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Thu, 20 Feb 2025 04:22:36 -0800 (PST) From: Nick Chan Date: Thu, 20 Feb 2025 20:21:45 +0800 Subject: [PATCH 4/9] arm64: dts: apple: s800-0-3: Add CPU caches MIME-Version: 1.0 Message-Id: <20250220-caches-v1-4-2c7011097768@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=1170; i=towinchenmi@gmail.com; h=from:subject:message-id; bh=m8DIH1oz0BOQsGMq/uy1lhJh09Sh6/MpdSkzvHXLM/M=; b=owEBbQKS/ZANAwAIAQHKCLemxQgkAcsmYgBntx5+sEdIUrj9lyDp6bgq8zlC6AYKb0UbErd1T DYTpg9Lra+JAjMEAAEIAB0WIQRLUnh4XJes95w8aIMBygi3psUIJAUCZ7cefgAKCRABygi3psUI JO5mD/9x7g3XxV7Y3A3h/VxuTLsbrjRrQv3LRwbIsIbWfDt+fgtSq+UFYHXekbz3pvRmSIviTSy +wsG8YF/8dYtAxg7o3Et6LqUv4l0G1mf4a/cBhn+Rppu1yfPWvO8bZEPNJYG03DmR7ToCc4gJ6g /wm3uATeXQPckGvaofJkQN5uGpFRLiySrQC/N+XEL2686uDqnlyCH53RxoyOwtSJ5p9goKJTAqE +ZGlDvmsl3k5FiDxTcHI3wq/WG4zduPSAv0H7gxtDU1iyUHXqdJaVSEjc6f/WOV3/KsnVfrEjcQ 12reV8t4YosYLLPS/YiadOV4p8LTJvHB/3VIFt+jGpuH5v3fZMNZKgp0wqHeRghQdWTkF4LvNS+ W5SByHg0WBmdlQtLm6kHPqPaWtczr+TwcaS1FaFyUB6xLYKyn2RbFE7oAqF2yBeiZp6bqdnx3eE 7T/cz5e4X04sLtIy5c0vosTkak8bKw6jwdcIPc/9SyO+EwcqNhd7E3kJUfpaMH31SnIzSVS8cZO rF5gnUkBIGD+m+YBTWf3SgF3fHIYNuVzB0wluTT3AaRglIGO+59ZCkip5EAMM5kFZ2EBRYCF2T2 S27ln4iXKhHHCC5zuxGsLhM/QjEaZ/CZ22xjB0kC+nLzrp+JGOkkKLem4UZ9h9pGWNy0SN7F8bs VOJ7GCRceKh7oRw== 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_042238_258887_752027ED X-CRM114-Status: GOOD ( 10.06 ) 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 both variants of Apple A9 SoC. Signed-off-by: Nick Chan --- arch/arm64/boot/dts/apple/s800-0-3.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/apple/s800-0-3.dtsi b/arch/arm64/boot/dts/apple/s800-0-3.dtsi index 2aec49f0da6467519aeb2561d00b14f46fe216fb..e56697689d953fdb0da9d23b57fd92b6f8eb5756 100644 --- a/arch/arm64/boot/dts/apple/s800-0-3.dtsi +++ b/arch/arm64/boot/dts/apple/s800-0-3.dtsi @@ -36,6 +36,9 @@ cpu0: cpu@0 { performance-domains = <&cpufreq>; enable-method = "spin-table"; device_type = "cpu"; + next-level-cache = <&l2_cache>; + i-cache-size = <0x10000>; + d-cache-size = <0x10000>; }; cpu1: cpu@1 { @@ -46,6 +49,16 @@ cpu1: cpu@1 { performance-domains = <&cpufreq>; 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 = <0x300000>; }; };