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 9A78341C6E; Wed, 31 Jul 2024 05:37:02 +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=1722404222; cv=none; b=WlaOHxBldO/tiCuVA9UxQR2n/70zhW0yhEdLaHIH20I4V7A0o0IR0svLabcY4lwKu6dZr2ZeLjpjA/nZYCVdHIwV4X/wxt25Hg3UXDbVPARhaPh09fyss1v6WoytdeNCeiQe4mUFqqoxw67hhIVAar9FQtWuneMdU+/4yo/9jkM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722404222; c=relaxed/simple; bh=nHJXzEqeLU+420fe24cRxrD97j4CV4e0LAG/WVFTejE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=QDUgZfuItyRw/v0PQ/Nk3ZIhhCg/bt01puPg82u6rR67feDW2KvdnkwgKlcxwCO4Bn6F2ns6nlmodFEb9eu6pWlFBVDJedDLiCUlpd3AAU+7gGdCHbrP7k3vT80uPifx/qwhzpo9SqbYBGW84yUVKDeGUWVRD9ye5wK+UxexrBs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GOZ0aVoB; 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="GOZ0aVoB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58D34C116B1; Wed, 31 Jul 2024 05:36:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722404222; bh=nHJXzEqeLU+420fe24cRxrD97j4CV4e0LAG/WVFTejE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=GOZ0aVoB1EdydKz1HOBONOS5WcZKwaJPiptHyONId53X/mrAzgbu3TiugE9xq1Aak yC7bKdmICSxNrFQczyO/+CRMdiZ1UMBmV7siC42qD6V4HtEg3zcc40Hmto4XQN0l9R IxV8hqo2c75SwGYQeHFw1UCnZJ2BWIB7h3JQqnB1gvY0vCnE8FEjDCylUh9bKTKree A8rxUeLcV9zTeR5njIaJX664OsS3a4TVDweBkBl6RTSvei/MHKqzHLPCT84dJFlmqO 5t88MTqDI6Eo2x0UaMRrIzZ11phYsl1ei8wdaVUQCpUNPOpGFFUJARXENyJBNJxYIS LGExUDPSk75Qg== Message-ID: <7aec2a72-3276-4837-87fb-ac974588fd53@kernel.org> Date: Wed, 31 Jul 2024 07:36:55 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/8] dt-bindings: soc: qcom: eud: Add usb role switch property To: Elson Roy Serrao , andersson@kernel.org, konrad.dybcio@linaro.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, gregkh@linuxfoundation.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org References: <20240730222439.3469-1-quic_eserrao@quicinc.com> <20240730222439.3469-3-quic_eserrao@quicinc.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 31/07/2024 00:24, Elson Roy Serrao wrote: > EUD hub is physically present in between the USB connector and the > USB controller. So the role switch notifications originating from > the connector should route through EUD. Hence to interpret the usb > role assigned by the connector, role switch property is needed. > > Signed-off-by: Elson Roy Serrao > --- > Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml > index fca5b608ec63..0fa4608568d0 100644 > --- a/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml > +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml > @@ -37,6 +37,10 @@ properties: > items: > - const: usb2-phy > > + usb-role-switch: > + $ref: /schemas/types.yaml#/definitions/flag > + description: Support role switch. So both EUD and DWC3 controller (as this binding states) are role switching? Best regards, Krzysztof