ARM: imx_v6_v7_defconfig: extend RN5T618 PMIC family support

There are new drivers for functionality of that family
(RTC and ADC), so enable them, since they are used by
various i.MX6 boards.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/configs/imx_v6_v7_defconfig

@@ -395,6 +395,7 @@ CONFIG_RTC_DRV_DA9063=y
 CONFIG_RTC_DRV_MC13XXX=y
 CONFIG_RTC_DRV_MXC=y
 CONFIG_RTC_DRV_MXC_V2=y
+CONFIG_RTC_DRV_RC5T619=y
 CONFIG_RTC_DRV_SNVS=y
 CONFIG_DMADEVICES=y
 CONFIG_FSL_EDMA=y
@@ -408,6 +409,7 @@ CONFIG_COMMON_CLK_PWM=y
 CONFIG_IIO=y
 CONFIG_MMA8452=y
 CONFIG_IMX7D_ADC=y
+CONFIG_RN5T618_ADC=y
 CONFIG_VF610_ADC=y
 CONFIG_SENSORS_ISL29018=y
 CONFIG_MAG3110=y