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Thu, 20 Feb 2025 04:22:28 -0800 (PST) From: Nick Chan Date: Thu, 20 Feb 2025 20:21:42 +0800 Subject: [PATCH 1/9] arm64: dts: apple: s5l8960x: Add CPU caches MIME-Version: 1.0 Message-Id: <20250220-caches-v1-1-2c7011097768@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=1153; i=towinchenmi@gmail.com; h=from:subject:message-id; bh=v1V3E5WkHVmqS/D472EV2ffRCymQYBLBb580WG2bKlo=; b=owEBbQKS/ZANAwAIAQHKCLemxQgkAcsmYgBntx5+88E85lGcMv8Rj8CoWvDh/DXWVEM+KTtJu lJUXhUbSkWJAjMEAAEIAB0WIQRLUnh4XJes95w8aIMBygi3psUIJAUCZ7cefgAKCRABygi3psUI JDxRD/4wYsk1/SWK2Ze/Ilh8czAZLIhE+GPx1uP9bjI6owuI8/GWARs6kAN5HV7P2kIug9O3TlK SGNQfpNtxf67htonZKRdu4kErrjtaCV5FoaGMA3x/cEtmjnDgykcmFBFvQHtbslefA58hO7ecHA TQLAb/Sk+O0V0IByofqAXToAuNED/5DOMi9TuNHGa9kEuRMpMkPb1X9YcDgkf7il832Ptc636ub lILaGQ4isJoWthOXCNIQa9wkbFvzKucQbZQegUEyMWp4xn73KbVIgpo1+ZyIZB7zkNbdTcedI2X otIBsmJalY7NaswnfVyKMSH0F+wpGjQgfZWKhZqsgmkSB5MXu5IsTA3hBVcEAw3QGfzf9wPQWf7 h8MPZdmspfFdTT/ppimuWvjYfClFIpKq75rR3AnJD50wbi+BNRmMeqBXf2rKu28VW1bfLkijt+G PD74iwbKDli6QID3VebOC7qtKLIJ28RsJCWHi7TF5STxA9BMlhWxoJkwMvYiuTN/0zS88pDS5EH t8Z8dUEQPtPrpTWurpq3cuMGVceCUXIiDPM78PF8r7u7zAyUdBMDsC0kNos8D/psYlNAPWEAUBj 4OPEPuP0XjX57aRUr6GGC2VZs6pRg7EexeAPvDtwKph2iP+Fex6DTQBOJn5K5AzDfpbK90HsRfj QwNU1bmoLp2Nsqw== 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_042230_017544_347CAA10 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 A7 SoC. Signed-off-by: Nick Chan --- arch/arm64/boot/dts/apple/s5l8960x.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/apple/s5l8960x.dtsi b/arch/arm64/boot/dts/apple/s5l8960x.dtsi index 64dbae5c73515bb6a1651b9b26d349d0cfd0408a..e58a3a280abf72c0a390cbefb4fdf89942d77512 100644 --- a/arch/arm64/boot/dts/apple/s5l8960x.dtsi +++ b/arch/arm64/boot/dts/apple/s5l8960x.dtsi @@ -37,6 +37,9 @@ 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 { @@ -47,6 +50,16 @@ 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 = <0x100000>; }; };