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-From: Rui Salvaterra <rsalvaterra@gmail.com>
-To: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org,
- linux-kernel@vger.kernel.org
-Cc: matthias.bgg@gmail.com, ryder.lee@mediatek.com, daniel@makrotopia.org,
- Rui Salvaterra <rsalvaterra@gmail.com>
-Subject: [PATCH] arm64: dts: mt7622: specify the L2 cache topology
-Date: Thu, 28 Apr 2022 23:57:55 +0100
-Message-Id: <20220428225755.785153-1-rsalvaterra@gmail.com>
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-
-On an MT7622 system, the kernel complains of not being able to detect the cache
-hierarchy of CPU 0. Specify the shared L2 cache node in the device tree, in
-order to fix this.
-
-Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
----
- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 7 +++++++
- 1 file changed, 7 insertions(+)
-
---- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
-+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
-@@ -80,6 +80,7 @@
- enable-method = "psci";
- clock-frequency = <1300000000>;
- cci-control-port = <&cci_control2>;
-+ next-level-cache = <&L2>;
- };
-
- cpu1: cpu@1 {
-@@ -94,6 +95,12 @@
- enable-method = "psci";
- clock-frequency = <1300000000>;
- cci-control-port = <&cci_control2>;
-+ next-level-cache = <&L2>;
-+ };
-+
-+ L2: l2-cache {
-+ compatible = "cache";
-+ cache-level = <2>;
- };
- };
-