mfd: Make AB8500_CORE select POWER_SUPPLY to fix build error

This patch fixes below build error when CONFIG_POWER_SUPPLY is not set.

drivers/built-in.o: In function `ab8500_power_off':
drivers/mfd/ab8500-sysctrl.c:37: undefined reference to `power_supply_get_by_name'
drivers/mfd/ab8500-sysctrl.c:53: undefined reference to `power_supply_get_by_name'
make: *** [vmlinux] Error 1

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 671f5b171c737d78c9659d2afe3a68e02fd3981f..c346941a251593bbe42bd8f3d3171acc6a93c2cf 100644 (file)
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -858,6 +858,7 @@ config EZX_PCAP
 config AB8500_CORE
        bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
        depends on GENERIC_HARDIRQS && ABX500_CORE && MFD_DB8500_PRCMU
+       select POWER_SUPPLY
        select MFD_CORE
        select IRQ_DOMAIN
        help