ti: Default to ENV_IS_IN_FAT if MMC_OMAP_HS

When we have MMC available we assume that we want to put the env as a
file on FAT.

Cc: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/omap3_logic_defconfig b/configs/omap3_logic_defconfig
index 58b5ecd..0f0fe6f 100644
--- a/configs/omap3_logic_defconfig
+++ b/configs/omap3_logic_defconfig
@@ -6,6 +6,7 @@
 CONFIG_SPL_STACK_R_ADDR=0x82000000
 CONFIG_DEFAULT_DEVICE_TREE="logicpd-torpedo-37xx-devkit"
 CONFIG_SYS_EXTRA_OPTIONS="NAND"
+# CONFIG_ENV_IS_IN_FAT is not set
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 CONFIG_VERSION_VARIABLE=y