| /* |
| * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board |
| * |
| * Copyright (C) 2012 Atmel, |
| * 2012 Hong Xu <hong.xu@atmel.com> |
| * |
| * Licensed under GPLv2 or later. |
| */ |
| /dts-v1/; |
| /include/ "at91sam9n12.dtsi" |
| |
| / { |
| model = "Atmel AT91SAM9N12-EK"; |
| compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9"; |
| |
| chosen { |
| bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2"; |
| }; |
| |
| memory { |
| reg = <0x20000000 0x10000000>; |
| }; |
| |
| clocks { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| ranges; |
| |
| main_clock: clock@0 { |
| compatible = "atmel,osc", "fixed-clock"; |
| clock-frequency = <16000000>; |
| }; |
| }; |
| |
| ahb { |
| apb { |
| dbgu: serial@fffff200 { |
| status = "okay"; |
| }; |
| |
| i2c0: i2c@f8010000 { |
| status = "okay"; |
| }; |
| |
| i2c1: i2c@f8014000 { |
| status = "okay"; |
| }; |
| |
| mmc0: mmc@f0008000 { |
| pinctrl-0 = < |
| &pinctrl_board_mmc0 |
| &pinctrl_mmc0_slot0_clk_cmd_dat0 |
| &pinctrl_mmc0_slot0_dat1_3>; |
| status = "okay"; |
| slot@0 { |
| reg = <0>; |
| bus-width = <4>; |
| cd-gpios = <&pioA 7 0>; |
| }; |
| }; |
| |
| pinctrl@fffff400 { |
| mmc0 { |
| pinctrl_board_mmc0: mmc0-board { |
| atmel,pins = |
| <0 7 0x0 0x5>; /* PA7 gpio CD pin pull up and deglitch */ |
| }; |
| }; |
| }; |
| |
| spi0: spi@f0000000 { |
| status = "okay"; |
| cs-gpios = <&pioA 14 0>, <0>, <0>, <0>; |
| m25p80@0 { |
| compatible = "atmel,at25df321a"; |
| spi-max-frequency = <50000000>; |
| reg = <0>; |
| }; |
| }; |
| }; |
| |
| nand0: nand@40000000 { |
| nand-bus-width = <8>; |
| nand-ecc-mode = "hw"; |
| atmel,has-pmecc; |
| atmel,pmecc-cap = <2>; |
| atmel,pmecc-sector-size = <512>; |
| nand-on-flash-bbt; |
| status = "okay"; |
| }; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| |
| d8 { |
| label = "d8"; |
| gpios = <&pioB 4 1>; |
| linux,default-trigger = "mmc0"; |
| }; |
| |
| d9 { |
| label = "d6"; |
| gpios = <&pioB 5 1>; |
| linux,default-trigger = "nand-disk"; |
| }; |
| |
| d10 { |
| label = "d7"; |
| gpios = <&pioB 6 0>; |
| linux,default-trigger = "heartbeat"; |
| }; |
| }; |
| |
| gpio_keys { |
| compatible = "gpio-keys"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| enter { |
| label = "Enter"; |
| gpios = <&pioB 4 1>; |
| linux,code = <28>; |
| gpio-key,wakeup; |
| }; |
| }; |
| }; |