[RFC v5 10/15] MIPS: ath79: add initial support for Dragino MS14 (Dragino 2)
From: Antony Pavlov <hidden>
Date: 2016-02-09 08:13:56
Also in:
linux-mips
Subsystem:
mips, the rest · Maintainers:
Thomas Bogendoerfer, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2016-02-09 · Re: [RFC v5 10/15] MIPS: ath79: add initial support for Dragino MS14 (Dragino 2) · Marek Vasut <hidden>
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 <redacted>
Cc: Gabor Juhos <redacted>
Cc: Alban Bedel <redacted>
Cc: linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
---
arch/mips/boot/dts/qca/Makefile | 1 +
arch/mips/boot/dts/qca/dragino_ms14.dts | 101 ++++++++++++++++++++++++++++++++
2 files changed, 102 insertions(+)
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile
index 504c4b1..e949cff 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) += dragino_ms14.dtb dtb-$(CONFIG_ATH79) += tl_mr3020.dtb # Force kbuild to make empty built-in.o if necessary
diff --git a/arch/mips/boot/dts/qca/dragino_ms14.dts b/arch/mips/boot/dts/qca/dragino_ms14.dts
new file mode 100644
index 0000000..44abb77
--- /dev/null
+++ b/arch/mips/boot/dts/qca/dragino_ms14.dts@@ -0,0 +1,101 @@ +/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 { + 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>; + }; +};
--
2.7.0
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