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=-14.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 482BCC433B4 for ; Mon, 10 May 2021 16:16:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1628D610F7 for ; Mon, 10 May 2021 16:16:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231476AbhEJQR7 (ORCPT ); Mon, 10 May 2021 12:17:59 -0400 Received: from mail-ot1-f49.google.com ([209.85.210.49]:44674 "EHLO mail-ot1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231463AbhEJQRx (ORCPT ); Mon, 10 May 2021 12:17:53 -0400 Received: by mail-ot1-f49.google.com with SMTP id r26-20020a056830121ab02902a5ff1c9b81so14907056otp.11; Mon, 10 May 2021 09:16:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=nrcqbsyKBAhq77Sm8CjIWowkf8WymhxPZxoEz43q6O8=; b=ZxgYbaj4ieRZrzO2t0VkA9o8+2gc0VW8ZEbiqWmn3Ij2jVMJa8L0ewTPh8hG4e8lsl EIXxZW7bucyB9fr21/vpxUpOyvnzSjKGMCs74MOAbyDg30IOBrkG98QmgZGDfNSkTLRV kgdzBRoszFdDdpNNQ7JV0QrQLd/k94rNdSuQrpvyKIELGNGoahixsa3+9HEASQDDSEKz ZOAeFMmnFtR2rVed9Ix4DtBzt3keAQYvd8C/GHo0qES73OlgJUAFKd6IC7hL0iAHVE7T deMJyryW5IsFxpL8zCw6TON8alefWZQNX53gQDvNM+2CH91daNtwaPACezJVo/48nWm0 Amdw== X-Gm-Message-State: AOAM531drauM8wyyv4wrZNm4Ygp1ymv6AvX7XBHZLosx7fnUhWeu+8sZ fDHuO8rEXzx7flfjfurnHg== X-Google-Smtp-Source: ABdhPJzso8melaggO++aFIWeh86OeFUvHG+pnNX61c2NBBnz3Lalt8pOb7JM8tRhjBofqZZEeF5KbQ== X-Received: by 2002:a9d:754a:: with SMTP id b10mr22341197otl.359.1620663408529; Mon, 10 May 2021 09:16:48 -0700 (PDT) Received: from robh.at.kernel.org (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id i130sm2724994oif.49.2021.05.10.09.16.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 May 2021 09:16:47 -0700 (PDT) Received: (nullmailer pid 222668 invoked by uid 1000); Mon, 10 May 2021 16:16:46 -0000 Date: Mon, 10 May 2021 11:16:46 -0500 From: Rob Herring To: Lucas Stach Cc: Fabio Estevam , Pengutronix Kernel Team , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Adrian Hunter , linux-arm-kernel@lists.infradead.org, Ulf Hansson Subject: Re: [PATCH 1/2] dt-bindings: mmc: add no-mmc-hs400 flag Message-ID: <20210510161646.GA222624@robh.at.kernel.org> References: <20210508205658.91105-1-dev@lynxeye.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210508205658.91105-1-dev@lynxeye.de> Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org On Sat, 08 May 2021 22:56:57 +0200, Lucas Stach wrote: > HS400 requires a data strobe line in addition to the other MMC signal > lines, so if a board design neglects to wire up this signal, HS400 mode > is no available, even if both the controller and the eMMC are claiming > to support this mode. Add a DT flag to allow boards to disable the > HS400 support in this case. > > Signed-off-by: Lucas Stach > --- > Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > Acked-by: Rob Herring