linux-kernel - [PATCH 0/2] drm/tiny: add support tft display based on ilitek,ili9488

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Message-Id: <20221018164532.1705215-1-tommaso.merciai@amarulasolutions.com>
Date:   Tue, 18 Oct 2022 18:45:24 +0200
From:   Tommaso Merciai <tommaso.merciai@...rulasolutions.com>
To:     tommaso.merciai@...rulasolutions.com
Cc:     michael@...rulasolutions.com, linuxfancy@...glegroups.com,
        linux-amarula@...rulasolutions.com, kamlesh.gurudasani@...il.com,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Maxime Ripard <maxime@...no.tech>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Sam Ravnborg <sam@...nborg.org>,
        Javier Martinez Canillas <javierm@...hat.com>,
        Noralf Trønnes <noralf@...nnes.org>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: [PATCH 0/2] drm/tiny: add support tft display based on ilitek,ili9488

Hi All,
This series  support for ilitek,ili9488 based displays like
Waveshare-ResTouch-LCD-3.5 display. Tested on Waveshare-ResTouch-LCD-3.5
connected to px30-evb via SPI.
This series is based on work done by Kamlesh Gurudasani in 2020:

 - "drm/tiny: add support for tft displays based on ilitek, ili9488"

(Thanks Kamlesh for your starting point)

Tests are done using the following tools coming from Yocto fs:

 - modetest -M "ili9488" -s 31:320x480@...6 -v
 - fb-test
 - fb-rect

References:
 - https://patchwork.kernel.org/project/dri-devel/patch/00719f68aca488a6476b0dda634617606b592823.1592055494.git.kamlesh.gurudasani@gmail.com/
 - https://www.hpinfotech.ro/ILI9488.pdf
 - https://www.waveshare.com/wiki/Pico-ResTouch-LCD-3.5

Regards,
Tommaso

Tommaso Merciai (2):
  dt-bindings: add binding for tft displays based on ilitek,ili9488
  drm/tiny: add support for tft displays based on ilitek,ili9488

 .../bindings/display/ilitek,ili9488.yaml      |  72 +++
 drivers/gpu/drm/tiny/Kconfig                  |  13 +
 drivers/gpu/drm/tiny/Makefile                 |   1 +
 drivers/gpu/drm/tiny/ili9488.c                | 440 ++++++++++++++++++
 4 files changed, 526 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/ilitek,ili9488.yaml
 create mode 100644 drivers/gpu/drm/tiny/ili9488.c

-- 
2.25.1