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Date:   Wed, 3 Mar 2021 20:47:25 +0800
From:   Shawn Guo <shawnguo@kernel.org>
To:     Dima Azarkin <azdmg@outlook.com>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org,
        Christian Hewitt <christianshewitt@gmail.com>
Subject: Re: [PATCH] ARM: dts: imx6qdl-wandboard: add scl/sda gpios
 definitions for i2c bus recovery
Message-ID: <20210303124722.GF15865@dragon>
References: <AM5PR0802MB2498F95537E1FF0E5DEB36BEA9B79@AM5PR0802MB2498.eurprd08.prod.outlook.com>
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On Sun, Jan 31, 2021 at 06:54:46PM +0300, Dima Azarkin wrote:
> The i2c bus on imx6qdl-wandboard has intermittent issues where SDA can freeze
> on low level at the end of transaction so the bus can no longer work. This
> impacts reading of EDID data leading to incorrect TV resolution and no audio.
> 
> This scenario is improved by adding scl/sda gpios definitions to implement the
> i2c bus recovery mechanism.
> 
> Signed-off-by: Dima Azarkin <azdmg@outlook.com>

Applied, thanks.