ARM: config: Enable GPIO Key driver in stm32_defconfig

Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/configs/stm32_defconfig

@@ -38,8 +38,7 @@ CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_FW_LOADER is not set
 # CONFIG_BLK_DEV is not set
 CONFIG_EEPROM_93CX6=y
-# CONFIG_INPUT is not set
-# CONFIG_SERIO is not set
+CONFIG_KEYBOARD_GPIO=y
 # CONFIG_VT is not set
 # CONFIG_UNIX98_PTYS is not set
 # CONFIG_LEGACY_PTYS is not set