[PATCHv2 5/5] Documentation: dt: wireless: Add wl1251
From: Sebastian Reichel <hidden>
Date: 2014-02-14 23:07:39
Also in:
linux-devicetree, linux-omap, lkml, netdev
Subsystem:
networking drivers (wireless), open firmware and flattened device tree bindings, the rest · Maintainers:
Johannes Berg, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2013-12-06 · [PATCHv2 5/5] Documentation: dt: wireless: Add wl1251 · Sebastian Reichel <hidden>
Add device tree binding documentation for Texas Instrument's wl1251 wireless lan chip. For now only the SPI binding is documented. Signed-off-by: Sebastian Reichel <redacted> --- .../devicetree/bindings/net/wireless/ti,wl1251.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/wireless/ti,wl1251.txt
diff --git a/Documentation/devicetree/bindings/net/wireless/ti,wl1251.txt b/Documentation/devicetree/bindings/net/wireless/ti,wl1251.txt
new file mode 100644
index 0000000..189ae5c
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/wireless/ti,wl1251.txt@@ -0,0 +1,39 @@ +* Texas Instruments wl1251 wireless lan controller + +The wl1251 chip can be connected via SPI or via SDIO. This +document describes the binding for the SPI connected chip. + +Required properties: +- compatible : Should be "ti,wl1251" +- reg : Chip select address of device +- spi-max-frequency : Maximum SPI clocking speed of device in Hz +- interrupts : Should contain interrupt line +- interrupt-parent : Should be the phandle for the interrupt controller + that services interrupts for this device +- vio-supply : phandle to regulator providing VIO +- ti,power-gpio : GPIO connected to chip's PMEN pin + +Optional properties: +- ti,wl1251-has-eeprom : boolean, the wl1251 has an eeprom connected, which + provides configuration data (calibration, MAC, ...) +- Please consult Documentation/devicetree/bindings/spi/spi-bus.txt + for optional SPI connection related properties, + +Examples: + +&spi1 { + wl1251@0 { + compatible = "ti,wl1251"; + + reg = <0>; + spi-max-frequency = <48000000>; + spi-cpol; + spi-cpha; + + interrupt-parent = <&gpio2>; + interrupts = <10 IRQ_TYPE_NONE>; /* gpio line 42 */ + + vio-supply = <&vio>; + ti,power-gpio = <&gpio3 23 GPIO_ACTIVE_HIGH>; /* 87 */ + }; +};
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1.8.5.3