ARM: samsung: allow serial driver to be disabled
If CONFIG_SERIAL_SAMSUNG is disabled, we run into build errors
with some samsung platforms. This adds a couple of #ifdef
statements to hopefully deal with this more gracefully.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/mach-s3c64xx/irq-pm.c b/arch/arm/mach-s3c64xx/irq-pm.c
index 1649c0d..ddf6558 100644
--- a/arch/arm/mach-s3c64xx/irq-pm.c
+++ b/arch/arm/mach-s3c64xx/irq-pm.c
@@ -55,7 +55,13 @@
u32 mask;
} eint_grp_save[5];
-static u32 irq_uart_mask[CONFIG_SERIAL_SAMSUNG_UARTS];
+#ifndef CONFIG_SERIAL_SAMSUNG_UARTS
+#define SERIAL_SAMSUNG_UARTS 0
+#else
+#define SERIAL_SAMSUNG_UARTS CONFIG_SERIAL_SAMSUNG_UARTS
+#endif
+
+static u32 irq_uart_mask[SERIAL_SAMSUNG_UARTS];
static int s3c64xx_irq_pm_suspend(void)
{
@@ -66,7 +72,7 @@
s3c_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
- for (i = 0; i < CONFIG_SERIAL_SAMSUNG_UARTS; i++)
+ for (i = 0; i < SERIAL_SAMSUNG_UARTS; i++)
irq_uart_mask[i] = __raw_readl(S3C_VA_UARTx(i) + S3C64XX_UINTM);
for (i = 0; i < ARRAY_SIZE(eint_grp_save); i++, grp++) {
@@ -87,7 +93,7 @@
s3c_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
- for (i = 0; i < CONFIG_SERIAL_SAMSUNG_UARTS; i++)
+ for (i = 0; i < SERIAL_SAMSUNG_UARTS; i++)
__raw_writel(irq_uart_mask[i], S3C_VA_UARTx(i) + S3C64XX_UINTM);
for (i = 0; i < ARRAY_SIZE(eint_grp_save); i++, grp++) {