Commit cc545760 authored by Fabio Estevam's avatar Fabio Estevam Committed by Shawn Guo
Browse files

arm64: dts: imx8mn-evk: Add UART3 support 



UART3 pins are available in the J1003 connector.

Add support for it.

Signed-off-by: default avatarFabio Estevam <festevam@denx.de>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 510c527b

arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi

+18 −0
Original line number Diff line number Diff line
@@ -212,6 +212,15 @@ 
	status = "okay";

};



&uart3 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_uart3>;

	assigned-clocks = <&clk IMX8MN_CLK_UART3>;

	assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;

	uart-has-rtscts;

	status = "okay";

};



&usbotg1 {

	dr_mode = "otg";

	hnp-disable;
@@ -374,6 +383,15 @@ 
		>;

	};



	pinctrl_uart3: uart3grp {

		fsl,pins = <

			MX8MN_IOMUXC_ECSPI1_SCLK_UART3_DCE_RX		0x140

			MX8MN_IOMUXC_ECSPI1_MOSI_UART3_DCE_TX		0x140

			MX8MN_IOMUXC_ECSPI1_SS0_UART3_DCE_RTS_B	0x140

			MX8MN_IOMUXC_ECSPI1_MISO_UART3_DCE_CTS_B	0x140

		>;

	};



	pinctrl_usdhc2_gpio: usdhc2gpiogrp {

		fsl,pins = <

			MX8MN_IOMUXC_GPIO1_IO15_GPIO1_IO15	0x1c4