linux-kernel - [PATCH 3/3] arm64: dts: imx8qxp: add cache info

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Message-Id: <20211112062604.3485365-4-peng.fan@oss.nxp.com>
Date:   Fri, 12 Nov 2021 14:26:04 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        p.zabel@...gutronix.de, l.stach@...gutronix.de, krzk@...nel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: [PATCH 3/3] arm64: dts: imx8qxp: add cache info

From: Peng Fan <peng.fan@....com>

i.MX8QXP A35 Cluster has 32KB Icache, 32KB Dcache and 512KB L2 Cache
 - Icache is 2-way set associative
 - Dcache is 4-way set associative
 - L2cache is 8-way set associative
 - Line size are 64bytes

Signed-off-by: Peng Fan <peng.fan@....com>
---
 arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 28 ++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index 617618edf77e..dbec7c106e0b 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -58,6 +58,12 @@ A35_0: cpu@0 {
 			compatible = "arm,cortex-a35";
 			reg = <0x0 0x0>;
 			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
 			next-level-cache = <&A35_L2>;
 			clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
 			operating-points-v2 = <&a35_opp_table>;
@@ -69,6 +75,12 @@ A35_1: cpu@1 {
 			compatible = "arm,cortex-a35";
 			reg = <0x0 0x1>;
 			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
 			next-level-cache = <&A35_L2>;
 			clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
 			operating-points-v2 = <&a35_opp_table>;
@@ -80,6 +92,12 @@ A35_2: cpu@2 {
 			compatible = "arm,cortex-a35";
 			reg = <0x0 0x2>;
 			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
 			next-level-cache = <&A35_L2>;
 			clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
 			operating-points-v2 = <&a35_opp_table>;
@@ -91,6 +109,12 @@ A35_3: cpu@3 {
 			compatible = "arm,cortex-a35";
 			reg = <0x0 0x3>;
 			enable-method = "psci";
+			i-cache-size = <0x8000>;
+			i-cache-line-size = <64>;
+			i-cache-sets = <256>;
+			d-cache-size = <0x8000>;
+			d-cache-line-size = <64>;
+			d-cache-sets = <128>;
 			next-level-cache = <&A35_L2>;
 			clocks = <&clk IMX_SC_R_A35 IMX_SC_PM_CLK_CPU>;
 			operating-points-v2 = <&a35_opp_table>;
@@ -99,6 +123,10 @@ A35_3: cpu@3 {
 
 		A35_L2: l2-cache0 {
 			compatible = "cache";
+			cache-level = <2>;
+			cache-size = <0x80000>;
+			cache-line-size = <64>;
+			cache-sets = <1024>;
 		};
 	};
 
-- 
2.25.1