for 3D or MFD printer control. Signed-off-by: Michal Vokáč <michal.vokac@xxxxxxxxx> --- arch/arm/boot/dts/imx6dl-yapp4-common.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi index e8d800fec637..663a72a96b6c 100644 --- a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi +++ b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi @@ -447,6 +447,13 @@ >; }; + pinctrl_uart2: uart2grp { + fsl,pins = < + MX6QDL_PAD_GPIO_7__UART2_TX_DATA 0x1b098 + MX6QDL_PAD_GPIO_8__UART2_RX_DATA 0x1b098 + >; + }; + pinctrl_usbh1: usbh1grp { fsl,pins = < MX6QDL_PAD_EIM_D30__USB_H1_OC 0x1b098 @@ -532,6 +539,12 @@ status = "okay"; }; +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + status = "okay"; +}; + &usbh1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usbh1>; -- 2.1.4