rn5t618 currently lacks irq handling. To prepare implementation
in a rn5t618-irq.c, move main file to rn5t618-core.c

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 drivers/mfd/Makefile                      | 2 ++
 drivers/mfd/{rn5t618.c => rn5t618-core.c} | 0
 2 files changed, 2 insertions(+)
 rename drivers/mfd/{rn5t618.c => rn5t618-core.c} (100%)

diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index c1067ea46204..110ea700231b 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile

@@ -216,6 +216,8 @@ obj-$(CONFIG_MFD_PALMAS)	+= palmas.o
 obj-$(CONFIG_MFD_VIPERBOARD)    += viperboard.o
 obj-$(CONFIG_MFD_RC5T583)	+= rc5t583.o rc5t583-irq.o
 obj-$(CONFIG_MFD_RK808)		+= rk808.o
+
+rn5t618-objs			:= rn5t618-core.o
 obj-$(CONFIG_MFD_RN5T618)	+= rn5t618.o
 obj-$(CONFIG_MFD_SEC_CORE)	+= sec-core.o sec-irq.o
 obj-$(CONFIG_MFD_SYSCON)	+= syscon.o

diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618-core.c
similarity index 100%
rename from drivers/mfd/rn5t618.c
rename to drivers/mfd/rn5t618-core.c
-- 
2.20.1