From patchwork Fri Feb 14 23:05:56 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 3654981 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 71780BF13A for ; Fri, 14 Feb 2014 23:08:07 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8C96A201C7 for ; Fri, 14 Feb 2014 23:08:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AFBE0201BB for ; Fri, 14 Feb 2014 23:08:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752735AbaBNXHi (ORCPT ); Fri, 14 Feb 2014 18:07:38 -0500 Received: from ring0.de ([5.45.105.125]:33089 "EHLO smtp.ring0.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753258AbaBNXHH (ORCPT ); Fri, 14 Feb 2014 18:07:07 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Status: No, score=-4.5 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 From: Sebastian Reichel To: Sebastian Reichel , Luciano Coelho , Tony Lindgren , "John W. Linville" Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Rob Landley , Kumar Gala , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, linux-omap@vger.kernel.org, netdev@vger.kernel.org, Sebastian Reichel Subject: [PATCHv2 5/5] Documentation: dt: wireless: Add wl1251 Date: Sat, 15 Feb 2014 00:05:56 +0100 Message-Id: <1392419156-14394-6-git-send-email-sre@debian.org> X-Mailer: git-send-email 1.8.5.3 In-Reply-To: <1392419156-14394-1-git-send-email-sre@debian.org> References: <20140125000929.GD25488@atomide.com> <1392419156-14394-1-git-send-email-sre@debian.org> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Level: * X-Virus-Scanned: ClamAV using ClamSMTP 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 --- .../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 */ + }; +};