snow: Turn on and configure MKBP support.

BUG=chrome-os-partner:18633
TEST=Built for Daisy. Tests were described in the previous change.
BRANCH=None

Change-Id: If7ada6b9d25cbf8646ccf9ff3392531ef342e223
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/48073
Reviewed-by: Gabe Black <gabeblack@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
diff --git a/board/daisy/defconfig b/board/daisy/defconfig
index 10a1f02..77b5139 100644
--- a/board/daisy/defconfig
+++ b/board/daisy/defconfig
@@ -27,6 +27,8 @@
 CONFIG_DRIVER_FLASH_EXYNOS5_SPI_REGADDR=0x12d30000
 CONFIG_DRIVER_FLASH_EXYNOS5_SPI_ROM_SIZE=0x400000
 CONFIG_DRIVER_GPIO_S5P=y
+CONFIG_DRIVER_INPUT_MKBP=y
+CONFIG_DRIVER_INPUT_MKBP_KEYMATRIX_SNOW=y
 CONFIG_DRIVER_INPUT_USB=y
 CONFIG_DRIVER_MKBP=y
 CONFIG_DRIVER_MKBP_I2C=y