i.MX defconfig updates for 4.16:

- Enable CPU_FREQ_STAT for cpufreq transtion statistics support.
  - Enable SRTC driver RTC_DRV_MXC_V2 for i.MX53.
  - Turn on a few drivers useful for DART-MX6 SoM support, SERDEV
    bluetooth, SERIAL_DEV_BUS, WL18XX, and DEFAULT_ON LED Trigger.
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Merge tag 'imx-defconfig-4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/soc

i.MX defconfig updates for 4.16:
 - Enable CPU_FREQ_STAT for cpufreq transtion statistics support.
 - Enable SRTC driver RTC_DRV_MXC_V2 for i.MX53.
 - Turn on a few drivers useful for DART-MX6 SoM support, SERDEV
   bluetooth, SERIAL_DEV_BUS, WL18XX, and DEFAULT_ON LED Trigger.

* tag 'imx-defconfig-4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: imx_v6_v7_defconfig: enable CONFIG_CPU_FREQ_STAT
  ARM: imx_v6_v7_defconfig: enable RTC_DRV_MXC_V2
  ARM: imx_v6_v7_defconfig: Add missing config for DART-MX6 SoM

Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/configs/imx_v6_v7_defconfig

@@ -55,6 +55,7 @@ CONFIG_FORCE_MAX_ZONEORDER=14
 CONFIG_CMDLINE="noinitrd console=ttymxc0,115200"
 CONFIG_KEXEC=y
 CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_STAT=y
 CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
 CONFIG_CPU_FREQ_GOV_POWERSAVE=y
 CONFIG_CPU_FREQ_GOV_USERSPACE=y
@@ -80,6 +81,7 @@ CONFIG_CAN=y
 CONFIG_CAN_FLEXCAN=y
 CONFIG_BT=y
 CONFIG_BT_HCIUART=y
+CONFIG_BT_HCIUART_SERDEV=y
 CONFIG_BT_HCIUART_H4=y
 CONFIG_BT_HCIUART_LL=y
 CONFIG_CFG80211=y
@@ -155,6 +157,7 @@ CONFIG_USB_USBNET=y
 CONFIG_USB_NET_CDC_EEM=m
 CONFIG_BRCMFMAC=m
 CONFIG_WL12XX=m
+CONFIG_WL18XX=m
 CONFIG_WLCORE_SDIO=m
 # CONFIG_WILINK_PLATFORM_DATA is not set
 CONFIG_INPUT_EVDEV=y
@@ -185,6 +188,8 @@ CONFIG_SERIAL_IMX=y
 CONFIG_SERIAL_IMX_CONSOLE=y
 CONFIG_SERIAL_FSL_LPUART=y
 CONFIG_SERIAL_FSL_LPUART_CONSOLE=y
+CONFIG_SERIAL_DEV_BUS=y
+CONFIG_SERIAL_DEV_CTRL_TTYPORT=y
 # CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_MUX=y
@@ -248,6 +253,7 @@ CONFIG_VIDEO_OV5640=m
 CONFIG_SOC_CAMERA_OV2640=y
 CONFIG_IMX_IPUV3_CORE=y
 CONFIG_DRM=y
+CONFIG_DRM_PANEL_LVDS=y
 CONFIG_DRM_PANEL_SIMPLE=y
 CONFIG_DRM_DW_HDMI_AHB_AUDIO=m
 CONFIG_DRM_DW_HDMI_CEC=y
@@ -340,6 +346,7 @@ CONFIG_LEDS_TRIGGER_ONESHOT=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
 CONFIG_LEDS_TRIGGER_BACKLIGHT=y
 CONFIG_LEDS_TRIGGER_GPIO=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_INTF_DEV_UIE_EMUL=y
 CONFIG_RTC_DRV_DS1307=y
@@ -349,6 +356,7 @@ CONFIG_RTC_DRV_PCF8563=y
 CONFIG_RTC_DRV_M41T80=y
 CONFIG_RTC_DRV_MC13XXX=y
 CONFIG_RTC_DRV_MXC=y
+CONFIG_RTC_DRV_MXC_V2=y
 CONFIG_RTC_DRV_SNVS=y
 CONFIG_DMADEVICES=y
 CONFIG_FSL_EDMA=y