From 5298166d47a695002d08d3b4d433206e0ba16762 Mon Sep 17 00:00:00 2001 From: Joseph Lo Date: Wed, 5 Jun 2019 10:26:40 +0800 Subject: arm64: tegra: Add CPU cache topology for Tegra186 Tegra186 has two CPU clusters with its own cache hierarchy. This patch adds them with the cache information of each of the CPUs. Signed-off-by: Joseph Lo Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra186.dtsi | 60 ++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) (limited to 'arch/arm64/boot/dts/nvidia') diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index 426ac0bdf6a6..8759fcfaf4ed 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -1128,38 +1128,98 @@ cpu@0 { compatible = "nvidia,tegra186-denver"; device_type = "cpu"; + i-cache-size = <0x20000>; + i-cache-line-size = <64>; + i-cache-sets = <512>; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_DENVER>; reg = <0x000>; }; cpu@1 { compatible = "nvidia,tegra186-denver"; device_type = "cpu"; + i-cache-size = <0x20000>; + i-cache-line-size = <64>; + i-cache-sets = <512>; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_DENVER>; reg = <0x001>; }; cpu@2 { compatible = "arm,cortex-a57"; device_type = "cpu"; + i-cache-size = <0xC000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <0x8000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_A57>; reg = <0x100>; }; cpu@3 { compatible = "arm,cortex-a57"; device_type = "cpu"; + i-cache-size = <0xC000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <0x8000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_A57>; reg = <0x101>; }; cpu@4 { compatible = "arm,cortex-a57"; device_type = "cpu"; + i-cache-size = <0xC000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <0x8000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_A57>; reg = <0x102>; }; cpu@5 { compatible = "arm,cortex-a57"; device_type = "cpu"; + i-cache-size = <0xC000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; + d-cache-size = <0x8000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; + next-level-cache = <&L2_A57>; reg = <0x103>; }; + + L2_DENVER: l2-cache0 { + compatible = "cache"; + cache-unified; + cache-level = <2>; + cache-size = <0x200000>; + cache-line-size = <64>; + cache-sets = <2048>; + }; + + L2_A57: l2-cache1 { + compatible = "cache"; + cache-unified; + cache-level = <2>; + cache-size = <0x200000>; + cache-line-size = <64>; + cache-sets = <2048>; + }; }; bpmp: bpmp { -- cgit v1.2.3