From 5355559555b98cd2f0b96b2c4e56c32356f90cc1 Mon Sep 17 00:00:00 2001 From: Alim Akhtar Date: Wed, 18 May 2022 18:53:50 +0530 Subject: arm64: dts: fsd: Add cpu cache information Add CPU caches information so that the same is available to userspace via sysfs. This SoC has 48/32 KB I/D cache for each CPU cores and 4MB of L2 cache. Signed-off-by: Alim Akhtar Link: https://lore.kernel.org/r/20220518132350.35762-1-alim.akhtar@samsung.com Signed-off-by: Krzysztof Kozlowski --- arch/arm64/boot/dts/tesla/fsd.dtsi | 91 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) (limited to 'arch/arm64/boot') diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi index af39655331de..49a6f0201021 100644 --- a/arch/arm64/boot/dts/tesla/fsd.dtsi +++ b/arch/arm64/boot/dts/tesla/fsd.dtsi @@ -93,6 +93,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl0_1: cpu@1 { @@ -102,6 +109,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl0_2: cpu@2 { @@ -111,6 +125,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl0_3: cpu@3 { @@ -119,6 +140,13 @@ reg = <0x0 0x003>; enable-method = "psci"; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; /* Cluster 1 */ @@ -129,6 +157,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl1_1: cpu@101 { @@ -138,6 +173,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl1_2: cpu@102 { @@ -147,6 +189,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl1_3: cpu@103 { @@ -156,6 +205,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; /* Cluster 2 */ @@ -166,6 +222,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl2_1: cpu@201 { @@ -175,6 +238,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl2_2: cpu@202 { @@ -184,6 +254,13 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; }; cpucl2_3: cpu@203 { @@ -193,6 +270,20 @@ enable-method = "psci"; clock-frequency = <2400000000>; cpu-idle-states = <&CPU_SLEEP>; + 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 = <&cpucl_l2>; + }; + + cpucl_l2: l2-cache0 { + compatible = "cache"; + cache-size = <0x400000>; + cache-line-size = <64>; + cache-sets = <4096>; }; idle-states { -- cgit