linux-kernel - Re: [PATCH v2 1/2] drm: panel: st7701: Add Hardkernel ODROID-GO Ultra panel support

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Date: Mon, 26 Feb 2024 13:29:44 -0800
From: Jessica Zhang <quic_jesszhan@...cinc.com>
To: Adam Green <greena88@...il.com>, Jagan Teki <jagan@...rulasolutions.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Sam Ravnborg <sam@...nborg.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard
	<mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie
	<airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        Rob Herring
	<robh+dt@...nel.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>, <dri-devel@...ts.freedesktop.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] drm: panel: st7701: Add Hardkernel ODROID-GO Ultra
 panel support



On 2/22/2024 9:47 AM, Adam Green wrote:
> On 22/02/2024 17:14, Jessica Zhang wrote:
>> Hi Adam,
>>
>> Just wondering, why the change to 120 here?
>>
>> Thanks,
>>
>> Jessica Zhang
> 
> Hi,
> 
> The 120ms is taken from the datasheet specification for the controller 
> as maximum time it takes for the display to reset,

Got it. Was the shorter sleep time breaking the display and is it 
required for the new panel to work?

Thanks,

Jessica Zhang

> 
> Kind regards,
> 
> Adam