From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Elson Serrao <elson.serrao@oss.qualcomm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Souradeep Chowdhury <quic_schowdhu@quicinc.com>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/9] usb: misc: qcom_eud: add sysfs attribute for port selection
Date: Tue, 27 Jan 2026 14:30:45 +0100 [thread overview]
Message-ID: <537a8bcd-360b-41a3-9a3b-58d6f7e4f0e2@oss.qualcomm.com> (raw)
In-Reply-To: <20260116232106.2234978-3-elson.serrao@oss.qualcomm.com>
On 1/17/26 12:20 AM, Elson Serrao wrote:
> EUD can be mapped to either the primary USB port or the secondary USB port
> depending on the value of the EUD_PORT_SEL register. Add a 'port' sysfs
> attribute to allow userspace to select which port EUD should operate on
> and update the ABI documentation. This is needed for systems with dual
> USB ports where EUD needs to be accessible on either port depending on the
> system configuration and use case.
>
> Signed-off-by: Elson Serrao <elson.serrao@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2026-01-27 13:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-16 23:20 [PATCH 0/9] Improve Qualcomm EUD driver and platform support Elson Serrao
2026-01-16 23:20 ` [PATCH 1/9] dt-bindings: soc: qcom: eud: Restructure to model multi-path hardware Elson Serrao
2026-01-17 11:57 ` Krzysztof Kozlowski
2026-01-19 19:58 ` Bjorn Andersson
2026-01-20 7:20 ` Krzysztof Kozlowski
2026-01-20 22:16 ` Elson Serrao
2026-01-21 2:21 ` Bjorn Andersson
2026-01-16 23:20 ` [PATCH 2/9] usb: misc: qcom_eud: add sysfs attribute for port selection Elson Serrao
2026-01-27 13:30 ` Konrad Dybcio [this message]
2026-01-16 23:21 ` [PATCH 3/9] usb: misc: qcom_eud: add per-path High-Speed PHY control Elson Serrao
2026-01-16 23:21 ` [PATCH 4/9] usb: misc: qcom_eud: add per-path role switch support Elson Serrao
2026-01-16 23:21 ` [PATCH 5/9] usb: misc: qcom_eud: improve enable_store API Elson Serrao
2026-01-16 23:21 ` [PATCH 6/9] usb: misc: qcom_eud: add host mode coordination Elson Serrao
2026-01-16 23:21 ` [PATCH 7/9] usb: misc: qcom_eud: fix virtual attach/detach event handling Elson Serrao
2026-01-16 23:21 ` [PATCH 8/9] arm64: dts: qcom: kodiak: Align EUD node with binding Elson Serrao
2026-01-16 23:21 ` [PATCH 9/9] arm64: dts: qcom: qcs6490-rb3gen2: Enable EUD debug functionality Elson Serrao
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