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b=VNNHScURnLRLlFMYHWvQhqXQkfasAJeD30iSElUMk/OiUjBO3I/gNMgn07ILZD2uFo74gcFjH2pWr+ppsSraTf5BB8G2i37MGGjDOCi11IfgUR7fvLDS/JQ4NEqYMpcXqHVoJ/n5vd/U9ioFIxO/WNeYvnD5jB/QA4Y5PXQi3yI= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=cherry.de; Received: from DU4PR04MB12026.eurprd04.prod.outlook.com (2603:10a6:10:643::14) by AM9PR04MB8537.eurprd04.prod.outlook.com (2603:10a6:20b:434::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9388.9; Wed, 3 Dec 2025 10:36:44 +0000 Received: from DU4PR04MB12026.eurprd04.prod.outlook.com ([fe80::2c21:dc0b:a3c5:531b]) by DU4PR04MB12026.eurprd04.prod.outlook.com ([fe80::2c21:dc0b:a3c5:531b%5]) with mapi id 15.20.9366.012; Wed, 3 Dec 2025 10:36:44 +0000 Message-ID: <66560f3d-dbb3-4c4e-a46b-8e2f604d53ed@cherry.de> Date: Wed, 3 Dec 2025 11:36:10 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 9/9] arm64: dts: rockchip: Add the Video-Demo overlay for Lion Haikou From: Quentin Schulz To: Heiko Stuebner Cc: maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, andy.yan@rock-chips.com, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, cn.liweihao@gmail.com, Heiko Stuebner References: <20251021074254.87065-1-heiko@sntech.de> <20251021074254.87065-10-heiko@sntech.de> Content-Language: en-US In-Reply-To: Content-Type: text/plain; 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It is detected but > modetest test pattern doesn't show, only blank. > Seems like it was a classical case of PEBKAC. Haven't figured out what I did wrong the whole of yesterday, but it works fine today. > Since there's only one VOP, I'm also wondering if we need to disable > HDMI here? Or is Linux capable of handling multiple connected displays > but only use one? I've tried to make DSI work with the HDMI controller > disabled, it didn't change anything. > I can display the modetest pattern on either DSI or HDMI, when HDMI is used to display the pattern, DSI is not showing anything (it shows the console by default for me). So no need to disable HDMI in the overlay with the DSI display. Tested-by: Quentin Schulz Thanks! Quentin