From d96c8b77407de054e7a485bdef793ed5be827df4 Mon Sep 17 00:00:00 2001 From: Eliad Peller Date: Wed, 18 Mar 2015 18:38:27 +0200 Subject: [PATCH] dt: bindings: add TI's wilink wireless device Add device tree binding documentation for TI's wilink (wl12xx and wl18xx) wlan chip. Signed-off-by: Eliad Peller Tested-by: Nikita Kiryanov Acked-by: Kalle Valo Signed-off-by: Tony Lindgren --- .../devicetree/bindings/net/wireless/ti,wlcore.txt | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/wireless/ti,wlcore.txt diff --git a/Documentation/devicetree/bindings/net/wireless/ti,wlcore.txt b/Documentation/devicetree/bindings/net/wireless/ti,wlcore.txt new file mode 100644 index 0000000..2a3d90d --- /dev/null +++ b/Documentation/devicetree/bindings/net/wireless/ti,wlcore.txt @@ -0,0 +1,47 @@ +TI Wilink 6/7/8 (wl12xx/wl18xx) SDIO devices + +This node provides properties for controlling the wilink wireless device. The +node is expected to be specified as a child node to the SDIO controller that +connects the device to the system. + +Required properties: + - compatible: should be one of the following: + * "ti,wl1271" + * "ti,wl1273" + * "ti,wl1281" + * "ti,wl1283" + * "ti,wl1801" + * "ti,wl1805" + * "ti,wl1807" + * "ti,wl1831" + * "ti,wl1835" + * "ti,wl1837" + - interrupts : specifies attributes for the out-of-band interrupt. + +Optional properties: + - interrupt-parent : the phandle for the interrupt controller to which the + device interrupts are connected. + - ref-clock-frequency : ref clock frequency in Hz + - tcxo-clock-frequency : tcxo clock frequency in Hz + +Note: the *-clock-frequency properties assume internal clocks. In case of external +clock, new bindings (for parsing the clock nodes) have to be added. + +Example: + +&mmc3 { + status = "okay"; + vmmc-supply = <&wlan_en_reg>; + bus-width = <4>; + cap-power-off-card; + keep-power-in-suspend; + + #address-cells = <1>; + #size-cells = <0>; + wlcore: wlcore@2 { + compatible = "ti,wl1835"; + reg = <2>; + interrupt-parent = <&gpio0>; + interrupts = <19 IRQ_TYPE_LEVEL_HIGH>; + }; +}; -- 2.7.4