From: Neil Armstrong <neil.armstrong@linaro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc: Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH v2 2/4] usb: ucsi: glink: use the connector orientation GPIO to provide switch events
Date: Tue, 3 Oct 2023 09:13:00 +0200 [thread overview]
Message-ID: <a30c60f0-1710-405a-bb18-813ce30d975b@linaro.org> (raw)
In-Reply-To: <CAA8EJpp2_eW+YukTq3eAFGXxtZ+YWYVkzEP9Qhs20TxoXy-v7A@mail.gmail.com>
On 02/10/2023 19:26, Dmitry Baryshkov wrote:
> On Mon, 2 Oct 2023 at 13:21, Neil Armstrong <neil.armstrong@linaro.org> wrote:
>>
>> On SM8550, the non-altmode orientation is not given anymore within
>> altmode events, even with USB SVIDs events.
>>
>> On the other side, the Type-C connector orientation is correctly
>> reported by a signal from the PMIC.
>>
>> Take this gpio signal when we detect some Type-C port activity
>> to notify any Type-C switches tied to the Type-C port connectors.
>
> Have you checked, which UCSI version is implemented on SM8550?
> Is there any chance of GET_CONNECTOR_STATUS / bit 86 actually
> reflecting the correct orientation?
I checked, and no, the UCSI implementation is based on the UCSI 1.x spec,
and doesn't have the UCSI 2.x new bits.
Neil
>
>>
>> Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
>> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
>> ---
>
>
next prev parent reply other threads:[~2023-10-03 7:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-02 10:20 [PATCH v2 0/4] arm64: qcom: sm8550: retrieve USB-C port orientation from gpio Neil Armstrong
2023-10-02 10:20 ` [PATCH v2 1/4] dt-bindings: soc: qcom: qcom,pmic-glink: add a gpio used to determine the Type-C port plug orientation Neil Armstrong
2023-10-06 15:40 ` Rob Herring
2023-10-12 16:48 ` Bjorn Andersson
2023-10-02 10:20 ` [PATCH v2 2/4] usb: ucsi: glink: use the connector orientation GPIO to provide switch events Neil Armstrong
2023-10-02 10:27 ` Konrad Dybcio
2023-10-02 17:26 ` Dmitry Baryshkov
2023-10-03 7:13 ` Neil Armstrong [this message]
2023-10-03 8:05 ` Dmitry Baryshkov
2023-10-02 10:20 ` [PATCH v2 3/4] arm64: dts: qcom: sm8550-mtp: add orientation gpio Neil Armstrong
2023-10-02 10:27 ` Konrad Dybcio
2023-10-02 10:20 ` [PATCH v2 4/4] arm64: dts: qcom: sm8550-qrd: " Neil Armstrong
2023-10-02 10:28 ` Konrad Dybcio
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