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 3A9D820AF8E; Wed, 26 Feb 2025 15:54:04 +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=1740585245; cv=none; b=mmyOL9vFdmAE90jxSh/ywZVL8Wdqgxr2TZDWGLbULW1mXJH4HW2k+TijB/3C6SSHjDMFgxXbsWbewKcUHda8SDKAYci73n3IUsrOfKZax9/7Si8cigiPcGvEhxde4IN6tno3SjccBGDc76a8p6t/mOJr4Y+S8WaVR5sFVhoTpXM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740585245; c=relaxed/simple; bh=IHPkSRz8POGRAPI3+TsZtf+aSugk/+coyipS7hZDYFU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=jARmyNxrBMKlk2r2i8jFyHoMB/kW0x3Yfau+iuOhXrcJYuRckZMlPsmlIMToBX7LWJ+JDfuw61QtLuU7qelOcA40kyjjN+2msW5JNJpDnAd6Pwi43JCSAx9xFZyJGXHhuqW01H+JX4Dl4geXj1zFmJyWmhrqJhxmO20HrvfZNeo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ebRrTCn0; 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="ebRrTCn0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 88D0CC4CED6; Wed, 26 Feb 2025 15:54:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740585244; bh=IHPkSRz8POGRAPI3+TsZtf+aSugk/+coyipS7hZDYFU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ebRrTCn0FtzefQG7EREqZV+fhlEodGXj9wNSk+4qoYb6UP5dS/y/P1v0gQ54I/juH zbvnuRNk8SaufOg5oUcragcZLJVgJaMahtSZT7gJn5vfkeFGrLhauR0Y1aHAiSE8In BbZcumY7bidvd8HoKmA7/0fbzPUOHtjdw3GhQ3JiYNsQEuLCR9m9b60KkHhaVYzil7 kPgWEfJVI0vYEVLsfN+dAVflnpE5u5C0CFWEgdP5qaW2sg5ftTCG4LnzgXCZxjsJ7K SqF5eeujjSSpT+IfMlJTmyw9IRBi0SU5wimHcZASFDIJWXeFWQSJ5OzHiCQeuXdf3J 8Y76xMSVlGm2w== Date: Wed, 26 Feb 2025 09:54:02 -0600 From: "Rob Herring (Arm)" To: Stephen Boyd Cc: linux-arm-msm@vger.kernel.org, patches@lists.linux.dev, Benson Leung , chrome-platform@lists.linux.dev, Bjorn Andersson , Krzysztof Kozlowski , linux-kernel@vger.kernel.org, Pin-yen Lin , Conor Dooley , Konrad Dybcio , devicetree@vger.kernel.org Subject: Re: [PATCH v5 1/2] dt-bindings: usb: Add binding for ChromeOS Pogo pin keyboard connector Message-ID: <174058524070.2499032.1136545857184253798.robh@kernel.org> References: <20250225223038.879614-1-swboyd@chromium.org> <20250225223038.879614-2-swboyd@chromium.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=us-ascii Content-Disposition: inline In-Reply-To: <20250225223038.879614-2-swboyd@chromium.org> On Tue, 25 Feb 2025 14:30:36 -0800, Stephen Boyd wrote: > Describe the set of pins used to connect the detachable keyboard on > detachable ChromeOS devices. The set of pins is called the "pogo pins". > It's basically USB 2.0 with an extra pin for base detection. We expect > to find a keyboard on the other side of this connector with a specific > vid/pid, so describe that as a child device at the port of the usb > device connected upstream. > > Cc: Rob Herring > Cc: Krzysztof Kozlowski > Cc: Conor Dooley > Cc: Benson Leung > Cc: > Cc: > Cc: Pin-yen Lin > Signed-off-by: Stephen Boyd > --- > .../usb/google,usb-pogo-keyboard.yaml | 68 +++++++++++++++++++ > 1 file changed, 68 insertions(+) > create mode 100644 Documentation/devicetree/bindings/usb/google,usb-pogo-keyboard.yaml > Reviewed-by: Rob Herring (Arm)