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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E27BC76195 for ; Tue, 28 Mar 2023 06:37:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232381AbjC1GhA (ORCPT ); Tue, 28 Mar 2023 02:37:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59942 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232208AbjC1Gg7 (ORCPT ); Tue, 28 Mar 2023 02:36:59 -0400 Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF24312E for ; Mon, 27 Mar 2023 23:36:54 -0700 (PDT) Received: by mail-ed1-x529.google.com with SMTP id ek18so45315167edb.6 for ; Mon, 27 Mar 2023 23:36:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1679985413; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=rg7ln0vtWUz2rX09aiXxcm/NmjbrwQwhmjlO2+xf65c=; b=bJFuoeYvos6lpzBKhbZ13koLXy0NZysEjyNZje4vCdC0hEor+K56w5X94AhomyWBPK +arik7s1GIUOE4i3bp1dViZXfhYiDWje5wDy+VguF6ZE4b6165vuScAkj9h3qnYy50uo +e71NUyCldyEvdC6VjA2F+HGlimCffcz4hiCpLRJMXwHIkuZM2tmuPRNuXiO4zleFvhN kGg4okFvG6lc4W/timUsjP3mJxDN5pwaqqC0LyshnJHCMvuMXvMk5RzW1lrcsArnX9kw 4EBXz+ExSJDKrEx10Q1rYaDxrVpXcbRtamA466QBSihz1LtVDDuue1qLjHIRcNKxav84 7ysA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679985413; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=rg7ln0vtWUz2rX09aiXxcm/NmjbrwQwhmjlO2+xf65c=; b=wLIjm0Il/cdsjlYypb6JfPjNgwUURNs5T25Pr/MOaSXsP5JsfJPYVj+a6Ke2Z3D70u wTxy/N0kxB3WAJCrobEtb5uffSYnrbRsl2NEMD0jJc4Ina1S0slLpKi1j+bCGnF9c3PH SGqpqo6KMuH+BjTqnRpOFEwaz3+QQM0WLIIXvf/VaNjLI0tFm/rVOC1tP770w49PuTjh PLz6VE+VI7OyXOUiHbviSKNsGvN68+E8YuSqFBHtoajjEESolxpDy1iMOGL4sCiLIQ2k AbDRojmX8IsbGl0AVq/iFx0nxXTLB4zfHhA71c7oKRX/uEU/T0XU1LvbxE7emspx6wLc WZxQ== X-Gm-Message-State: AAQBX9cf2RPXTqGgUAz0jYEjwQtsu6hHR8DdgGYNLND4w9zY2GqO1aHv AMtuf659c62sLrQXcDJBquGB8g== X-Google-Smtp-Source: AKy350YR4kjr4yCk8UnUPhlJWSjLT1aUW1CZ0zwUJkBhu0R6dQMskjbM2t0Zl3BjeL+CDVqDOR++FA== X-Received: by 2002:a17:906:d78f:b0:932:40f4:5c49 with SMTP id pj15-20020a170906d78f00b0093240f45c49mr15253200ejb.67.1679985413260; Mon, 27 Mar 2023 23:36:53 -0700 (PDT) Received: from ?IPV6:2a02:810d:15c0:828:9e92:dca6:241d:71b6? ([2a02:810d:15c0:828:9e92:dca6:241d:71b6]) by smtp.gmail.com with ESMTPSA id r5-20020a1709064d0500b00923f05b2931sm14868672eju.118.2023.03.27.23.36.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Mar 2023 23:36:52 -0700 (PDT) Message-ID: <1838b760-c911-cb0a-184e-150df2f86c3b@linaro.org> Date: Tue, 28 Mar 2023 08:36:51 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH 1/2] dt-bindings: firmware: arm,scmi: Support mailboxes unidirectional channels Content-Language: en-US To: Cristian Marussi Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, sudeep.holla@arm.com, vincent.guittot@linaro.org, souvik.chakravarty@arm.com, nicola.mazzucato@arm.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org References: <20230327140342.222168-1-cristian.marussi@arm.com> <20230327140342.222168-2-cristian.marussi@arm.com> From: Krzysztof Kozlowski In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 27/03/2023 17:27, Cristian Marussi wrote: >>> + - | >>> + firmware { >>> + scmi { >>> + compatible = "arm,scmi"; >>> + mboxes = <&mhu_U_tx 0 0>, <&mhu_U_rx 0 0>; >>> + shmem = <&cpu_scp_lpri0>; >>> + >>> + #address-cells = <1>; >>> + #size-cells = <0>; >> >> I don't think adding one more example with difference in only one piece >> is needed here. >> > > Mmm, I thought was sensible to add this example, given that a mailbox > transport configuration for a mailbox exposing unidrectional channels is > quite different from the usual bidirectional channel config already > present in the pre-existent example. > > I'll add mbox-names into this example and see if I can change your > mind...or I can then finally drop it. And what exactly this one more example changes? Does not validate different parts of the binding if only one property differs... Best regards, Krzysztof