From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B4CBC04AB3 for ; Thu, 9 May 2019 16:29:30 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 26B952182B for ; Thu, 9 May 2019 16:29:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ipmusv4R"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="GTmpYoVk" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 26B952182B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=o3/I4fl21O4APoRJoLwN+ILyB/jjZMNY5WECFHAVWkA=; b=ipm usv4R649VnU9rlA7SkjD8dvFMiv1JkaGXx3Mn0Vv2TbtWKLPB4wOFnuBJatvYSSB0phmMpkT2Je0l ooMQb5gngLWKtQ6Rvt4vH7LKT//5h6R24yRkZfoSaGu97EDWmGcgfBlMxGksdEJUG/ts9VPFQ3jog 8uxiwl5UfSygXSddCno2WC21iW3OwD84dddWOhNis7bUb8ZpfqJ32fvBaDrAqVgWt8QJoptSx0fGd JkR91P3OJBPXpEO+/twnEHHB9mhq50i+nX/WNqD9JUExErijTQsIzLnrvOj8qm0k7wui6cfoXecDm oouOAQb2aiim/wI4L+YSmPpPsPPk0JQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hOlvC-0005wN-9D; Thu, 09 May 2019 16:29:26 +0000 Received: from mail-wr1-x442.google.com ([2a00:1450:4864:20::442]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hOlvA-0005vH-1B for linux-amlogic@lists.infradead.org; Thu, 09 May 2019 16:29:25 +0000 Received: by mail-wr1-x442.google.com with SMTP id f7so3954605wrq.1 for ; Thu, 09 May 2019 09:29:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=xnUcq849ljF3W1PVVaGBumjDSyHUcTVt7HVj2vrbpqs=; b=GTmpYoVkiFD9q5dllN+UTANfhfNppEO9k9r2mtPKdiNTKlSo2/K11Kc1DoLO3pzGzo +8oadDWMMF73u7uqsEZVKantnFEz5I1jvg8q9diJ6h67xa9PwPRxZeqN9qzkghbTPqKl Ejxg9meqYwvs8CCfmixifG+k1qEOibJwAnoXDZK57nBxIMlP4YQG/mYlfIVdmMxX9dWU MppYB4r7h8KEEcJBJndg79YL+AZwelfMkzB3PCvXTx5vdbxegozXDdM4wuWT2uw1nlZd ImyV2grmhzXcCDroeRpOWDhTsWt1pRy5VwtgGikKnh7mlrZDfohpGp1+5w9OPq0yooKl 270A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=xnUcq849ljF3W1PVVaGBumjDSyHUcTVt7HVj2vrbpqs=; b=pZBQcatB+hs3nMmmLqKETA17kInGCsIEqaCmo3awhUZO0QecGK2N4LvgKetdFuJrOT ei2EHCHlZ6hZwFGEAhjr7uMMCvWtZfFEH1JZvAapTJG0H7VAYvNoOTR0Zjkawkttse7x qBbvT/yr66iIrXPR6GSlocdKLm7WuHf8Lm0EexPZxVumsjRhb41vfmoWi05iH5wtrHlB DzKSHQbOnWJG/eX42EkjMCecrnm2jAyimWCNAQMs69FUVq7jI54+Hs/pWdaWcHvQ/35z gRrQz5TWOoUma9A6tZ1XRsMBs+kPcJkvmooe8m9zoP/Bny4GWWFvPmTsM6W9Ox4vWHK4 WmsA== X-Gm-Message-State: APjAAAXfj9LHn3d4RzVfSLJgUlCt1xji9KKJ7+5poNpt0scqL7adnei2 khUOoI/E6SOMyUqW0ZmE3XtCZQ== X-Google-Smtp-Source: APXvYqyiMcEGk177HRPJlCRGpEKkfOvFY/t5LFvZZuyi6ApMgWQ/TqSREiCeGqHv1iD451gqV5gHBQ== X-Received: by 2002:a5d:4a92:: with SMTP id o18mr3791996wrq.80.1557419362487; Thu, 09 May 2019 09:29:22 -0700 (PDT) Received: from glaroque-ThinkPad-T480.home ([2a01:cb1d:379:8b00:1910:6694:7019:d3a]) by smtp.gmail.com with ESMTPSA id k2sm4116297wrg.22.2019.05.09.09.29.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 09 May 2019 09:29:21 -0700 (PDT) From: Guillaume La Roque To: linus.walleij@linaro.org, khilman@baylibre.com Subject: [PATCH v4 0/6] Add drive-strength in Meson pinctrl driver Date: Thu, 9 May 2019 18:29:14 +0200 Message-Id: <20190509162920.7054-1-glaroque@baylibre.com> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190509_092924_072233_AB6D5387 X-CRM114-Status: GOOD ( 10.94 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, jbrunet@baylibre.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org The purpose of this patchset is to add drive-strength support in meson pinconf driver. This is a new feature that was added on the g12a. It is critical for us to support this since many functions are failing with default pad drive-strength. The value achievable by the SoC are 0.5mA, 2.5mA, 3mA and 4mA and the DT property 'drive-strength' is expressed in mA. So this patch add another generic property "drive-strength-uA". The change to do so would be minimal and could be benefit to other platforms later on. Cheers Guillaume Changes since v3: - remove dev_err in meson_get_drive_strength - cleanup code Changes since v2: - update driver-strength-uA property to be compliant with DT documentation - rework patch series for better understanding - rework set_bias function Changes since v1: - fix missing break - implement new pinctrl generic property "drive-strength-uA" [1] https://lkml.kernel.org/r/20190314163725.7918-1-jbrunet@baylibre.com Guillaume La Roque (6): dt-bindings: pinctrl: add a 'drive-strength-microamp' property pinctrl: generic: add new 'drive-strength-microamp' property support dt-bindings: pinctrl: meson: Add drive-strength-microamp property pinctrl: meson: Rework enable/disable bias part pinctrl: meson: add support of drive-strength-microamp pinctrl: meson: g12a: add DS bank value .../bindings/pinctrl/meson,pinctrl.txt | 4 + .../bindings/pinctrl/pinctrl-bindings.txt | 3 + drivers/pinctrl/meson/pinctrl-meson-g12a.c | 36 ++-- drivers/pinctrl/meson/pinctrl-meson.c | 180 ++++++++++++++---- drivers/pinctrl/meson/pinctrl-meson.h | 18 +- drivers/pinctrl/pinconf-generic.c | 2 + include/linux/pinctrl/pinconf-generic.h | 3 + 7 files changed, 193 insertions(+), 53 deletions(-) -- 2.17.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic