| Wenyou Yang | 25e88d4 | 2017-04-18 13:49:34 +0800 | [diff] [blame] | 1 | /* |
| 2 | * at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module |
| 3 | * |
| 4 | * Copyright (C) 2012 Atmel, |
| 5 | * 2012 Nicolas Ferre <nicolas.ferre@atmel.com> |
| 6 | * |
| 7 | * Licensed under GPLv2 or later. |
| 8 | */ |
| 9 | |
| 10 | / { |
| 11 | memory { |
| 12 | reg = <0x20000000 0x8000000>; |
| 13 | }; |
| 14 | |
| 15 | clocks { |
| 16 | slow_xtal { |
| 17 | clock-frequency = <32768>; |
| 18 | }; |
| 19 | |
| 20 | main_xtal { |
| 21 | clock-frequency = <12000000>; |
| 22 | }; |
| 23 | }; |
| 24 | |
| 25 | ahb { |
| 26 | apb { |
| 27 | pinctrl@fffff400 { |
| 28 | 1wire_cm { |
| 29 | pinctrl_1wire_cm: 1wire_cm-0 { |
| 30 | atmel,pins = <AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>; /* PB18 multidrive, conflicts with led */ |
| 31 | }; |
| 32 | }; |
| 33 | }; |
| 34 | |
| 35 | rtc@fffffeb0 { |
| 36 | status = "okay"; |
| 37 | }; |
| 38 | }; |
| 39 | |
| 40 | nand0: nand@40000000 { |
| 41 | nand-bus-width = <8>; |
| 42 | nand-ecc-mode = "hw"; |
| 43 | atmel,has-pmecc; /* Enable PMECC */ |
| 44 | atmel,pmecc-cap = <2>; |
| 45 | atmel,pmecc-sector-size = <512>; |
| 46 | nand-on-flash-bbt; |
| 47 | status = "okay"; |
| 48 | |
| 49 | at91bootstrap@0 { |
| 50 | label = "at91bootstrap"; |
| 51 | reg = <0x0 0x40000>; |
| 52 | }; |
| 53 | |
| 54 | uboot@40000 { |
| 55 | label = "u-boot"; |
| 56 | reg = <0x40000 0x80000>; |
| 57 | }; |
| 58 | |
| 59 | ubootenv@c0000 { |
| 60 | label = "U-Boot Env"; |
| 61 | reg = <0xc0000 0x140000>; |
| 62 | }; |
| 63 | |
| 64 | kernel@200000 { |
| 65 | label = "kernel"; |
| 66 | reg = <0x200000 0x600000>; |
| 67 | }; |
| 68 | |
| 69 | rootfs@800000 { |
| 70 | label = "rootfs"; |
| 71 | reg = <0x800000 0x1f800000>; |
| 72 | }; |
| 73 | }; |
| 74 | }; |
| 75 | |
| 76 | leds { |
| 77 | compatible = "gpio-leds"; |
| 78 | |
| 79 | pb18 { |
| 80 | label = "pb18"; |
| 81 | gpios = <&pioB 18 GPIO_ACTIVE_LOW>; |
| 82 | linux,default-trigger = "heartbeat"; |
| 83 | }; |
| 84 | |
| 85 | pd21 { |
| 86 | label = "pd21"; |
| 87 | gpios = <&pioD 21 GPIO_ACTIVE_HIGH>; |
| 88 | }; |
| 89 | }; |
| 90 | |
| 91 | 1wire_cm { |
| 92 | compatible = "w1-gpio"; |
| 93 | gpios = <&pioB 18 GPIO_ACTIVE_HIGH>; |
| 94 | linux,open-drain; |
| 95 | pinctrl-names = "default"; |
| 96 | pinctrl-0 = <&pinctrl_1wire_cm>; |
| 97 | status = "okay"; |
| 98 | }; |
| 99 | |
| 100 | }; |