Prepare v2010.09-rc2

[oweals/u-boot.git] / arch / arm / cpu / arm1136 / start.S

diff --git a/arch/arm/cpu/arm1136/start.S b/arch/arm/cpu/arm1136/start.S
index 957f4389b2bf575087a4f1c4c2129dd61be787d9..41eb82dae246b9509545f051daac605a02b7db05 100644 (file)
--- a/arch/arm/cpu/arm1136/start.S
+++ b/arch/arm/cpu/arm1136/start.S
@@ -185,6 +185,7 @@ stack_setup:
 #endif
        sub     sp, r0, #12             /* leave 3 words for abort-stack    */
 #endif /* CONFIG_PRELOADER */
+       bic     sp, sp, #7              /* 8-byte alignment for ABI compliance */
 
 clear_bss:
        ldr     r0, _bss_start          /* find start of bss segment        */
@@ -226,8 +227,8 @@ cpu_init_crit:
         * flush v4 I/D caches
         */
        mov     r0, #0
-       mcr     p15, 0, r0, c7, c7, 0   /* flush v3/v4 cache */
-       mcr     p15, 0, r0, c8, c7, 0   /* flush v4 TLB */
+       mcr     p15, 0, r0, c7, c7, 0   /* Invalidate I+D+BTB caches */
+       mcr     p15, 0, r0, c8, c7, 0   /* Invalidate Unified TLB */
 
        /*
         * disable MMU stuff and caches