From: Frank Li <Frank.li@oss.nxp.com>
To: Leonardo Costa <leoreis.costa@gmail.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Luca Ceresoli <luca.ceresoli@bootlin.com>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
Leonardo Costa <leonardo.costa@toradex.com>
Subject: Re: [PATCH v2 3/3] ARM: dts: imx6q-apalis: Add VGA overlay
Date: Mon, 19 Oct 2026 14:37:41 -0500 [thread overview]
Message-ID: <atZxhWaUWthEHkti@SMW015318> (raw)
In-Reply-To: <20261019-v2-apalis-imx6-enable-vga-v2-3-ef6a3a780472@toradex.com>
On Mon, Oct 19, 2026 at 07:17:16AM -0300, Leonardo Costa wrote:
> From: Leonardo Costa <leonardo.costa@toradex.com>
>
> Add a device tree overlay for the VGA output available on the Apalis
> Evaluation Board, which is driven from a parallel RGB interface passing
> through a non-programmable video DAC to a VGA connector, without VESA
> DDC I2C signals.
>
> The non-programmable video DAC consists of a simple resistor ladder that
> converts the digital 16-bit RGB signal to VGA. The VGA output is gated by
> an active-low data-enable signal.
>
> The overlay is also combined with the various Apalis Evaluation Board
> device trees to provide ready-to-use DTBs.
>
> Signed-off-by: Leonardo Costa <leonardo.costa@toradex.com>
> ---
> arch/arm/boot/dts/nxp/imx/Makefile | 21 ++++++
> .../boot/dts/nxp/imx/imx6q-apalis-eval-vga.dtso | 80 ++++++++++++++++++++++
what's difference with
https://lore.kernel.org/imx/20261019-colibri-imx6-overlays-v1-5-e4d028727382@toradex.com/T/#u
Is it possible share one dtso also?
Frank
prev parent reply other threads:[~2026-10-19 19:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-19 10:17 [PATCH v2 0/3] Add VGA support for Apalis iMX6 Leonardo Costa
2026-10-19 10:17 ` [PATCH v2 1/3] dt-bindings: display: bridge: simple: Add data-enable-active to dumb-vga-dac Leonardo Costa
2026-10-19 19:42 ` Frank Li
2026-10-19 10:17 ` [PATCH v2 2/3] drm/bridge: simple-bridge: Support data-enable-active endpoint property Leonardo Costa
2026-10-19 10:34 ` sashiko-bot
2026-10-19 19:50 ` Frank Li
2026-10-19 10:17 ` [PATCH v2 3/3] ARM: dts: imx6q-apalis: Add VGA overlay Leonardo Costa
2026-10-19 10:36 ` sashiko-bot
2026-10-19 19:37 ` Frank Li [this message]
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