linux-kernel - [PATCH 1/5] riscv: dts: renesas: r9a07g043f: Add L2 cache node

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Date:   Fri, 29 Sep 2023 01:07:00 +0100
From:   Prabhakar <prabhakar.csengg@...il.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 1/5] riscv: dts: renesas: r9a07g043f: Add L2 cache node

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Add L2 cache node for RZ/Five SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 arch/riscv/boot/dts/renesas/r9a07g043f.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/riscv/boot/dts/renesas/r9a07g043f.dtsi b/arch/riscv/boot/dts/renesas/r9a07g043f.dtsi
index 6ec1c6f9a403..c8d63a8f7d86 100644
--- a/arch/riscv/boot/dts/renesas/r9a07g043f.dtsi
+++ b/arch/riscv/boot/dts/renesas/r9a07g043f.dtsi
@@ -29,6 +29,7 @@ cpu0: cpu@0 {
 			i-cache-line-size = <0x40>;
 			d-cache-size = <0x8000>;
 			d-cache-line-size = <0x40>;
+			next-level-cache = <&l2cache>;
 			clocks = <&cpg CPG_CORE R9A07G043_CLK_I>;
 			operating-points-v2 = <&cluster0_opp>;
 
@@ -56,4 +57,15 @@ plic: interrupt-controller@...00000 {
 		resets = <&cpg R9A07G043_NCEPLIC_ARESETN>;
 		interrupts-extended = <&cpu0_intc 11 &cpu0_intc 9>;
 	};
+
+	l2cache: cache-controller@...00000 {
+		compatible = "andestech,ax45mp-cache", "cache";
+		reg = <0x0 0x13400000 0x0 0x100000>;
+		interrupts = <SOC_PERIPHERAL_IRQ(476) IRQ_TYPE_LEVEL_HIGH>;
+		cache-size = <0x40000>;
+		cache-line-size = <64>;
+		cache-sets = <1024>;
+		cache-unified;
+		cache-level = <2>;
+	};
 };
-- 
2.34.1