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 E1C22EB64DB for ; Thu, 15 Jun 2023 13:38:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344090AbjFONiY (ORCPT ); Thu, 15 Jun 2023 09:38:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344479AbjFONiB (ORCPT ); Thu, 15 Jun 2023 09:38:01 -0400 Received: from mail-ej1-x62c.google.com (mail-ej1-x62c.google.com [IPv6:2a00:1450:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 038982971 for ; Thu, 15 Jun 2023 06:36:21 -0700 (PDT) Received: by mail-ej1-x62c.google.com with SMTP id a640c23a62f3a-977c8423dccso164628366b.1 for ; Thu, 15 Jun 2023 06:36:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1686836179; x=1689428179; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=NxhJfd2ll8nAFEQrVCzLMvEn8Jp9xjM7Kxtgv+YXz0k=; b=dsjqIHaT5wS4DUA/yheEW/2GYzurEmgUgIdHq8/vnYdTrOHAuOM5AodlutyPp2pYRJ L7WPq+XRdmZm+UUmGW728WTZtYZNBCJnUrTz4XR2sQq+h/myyiPXeBMI18MhZlfyPnpG Y0Ja9e0CPdydOd+P1qtJ2CYne6/7V+ddBVCuWqJ1N5IFdAENJ6MvG5NSPSM4HBcpUgTH ylPIm1TV3B+SArtmR0ttkf/wzafizoa9pOtEDljmAYnlKzH5aLQD88yY0BnS7m6auj9h V+iG+8YD7YpbdxhfDMX58LzUmPeXtbSu4ytX2Or+cxFPY0nB9ccu5RQsMckZpf7lYy+t zNHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686836179; x=1689428179; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=NxhJfd2ll8nAFEQrVCzLMvEn8Jp9xjM7Kxtgv+YXz0k=; b=RnrQM9QxmhqpCEnBYnFjrm7Dzbz1lRObblW++DVkitgTRV0mdO5Ww1uZsAzJbOhYqO Zi5YBw8VclTr5xikmAPPvzd/IkdCxii3x0jM/ikHcmEvrapbYELfcyBc+/19WV7Hyt8J SksuKzGmWnzIYAyfUrl+dmV4fJ61i8ZUoZGiB8HulJy1XJRCxV4iqKUld4agsO5n+6s0 bbgn3ynvHkNvS8mCNq5q4Zx6MnN8Vp4rn/HFIqL13Jw3tYnht9fcHhxznXbw4hC6UrKq qyMDAkWzc9nAO3s7Y8FeSyeCmkA66bfnMz4SQaVPNTBHKqyA0vJX/VbjO7nIv2bcR8uK r9wg== X-Gm-Message-State: AC+VfDzXAi60kQPAlPwX6qeQnuu0VofP7YdPw0274Dp+oE5nioePEy9l rG/kOBozBL+bQXIJ3W8KvhE6ng== X-Google-Smtp-Source: ACHHUZ5G2KDVI97s5jDk0HjvRJ8KLjMmTYTO6401STaAZBen4SFHRcAjha9stATuA+Qbd4ZYA9sCEw== X-Received: by 2002:a17:907:948a:b0:978:9235:d450 with SMTP id dm10-20020a170907948a00b009789235d450mr5096371ejc.9.1686836178947; Thu, 15 Jun 2023 06:36:18 -0700 (PDT) Received: from [192.168.1.20] ([178.197.219.26]) by smtp.gmail.com with ESMTPSA id u13-20020a1709064acd00b009787ad3157bsm9470074ejt.39.2023.06.15.06.36.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 15 Jun 2023 06:36:18 -0700 (PDT) Message-ID: <479bf05e-342d-f94b-87f3-4cc0a95fb01a@linaro.org> Date: Thu, 15 Jun 2023 15:36:16 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH v3 3/4] dt-bindings: spi: stm32: disable spi-slave property for stm32f4-f7 To: Valentin Caron , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexandre Torgue , Alain Volmat Cc: linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20230615075815.310261-1-valentin.caron@foss.st.com> <20230615075815.310261-4-valentin.caron@foss.st.com> Content-Language: en-US From: Krzysztof Kozlowski In-Reply-To: <20230615075815.310261-4-valentin.caron@foss.st.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 15/06/2023 09:58, Valentin Caron wrote: > From: Alain Volmat > > STM32F4 and STM32F7 can't switch to spi device mode. > Forbid this property with compatible "st,stm32f4-spi". Just to clarify - driver cannot switch or hardware does not support it? Please use subject prefixes matching the subsystem. You can get them for example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory your patch is touching. (spi: dt-bindings:) Best regards, Krzysztof