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=-3.0 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, 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 B0A21C10F0E for ; Thu, 18 Apr 2019 12:48:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 808BF2183E for ; Thu, 18 Apr 2019 12:48:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="Kwi7D6/7" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388405AbfDRMsC (ORCPT ); Thu, 18 Apr 2019 08:48:02 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:42135 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726162AbfDRMsC (ORCPT ); Thu, 18 Apr 2019 08:48:02 -0400 Received: by mail-wr1-f67.google.com with SMTP id g3so2817734wrx.9 for ; Thu, 18 Apr 2019 05:48:01 -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=zCoFO+U6J6V4upBBcgRbShJ9mBRp671ZMCkEN4roMmc=; b=Kwi7D6/7UCuK21K17QZqCdwlWSBCXkwz6XCwmCXGiRakEUBWbpffLd5GIPa8TOTnZe HJPjRXeizM+cNiyc9YSx3MH5G+uDrNhLsl1yyn782+uLQuPBx9YDYXmpkqrxT0b5/H+A qOhI08DFFa9e0FKEyG4jcGCXR/QGfHbhzyiFUJmVB6slQFapECurO3ytG8xtP5Jrr1Gc awb672/ItMblTTvml5CpIIx/pzWbMv1gaaSHbku85/uHSC4etip6hPW55RfxgkDBxlZ7 edvkyz5woRH5rm4ybvQz8SPGT0LNFwJZr+viCZQBe8RFeKIggWClUhzssEmwRpCzzDu9 CgxQ== 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=zCoFO+U6J6V4upBBcgRbShJ9mBRp671ZMCkEN4roMmc=; b=SfPU0cju/O1ecCU0DSJ8S9xWSZVQAJ2mweKjQF5D+b0q67b8lcKcZNpTNbvBLGw7jk lEKPqiIdMVQMM9ha25VHAhJ/1leBFyY81eSbr/qmLiOnrHaDc4HOk1oCPSxb2fIf1dcZ 7tGIk3UQ5mAWHX0wTH60+xiHXBhEJEo0YnRgXZBk/8rLBIWeegWIdZLH7ksneDhvVN0f wU0cUIT0Ti+UlMyDObxM87jF+8vWgiag80Ryk4y+CXSLnlqIUFTC9BOMzRnoc9OWwAfl jCpAK1prZG6GxzjethavTNmFB5QI/1pSpEb8erN2k8VjEm2eRfS2zpmXP2QgpW67DLJo H6hg== X-Gm-Message-State: APjAAAU033PLoSARKLZ6zxxX5/jXQVh/jC+OEpArRgZEXETlvCDUShmJ aJnPxzHVnQcnSGgBDACjvteliQ== X-Google-Smtp-Source: APXvYqyBP9KpAvFTbFL4x8mrUe5kZzQ7GbeQs9drJWsz2j2Ip14m6nem990Rc1mGTMLzIzntsc8QdQ== X-Received: by 2002:adf:e703:: with SMTP id c3mr7659644wrm.98.1555591680673; Thu, 18 Apr 2019 05:48:00 -0700 (PDT) Received: from glaroque-ThinkPad-T480.baylibre.local (lmontsouris-657-1-212-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.gmail.com with ESMTPSA id q17sm1256823wrw.70.2019.04.18.05.47.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 18 Apr 2019 05:47:59 -0700 (PDT) From: Guillaume La Roque To: linus.walleij@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, khilman@baylibre.com Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/4] Add drive-strength in Meson pinctrl driver Date: Thu, 18 Apr 2019 14:47:54 +0200 Message-Id: <20190418124758.24022-1-glaroque@baylibre.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.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 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 (4): dt-bindings: pinctrl: add a 'drive-strength-uA' property pinctrl: generic: add new 'drive-strength-uA' property support dt-bindings: pinctrl: meson: Add drive-strength-uA property pinctrl: meson: add support of drive-strength-uA .../bindings/pinctrl/meson,pinctrl.txt | 3 + .../bindings/pinctrl/pinctrl-bindings.txt | 3 + drivers/pinctrl/meson/pinctrl-meson-g12a.c | 36 ++-- drivers/pinctrl/meson/pinctrl-meson.c | 166 ++++++++++++++---- drivers/pinctrl/meson/pinctrl-meson.h | 20 ++- drivers/pinctrl/pinconf-generic.c | 2 + include/linux/pinctrl/pinconf-generic.h | 3 + 7 files changed, 174 insertions(+), 59 deletions(-) -- 2.17.1