From: Liu Ying <victor.liu@nxp.com>
To: Francesco Dolcini <francesco@dolcini.it>
Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org, andrzej.hajda@intel.com,
neil.armstrong@linaro.org, rfoss@kernel.org,
Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se,
jernej.skrabec@gmail.com, maarten.lankhorst@linux.intel.com,
mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com,
simona@ffwll.ch
Subject: Re: [PATCH 0/5] drm/bridge: simple-bridge: Add DPI color encoder support
Date: Mon, 12 Jan 2026 17:44:58 +0800 [thread overview]
Message-ID: <fb7b9103-701d-4110-b2aa-b53c0e5c8d0a@nxp.com> (raw)
In-Reply-To: <20260112093127.GA121274@francesco-nb>
On 1/12/26 17:31, Francesco Dolcini wrote:
> Hello Liu,
Hello Francesco,
>
> On Tue, Mar 04, 2025 at 06:15:25PM +0800, Liu Ying wrote:
>> This patch series aims to add DPI color encoder support as a simple DRM
>> bridge. A DPI color encoder simply converts input DPI color coding to
>> output DPI color coding, like Adafruit Kippah DPI hat[1] which converts
>> input 18-bit pixel data to 24-bit pixel data(with 2 low padding bits in
>> every color component though). A real use case is that NXP i.MX93 11x11
>> EVK[2] and i.MX93 9x9 QSB[3] boards may connect a 24-bit DPI panel through
>> the Adafruit Kippah DPI hat. The display pipeline is
>>
>> i.MX93 LCDIF display controller(RGB888) ->
>> i.MX93 parallel display format configuration(RGB666) ->
>> on-board Raspiberry Pi compatible interface(RPi)(RGB666) ->
>> Adafruit Kippah DPI hat(RGB888 with 2 low padding bits in color components) ->
>> 24-bit "ontat,kd50g21-40nt-a1" DPI panel
>
>
> Any update/progress/plan on this patch series?
It seems that neither Rob nor Maxime likes the whole idea of this bridge.
So I don't have any plan to proceed with this patch series.
>
> Thanks,
> Francesco
>
--
Regards,
Liu Ying
prev parent reply other threads:[~2026-01-12 9:44 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-04 10:15 [PATCH 0/5] drm/bridge: simple-bridge: Add DPI color encoder support Liu Ying
2025-03-04 10:15 ` [PATCH 1/5] dt-bindings: display: Document DPI color codings Liu Ying
2025-03-04 10:33 ` Maxime Ripard
2025-03-05 7:51 ` Krzysztof Kozlowski
2025-03-05 8:26 ` Maxime Ripard
2025-03-05 12:16 ` Krzysztof Kozlowski
2025-03-06 7:13 ` Liu Ying
2025-03-04 10:15 ` [PATCH 2/5] drm/of: Add drm_of_dpi_get_color_coding() Liu Ying
2025-03-04 10:15 ` [PATCH 3/5] dt-bindings: display: simple-bridge: Document DPI color encoder Liu Ying
2025-03-04 10:38 ` Maxime Ripard
2025-03-06 5:49 ` Liu Ying
2025-03-04 11:27 ` Rob Herring (Arm)
2025-03-04 15:23 ` Rob Herring
2025-03-05 9:35 ` Alexander Stein
2025-03-05 16:38 ` Rob Herring
2025-03-06 7:02 ` Liu Ying
2025-03-06 11:35 ` Maxime Ripard
2025-03-06 20:34 ` Rob Herring
2025-03-07 3:25 ` Liu Ying
2025-03-10 9:53 ` Maxime Ripard
2025-03-11 2:29 ` Liu Ying
2025-03-11 7:44 ` Maxime Ripard
2025-03-07 3:10 ` Liu Ying
2025-03-10 9:44 ` Maxime Ripard
2025-03-11 2:38 ` Liu Ying
2025-03-11 7:52 ` Maxime Ripard
2025-03-04 10:15 ` [PATCH 4/5] drm/bridge: simple-bridge: Add DPI color encoder support Liu Ying
2025-03-04 10:40 ` Maxime Ripard
2025-03-06 5:57 ` Liu Ying
2025-03-04 10:15 ` [PATCH 5/5] drm/bridge: simple-bridge: Add next panel support Liu Ying
2025-03-04 10:41 ` Maxime Ripard
2025-03-06 6:17 ` Liu Ying
2025-03-04 15:00 ` [PATCH 0/5] drm/bridge: simple-bridge: Add DPI color encoder support Alexander Stein
2026-01-12 9:31 ` Francesco Dolcini
2026-01-12 9:44 ` Liu Ying [this message]
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