[PATCH] arm: mach-dove: Mark dove_io_desc as __maybe_unused

[Vincenzo Frascino]

Without this, we get the warnings below when CONFIG_MMU is disabled:

linux/arch/arm/mach-dove/common.c:51:24: warning: âdove_io_descâ defined
but not used [-Wunused-variable]
static struct map_desc dove_io_desc[] __initdata = {
                       ^~~~~~~~~~~~

Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
Cc: Andrew Lunn <andrew@xxxxxxx>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>
Cc: Gregory Clement <gregory.clement@xxxxxxxxxxx>
Cc: Russell King <linux@xxxxxxxxxxxxxxx>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@xxxxxxx>
---
 arch/arm/mach-dove/common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c
index 01b830afcea9..dbe970e37895 100644
--- a/arch/arm/mach-dove/common.c
+++ b/arch/arm/mach-dove/common.c
@@ -48,7 +48,7 @@
 /*****************************************************************************
  * I/O Address Mapping
  ****************************************************************************/
-static struct map_desc dove_io_desc[] __initdata = {
+static struct map_desc __maybe_unused dove_io_desc[] __initdata = {
 	{
 		.virtual	= (unsigned long) DOVE_SB_REGS_VIRT_BASE,
 		.pfn		= __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE),
-- 
2.25.1