From: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Add a device node for the L2 cache, and link the CPU nodes to it.
The L2 cache for the Cortex-A7 CPU cores is 512 KiB large (organized as
64 KiB x 8 ways).
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
---
arch/arm/boot/dts/r8a7794.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi
index df0861e84a4b..21a02df3609b 100644
--- a/arch/arm/boot/dts/r8a7794.dtsi
+++ b/arch/arm/boot/dts/r8a7794.dtsi
@@ -40,6 +40,7 @@
compatible = "arm,cortex-a7";
reg = <0>;
clock-frequency = <1000000000>;
+ next-level-cache = <&L2_CA7>;
};
cpu1: cpu@1 {
@@ -47,9 +48,16 @@
compatible = "arm,cortex-a7";
reg = <1>;
clock-frequency = <1000000000>;
+ next-level-cache = <&L2_CA7>;
};
};
+ L2_CA7: cache-controller@1 {
+ compatible = "cache";
+ cache-unified;
+ cache-level = <2>;
+ };
+
gic: interrupt-controller@f1001000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
--
2.7.0.rc3.207.g0ac5344
