linux-kernel - Re: [PATCH v2 0/3] drm/tiny: panel-mipi-dbi: Support separate I/O voltage supply

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Message-ID: <f54ad441-3758-f4fe-befe-9f77b2de364e@tronnes.org>
Date:   Wed, 14 Dec 2022 15:07:07 +0100
From:   Noralf Trønnes <noralf@...nnes.org>
To:     Otto Pflüger <otto.pflueger@...cue.de>,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/3] drm/tiny: panel-mipi-dbi: Support separate I/O
 voltage supply



Den 01.12.2022 17.02, skrev Otto Pflüger:
> As stated in Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yml,
> the MIPI DBI specification defines two power supplies, one for powering
> the panel and one for the I/O voltage. The panel-mipi-dbi driver
> currently only supports specifying a single "power-supply" in the
> device tree.
> 
> Add support for a second power supply defined in a new "io-supply"
> device tree property to make the driver properly configure the voltage
> regulators on platforms where separate supplies are used.
> 
> Changes in v2:
>  - Don't list power-supply in the properties section of
>    panel-mipi-dbi-spi.yaml because it is already in panel-common.yaml
> 
> Otto Pflüger (3):
>   drm/mipi-dbi: Support separate I/O regulator
>   drm/tiny: panel-mipi-dbi: Read I/O supply from DT
>   dt-bindings: display: panel: mipi-dbi-spi: Add io-supply
> 

Series applied to drm-misc-next.

Noralf.