[PATCH v2 18/18] MIPS: ath79: add initial support for DPT-Module
From: Antony Pavlov <hidden>
Date: 2016-03-17 03:34:25
Also in:
linux-mips
Subsystem:
mips, the rest · Maintainers:
Thomas Bogendoerfer, Linus Torvalds
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 <redacted> Cc: Daan Pape <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/ar9331_dpt_module.dts | 78 ++++++++++++++++++++++++++++ 2 files changed, 79 insertions(+)
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile
index dc0b5a4..63a9ddf 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 0000000..98e7450
--- /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>; + }; +};
--
2.7.0
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