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Tue, 22 Apr 2025 10:34:05 +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 67C4040066; Tue, 22 Apr 2025 10:33:16 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id C46459D2849; Tue, 22 Apr 2025 10:32:59 +0200 (CEST) Received: from [10.48.87.126] (10.48.87.126) 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; Tue, 22 Apr 2025 10:32:59 +0200 Message-ID: <30e35d4b-e3a3-4369-8fc2-df804923d804@foss.st.com> Date: Tue, 22 Apr 2025 10:32:58 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 10/13] ARM: dts: stm32: add ETZPC as a system bus for STM32MP1x boards To: Patrice Chotard , CC: U-Boot STM32 , Lionel Debieve , Gatien Chevallier , Marek Vasut , Tom Rini References: <20250401131413.387139-1-patrice.chotard@foss.st.com> <20250401131413.387139-11-patrice.chotard@foss.st.com> Content-Language: en-US From: Patrick DELAUNAY In-Reply-To: <20250401131413.387139-11-patrice.chotard@foss.st.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.48.87.126] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-22_04,2025-04-21_02,2024-11-22_01 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Hi, On 4/1/25 15:14, Patrice Chotard wrote: > From: Lionel Debieve > > The STM32 System Bus is an internal bus on which devices are connected. > ETZPC is a peripheral overseeing the firewall bus that configures > and control access to the peripherals connected on it. > > For more information on which peripheral is securable, please read > the STM32MP13 or STM32MP15 reference manual. > > Signed-off-by: Lionel Debieve > Signed-off-by: Gatien Chevallier > Signed-off-by: Patrice Chotard > --- > > arch/arm/dts/stm32mp13-u-boot.dtsi | 4 ++++ > arch/arm/dts/stm32mp15-u-boot.dtsi | 4 ++++ > 2 files changed, 8 insertions(+) > Reviewed-by: Patrick Delaunay Thanks Patrick