| /* |
| * 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@0 { |
| 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"; |
| }; |
| }; |
| |
| }; |