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Thu, 20 Feb 2025 04:22:31 -0800 (PST) From: Nick Chan Date: Thu, 20 Feb 2025 20:21:43 +0800 Subject: [PATCH 2/9] arm64: dts: apple: t7000: Add CPU caches MIME-Version: 1.0 Message-Id: <20250220-caches-v1-2-2c7011097768@gmail.com> References: <20250220-caches-v1-0-2c7011097768@gmail.com> In-Reply-To: <20250220-caches-v1-0-2c7011097768@gmail.com> To: Sven Peter , Janne Grunau , Alyssa Rosenzweig , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Nick Chan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1146; i=towinchenmi@gmail.com; h=from:subject:message-id; bh=ZoFAboTTORCIiwfMRZBtk/4gIxbXbV5LowBP1mj/Ne0=; b=owEBbQKS/ZANAwAIAQHKCLemxQgkAcsmYgBntx5+LCgvVTDgoUd0iBlRyUgpGAbBux2045I4f yesRBGCmreJAjMEAAEIAB0WIQRLUnh4XJes95w8aIMBygi3psUIJAUCZ7cefgAKCRABygi3psUI JEF9D/kBf5LvSkslGuNWkshtevt+gtvr6PpA6VRTGq61xc8YW2hC1gZJ+Rn4wjN2tLU0eCAFZpz WO98sKNPxSTADYzQFT14pDlMM9lx50sXJcmES2LUOJQ6UOkE9daYhheIS1kC5L++RNy6E6IUZB2 /JqxIUtYiJGjneJU4c2jrViqdEzIG2sgctmLjGoxoIjsh59sW3ZO5Q4Tawn92HakkLIW+rYOuE2 sqWCs9IQlDssCcZ6LCAWKQbGo0CajB/axd4mfDrax7vwM6bZD8H9p6oIjEL9GgZv8bO98O9Z3bd /dmqLiDZzYxRDqvifYw596GiSPbo8T8bqkO/mkwIUmwGlx3rzDV3p8kjQzi2MeANS3dYF0jatR4 BmCepz1bTt1gjVq+v2AZW8xx/OgpeoWlDRV1R+7azeqdqMZhc9ICHaYWepQKqDVGfvxJhN3BFMK I53O8lpFOf29VsO70pKUZLDhTAZrWjeQBqqxoRQL6QDBmIHnLXkopzos9VczWwLTFpgGezRturI k5l3fPHGzbm6aa71sIQIW3m+EbylfAtqO14xw2c+PH5S38fI5BWi9NOqgqh3vwIR0bbcmOBPnB9 rm8oecdlwZ96L8wpnm4M+4RXVI7guU0mX2L1YjkEzyd0wiFSLCD1LklfeeOvWAnNfO8Tm/MtLuC 6eRDePdEEAEhWRA== X-Developer-Key: i=towinchenmi@gmail.com; a=openpgp; fpr=4B5278785C97ACF79C3C688301CA08B7A6C50824 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_042232_707531_5BAB59DD X-CRM114-Status: GOOD ( 10.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add information about CPU caches in Apple A8 SoC. Signed-off-by: Nick Chan --- arch/arm64/boot/dts/apple/t7000.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t7000.dtsi b/arch/arm64/boot/dts/apple/t7000.dtsi index 32cac8c30e62d657079dbf32aece8af0fd9cef38..229ebd78c9d14609c30cdd011d1ec59847c846f8 100644 --- a/arch/arm64/boot/dts/apple/t7000.dtsi +++ b/arch/arm64/boot/dts/apple/t7000.dtsi @@ -37,6 +37,9 @@ cpu0: cpu@0 { operating-points-v2 = <&typhoon_opp>; enable-method = "spin-table"; device_type = "cpu"; + next-level-cache = <&l2_cache>; + i-cache-size = <0x10000>; + d-cache-size = <0x10000>; }; cpu1: cpu@1 { @@ -47,6 +50,16 @@ cpu1: cpu@1 { operating-points-v2 = <&typhoon_opp>; enable-method = "spin-table"; device_type = "cpu"; + next-level-cache = <&l2_cache>; + i-cache-size = <0x10000>; + d-cache-size = <0x10000>; + }; + + l2_cache: l2-cache { + compatible = "cache"; + cache-level = <2>; + cache-unified; + cache-size = <0x100000>; }; };