// SPDX-License-Identifier: GPL-2.0 /* * Marvell OpenRD (Base|Client|Ultimate) Board Description * * Andrew Lunn <andrew@lunn.ch> * * This file contains the definitions that are common between the three * variants of the Marvell Kirkwood Development Board. */ #include "kirkwood.dtsi" #include "kirkwood-6281.dtsi" / { memory { device_type = "memory"; reg = <0x00000000 0x20000000>; }; chosen { bootargs = "console=ttyS0,115200n8"; stdout-path = &uart0; }; ocp@f1000000 { pinctrl: pin-controller@10000 { pinctrl-0 = <&pmx_select28 &pmx_sdio_cd &pmx_select34>; pinctrl-names = "default"; pmx_select28: pmx-select-rs232-rs485 { marvell,pins = "mpp28"; marvell,function = "gpio"; }; pmx_sdio_cd: pmx-sdio-cd { marvell,pins = "mpp29"; marvell,function = "gpio"; }; pmx_select34: pmx-select-uart-sd { marvell,pins = "mpp34"; marvell,function = "gpio"; }; }; serial@12000 { status = "okay"; }; sata@80000 { status = "okay"; nr-ports = <2>; }; mvsdio@90000 { status = "okay"; cd-gpios = <&gpio0 29 9>; }; gpio@10100 { p28 { gpio-hog; gpios = <28 GPIO_ACTIVE_HIGH>; /* * SelRS232or485 selects between RS-232 or RS-485 * mode for the second UART. * * Low: RS-232 * High: RS-485 * * To use the second UART, you need to change also * the SelUARTorSD. */ output-low; line-name = "SelRS232or485"; }; }; gpio@10140 { p2 { gpio-hog; gpios = <2 GPIO_ACTIVE_HIGH>; /* * SelUARTorSD selects between the second UART * (serial@12100) and SD (mvsdio@90000). * * Low: UART * High: SD * * When changing this line make sure the newly * selected device node is enabled and the * previously selected device node is disabled. */ output-high; /* Select SD by default */ line-name = "SelUARTorSD"; }; }; }; }; &nand { status = "okay"; pinctrl-0 = <&pmx_nand>; pinctrl-names = "default"; partition@0 { label = "u-boot"; reg = <0x0000000 0x100000>; }; partition@100000 { label = "uImage"; reg = <0x0100000 0x400000>; }; partition@600000 { label = "root"; reg = <0x0600000 0x1FA00000>; }; }; &pciec { status = "okay"; }; &pcie0 { status = "okay"; };