[PATCH 1/5] arm64: dts: renesas: r8a779h0: Add L3 cache controller
Geert Uytterhoeven
geert+renesas at glider.be
Thu Feb 1 06:19:16 PST 2024
From: Duy Nguyen <duy.nguyen.rh at renesas.com>
Describe the cache configuration for the first Cortex-A76 CPU core on
the Renesas R-Car V4M (R8A779H0) SoC.
Signed-off-by: Duy Nguyen <duy.nguyen.rh at renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
Changes compared to the BSP:
- Rename L3_CA76_0 label to L3_CA76,
- Rename cache-controller-0 node to cache-controller.
---
arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
index eb555cbf51a41001..f47695158d991288 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
@@ -23,6 +23,14 @@ a76_0: cpu at 0 {
reg = <0>;
device_type = "cpu";
power-domains = <&sysc R8A779H0_PD_A1E0D0C0>;
+ next-level-cache = <&L3_CA76>;
+ };
+
+ L3_CA76: cache-controller {
+ compatible = "cache";
+ power-domains = <&sysc R8A779H0_PD_A2E0D0>;
+ cache-unified;
+ cache-level = <3>;
};
};
--
2.34.1
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