clocksource: convert 32-bit down counting clocksource on S5PV210/S5P64X0

Convert the S5PV210/S5P64X0 32-bit down-counting clocksource to
the generic mmio clocksource infrastructure

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2b5f82f34a7e..d39f5324d626 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -726,6 +726,7 @@ config ARCH_S5P64X0
         select GENERIC_GPIO
         select HAVE_CLK
         select CLKDEV_LOOKUP
+        select CLKSRC_MMIO
         select HAVE_S3C2410_WATCHDOG if WATCHDOG
         select GENERIC_CLOCKEVENTS
         select HAVE_SCHED_CLOCK
@@ -756,6 +757,7 @@ config ARCH_S5PV210
         select GENERIC_GPIO
         select HAVE_CLK
         select CLKDEV_LOOKUP
+        select CLKSRC_MMIO
         select ARM_L1_CACHE_SHIFT_6
         select ARCH_HAS_CPUFREQ
         select GENERIC_CLOCKEVENTS