linux-kernel - RE: [PATCH] arm64: dts: add cpu cache information to ExynosAuto-v920

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Message-ID: <022701db6016$8ef576c0$ace06440$@samsung.com>
Date: Mon, 6 Jan 2025 14:09:51 +0530
From: "Devang Tailor" <dev.tailor@...sung.com>
To: "'Krzysztof Kozlowski'" <krzk@...nel.org>, <alim.akhtar@...sung.com>,
	<robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>
Cc: <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-samsung-soc@...r.kernel.org>, <linux-kernel@...r.kernel.org>, "'Faraz
 Ata'" <faraz.ata@...sung.com>
Subject: RE: [PATCH] arm64: dts: add cpu cache information to
 ExynosAuto-v920

Hi krzysztof,


-----Original Message-----
From: Krzysztof Kozlowski <krzk@...nel.org> 
Sent: 31 December 2024 13:13
To: Devang Tailor <dev.tailor@...sung.com>; alim.akhtar@...sung.com; robh@...nel.org; krzk+dt@...nel.org; conor+dt@...nel.org
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] arm64: dts: add cpu cache information to ExynosAuto-v920

On 31/12/2024 07:43, Devang Tailor wrote:
>  
>  		cpu9: cpu@...00 {
> @@ -152,6 +215,22 @@ cpu9: cpu@...00 {
>  			compatible = "arm,cortex-a78ae";
>  			reg = <0x0 0x20100>;
>  			enable-method = "psci";
> +			i-cache-size = <0x10000>;
> +			i-cache-line-size = <64>;
> +			i-cache-sets = <256>;
> +			d-cache-size = <0x10000>;
> +			d-cache-line-size = <64>;
> +			d-cache-sets = <256>;
> +			next-level-cache = <&cpu_l2>;
> +		};
> +
> +		cpu_l2: l2-cache0 {

Are there more l2-caches? '0' suggests that, so please add nodes for all of them.
>
Thank you Krzysztof for your review. I will update other caches in v2 patch.


Best regards,
Krzysztof