diff options
Diffstat (limited to 'arch/arm/mm/cache-l2x0.c')
| -rw-r--r-- | arch/arm/mm/cache-l2x0.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 577baf7d0a8d..8a97e6443c62 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -368,14 +368,18 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask) /* l2x0 controller is disabled */ writel_relaxed(aux, l2x0_base + L2X0_AUX_CTRL); - l2x0_saved_regs.aux_ctrl = aux; - l2x0_inv_all(); /* enable L2X0 */ writel_relaxed(1, l2x0_base + L2X0_CTRL); } + /* Re-read it in case some bits are reserved. */ + aux = readl_relaxed(l2x0_base + L2X0_AUX_CTRL); + + /* Save the value for resuming. */ + l2x0_saved_regs.aux_ctrl = aux; + outer_cache.inv_range = l2x0_inv_range; outer_cache.clean_range = l2x0_clean_range; outer_cache.flush_range = l2x0_flush_range; |