[PATCH V6 3/6] arm: cache-l2x0: add support for Aurora L2 cache ctrl

[Arnd Bergmann]

The newly introduced l2_wt_override should be in the same #ifdef
as the code using it, otherwise we get:

arch/arm/mm/cache-l2x0.c:37:12: warning: 'l2_wt_override' defined but not used

Signed-off-by: Arnd Bergmann <arnd at arndb.de>
---
On Tuesday 23 October 2012, Gregory CLEMENT wrote:
> @@ -33,6 +34,11 @@ static DEFINE_RAW_SPINLOCK(l2x0_lock);
>  static u32 l2x0_way_mask;      /* Bitmask of active ways */
>  static u32 l2x0_size;
>  static unsigned long sync_reg_offset = L2X0_CACHE_SYNC;
> +static int l2_wt_override;
> +
> +/* Aurora don't have the cache ID register available, so we have to
> + * pass it though the device tree */
> +static u32  cache_id_part_number_from_dt;


diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 92ee4a0..6911b8b 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -34,7 +34,6 @@ static DEFINE_RAW_SPINLOCK(l2x0_lock);
 static u32 l2x0_way_mask;	/* Bitmask of active ways */
 static u32 l2x0_size;
 static unsigned long sync_reg_offset = L2X0_CACHE_SYNC;
-static int l2_wt_override;
 
 /* Aurora don't have the cache ID register available, so we have to
  * pass it though the device tree */
@@ -424,6 +423,8 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask)
 }
 
 #ifdef CONFIG_OF
+static int l2_wt_override;
+
 /*
  * Note that the end addresses passed to Linux primitives are
  * noninclusive, while the hardware cache range operations use