linux-kernel - Re: [PATCH v2 5/5] arm64: dts: rockchip: rk3399-evb-ind: Add support for DisplayPort

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Message-ID: <20250718-serious-earwig-of-current-18fad5@kuoka>
Date: Fri, 18 Jul 2025 10:12:44 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Chaoyi Chen <kernel@...kyi.com>
Cc: Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, 
	Heiko Stuebner <heiko@...ech.de>, Sandy Huang <hjc@...k-chips.com>, 
	Andy Yan <andy.yan@...k-chips.com>, Yubing Zhang <yubing.zhang@...k-chips.com>, 
	Frank Wang <frank.wang@...k-chips.com>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	Amit Sunil Dhamne <amitsd@...gle.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Chaoyi Chen <chaoyi.chen@...k-chips.com>, Dragan Simic <dsimic@...jaro.org>, 
	Johan Jonker <jbx6244@...il.com>, Diederik de Haas <didi.debian@...ow.org>, 
	Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-phy@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
	linux-rockchip@...ts.infradead.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v2 5/5] arm64: dts: rockchip: rk3399-evb-ind: Add support
 for DisplayPort

On Fri, Jul 18, 2025 at 02:26:19PM +0800, Chaoyi Chen wrote:
> +&i2c4 {
> +	i2c-scl-rising-time-ns = <475>;
> +	i2c-scl-falling-time-ns = <26>;
> +	status = "okay";
> +
> +	usbc0: typec-portc@22 {
> +		compatible = "fcs,fusb302";

Look at your binding - it said you don't have fcs,fusb302 - but directly
port plugged to the PHY...

Plus this looks like the switch. I don't think you really addressed
previous comments. Please give it a time.

Best regards,
Krzysztof