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MIPS: ath79: add initial support for Dragino MS14 (Dragino 2)
The following features are supported: * UART; * SPI-flash; * USB host; * GPIO keys and LEDs. Links: * http://www.dragino.com/products/mother-board/item/71-ms14-p.html * https://wiki.openwrt.org/toh/dragino/ms14 Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com> Cc: Gabor Juhos <juhosg@openwrt.org> Cc: Alban Bedel <albeu@free.fr> Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/12882/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Antony Pavlov
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Ralf Baechle
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May 13, 2016
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/dts-v1/; | ||
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#include <dt-bindings/gpio/gpio.h> | ||
#include <dt-bindings/input/input.h> | ||
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#include "ar9331.dtsi" | ||
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/ { | ||
model = "Dragino MS14 (Dragino 2)"; | ||
compatible = "dragino,ms14"; | ||
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aliases { | ||
serial0 = &uart; | ||
}; | ||
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memory@0 { | ||
device_type = "memory"; | ||
reg = <0x0 0x4000000>; | ||
}; | ||
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leds { | ||
compatible = "gpio-leds"; | ||
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wlan { | ||
label = "dragino2:red:wlan"; | ||
gpios = <&gpio 0 GPIO_ACTIVE_HIGH>; | ||
default-state = "off"; | ||
}; | ||
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lan { | ||
label = "dragino2:red:lan"; | ||
gpios = <&gpio 13 GPIO_ACTIVE_LOW>; | ||
default-state = "off"; | ||
}; | ||
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wan { | ||
label = "dragino2:red:wan"; | ||
gpios = <&gpio 17 GPIO_ACTIVE_LOW>; | ||
default-state = "off"; | ||
}; | ||
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system { | ||
label = "dragino2:red:system"; | ||
gpios = <&gpio 28 GPIO_ACTIVE_HIGH>; | ||
default-state = "off"; | ||
}; | ||
}; | ||
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gpio-keys-polled { | ||
compatible = "gpio-keys-polled"; | ||
#address-cells = <1>; | ||
#size-cells = <0>; | ||
poll-interval = <100>; | ||
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button@0 { | ||
label = "jumpstart"; | ||
linux,code = <KEY_WPS_BUTTON>; | ||
gpios = <&gpio 11 GPIO_ACTIVE_LOW>; | ||
}; | ||
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button@1 { | ||
label = "reset"; | ||
linux,code = <KEY_RESTART>; | ||
gpios = <&gpio 12 GPIO_ACTIVE_LOW>; | ||
}; | ||
}; | ||
}; | ||
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&ref { | ||
clock-frequency = <25000000>; | ||
}; | ||
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&uart { | ||
status = "okay"; | ||
}; | ||
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&gpio { | ||
status = "okay"; | ||
}; | ||
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&usb { | ||
dr_mode = "host"; | ||
status = "okay"; | ||
}; | ||
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&usb_phy { | ||
status = "okay"; | ||
}; | ||
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&spi { | ||
num-chipselects = <1>; | ||
status = "okay"; | ||
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/* Winbond 25Q128BVFG SPI flash */ | ||
spiflash: w25q128@0 { | ||
#address-cells = <1>; | ||
#size-cells = <1>; | ||
compatible = "winbond,w25q128", "jedec,spi-nor"; | ||
spi-max-frequency = <104000000>; | ||
reg = <0>; | ||
}; | ||
}; |