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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3B588C433F5 for ; Tue, 26 Oct 2021 19:25:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1C48A60C49 for ; Tue, 26 Oct 2021 19:25:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238683AbhJZT2A (ORCPT ); Tue, 26 Oct 2021 15:28:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231424AbhJZT15 (ORCPT ); Tue, 26 Oct 2021 15:27:57 -0400 Received: from mail-yb1-xb29.google.com (mail-yb1-xb29.google.com [IPv6:2607:f8b0:4864:20::b29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2A0B9C061570; Tue, 26 Oct 2021 12:25:33 -0700 (PDT) Received: by mail-yb1-xb29.google.com with SMTP id i9so235082ybi.8; Tue, 26 Oct 2021 12:25:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=rBUgQseJq2zPtCP8x6ikcKAwJhDgfwgdMRbCuv6rnd0=; b=oss7Pu7S5ldBRdue1h6+N1MDWSnadoF3IcgqegToIi18/+MxEvE7CnoVKLuTQv6gAJ v4RnBgVLOFVMmN3gZNvijYmuNomM3ckwYHJWNxAA6AwxE1UaqEBNNQXRzYMHOlfoKZHf K2rHuYa+lsWege8VGiCnv6uE4/XogOfFs+UFx7IENGc6RIYZeIfhJFKHpmeU9ng43PW5 gBJ8sL9yFLydG9k0b6YagFLc0eOc6IuW21Fv69H2+4/rSAezcJkpfDhNJLuS8XMgTRlr sg7KPoXpX7K4cofJeBvrOf266cPCcKgXlCoY57cu6Q96n59is/QiDd3XOaSs54QgtFIV VUEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=rBUgQseJq2zPtCP8x6ikcKAwJhDgfwgdMRbCuv6rnd0=; b=3G77BtyO/k+MtE6S68FeKprC8gs9kDvX/k19fii2KC4L75Al9xm3N+IdaIgFbp0OkL cXhl26m/KN3ICD0aQ8/DtAs8l9iKtzZZxUBZWu/5yB8RmFlJTQY+4E9Uo4GEw9fkalh2 mtOglhXIFf20i7umeBEiaz8aWrARABmi89lT4+yG2Vwse+wzUfFeStTSEQuCpzH4loCm MS8UqK5ILufbIdrbMxvNptMa+e3LQ7QHP0XzKALQ/th/wAy09Xkk8ps3F63D10WllwaI hEG9H5E/xldhXTVzf6t2odEJciKB9enodxl8xrTVbjRYqwUi+tBIwcR/+CmmvaAIe0cD z0WQ== X-Gm-Message-State: AOAM53051qybYD87Q7JpB30vzucUECVW7fE4EJOyLk4Cp5hyneJlMNqN veGbg5R/1x4NL4PJacFQ95W5JShlkE52A3Ibc9yHXwyluL4= X-Google-Smtp-Source: ABdhPJzHAKQhzCSpYIQJ5XiYFGPUfMteyGetlG3MivLJ23mW0y6eDlso9Zn7YyS6GJ9dpSoERFQhIsplZouMBrJsbfA= X-Received: by 2002:a25:b7c6:: with SMTP id u6mr25954633ybj.16.1635276332116; Tue, 26 Oct 2021 12:25:32 -0700 (PDT) MIME-Version: 1.0 References: <20210930121630.17449-1-prabhakar.mahadev-lad.rj@bp.renesas.com> <20210930121630.17449-2-prabhakar.mahadev-lad.rj@bp.renesas.com> In-Reply-To: From: "Lad, Prabhakar" Date: Tue, 26 Oct 2021 20:25:06 +0100 Message-ID: Subject: Re: [RFC PATCH 1/4] dt-bindings: pincfg-node: Add "output-impedance" property To: Rob Herring Cc: Lad Prabhakar , Linus Walleij , Geert Uytterhoeven , "open list:GPIO SUBSYSTEM" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , LKML , Linux-Renesas , Biju Das Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Hi Rob, Thank you for the review. On Wed, Oct 6, 2021 at 10:14 PM Rob Herring wrote: > > On Thu, Sep 30, 2021 at 01:16:27PM +0100, Lad Prabhakar wrote: > > On RZ/G2L SoC for Group-B pins, output impedance can be configured. > > This patch documents "output-impedance" property in pincfg-node.yaml so > > that other platforms requiring such feature can make use of this property. > > > > Signed-off-by: Lad Prabhakar > > --- > > Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml > > index 71ed0a9def84..cdcb23daeca2 100644 > > --- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml > > +++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml > > @@ -114,6 +114,10 @@ properties: > > description: enable output on a pin without actively driving it > > (such as enabling an output buffer) > > > > + output-impedance: > > + $ref: /schemas/types.yaml#/definitions/uint32 > > Use standard unit suffix and drop the type. > Sure will do in the next version. Cheers, Prabhakar > > + description: set the pins output impedance at most X ohm > > + > > output-low: > > type: boolean > > description: set the pin to output mode with low level > > -- > > 2.17.1 > > > >