[PATCH 14/20] arm64: dts: Update cache properties for nvidia

From: Pierre Gondois
Date: Mon Oct 31 2022 - 05:21:28 EST


The DeviceTree Specification v0.3 specifies that the cache node
'compatible' and 'cache-level' properties are 'required'. Cf.
s3.8 Multi-level and Shared Cache Nodes

The recently added init_of_cache_level() function checks
these properties. Add them if missing.

Signed-off-by: Pierre Gondois <pierre.gondois@xxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra194.dtsi | 10 ++++++++
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 1 +
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 30 ++++++++++++++++++++++++
3 files changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index d0ed55e5c860..7508047e283b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -2998,36 +2998,46 @@ core1 {
};

l2c_0: l2-cache0 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <2>;
next-level-cache = <&l3c>;
};

l2c_1: l2-cache1 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <2>;
next-level-cache = <&l3c>;
};

l2c_2: l2-cache2 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <2>;
next-level-cache = <&l3c>;
};

l2c_3: l2-cache3 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <2>;
next-level-cache = <&l3c>;
};

l3c: l3-cache {
+ compatible = "cache";
cache-size = <4194304>;
cache-line-size = <64>;
+ cache-level = <3>;
cache-sets = <4096>;
};
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 724e87450605..9474b0da0a3e 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -2005,6 +2005,7 @@ CPU_SLEEP: cpu-sleep {

L2: l2-cache {
compatible = "cache";
+ cache-level = <2>;
};
};

diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 81a0f599685f..ca7a570c758b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -1792,117 +1792,147 @@ core3 {
};

l2c0_0: l2-cache00 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c0>;
};

l2c0_1: l2-cache01 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c0>;
};

l2c0_2: l2-cache02 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c0>;
};

l2c0_3: l2-cache03 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c0>;
};

l2c1_0: l2-cache10 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c1>;
};

l2c1_1: l2-cache11 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c1>;
};

l2c1_2: l2-cache12 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c1>;
};

l2c1_3: l2-cache13 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c1>;
};

l2c2_0: l2-cache20 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c2>;
};

l2c2_1: l2-cache21 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c2>;
};

l2c2_2: l2-cache22 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c2>;
};

l2c2_3: l2-cache23 {
+ compatible = "cache";
cache-size = <262144>;
cache-line-size = <64>;
cache-sets = <512>;
cache-unified;
+ cache-level = <2>;
next-level-cache = <&l3c2>;
};

l3c0: l3-cache0 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <3>;
};

l3c1: l3-cache1 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <3>;
};

l3c2: l3-cache2 {
+ compatible = "cache";
cache-size = <2097152>;
cache-line-size = <64>;
cache-sets = <2048>;
+ cache-level = <3>;
};
};

--
2.25.1