diff options
Diffstat (limited to 'arch/arm/mm/proc-v7.S')
| -rw-r--r-- | arch/arm/mm/proc-v7.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 5fbccee5f644..7a6141f495e1 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -326,6 +326,17 @@ __v7_setup: mcrlt p15, 0, r10, c15, c0, 1 @ write diagnostic register 1: #endif +#ifdef CONFIG_ARM_ERRATA_794072 + mrc p15, 0, r10, c15, c0, 1 @ read diagnostic register + orr r10, r10, #1 << 4 @ set bit #4 + mcr p15, 0, r10, c15, c0, 1 @ write diagnostic register +#endif +#ifdef CONFIG_ARM_ERRATA_761320 + cmp r6, #0x40 @ present prior to r4p0 + mrclt p15, 0, r10, c15, c0, 1 @ read diagnostic register + orrlt r10, r10, #1 << 21 @ set bit #21 + mcrlt p15, 0, r10, c15, c0, 1 @ write diagnostic register +#endif 3: mov r10, #0 mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate |