From patchwork Tue Aug 18 13:10:01 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 7031221 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 61DAEC05AC for ; Tue, 18 Aug 2015 13:10:14 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 67B2D2065D for ; Tue, 18 Aug 2015 13:10:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8E3BC2079F for ; Tue, 18 Aug 2015 13:10:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753114AbbHRNKI (ORCPT ); Tue, 18 Aug 2015 09:10:08 -0400 Received: from mail-wi0-f171.google.com ([209.85.212.171]:33012 "EHLO mail-wi0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753115AbbHRNKG (ORCPT ); Tue, 18 Aug 2015 09:10:06 -0400 Received: by wijp15 with SMTP id p15so100227929wij.0 for ; Tue, 18 Aug 2015 06:10:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=XCVZPX648zJOZ/b3rmcdzwP0ORYmZeCbhAPGrTbERZk=; b=mhbKJ9fQVnqpixO9KSoOl7xsSjg4hTM7jXBWbeVTCWNteQLheIAwkgEUVnYg9X2GJD +WlB1+yqkfXZT45+wEHA2bh//OoJX5JrnoEgCyYImJBA3xKqccN1asuJVZFww7Dgv9lz bv6RW6A2TSTg618VRo8I/o8EjP2vlVtWhy1TI5R9ORWnkcPKMRvCUU8PQON3cSvMllyQ 1Suvd+FO+O7E1RbduSvhGQzWqpq5LldOvWm4b5t0jb0fCgHS/6tgL2ndxFAqPTCcZiaT 8UWk0mKvZjHYsnKKzNngRsysN1Q/04QvKjrvRowi2tLPghXDmm8iVby7BPIJ/fb+39U2 vIeg== X-Gm-Message-State: ALoCoQk+XhaFfxrAVSXTbHtH4hqxJNNf9WA7iYNLLIKtrQskHri9dfcJXrNHhtl/EbqF3HodoouP X-Received: by 10.194.63.42 with SMTP id d10mr14051345wjs.92.1439903405215; Tue, 18 Aug 2015 06:10:05 -0700 (PDT) Received: from localhost.localdomain (host-92-13-246-184.as43234.net. [92.13.246.184]) by smtp.gmail.com with ESMTPSA id vl1sm11687042wjc.0.2015.08.18.06.10.03 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 18 Aug 2015 06:10:04 -0700 (PDT) From: Srinivas Kandagatla To: agross@codeaurora.org, linux-arm-msm@vger.kernel.org Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Russell King , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org Subject: [PATCH v2 2/6] ARM: dts: qs600: add pwrseq support to WLAN Date: Tue, 18 Aug 2015 14:10:01 +0100 Message-Id: <1439903401-20189-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1439903069-19752-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1439903069-19752-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Spam-Status: No, score=-7.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add pwrseq support to sdcc4 which would enable a proper reset of WLAN without ugly hacks in the board support file. Signed-off-by: Srinivas Kandagatla --- arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts | 32 +++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts index 34ccb26..ebde2b7 100644 --- a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts +++ b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts @@ -1,9 +1,25 @@ #include "qcom-apq8064-v2.0.dtsi" +#include +#include / { model = "CompuLab CM-QS600"; compatible = "qcom,apq8064-cm-qs600", "qcom,apq8064"; + pwrseq { + #address-cells = <1>; + #size-cells = <1>; + ranges; + compatible = "simple-bus"; + + sdcc4_pwrseq: sdcc4_pwrseq { + pinctrl-names = "default"; + pinctrl-0 = <&wlan_default_gpios>; + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&pm8921_gpio 43 GPIO_ACTIVE_LOW>; + }; + }; + soc { pinctrl@800000 { i2c1_pins: i2c1 { @@ -155,6 +171,21 @@ regulator-always-on; }; + qcom,ssbi@500000 { + pmic@0 { + gpio@150 { + wlan_default_gpios: wlan-gpios { + pios { + pins = "gpio43"; + function = "normal"; + bias-disable; + power-source = ; + }; + }; + }; + }; + }; + amba { /* eMMC */ sdcc1: sdcc@12400000 { @@ -173,6 +204,7 @@ status = "okay"; vmmc-supply = <&v3p3_fixed>; vqmmc-supply = <&v3p3_fixed>; + mmc-pwrseq = <&sdcc4_pwrseq>; }; }; };