From: Krzysztof Kozlowski <krzk@kernel.org>
To: Yongxing Mou <quic_yongmou@quicinc.com>,
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>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: hamoa-iot-evk: Enable display support
Date: Wed, 23 Jul 2025 08:26:19 +0200 [thread overview]
Message-ID: <ad436d4f-dff2-4063-9b9b-e1218f6dc3c7@kernel.org> (raw)
In-Reply-To: <20250723-x1e-evk-dp-v1-1-be76ce53b9b8@quicinc.com>
On 23/07/2025 08:14, Yongxing Mou wrote:
> Enable DisplayPort support on all three USB-C ports of the
> hamoa-iot-evk platform.
>
> Unlike most X1E-based boards, this platform uses FSUSB42 USB
> switches for the USB0 Type-C port, while USB1 and USB2 rely on
> Parade PS8830 retimers for Alt Mode switching.
>
> Support for the PS8830 retimers was already included in the
> initial DTS, so this change adds support for the FSUSB42 switches.
>
> Due to limitations in the USB/DP combo PHY driver, DisplayPort
> functionality is limited to 2 lanes instead of the maximum 4,
> consistent with other X1E-based platforms.
>
> The platform also supports embedded DisplayPort (eDP) by default.
>
> Signed-off-by: Yongxing Mou <quic_yongmou@quicinc.com>
> ---
> This change made top of initial DTS:
> https://lore.kernel.org/all/20250716-hamoa_initial-v1-0-f6f5d0f9a163@oss.qualcomm.com/
> ---
> arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 156 +++++++++++++++++++++++++++++
> 1 file changed, 156 insertions(+)
Just squash it there. Why are you posting knowingly incomplete DTS just
to fix it later?
Best regards,
Krzysztof
next prev parent reply other threads:[~2025-07-23 6:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-23 6:14 Yongxing Mou
2025-07-23 6:26 ` Krzysztof Kozlowski [this message]
2025-07-23 8:08 ` Yongxing Mou
2025-07-23 9:08 ` Krzysztof Kozlowski
2025-07-23 9:24 ` Yongxing Mou
2025-07-23 11:21 ` Dmitry Baryshkov
2025-07-24 7:40 ` Yongxing Mou
2025-07-25 11:15 ` Dmitry Baryshkov
2025-07-23 11:38 ` Konrad Dybcio
2025-07-24 6:13 ` Yongxing Mou
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