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([2a02:8109:8617:d700:fe0f:5a9d:7cd0:4679]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b07b32dd3efsm148194566b.55.2025.09.11.08.11.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Sep 2025 08:11:41 -0700 (PDT) Message-ID: Date: Thu, 11 Sep 2025 17:11:40 +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 v2] media: i2c: alvium: cleanup media bus formats To: Sakari Ailus Cc: linux-media@vger.kernel.org, michael.roeder@avnet.eu, martin.hecht@avnet.eu, Tommaso Merciai , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org References: <20250909135938.2841635-1-mhecht73@gmail.com> Content-Language: en-US From: Martin Hecht In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Sakari, On 9/11/25 14:14, Sakari Ailus wrote: > Hi Martin, > > On Tue, Sep 09, 2025 at 03:59:37PM +0200, Martin Hecht wrote: >> This patch removes MEDIA_BUS_FMT_RBG888_1X24 and MEDIA_BUS_FMT_BGR888_1X24 >> as of that formats are not supported by Alvium currently. >> The missing and supported MEDIA_BUS_FMT_RGB565_1X16 has been added. > > What's the pixel order used by the format in Alvium case? > The Alvium has a fixed pixel order currently what should be BGR during transmission of any RGB format as described in MIPI-CSI2 spec 1.3. We tested with MEDIA_BUS_FMT_RGB888_1X24 as well as MEDIA_BUS_FMT_RGB888_3X8 for RGB24 in several SoCs like imx8mm, imx8mp and Xilinx CSI2RX subsystem on ZynqMP and Versal. Does that answer your question? BR Martin