linux-kernel - Re: [PATCH v4 2/4] arm64: dts: exynos: gs101-oriole: configure simple-framebuffer

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Message-ID: <CADrjBPpbAXWxAkGShO2-kC2Fa1LvaNQ=JZoOcawKou=9NL0o+w@mail.gmail.com>
Date: Mon, 20 Jan 2025 09:28:22 +0000
From: Peter Griffin <peter.griffin@...aro.org>
To: André Draszik <andre.draszik@...aro.org>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Tudor Ambarus <tudor.ambarus@...aro.org>, 
	Alim Akhtar <alim.akhtar@...sung.com>, Will McVicker <willmcvicker@...gle.com>, 
	kernel-team@...roid.com, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v4 2/4] arm64: dts: exynos: gs101-oriole: configure simple-framebuffer

Hi André

On Fri, 17 Jan 2025 at 17:09, André Draszik <andre.draszik@...aro.org> wrote:
>
> The bootloader configures the display hardware for a framebuffer at the
> given address, let's add a simple-framebuffer node here until we get a
> proper DRM driver.
>
> This has several benefits since it's an OLED display:
> * energy consumption goes down significantly, as it changes from white
>   (as left by bootloader) to black (linux console), and we generally
>   don't run out of battery anymore when plugged into a USB port
> * less of a burn-in effect I assume
> * phone stays cooler due to reduced energy consumption by display
>
> Signed-off-by: André Draszik <andre.draszik@...aro.org>
> ---

Reviewed-by: Peter Griffin <peter.griffin@...aro.org>