diff options
| author | Antony Pavlov <antonynpavlov@gmail.com> | 2016-03-17 06:34:21 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-05-13 14:01:46 +0200 |
| commit | 3b9ec1b32585438eddd6ec28029fd9620213027d (patch) | |
| tree | 0f7ae0131a184802d050edf0b78b15952045eace /arch/mips | |
| parent | 4d536731f8169477ed0f908c9bc30a3a997841de (diff) | |
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>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/boot/dts/qca/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts | 102 |
2 files changed, 103 insertions, 0 deletions
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile index 5e2c20d64138..245136478998 100644 --- a/arch/mips/boot/dts/qca/Makefile +++ b/arch/mips/boot/dts/qca/Makefile @@ -1,5 +1,6 @@ # All DTBs dtb-$(CONFIG_ATH79) += ar9132_tl_wr1043nd_v1.dtb +dtb-$(CONFIG_ATH79) += ar9331_dragino_ms14.dtb dtb-$(CONFIG_ATH79) += ar9331_tl_mr3020.dtb # Force kbuild to make empty built-in.o if necessary diff --git a/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts b/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts new file mode 100644 index 000000000000..56f832076a69 --- /dev/null +++ b/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts @@ -0,0 +1,102 @@ +/dts-v1/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +#include "ar9331.dtsi" + +/ { + model = "Dragino MS14 (Dragino 2)"; + compatible = "dragino,ms14"; + + aliases { + serial0 = &uart; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x4000000>; + }; + + leds { + compatible = "gpio-leds"; + + wlan { + label = "dragino2:red:wlan"; + gpios = <&gpio 0 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + lan { + label = "dragino2:red:lan"; + gpios = <&gpio 13 GPIO_ACTIVE_LOW>; + default-state = "off"; + }; + + wan { + label = "dragino2:red:wan"; + gpios = <&gpio 17 GPIO_ACTIVE_LOW>; + default-state = "off"; + }; + + system { + label = "dragino2:red:system"; + gpios = <&gpio 28 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + }; + + gpio-keys-polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <100>; + + button@0 { + label = "jumpstart"; + linux,code = <KEY_WPS_BUTTON>; + gpios = <&gpio 11 GPIO_ACTIVE_LOW>; + }; + + button@1 { + label = "reset"; + linux,code = <KEY_RESTART>; + gpios = <&gpio 12 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&ref { + clock-frequency = <25000000>; +}; + +&uart { + status = "okay"; +}; + +&gpio { + status = "okay"; +}; + +&usb { + dr_mode = "host"; + status = "okay"; +}; + +&usb_phy { + status = "okay"; +}; + +&spi { + num-chipselects = <1>; + status = "okay"; + + /* 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>; + }; +}; |