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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org For quite a while I had this patch in my local tree but never made it work. Kernel generates the following messages all the time: fdee0000.hdmi_receiver: hdmirx_wait_signal_lock: signal not lock, tmds_clk_ratio:0 fdee0000.hdmi_receiver: hdmirx_wait_signal_lock: mu_st:0x2, scdc_st:0x0, dma_st10:0x10 "v4l2-ctrl --all" reports that HDMI In is detected, /dev/video[0-4] exist. I tried two signal sources: - AMD Radeon WX2100 (via passive DisplayPort -> HDMI adapter) - AMD Radeon RX6700XT (HDMI port) Same situation with both - kernel messages as above on RK3588 system, no connected monitor on host side. Usually I used MPlayer or MPV to check v4l2 devices but here it fails too: $ mpv av://v4l2:/dev/video3 [ffmpeg/demuxer] video4linux2,v4l2: Not a video capture device. [lavf] avformat_open_input() failed Failed to recognize file format. Exiting... (Errors when loading file) Checked SBC schematics again and HDMIIRX_DET_L line is GPIO1_D5 like it my patch. What I go wrong? Marcin Juszkiewicz (1): arm64: dts: rockchip: enable HDMI Receiver on NanoPC T6 .../boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) -- 2.51.0 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0C4BECA0FED for ; Fri, 5 Sep 2025 15:41:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=nZho2s6K+59dwwcWYmr7A0gGVfN9CODN7WvwilFbHIc=; b=Xkq9t4KS8TR364 OOLPCBW1MtPGr9oOjRLtJBYzrLWvi+SF2PVC1knZ5r1QjthacxsxDY7ynltJ2xHo2s6wNDRBNnnxP KJ53W/Oj7psxFsBy6tMfkpujzH6gUclohpPLUtZgpg7DQjHvLp9QnOLIHTKzYAiyu6MWiQepLX+fc ypLQYy34fpCQp0tJft89jNF9eQpe0gJ7IUdOLYHCc1Ar2MLEU/tcz8ty9NeUONXTqUnYY84dxh/Qi 3AT0BdrvHtQmmljyCD9bF7uc3TgjuxKrc928QAnu2eF+uBn2Q/oSxVOVZ/HSqfkPi5f/rEoa2+jYh fyFz4+6hdqFR5rAUcz2A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uuYYq-00000002pG5-25Ow; Fri, 05 Sep 2025 15:41:12 +0000 Received: from haruka.juszkiewicz.com.pl ([185.243.53.191]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uuUDJ-00000001F2M-11z8; Fri, 05 Sep 2025 11:02:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=juszkiewicz.com.pl; s=mail; t=1757070159; bh=0WWTGQsEQ9lzz7bJ7y89bwI1VZur0nT4lh7qtGAWR4Y=; h=From:To:Cc:Subject:Date:From; b=gWSqpyMfGPMwxB+fAyLvrmVa3xWV7K6GM8o6Wp641za9iXv68v45NEJeGa9jul0hy fbMbstBXwCdBPeHFxcYA6J7syabjRcCJpEW+JPkBMwHy3YeUEw4Rydlm6DLUzBrURr cTBaANzIjaN8ZXhQdGJY4u6TWX1PlQNx39/nO6yoD5JkXVQmBjxmUfQ2QE/EF/q/Au btdAUI00sAi/r6T7aCY33q3Op6xhT1wX7mi3U/pPq7HD1PEuHeMQwodi0qoWqQ6lxi 2jc1rVUfPXOVqJ/pzueRVBRinxQMMsQ1lWakq2m/FmkqSQv+4dhzDmX7svdo+so3BG SBuS13MbFf8Og== Received: from utena.juszkiewicz.com.pl (utena.juszkiewicz.com.pl [158.101.208.177]) by haruka.juszkiewicz.com.pl (Postfix) with ESMTPSA id 70A751FB29; Fri, 05 Sep 2025 13:02:39 +0200 (CEST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id AB62B453F5; Fri, 5 Sep 2025 13:02:37 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=juszkiewicz.com.pl; s=mail; t=1757070158; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=AQznFZ2/CAp5Ia9g3+t36AoVZFqyxkghcnOS1fDxNvI=; b=aiQNrA+9ezwZkkfwIxLK7lUExyZ+S4bj0MGCyYKQ2eqcljH/5xS/nNQ1J0ap8losZOWfTb NrNhAsr5MA3n7MdDTrAv6g1vFZuyv9gxH1lpfdxRA6peIA5wE8RvHmVVxl1o+WHDxrke3X J7vBDLAbbfTzr3iYsqLYz/Ro5jWKQcMKmEbxK8oANCUJqMJaJAML03F84aFQh5NPzEVu5T WaBN2vqNMadKGKtwn3kAIvJ8A6S03I4F6z63HUnDfnxvZ8OSKOiHQj6uWqUFJOdhkgb/Hg 8RcbxZz86Fi4QMoWuA9bEUr+JHfpehWh8DHAW3GYXrL65HYGL1PFOL259PwJQQ== From: Marcin Juszkiewicz To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Subject: [PATCH 0/1] Enable HDMI Receiver on NanoPC-T6 Date: Fri, 5 Sep 2025 13:02:29 +0200 Message-ID: X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250905_040241_457338_15F5D7BD X-CRM114-Status: UNSURE ( 9.29 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org For quite a while I had this patch in my local tree but never made it work. Kernel generates the following messages all the time: fdee0000.hdmi_receiver: hdmirx_wait_signal_lock: signal not lock, tmds_clk_ratio:0 fdee0000.hdmi_receiver: hdmirx_wait_signal_lock: mu_st:0x2, scdc_st:0x0, dma_st10:0x10 "v4l2-ctrl --all" reports that HDMI In is detected, /dev/video[0-4] exist. I tried two signal sources: - AMD Radeon WX2100 (via passive DisplayPort -> HDMI adapter) - AMD Radeon RX6700XT (HDMI port) Same situation with both - kernel messages as above on RK3588 system, no connected monitor on host side. Usually I used MPlayer or MPV to check v4l2 devices but here it fails too: $ mpv av://v4l2:/dev/video3 [ffmpeg/demuxer] video4linux2,v4l2: Not a video capture device. [lavf] avformat_open_input() failed Failed to recognize file format. Exiting... (Errors when loading file) Checked SBC schematics again and HDMIIRX_DET_L line is GPIO1_D5 like it my patch. What I go wrong? Marcin Juszkiewicz (1): arm64: dts: rockchip: enable HDMI Receiver on NanoPC T6 .../boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) -- 2.51.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip