arm64: dts: imx8qm: add cache info

i.MX8QM A53 Cluster has 32KB Icache, 32KB Dcache and 1MB L2 Cache
  - Icache is 2-way set associative
  - Dcache is 4-way set associative
  - L2cache is 16-way set associative
  - Line size are 64bytes

A72 Cluster has 48KB Icache, 32KB Dcache and 1MB L2 Cache
 - ICache is 3-way set-associative
 - Dcache is 2-way set-associative
 - L2Cache is 16-way set-associative
 - Line size are 64bytes

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index aebbe2b..4a7c017 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -57,6 +57,12 @@
                        compatible = "arm,cortex-a53", "arm,armv8";
                        reg = <0x0 0x0>;
                        enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
                        next-level-cache = <&A53_L2>;
                };
 
@@ -65,6 +71,12 @@
                        compatible = "arm,cortex-a53", "arm,armv8";
                        reg = <0x0 0x1>;
                        enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
                        next-level-cache = <&A53_L2>;
                };
 
@@ -73,6 +85,12 @@
                        compatible = "arm,cortex-a53", "arm,armv8";
                        reg = <0x0 0x2>;
                        enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
                        next-level-cache = <&A53_L2>;
                };
 
@@ -81,6 +99,12 @@
                        compatible = "arm,cortex-a53", "arm,armv8";
                        reg = <0x0 0x3>;
                        enable-method = "psci";
+                       i-cache-size = <0x8000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <256>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
                        next-level-cache = <&A53_L2>;
                };
 
@@ -89,6 +113,12 @@
                        compatible = "arm,cortex-a72", "arm,armv8";
                        reg = <0x0 0x100>;
                        enable-method = "psci";
+                       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 = <&A72_L2>;
                };
 
@@ -102,10 +132,18 @@
 
                A53_L2: l2-cache0 {
                        compatible = "cache";
+                       cache-level = <2>;
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
                };
 
                A72_L2: l2-cache1 {
                        compatible = "cache";
+                       cache-level = <2>;
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
                };
        };