linux-kernel - Re: [PATCH v1 2/8] dt-bindings: display: panel: mipi-dbi-spi: add spi-3wire property

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Message-ID: <20230607-talcum-purging-92caedf423f1@spud>
Date:   Wed, 7 Jun 2023 18:54:32 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Leonard Göhrs <l.goehrs@...gutronix.de>
Cc:     Noralf Trønnes <noralf@...nnes.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, kernel@...gutronix.de,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/8] dt-bindings: display: panel: mipi-dbi-spi: add
 spi-3wire property

On Wed, Jun 07, 2023 at 01:55:01PM +0200, Leonard Göhrs wrote:
> Some MIPI DBI panels support a three wire mode (clock, chip select,
> bidirectional data) that can be used to ask the panel if it is already set
> up by e.g. the bootloader and can thus skip the initialization.
> This enables a flicker-free boot.
> 
> Signed-off-by: Leonard Göhrs <l.goehrs@...gutronix.de>

Acked-by: Conor Dooley <conor.dooley@...rochip.com>

Cheers,
Conor.

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