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From: Marek Vasut <marex@denx.de>
To: Stefano Radaelli <stefano.radaelli21@gmail.com>
Cc: "Rob Herring (Arm)" <robh@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	David Airlie <airlied@gmail.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Maxime Ripard <mripard@kernel.org>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Daniel Vetter <daniel@ffwll.ch>,
	"Noah J . Rosa" <noahj.rosa@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dt-bindings: display: bridge: ti,sn65dsi83: add burst-mode-disabled
Date: Tue, 9 Jul 2024 17:00:55 +0200	[thread overview]
Message-ID: <223b287f-4da6-4ec1-be7c-6135215c5551@denx.de> (raw)
In-Reply-To: <CAK+owoiQY8OYiZofyq4jj2S3Mg6ub88DF5V52JcppxhWbUsWgg@mail.gmail.com>

On 7/9/24 4:44 PM, Stefano Radaelli wrote:
> Hi Marek,

Hi,

> Actually this property is specific also to DSI8x bridge, as you can see
> from the screenshot below taken from official datasheet:
> 
> [image: image.png]
> 
> And it's the sn65dsi8x driver that tells MIPI driver which flags to use
> during attachment.

There are other bridges and panels which support both DSI burst and 
sync-pulse/sync-events modes, so a property which selects the mode is 
generic, not specific to this particular bridge . The bridge driver 
could parse such generic property, although it would be better if the 
core code parsed it instead.

> So, for example, this bridge can work also for MIPI interfaces which don't
> support burst-mode.
> Also, as a value-added benefit, I found non-burst mode better for some
> 1920x1200 LVDS panels I'm testing (Of course with more energy consumption).
> That's why I though it could be useful have this option, since SN65DSI8x
> supports both modes.

Can you share which panel model this is ?

  parent reply	other threads:[~2024-07-09 15:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-08 15:18 stefano.radaelli21
2024-07-08 15:53 ` Marek Vasut
2024-07-08 16:04 ` Krzysztof Kozlowski
2024-07-08 16:47 ` Rob Herring (Arm)
     [not found]   ` <CAK+owohBrewYFpDKjsE5iWC5OQ3p6S_9fwj7DWa1Ux2h8CXcAw@mail.gmail.com>
2024-07-09 13:24     ` Marek Vasut
     [not found]       ` <CAK+owoiQY8OYiZofyq4jj2S3Mg6ub88DF5V52JcppxhWbUsWgg@mail.gmail.com>
2024-07-09 15:00         ` Marek Vasut [this message]
     [not found]           ` <CAK+owogLctqu17cFEQH+258wrpfMJ4iE6iJABRu5dwxDtR21EA@mail.gmail.com>
2024-07-09 20:25             ` Marek Vasut

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