From patchwork Tue Jul 28 12:53:42 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 6884281 X-Patchwork-Delegate: agross@codeaurora.org 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 CF5F0C05AD for ; Tue, 28 Jul 2015 12:53:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0B2222064F for ; Tue, 28 Jul 2015 12:53:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 06DE02073B for ; Tue, 28 Jul 2015 12:53:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755482AbbG1Mxr (ORCPT ); Tue, 28 Jul 2015 08:53:47 -0400 Received: from mail-wi0-f171.google.com ([209.85.212.171]:35942 "EHLO mail-wi0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753204AbbG1Mxr (ORCPT ); Tue, 28 Jul 2015 08:53:47 -0400 Received: by wicgb10 with SMTP id gb10so155344090wic.1 for ; Tue, 28 Jul 2015 05:53:46 -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=/T77XQJ2cfjBoAdnPZsnopjabtWA2+IFoU5K3mwODyE=; b=eK37SHTFja91tN253Z4LovJSv9hBRHTkshg/kdfMn8+bp1h/1hWK1pjbDOru+WkJFP 5ay2FQ40dBfw90fMCRMhsiUj9IIpYuRRtZuF2WR6TlMHSRpPSV0hQOzt9UwyAexFhxuq 9aVgcJdCwiUg+oYQJN72ycRWxytBtnjpbizk8yXerhwj2pbeiSAkX7wsbpKK/JEyptb/ Rft1mDV+WdxeIlw6xqk7coN4v5hZyOBhb6ppkF9vzA9yMgarT2ekvSVCgbjoShoGFCrC mbtKyOC85UFiizUHs5ZZJ8rqurF//QWosU1KrOyJ3q7duAIi96TFP0xm5+cD0UkwTaqz P+Fw== X-Gm-Message-State: ALoCoQkQcAb4EnTQKkhpMEUz9Mp9+0UcJA9SdmsmGvvO/AS8k3wjjkf9mvVFIvl/FA846L33lYR4 X-Received: by 10.194.209.167 with SMTP id mn7mr62981424wjc.64.1438088026133; Tue, 28 Jul 2015 05:53:46 -0700 (PDT) Received: from srini-ThinkPad-X1-Carbon-2nd.dlink.com (host-78-147-3-201.as13285.net. [78.147.3.201]) by smtp.gmail.com with ESMTPSA id bm9sm18934980wib.10.2015.07.28.05.53.44 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 28 Jul 2015 05:53:45 -0700 (PDT) From: Srinivas Kandagatla To: agross@codeaurora.org, linux-arm-msm@vger.kernel.org Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v1 1/7] ARM: dts: ifc6410: Add pwrseq support for WLAN Date: Tue, 28 Jul 2015 13:53:42 +0100 Message-Id: <1438088022-17350-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1438087956-17307-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1438087956-17307-1-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=-8.3 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 This patch adds pwrseq for WLAN which resets the WLAN just before the SDIO bus is up. Signed-off-by: Srinivas Kandagatla --- arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts index 88d6655..df560cf 100644 --- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts +++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts @@ -1,5 +1,6 @@ #include "qcom-apq8064-v2.0.dtsi" #include +#include / { model = "Qualcomm APQ8064/IFC6410"; @@ -206,6 +207,28 @@ status = "okay"; }; + qcom,ssbi@500000 { + pmicintc: pmic@0 { + pm8921_gpio: gpio@150 { + pinctrl-names = "default"; + pinctrl-0 = <&wlan_default_gpios>; + wlan_default_gpios: wlan-gpios { + pios { + pins = "gpio43"; + function = "normal"; + bias-disable; + power-source = ; + }; + }; + }; + }; + }; + + sdcc4_pwrseq:pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&pm8921_gpio 43 GPIO_ACTIVE_LOW>; + }; + amba { /* eMMC */ sdcc1: sdcc@12400000 { @@ -227,6 +250,7 @@ status = "okay"; vmmc-supply = <&ext_3p3v>; vqmmc-supply = <&pm8921_lvs1>; + mmc-pwrseq = <&sdcc4_pwrseq>; }; }; };