configs: Update Meson GX configs

Enable USB on all Amlogic Meson GXL based board.
Enable Regulator support on all boards.
Enable ADC support on the LibreTech-CC board.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/configs/odroid-c2_defconfig b/configs/odroid-c2_defconfig
index ecc8d03..9be69ad 100644
--- a/configs/odroid-c2_defconfig
+++ b/configs/odroid-c2_defconfig
@@ -18,11 +18,15 @@
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 # CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_REGULATOR=y
 CONFIG_OF_CONTROL=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MESON=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_RESET=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_MESON_GX=y
 CONFIG_DM_ETH=y