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ARM: Introduce erratum workaround for 454179
[oweals/u-boot.git]
/
arch
/
arm
/
cpu
/
armv7
/
cp15.c
diff --git
a/arch/arm/cpu/armv7/cp15.c
b/arch/arm/cpu/armv7/cp15.c
index 8ac81c9ba147453be1705af4fa9cc813d6efce1a..b44c9f94a8222c07a5e46caf1cd9471aca46bcdb 100644
(file)
--- a/
arch/arm/cpu/armv7/cp15.c
+++ b/
arch/arm/cpu/armv7/cp15.c
@@
-21,3
+21,9
@@
void __weak v7_arch_cp15_set_l2aux_ctrl(u32 l2actlr, u32 cpu_midr,
{
asm volatile ("mcr p15, 1, %0, c15, c0, 0\n\t" : : "r"(l2actlr));
}
+
+void __weak v7_arch_cp15_set_acr(u32 acr, u32 cpu_midr, u32 cpu_rev_comb,
+ u32 cpu_variant, u32 cpu_rev)
+{
+ asm volatile ("mcr p15, 0, %0, c1, c0, 1\n\t" : : "r"(acr));
+}