diff options
author | Thierry Reding <treding@nvidia.com> | 2021-11-12 14:19:04 +0100 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2021-12-16 16:51:01 +0100 |
commit | a12cf5c339b082a93767b3fa5c85059b8269ab45 (patch) | |
tree | 660056c91793e7bc35ee93ad75a6e3bc95678aa0 /arch/arm64/boot/dts | |
parent | f0e1266818f58ab5e687b3aec53d0689c7dc7db0 (diff) |
arm64: tegra: Describe Tegra234 CPU hierarchy
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 <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts')
-rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234.dtsi | 365 |
1 files changed, 363 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index f715671f0333..b60e4f6f0658 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -252,12 +252,373 @@ #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,cortex-a78-pmu"; + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; + status = "okay"; }; psci { |