/* * at91sam9g20ek.dts - Device Tree file for Atmel at91sam9g20ek board * * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> * * Licensed under GPLv2. */ /dts-v1/; #include "at91sam9g45.dtsi" / { model = "Bluewater Systems Gurnard"; compatible = "atmel,at91sam9g45", "atmel,at91sam9"; chosen { bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs"; stdout-path = "serial0:115200n8"; }; memory { reg = <0x20000000 0x8000000>; }; clocks { slow_xtal { clock-frequency = <32768>; }; main_xtal { clock-frequency = <18432000>; }; }; ahb { u-boot,dm-pre-reloc; fb@0x00500000 { u-boot,dm-pre-reloc; status = "okay"; display-timings { rev1 { clock-frequency = <4166666>; hactive = <480>; vactive = <272>; hfront-porch = <1>; hback-porch = <1>; hsync-len = <1>; vback-porch = <4>; vfront-porch = <2>; vsync-len = <1>; hsync-active = <0>; vsync-active = <0>; }; rev2 { clock-frequency = <4166666>; hactive = <480>; vactive = <272>; hfront-porch = <2>; hback-porch = <2>; hsync-len = <10>; vback-porch = <2>; vfront-porch = <2>; vsync-len = <10>; hsync-active = <0>; vsync-active = <0>; }; }; }; apb { pinctrl@fffff400 { board { pinctrl_pck0_as_mck: pck0_as_mck { atmel,pins = <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */ }; }; mmc0_slot1 { pinctrl_board_mmc0_slot1: mmc0_slot1-board { atmel,pins = <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */ }; }; }; dbgu: serial@ffffee00 { status = "okay"; }; macb0: ethernet@fffbc000 { phy-mode = "rmii"; status = "okay"; }; mmc0: mmc@fff80000 { pinctrl-0 = < &pinctrl_board_mmc0_slot1 &pinctrl_mmc0_slot0_clk_cmd_dat0 &pinctrl_mmc0_slot0_dat1_3>; status = "okay"; slot@1 { reg = <1>; bus-width = <4>; cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>; }; }; ssc0: ssc@fff9c000 { status = "okay"; pinctrl-0 = <&pinctrl_ssc0_tx>; }; spi0: spi@fffa4000 { cs-gpios = <0>, <&pioC 11 0>, <0>, <0>; mtd_dataflash@1 { compatible = "atmel,at45", "atmel,dataflash"; spi-max-frequency = <50000000>; reg = <1>; }; }; shdwc@fffffd10 { atmel,wakeup-counter = <10>; atmel,wakeup-rtt-timer; }; rtc@fffffd20 { atmel,rtt-rtc-time-reg = <&gpbr 0x0>; status = "okay"; }; watchdog@fffffd40 { status = "okay"; }; gpbr: syscon@fffffd60 { status = "okay"; }; }; nand0: nand@40000000 { nand-bus-width = <8>; nand-ecc-mode = "hardware"; nand-on-flash-bbt; status = "okay"; }; usb1: ehci@00800000 { atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>; status = "okay"; }; }; };