x86: ivybridge: kconfig: Imply platform specific drivers

Imply drivers that are working with Ivybridge platform in the
platform Kconfig.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/cougarcanyon2_defconfig b/configs/cougarcanyon2_defconfig
index 17ea047..fabed53 100644
--- a/configs/cougarcanyon2_defconfig
+++ b/configs/cougarcanyon2_defconfig
@@ -3,7 +3,6 @@
 CONFIG_DEFAULT_DEVICE_TREE="cougarcanyon2"
 CONFIG_TARGET_COUGARCANYON2=y
 # CONFIG_ENABLE_MRC_CACHE is not set
-CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 CONFIG_HUSH_PARSER=y
 # CONFIG_CMD_IMLS is not set
@@ -28,10 +27,8 @@
 CONFIG_EFI_PARTITION=y
 CONFIG_REGMAP=y
 CONFIG_SYSCON=y
-CONFIG_SCSI=y
-CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_SYS_NS16550=y
-CONFIG_ICH_SPI=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_KEYBOARD=y
+# CONFIG_VIDEO_VESA is not set