linux-kernel - Re: [PATCH 1/2] ARM: dts: samsung: exynos5250: describe sromc bank memory map

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Message-ID: <4959ce59-84aa-40a5-aa07-f2dfa856d9b2@kernel.org>
Date: Sat, 6 Sep 2025 14:24:21 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Henrik Grimler <henrik@...mler.se>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] ARM: dts: samsung: exynos5250: describe sromc bank
 memory map

On 04/09/2025 08:10, Henrik Grimler wrote:
> According to public user manual for Exynos 5250 [1], the SROM
> controller has 4 banks, at same addresses as for example Exynos
> 5410. Describe the bank memory map of the SoC.
> 
> [1] https://web.archive.org/web/20130921194458/http://www.samsung.com/global/business/semiconductor/file/product/Exynos_5_Dual_User_Manaul_Public_REV100-0.pdf
> 
> Signed-off-by: Henrik Grimler <henrik@...mler.se>
> ---
>  arch/arm/boot/dts/samsung/exynos5250.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/samsung/exynos5250.dtsi b/arch/arm/boot/dts/samsung/exynos5250.dtsi
> index b9e7c493881804647534b1d7395f6eb62a07fb92..741cc693f5d8f6b33772d7819c965c590571f305 100644
> --- a/arch/arm/boot/dts/samsung/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/samsung/exynos5250.dtsi
> @@ -1214,6 +1214,15 @@ &serial_3 {
>  	dma-names = "rx", "tx";
>  };
>  
> +&sromc {
> +	#address-cells = <2>;
> +	#size-cells = <1>;
> +	ranges = <0 0 0x04000000 0x20000


These should be separate tupples, so

<0 0 0x04000000 0x20000>,
<....>,
<....>,



Best regards,
Krzysztof