From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2062C433F5 for ; Fri, 12 Nov 2021 13:19:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B36AE61078 for ; Fri, 12 Nov 2021 13:19:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232642AbhKLNWC (ORCPT ); Fri, 12 Nov 2021 08:22:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232523AbhKLNWC (ORCPT ); Fri, 12 Nov 2021 08:22:02 -0500 Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1554C061767; Fri, 12 Nov 2021 05:19:11 -0800 (PST) Received: by mail-wm1-x333.google.com with SMTP id d72-20020a1c1d4b000000b00331140f3dc8so6767023wmd.1; Fri, 12 Nov 2021 05:19:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=rFFBsweLVulkeHO4uR3+8xjcp2/qK2qrpHp+ypySGyM=; b=Udsa077xhK5ZJUzs89kDtRWOUYKaR1FbKy1NgsANG1RHZijYTLLRDTFEk4GQ9cxBzR IvQfskrgNOG946FAu0Wsd7KCeZxP9s3vPIvvAqsTJcz958AclOWDusYhf7gBQutUlaVE 919uOahBjMGlfRP3hAQT7Z4XIe/2JfUqhd2oYmPPLDoKZu0X543q6Nqwus6aAKWCIuap d60u7o1RBVoP6BgsJ5TIwyegGoOH6V6r3ObRgLnSBXYEXff34no2rNA5WqfGu24L1ES2 65IFR2visnhxWUx+hxOh33hmmVOE0JO7WRWiG0gRZ7GJNsNOSHr5/aNbM7S77cgooF2q paFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=rFFBsweLVulkeHO4uR3+8xjcp2/qK2qrpHp+ypySGyM=; b=FxDbNZ06AdbGMt5V9NITRSrl3DDWiUi8QLQRjvKCjGhmqHld3mAQWEmacPRCRPe+lP RqSytYfDmDts7xKA0s5ICFwR82CSvujao9JUWrKmOMFkSBCzGk5vNUO6PZO4858T1CzH BPMEyGb/cnnZoIGQ9nPcRC9z2ueyM9rSrjmmrmu9fEh0FSBqaQohjwJ7fYQZZ1uHtbxc dEWCHgSon6HqrONJsDPCsvNmwq9ynRco2AoWm11B6kt8+hAI+I8J9xk0RUvFwBywORdv SVyW/9Y+ZsI3WBtbXUKYbkRUbpfPhnY7CB1U7dGooBttPvP5EECcT0yKAF1G85BWwZru 8ZPw== X-Gm-Message-State: AOAM533T8EhLXNNAi60dTRzX13xai0xYbwJzE2jDE9tUAWUqPleD3ryt 5TgXYxnK4i9kt3WDcp+NJzM= X-Google-Smtp-Source: ABdhPJx2Wv4yULLGcjTlQ7NRcpn8iagTZ2Nm7lMjWp38EEDgUJXE12cUsEg0QAmy8U8sEoy94shItA== X-Received: by 2002:a7b:c7cd:: with SMTP id z13mr32969855wmk.172.1636723150208; Fri, 12 Nov 2021 05:19:10 -0800 (PST) Received: from localhost ([193.209.96.43]) by smtp.gmail.com with ESMTPSA id g5sm9006420wri.45.2021.11.12.05.19.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Nov 2021 05:19:09 -0800 (PST) From: Thierry Reding To: Thierry Reding , Rob Herring Cc: Robin Murphy , Jon Hunter , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org Subject: [PATCH 2/2] arm64: tegra: Describe Tegra234 CPU hierarchy Date: Fri, 12 Nov 2021 14:19:04 +0100 Message-Id: <20211112131904.3683428-2-thierry.reding@gmail.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211112131904.3683428-1-thierry.reding@gmail.com> References: <20211112131904.3683428-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Thierry Reding The NVIDIA Tegra234 SoC has 3 clusters of 4 Cortex-A78AE CPU cores each, for a total of 12 CPUs. Each CPU has 64 KiB instruction and data caches with each cluster having an additional 256 KiB unified L2 cache and a 2 MiB L3 cache. Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra234.dtsi | 365 ++++++++++++++++++++++- 1 file changed, 363 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index 104e5fdd5f8a..db24f48edc9f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -736,12 +736,373 @@ cpus { #address-cells = <1>; #size-cells = <0>; - cpu@0 { + cpu0_0: cpu@0 { + compatible = "arm,cortex-a78"; device_type = "cpu"; - reg = <0x000>; + reg = <0x00000>; enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c0_0>; + }; + + cpu0_1: cpu@100 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x00100>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c0_1>; + }; + + cpu0_2: cpu@200 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x00200>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c0_2>; + }; + + cpu0_3: cpu@300 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x00300>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c0_3>; + }; + + cpu1_0: cpu@10000 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x10000>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c1_0>; + }; + + cpu1_1: cpu@10100 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x10100>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c1_1>; + }; + + cpu1_2: cpu@10200 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x10200>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c1_2>; + }; + + cpu1_3: cpu@10300 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x10300>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c1_3>; + }; + + cpu2_0: cpu@20000 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x20000>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c2_0>; + }; + + cpu2_1: cpu@20100 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x20100>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c2_1>; + }; + + cpu2_2: cpu@20200 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x20200>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c2_2>; + }; + + cpu2_3: cpu@20300 { + compatible = "arm,cortex-a78"; + device_type = "cpu"; + reg = <0x20300>; + + enable-method = "psci"; + + i-cache-size = <65536>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <65536>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&l2c2_3>; + }; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0_0>; + }; + + core1 { + cpu = <&cpu0_1>; + }; + + core2 { + cpu = <&cpu0_2>; + }; + + core3 { + cpu = <&cpu0_3>; + }; + }; + + cluster1 { + core0 { + cpu = <&cpu1_0>; + }; + + core1 { + cpu = <&cpu1_1>; + }; + + core2 { + cpu = <&cpu1_2>; + }; + + core3 { + cpu = <&cpu1_3>; + }; + }; + + cluster2 { + core0 { + cpu = <&cpu2_0>; + }; + + core1 { + cpu = <&cpu2_1>; + }; + + core2 { + cpu = <&cpu2_2>; + }; + + core3 { + cpu = <&cpu2_3>; + }; + }; + }; + + l2c0_0: l2-cache00 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c0>; + }; + + l2c0_1: l2-cache01 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c0>; }; + + l2c0_2: l2-cache02 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c0>; + }; + + l2c0_3: l2-cache03 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c0>; + }; + + l2c1_0: l2-cache10 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c1>; + }; + + l2c1_1: l2-cache11 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c1>; + }; + + l2c1_2: l2-cache12 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c1>; + }; + + l2c1_3: l2-cache13 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c1>; + }; + + l2c2_0: l2-cache20 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c2>; + }; + + l2c2_1: l2-cache21 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c2>; + }; + + l2c2_2: l2-cache22 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c2>; + }; + + l2c2_3: l2-cache23 { + cache-size = <262144>; + cache-line-size = <64>; + cache-sets = <512>; + cache-unified; + next-level-cache = <&l3c2>; + }; + + l3c0: l3-cache0 { + cache-size = <2097152>; + cache-line-size = <64>; + cache-sets = <2048>; + }; + + l3c1: l3-cache1 { + cache-size = <2097152>; + cache-line-size = <64>; + cache-sets = <2048>; + }; + + l3c2: l3-cache2 { + cache-size = <2097152>; + cache-line-size = <64>; + cache-sets = <2048>; + }; + }; + + pmu { + compatible = "arm,armv8-pmuv3"; + interrupts = ; + status = "okay"; }; psci { -- 2.33.1