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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=jIbTKZIfagUxRm4xxMZlgPKhmAJ2BsD9a15PdipvXg4=; b=Rw/s7Tj5BC9h1IaFsHnoL0jKO6XpchQIh11aUBaGjqUe+/U7zjxZgPLc7mMz1G5rDm POlq552h9ajtPVnsmnpFY25Fu2NZHHd0QRkCcE8GbymEWHYhDrcHaPiFWjd/ksv8F756 QAOHBF7/G4N241zgRgRg1UFxoZbg57D7jLVZFA9i2gh6Z42ikr94sk2px9KFsTG+pwGA GU7a2zVqEs/c440k6ORG+ow12T/0kQKmF58nQM1JTGBjtBwJLuGzp3u/dJnaxS3gpr/0 RGtIox2SWXciOpdVW4h/YWc15TJOjXf6+OBPv0s3lQtKaxAGLgxL12qOORe6pO4s8Q22 ImJw== X-Gm-Message-State: APjAAAVhUVj3+um825tyla+EbNyALN+SqgHWRHSuDFId1Jp3TBXD9LoQ 2LIVTouK3E6Fxcm7LQrwVeA9pfNkZUNJ26SzLllkUMBN X-Google-Smtp-Source: APXvYqwuSq1zNYDk55/PkGJ4yvYVnAHaIXV6rYm75kb5kPZgJi/g6r57zurp2MvaQhRT2eAJTJhdNW3CRfzJcbgRNbY= X-Received: by 2002:a19:6b14:: with SMTP id d20mr10105768lfa.152.1554755875612; Mon, 08 Apr 2019 13:37:55 -0700 (PDT) MIME-Version: 1.0 References: <20190408175319.9106-1-robert.foss@collabora.com> In-Reply-To: <20190408175319.9106-1-robert.foss@collabora.com> From: Fabio Estevam Date: Mon, 8 Apr 2019 17:37:47 -0300 Message-ID: Subject: Re: [PATCH] ARM: dts: imx6qdl-nitrogen6_max: Disable LVDS channels To: Robert Foss , Gary Bisson X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190408_133759_585142_2725E7FF X-CRM114-Status: GOOD ( 16.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Sascha Hauer , linux-kernel , Rob Herring , NXP Linux Team , Sascha Hauer , Fabio Estevam , Shawn Guo , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Robert, [Adding Gary] On Mon, Apr 8, 2019 at 2:54 PM Robert Foss wrote: > > If a LVDS device is not connected, having the LVDS channels > enabled will prevent imx-ldb from probing correctly even > if other CRTCs are connected. > > Signed-off-by: Robert Foss > --- > arch/arm/boot/dts/imx6qdl-nitrogen6_max.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/imx6qdl-nitrogen6_max.dtsi b/arch/arm/boot/dts/imx6qdl-nitrogen6_max.dtsi > index 39200e5dc896..5b413cf4c250 100644 > --- a/arch/arm/boot/dts/imx6qdl-nitrogen6_max.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-nitrogen6_max.dtsi > @@ -703,7 +703,7 @@ > status = "okay"; > > lvds-channel@0 { > - status = "okay"; > + status = "disabled"; > > port@4 { > reg = <4>; > @@ -715,7 +715,7 @@ > }; > > lvds-channel@1 { > - status = "okay"; > + status = "disabled"; I am not sure I understood what you are trying to fix. Could you please share some logs when imx-ldb fails to probe correctly? Is this a regression? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel