From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 063B318DB35; Fri, 22 Aug 2025 12:42:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.207.212.93 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755866565; cv=none; b=cxPDrg/+DXbLEnAM8vt+3Pe9L2TqBv2hUsuIqRSMsE/UduQ5oYVwVQIl0++Wz+Arao2ZCm4YuncjPs1/DnB1Ru8i+h/OVSi19JFM7WM/iR5QtLp58C2z7wRfT/OOts9AarhVV/Y8J3JwSAoV3hocugTofx3PwdaV1gC6Ym0xdpM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755866565; c=relaxed/simple; bh=eSVWW9/RsUR0779tf2GJNPnM0xohLh9XA+70HhSuETE=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=oq7vGwwP7OuiEs3NvkTj++480j1P9HEIsLYK3eDvhyFhq49oN/PTZEVTM4Kgc+5FrKf6KqidlPRasrVoVi7DfupBk1gWqi4xT7h6wQUlOfSZWg3+byEQcZXVgzN1xkdgsh2dOez/9G5FIfYvzFZ68eutIEsrzu9CSjcsFVPpjL4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com; spf=pass smtp.mailfrom=foss.st.com; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b=DWOSEnnd; arc=none smtp.client-ip=91.207.212.93 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=foss.st.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b="DWOSEnnd" Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 57MAlQTX029436; Fri, 22 Aug 2025 14:42:27 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=selector1; bh= twVR4aLcjBcIxVR1vTBIjLNrHaf5X700fq4KHmsJOG0=; b=DWOSEnndEyapOE0z yWh2HktcvWlWZHVAPSNECRWV9xXMgfYF7sqZT8Z2rsta6lW0rXJw8LNtyBfBr88I EjmcFYbHkTQo1adZ3IoFV9EbKceqAGe/Is5mk+s+UtPf1Ul4dnJ7R4gX8CLtAUaz 6D3xgF49WDwaxSKr1YsRUa1iAjNXnrMaaAk1UymjBCxqK7L+cIk/m2IDKOzMD/nR t3xoV8acdLP+gFoBMdoEuih82fSSX6v+FFgzkvFqkDrPrrFr1mRGnwWl9n3s+Pnc EokqKutOd6JyCkITN1c4i1AomgidgH6dX8ZFXPjoyKmFMFc/d9aecxFkeBwuf4Rh 33Q5/A== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 48np7n7656-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 22 Aug 2025 14:42:27 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 3126F4004A; Fri, 22 Aug 2025 14:41:08 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 6DC5F71CEE0; Fri, 22 Aug 2025 14:40:14 +0200 (CEST) Received: from [10.48.87.178] (10.48.87.178) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Fri, 22 Aug 2025 14:40:13 +0200 Message-ID: Date: Fri, 22 Aug 2025 14:40:12 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 02/13] dt-bindings: display: st,stm32-ltdc: add access-controllers property To: Raphael Gallais-Pou , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , "Krzysztof Kozlowski" , Conor Dooley , "Maxime Coquelin" , Alexandre Torgue , Catalin Marinas , Will Deacon , Christophe Roullier CC: , , , , References: <20250821-drm-misc-next-v4-0-7060500f8fd3@foss.st.com> <20250821-drm-misc-next-v4-2-7060500f8fd3@foss.st.com> Content-Language: en-US From: Yannick FERTRE In-Reply-To: <20250821-drm-misc-next-v4-2-7060500f8fd3@foss.st.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: EQNCAS1NODE4.st.com (10.75.129.82) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-22_04,2025-08-20_03,2025-03-28_01 Hi Raphael, Thanks for the patch. Acked-by: Yannick Fertre Le 21/08/2025 à 13:08, Raphael Gallais-Pou a écrit : > access-controllers is an optional property that allows a peripheral to > refer to one or more domain access controller(s). > > This property is added when the peripheral is under the STM32 firewall > controller. It allows an accurate representation of the hardware, where > the peripheral is connected to a firewall bus. The firewall can then check > the peripheral accesses before allowing its device to probe. > > Acked-by: Rob Herring (Arm) > Signed-off-by: Raphael Gallais-Pou > --- > Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml > index bcedcfef5427f5725a0473c09628e70d172c8f58..e27347acee5dacf56cb3971d4b62c34dfc64d7e2 100644 > --- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml > +++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml > @@ -41,6 +41,9 @@ properties: > resets: > maxItems: 1 > > + access-controllers: > + maxItems: 1 > + > port: > $ref: /schemas/graph.yaml#/properties/port > description: | >