treewide: Migrate CONFIG_FSL_ESDHC to Kconfig

Migrate the CONFIG_FSL_ESDHC option to Kconfig.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/configs/imx6q_logic_defconfig b/configs/imx6q_logic_defconfig
index e6b3264..b4e1dbb 100644
--- a/configs/imx6q_logic_defconfig
+++ b/configs/imx6q_logic_defconfig
@@ -25,6 +25,7 @@
 CONFIG_MTDPARTS_DEFAULT="mtdparts=gpmi-nand:4m(uboot),1m(env),16m(kernel),1m(dtb),-(fs)"
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_SYS_I2C_MXC=y
+CONFIG_FSL_ESDHC=y
 CONFIG_NAND=y
 CONFIG_NAND_MXS=y
 CONFIG_PHYLIB=y