linux-kernel - Re: [PATCH v2 3/7] arm64: dts: qcom: sm6125-xiaomi-ginkgo: Set memory-region for framebuffer

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Message-ID: <50c8abcc-e3aa-48f3-933f-a79af359c654@oss.qualcomm.com>
Date: Wed, 21 Jan 2026 13:46:18 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Barnabás Czémán <barnabas.czeman@...nlining.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Gabriel Gonzales <semfault@...root.org>, Kees Cook <kees@...nel.org>,
        Tony Luck <tony.luck@...el.com>,
        "Guilherme G. Piccoli" <gpiccoli@...lia.com>,
        Biswapriyo Nath <nathbappai@...il.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht,
        linux@...nlining.org
Subject: Re: [PATCH v2 3/7] arm64: dts: qcom: sm6125-xiaomi-ginkgo: Set
 memory-region for framebuffer

On 1/16/26 4:54 PM, Barnabás Czémán wrote:
> Use memory-region property for framebuffer instead of reg.
> 
> Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org>
> ---
>  arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo.dts | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo.dts b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo.dts
> index d5e5abdb3b2f..4e1444abc29b 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo.dts
> @@ -33,7 +33,7 @@ chosen {
>  
>  		framebuffer0: framebuffer@...00000 {

You have to remove the unit address now, as 'reg' is gone

Konrad

>  			compatible = "simple-framebuffer";
> -			reg = <0 0x5c000000 0 (2340 * 1080 * 4)>;
> +			memory-region = <&framebuffer_mem>;
>  			width = <1080>;
>  			height = <2340>;
>  			stride = <(1080 * 4)>;
> @@ -62,7 +62,7 @@ gpu_mem: gpu_mem@...15000 {
>  			no-map;
>  		};
>  
> -		framebuffer@...00000 {
> +		framebuffer_mem: framebuffer@...00000 {
>  			reg = <0x0 0x5c000000 0x0 (2340 * 1080 * 4)>;
>  			no-map;
>  		};
>