From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 526673EA72; Thu, 6 Jun 2024 03:20:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717644044; cv=none; b=cz1UopJW4QvW4FdphAaQXUtp4YKil0y12gtK8Me7EVWk6i93ghJUi+xVc1ZFdCEXGvdOUZXy55rjfMVYrxVSUtXc6BORoZ347MwxK28nxejVrOMEu+x+KTiDGH76c6KkAIuOuF6WuGa9Uq1UcCIQii7XdIS5ijJqnE7mFPAaRj4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717644044; c=relaxed/simple; bh=rsPLGW7dQKOe00pkD19iAIenIK0y6o5CB+SwsCh7KXE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=spVcIDh0jfm2URpCqUefHddh6dLACXFCwzYxoOdpI7I8CwFXgx88Wxu0iBGEUXOJSTPqV8LFq3M6Lsgkmk0Xpt3K19SA2srcPsnGUwJwGtKSXKGP9yKMhRq5NdC5q41rx2a1XPLDH9ZVrDYiX8RweuoBE89cukNSczKLgzENs5c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qNs3EqLF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="qNs3EqLF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 02C65C4AF09; Thu, 6 Jun 2024 03:20:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717644043; bh=rsPLGW7dQKOe00pkD19iAIenIK0y6o5CB+SwsCh7KXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qNs3EqLFLkgpjTRbB7LZgr+9I/wnQS/yIGaz7tw98tyfPQoIXRUCUSbiChzuhalyL ChK80GOEQW9386hHnm3CRcNYbUcPHs+SLeHP6b/wVA44IOrZAjrS/rnQYV83h9Tf7r +S+DfEo0I8IARVVtWG97lcQgzOKlzGDi8XXnd0w0fvX+J9ZMuEPFIC5N+JgOh9GHYg xwStSTRLugs2FUTpzqK1lK1liCASxKNKAM8IJrs+y0Uxt4lis75R1d7Xss44HDDtm4 BURB1FCRcIQCCeEO0Rv3LpaSJKv8mG0pUFtB3U5NCLIJW8X7cXbZwvg2xxAMvbkRoq I2J2e7wLpuFRg== From: Bjorn Andersson To: Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Dmitry Baryshkov Cc: Caleb Connolly , Alexey Klimov , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v2 0/2] arm64: dts: qcom: switch RB1 and RB2 platforms to i2c2-gpio Date: Wed, 5 Jun 2024 22:20:30 -0500 Message-ID: <171764403327.730206.16478168003566814778.b4-ty@kernel.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240605-rb12-i2c2g-pio-v2-0-946f5d6b6948@linaro.org> References: <20240605-rb12-i2c2g-pio-v2-0-946f5d6b6948@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Wed, 05 Jun 2024 11:55:55 +0300, Dmitry Baryshkov wrote: > On the Qualcomm RB1 and RB2 platforms the I2C bus connected to the > LT9611UXC bridge under some circumstances can go into a state when all > transfers timeout. This causes both issues with fetching of EDID and > with updating of the bridge's firmware. > > While we are debugging the issue, switch corresponding I2C bus to use > i2c-gpio driver. While using i2c-gpio no communication issues are > observed. > > [...] Applied, thanks! [1/2] arm64: dts: qcom: qrb2210-rb1: switch I2C2 to i2c-gpio commit: b7b545ccc08873e107aa24c461b1fdb123dd3761 [2/2] arm64: dts: qcom: qrb4210-rb2: switch I2C2 to i2c-gpio commit: f77e7bd40c3c2d79685e9cc80de874b69a976f55 Best regards, -- Bjorn Andersson