mx5: Add workaround for ARM erratum ID 468414

[karo-tx-uboot.git] / arch / arm / cpu / armv7 / cpu.c

diff --git a/arch/arm/cpu/armv7/cpu.c b/arch/arm/cpu/armv7/cpu.c
index c6fa8ef13617636a8c879cccbae626bf6ee8c2e1..39a80237cd1edf08f23497cc36580aa782701877 100644 (file)
--- a/arch/arm/cpu/armv7/cpu.c
+++ b/arch/arm/cpu/armv7/cpu.c
@@ -36,13 +36,9 @@
 #include <asm/system.h>
 #include <asm/cache.h>
 #include <asm/armv7.h>
+#include <linux/compiler.h>
 
-void save_boot_params_default(u32 r0, u32 r1, u32 r2, u32 r3)
-{
-}
-
-void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3)
-       __attribute__((weak, alias("save_boot_params_default")));
+void __weak cpu_cache_initialization(void){}
 
 int cleanup_before_linux(void)
 {
@@ -81,5 +77,10 @@ int cleanup_before_linux(void)
         */
        invalidate_dcache_all();
 
+       /*
+        * Some CPU need more cache attention before starting the kernel.
+        */
+       cpu_cache_initialization();
+
        return 0;
 }