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ARM: integrator/versatile: fix NOMMU warnings 

On NOMMU kernels, the io_desc variables are unused
because we don't use the MMU to remap the MMIO
areas.

Marking these variables as __maybe_unused easily
avoids the otherwise harmless warnings like

warning: 'versatile_io_desc' defined but not used

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
This commit is contained in:
Arnd Bergmann 2013-02-14 13:50:57 +01:00
parent 29408ed963
commit 060fd1be0c
3 changed files with 3 additions and 3 deletions
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2
arch/arm/mach-integrator/integrator_ap.c
View File

@ -94,7 +94,7 @@ void __iomem *ap_syscon_base;
* f1b00000 1b000000 GPIO * f1b00000 1b000000 GPIO
*/ */
static struct map_desc ap_io_desc[] __initdata = { static struct map_desc ap_io_desc[] __initdata __maybe_unused = {
{ {
.virtual = IO_ADDRESS(INTEGRATOR_HDR_BASE), .virtual = IO_ADDRESS(INTEGRATOR_HDR_BASE),
.pfn = __phys_to_pfn(INTEGRATOR_HDR_BASE), .pfn = __phys_to_pfn(INTEGRATOR_HDR_BASE),

2
arch/arm/mach-integrator/integrator_cp.c
View File

@ -78,7 +78,7 @@ static void __iomem *intcp_con_base;
* fcb00000 cb000000 CP system control * fcb00000 cb000000 CP system control
*/ */
static struct map_desc intcp_io_desc[] __initdata = { static struct map_desc intcp_io_desc[] __initdata __maybe_unused = {
{ {
.virtual = IO_ADDRESS(INTEGRATOR_HDR_BASE), .virtual = IO_ADDRESS(INTEGRATOR_HDR_BASE),
.pfn = __phys_to_pfn(INTEGRATOR_HDR_BASE), .pfn = __phys_to_pfn(INTEGRATOR_HDR_BASE),

2
arch/arm/mach-versatile/core.c
View File

@ -114,7 +114,7 @@ void __init versatile_init_irq(void)
writel(PIC_MASK, VA_SIC_BASE + SIC_INT_PIC_ENABLE); writel(PIC_MASK, VA_SIC_BASE + SIC_INT_PIC_ENABLE);
} }
static struct map_desc versatile_io_desc[] __initdata = { static struct map_desc versatile_io_desc[] __initdata __maybe_unused = {
{ {
.virtual = IO_ADDRESS(VERSATILE_SYS_BASE), .virtual = IO_ADDRESS(VERSATILE_SYS_BASE),
.pfn = __phys_to_pfn(VERSATILE_SYS_BASE), .pfn = __phys_to_pfn(VERSATILE_SYS_BASE),