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| author | Antony Pavlov <antonynpavlov@gmail.com> | 2016-03-17 06:34:25 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-05-13 14:01:47 +0200 |
| commit | 98c1c5078deba1feb9c040eb7708a299e41a8d84 (patch) | |
| tree | 9dfc67e28c71678a7a80b72327826562e23e9d72 /arch/mips/boot | |
| parent | f40aec27ea9943c01db34ef95317768073e8d118 (diff) | |
| download | lwn-98c1c5078deba1feb9c040eb7708a299e41a8d84.tar.gz lwn-98c1c5078deba1feb9c040eb7708a299e41a8d84.zip | |
MIPS: ath79: add initial support for DPT-Module
The following features are supported:
* UART;
* SPI-flash;
* USB host;
* GPIO key and LED.
Links:
* https://dptechnics.com/shop/index.php?route=product/product&path=59&product_id=50
* https://dptechnics.com/shop/index.php?route=product/product&path=59&product_id=63
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Cc: Daan Pape <daan@dptechnics.com>
Cc: linux-mips@linux-mips.org
Cc: devicetree@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/12886/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/boot')
| -rw-r--r-- | arch/mips/boot/dts/qca/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/boot/dts/qca/ar9331_dpt_module.dts | 78 |
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile index dc0b5a4071c4..63a9ddf048c9 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_dpt_module.dtb dtb-$(CONFIG_ATH79) += ar9331_dragino_ms14.dtb dtb-$(CONFIG_ATH79) += ar9331_omega.dtb dtb-$(CONFIG_ATH79) += ar9331_tl_mr3020.dtb diff --git a/arch/mips/boot/dts/qca/ar9331_dpt_module.dts b/arch/mips/boot/dts/qca/ar9331_dpt_module.dts new file mode 100644 index 000000000000..98e74500e79d --- /dev/null +++ b/arch/mips/boot/dts/qca/ar9331_dpt_module.dts @@ -0,0 +1,78 @@ +/dts-v1/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +#include "ar9331.dtsi" + +/ { + model = "DPTechnics DPT-Module"; + compatible = "dptechnics,dpt-module"; + + aliases { + serial0 = &uart; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x4000000>; + }; + + leds { + compatible = "gpio-leds"; + + system { + label = "dpt-module:green:system"; + gpios = <&gpio 27 GPIO_ACTIVE_LOW>; + default-state = "off"; + }; + }; + + gpio-keys-polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <100>; + + button@0 { + label = "reset"; + linux,code = <KEY_RESTART>; + gpios = <&gpio 11 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 25Q128FVSG SPI flash */ + spiflash: w25q128@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "winbond,w25q128", "jedec,spi-nor"; + spi-max-frequency = <104000000>; + reg = <0>; + }; +}; |