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From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
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 13:38:47 +0200	[thread overview]
Message-ID: <bebf58c0-b340-4c2c-ab57-4be751d1d7b1@oss.qualcomm.com> (raw)
In-Reply-To: <20250723-x1e-evk-dp-v1-1-be76ce53b9b8@quicinc.com>

On 7/23/25 8:14 AM, 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/
> ---

[...]

> +	ports {
> +		port@1 {
> +			reg = <1>;
> +			mdss_dp3_out: endpoint {

Please keep a \n between properties and subnodes

[...]

> base-commit: 0be23810e32e6d0a17df7c0ebad895ba2c210fc4
> change-id: 20250721-x1e-evk-dp-141e0df5593d
> prerequisite-message-id: <20250716-hamoa_initial-v1-0-f6f5d0f9a163@oss.qualcomm.com>
> prerequisite-patch-id: 3c553b55d143eafc1036ce2e88df558ec61c4e83
> prerequisite-patch-id: a4b2dabd376d32ecb159141c17113a8f3fc4ddfa
> prerequisite-patch-id: 24bf2ada12dc10f9980ed2c56347e5b6f7964ebd
> prerequisite-patch-id: c764e86c94055e56aaf9e701341bba52a54a998b

Having so many dependencies should raise your attention..

Konrad

  parent reply	other threads:[~2025-07-23 11:38 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
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 [this message]
2025-07-24  6:13   ` Yongxing Mou

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