RPi: Enable caches for rpi2
Now that we have support for running with caches enabled in HYP mode,
opt in to that on the Raspberry Pi 2. This brings a significant performance
boost.
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/arch/arm/mach-bcm283x/Kconfig b/arch/arm/mach-bcm283x/Kconfig
index 2315a13..1a7baf6 100644
--- a/arch/arm/mach-bcm283x/Kconfig
+++ b/arch/arm/mach-bcm283x/Kconfig
@@ -12,6 +12,7 @@
config TARGET_RPI_2
bool "Raspberry Pi 2"
select CPU_V7
+ select ARMV7_LPAE
endchoice
diff --git a/arch/arm/mach-bcm283x/init.c b/arch/arm/mach-bcm283x/init.c
index d2d366b..4fa94db 100644
--- a/arch/arm/mach-bcm283x/init.c
+++ b/arch/arm/mach-bcm283x/init.c
@@ -15,3 +15,10 @@
return 0;
}
+
+#ifdef CONFIG_ARMV7_LPAE
+void enable_caches(void)
+{
+ dcache_enable();
+}
+#endif