linux-kernel - Re: [PATCH 0/3] drm/sitronix/st7571-i2c: Add support for the ST7567 Controller

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <8734b2e9i2.fsf@minerva.mail-host-address-is-not-set>
Date: Fri, 11 Jul 2025 22:51:49 +0200
From: Javier Martinez Canillas <javierm@...hat.com>
To: Marcus Folkesson <marcus.folkesson@...il.com>
Cc: linux-kernel@...r.kernel.org, ipedrosa@...hat.com, Conor Dooley
 <conor+dt@...nel.org>, David Airlie <airlied@...il.com>, Krzysztof
 Kozlowski <krzk+dt@...nel.org>, Maarten Lankhorst
 <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>,
 Rob Herring <robh@...nel.org>, Simona Vetter <simona@...ll.ch>, Thomas
 Zimmermann <tzimmermann@...e.de>, devicetree@...r.kernel.org,
 dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 0/3] drm/sitronix/st7571-i2c: Add support for the ST7567
 Controller

Marcus Folkesson <marcus.folkesson@...il.com> writes:

Hello Marcus,

> Hello Javier,
>
>
> On Thu, Jul 10, 2025 at 12:24:32PM +0200, Javier Martinez Canillas wrote:
>> This patch-series adds support for the Sitronix ST7567 Controller, which is is a
>> monochrome Dot Matrix LCD Controller that has SPI, I2C and parallel interfaces.
>> 
>> The st7571-i2c driver only has support for I2C so displays using other transport
>> interfaces are currently not supported.
>> 
>> The DRM_FORMAT_R1 pixel format and data commands are the same than what is used
>> by the ST7571 controller, so only is needed a different callback that implements
>> the expected initialization sequence for the ST7567 chip.
>> 
>> Patch #1 adds a Device Tree binding schema for the ST7567 Controller.
>> 
>> Patch #2 makes the "reset-gpios" property in the driver to be optional since that
>> isn't needed for the ST7567.
>> 
>> Patch #3 finally extends the st7571-i2c driver to also support the ST7567 device.
>> 
>> 
>> Javier Martinez Canillas (3):
>>   dt-bindings: display: Add Sitronix ST7567 LCD Controller
>>   drm/sitronix/st7571-i2c: Make the reset GPIO to be optional
>>   drm/sitronix/st7571-i2c: Add support for the ST7567 Controller
>
> For all patches in this series:
>
> Reviewed-by: Marcus Folkesson <marcus.folkesson@...il.com>

Thanks! I'll merge this patch series next week then, since I also got an
ack from a DT maintainer.

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat