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author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2014-03-12 10:43:40 +0100 |
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committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2014-03-12 11:30:38 +0100 |
commit | 26489729a6358ffc1464b72c9f6e881868c9328b (patch) | |
tree | 1416455b5a83e948de55ebbd7a5180910989aa6a /arch/arm/boot | |
parent | 188e4fe35d5580aaf0c214d61eb157eb3aa7674b (diff) | |
download | linux-26489729a6358ffc1464b72c9f6e881868c9328b.tar.gz linux-26489729a6358ffc1464b72c9f6e881868c9328b.tar.bz2 linux-26489729a6358ffc1464b72c9f6e881868c9328b.zip |
ARM: at91: dt: sam9rl: Device Tree for the at91sam9rlek
Add a device tree for the at91sam9rl-ek. For now it supports:
- MMC
- dbgu
- usart1
- watchdog
- nand
- leds
- buttons
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r-- | arch/arm/boot/dts/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/boot/dts/at91sam9rlek.dts | 151 |
2 files changed, 153 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 6d1e43d46187..ce58477cfa33 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -29,6 +29,8 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9m10g45ek.dtb dtb-$(CONFIG_ARCH_AT91) += pm9g45.dtb # sam9n12 dtb-$(CONFIG_ARCH_AT91) += at91sam9n12ek.dtb +# sam9rl +dtb-$(CONFIG_ARCH_AT91) += at91sam9rlek.dtb # sam9x5 dtb-$(CONFIG_ARCH_AT91) += at91-ariag25.dtb dtb-$(CONFIG_ARCH_AT91) += at91-cosino_mega2560.dtb diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts new file mode 100644 index 000000000000..c3cec5d07648 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9rlek.dts @@ -0,0 +1,151 @@ +/* + * at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board + * + * Copyright (C) 2014 Alexandre Belloni <alexandre.belloni@free-electrons.com> + * + * Licensed under GPLv2 only + */ +/dts-v1/; +#include "at91sam9rl.dtsi" + +/ { + model = "Atmel at91sam9rlek"; + compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9"; + + chosen { + bootargs = "console=ttyS0,115200 rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw"; + }; + + memory { + reg = <0x20000000 0x4000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + main_clock: clock { + compatible = "atmel,osc", "fixed-clock"; + clock-frequency = <12000000>; + }; + }; + + ahb { + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt = <1>; + status = "okay"; + + at91bootstrap@0 { + label = "at91bootstrap"; + reg = <0x0 0x40000>; + }; + + bootloader@40000 { + label = "bootloader"; + reg = <0x40000 0x80000>; + }; + + bootloaderenv@c0000 { + label = "bootloader env"; + reg = <0xc0000 0xc0000>; + }; + + dtb@180000 { + label = "device tree"; + reg = <0x180000 0x80000>; + }; + + kernel@200000 { + label = "kernel"; + reg = <0x200000 0x600000>; + }; + + rootfs@800000 { + label = "rootfs"; + reg = <0x800000 0x0f800000>; + }; + }; + + apb { + mmc0: mmc@fffa4000 { + pinctrl-0 = < + &pinctrl_board_mmc0 + &pinctrl_mmc0_clk + &pinctrl_mmc0_slot0_cmd_dat0 + &pinctrl_mmc0_slot0_dat1_3>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <4>; + cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>; + }; + }; + + usart0: serial@fffb0000 { + pinctrl-0 = < + &pinctrl_usart0 + &pinctrl_usart0_rts + &pinctrl_usart0_cts>; + status = "okay"; + }; + + dbgu: serial@fffff200 { + status = "okay"; + }; + + pinctrl@fffff400 { + mmc0 { + pinctrl_board_mmc0: mmc0-board { + atmel,pins = + <AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + }; + }; + + watchdog@fffffd40 { + status = "okay"; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + + ds1 { + label = "ds1"; + gpios = <&pioD 15 GPIO_ACTIVE_LOW>; + }; + + ds2 { + label = "ds2"; + gpios = <&pioD 16 GPIO_ACTIVE_LOW>; + }; + + ds3 { + label = "ds3"; + gpios = <&pioD 14 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + + right_click { + label = "right_click"; + gpios = <&pioB 0 GPIO_ACTIVE_LOW>; + linux,code = <273>; + gpio-key,wakeup; + }; + + left_click { + label = "left_click"; + gpios = <&pioB 1 GPIO_ACTIVE_LOW>; + linux,code = <272>; + gpio-key,wakeup; + }; + }; +}; |