From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Abel Vesa <abel.vesa@oss.qualcomm.com>,
Vinod Koul <vkoul@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>
Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
linux-kernel@vger.kernel.org,
Wesley Cheng <wesley.cheng@oss.qualcomm.com>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
Bjorn Andersson <andersson@kernel.org>
Subject: Re: [PATCH v2] phy: qcom: m31-eusb2: Make USB repeater optional
Date: Mon, 2 Mar 2026 11:43:19 +0100 [thread overview]
Message-ID: <a7c07d0b-cbaa-44e5-ba87-990d926d0e7f@oss.qualcomm.com> (raw)
In-Reply-To: <20260302-phy-qcom-m31-eusb2-make-repeater-optional-v2-1-dbf714c72056@oss.qualcomm.com>
On 3/2/26 9:34 AM, Abel Vesa wrote:
> From: Wesley Cheng <wesley.cheng@oss.qualcomm.com>
>
> A repeater is not required for the PHY to function. On systems with
> multiple PHY instances connected to a multi-port controller, some PHYs
> may be unconnected. All PHYs must still probe successfully even without
> attached repeaters, otherwise the controller probe fails.
>
> So make it optional.
>
> Signed-off-by: Wesley Cheng <wesley.cheng@oss.qualcomm.com>
> [abel.vesa@oss.qualcomm.com: commit re-worded to reflect actual reason]
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
> Reviewed-by: Bjorn Andersson <andersson@kernel.org>
> Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2026-03-02 10:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-02 8:34 Abel Vesa
2026-03-02 9:42 ` Neil Armstrong
2026-03-02 10:43 ` Konrad Dybcio [this message]
2026-04-08 13:24 ` Konrad Dybcio
2026-05-10 12:32 ` Vinod Koul
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