From: Krzysztof Kozlowski <krzk@kernel.org>
To: Akash Kumar <akash.kumar@oss.qualcomm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>
Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: shikra: Wire up usb-role-switch for USB Type-C ports
Date: Tue, 25 Aug 2026 09:30:42 +0200 [thread overview]
Message-ID: <97c6e78b-9dc2-4349-a548-6a6ff0829f4e@kernel.org> (raw)
In-Reply-To: <20260821-shikra-usb-dt-v7-apply-v2-3-628885fc1d0e@oss.qualcomm.com>
On 21/08/2026 16:04, Akash Kumar wrote:
> On Shikra CQS/CQM platforms, usb-role-switch is handled by PM4125 on
> the primary Type-C port and Cypress PD controller CYPD6129 on the
> second Type-C port. On Shikra IQS platform, usb-role-switch is
> handled by Cypress PD controller CYPD6129 on both Type-C ports.
>
> Add the CYPD6129 typec node under i2c3, wire its connector endpoints
> to the corresponding DWC3 controller ports via remote-endpoint
> phandles, and switch the associated USB controllers to OTG mode so
> role switching can take effect.
>
> Signed-off-by: Akash Kumar <akash.kumar@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts | 84 ++++++++++++++++++++-
> arch/arm64/boot/dts/qcom/shikra-cqm-som.dtsi | 45 +++++++++++
> arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts | 84 ++++++++++++++++++++-
> arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts | 107 ++++++++++++++++++++++++++-
> 4 files changed, 309 insertions(+), 11 deletions(-)
Why are you combining DTS in USB patchset? I asked Qualcomm many times
already. Don't.
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-08-25 7:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-21 14:04 [PATCH v2 0/3] arm64: dts: qcom: shikra: Add CYPD6129/CYPD6229 Type-C controller support Akash Kumar
2026-08-21 14:04 ` [PATCH v2 1/3] dt-bindings: usb: Add Cypress cypd6129/cypd6229 Type-C controller Akash Kumar
2026-08-25 7:25 ` Krzysztof Kozlowski
2026-08-21 14:04 ` [PATCH v2 2/3] usb: typec: ucsi: ccg: Add support for cypd6129/cypd6229 Akash Kumar
2026-08-24 11:30 ` Heikki Krogerus
2026-08-21 14:04 ` [PATCH v2 3/3] arm64: dts: qcom: shikra: Wire up usb-role-switch for USB Type-C ports Akash Kumar
2026-08-25 7:30 ` Krzysztof Kozlowski [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-08-20 14:47 [PATCH 0/3] Add usb-role-switch support for USB Type-C ports on Shikra Akash Kumar
2026-08-21 10:26 ` [PATCH v2 0/3] arm64: dts: qcom: shikra: Add CYPD6129/CYPD6229 Type-C controller support Akash Kumar
2026-08-21 10:26 ` [PATCH v2 3/3] arm64: dts: qcom: shikra: Wire up usb-role-switch for USB Type-C ports Akash Kumar
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