ARM: imx: udoo: Enable OF_CONTROL and DM gpio/pin control

Enable OF_CONTROL and DM for gpio and pin control support
on the i.MX6 based Udoo boards.
Signed-off-by: NPeter Robinson <pbrobinson@gmail.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>

configs/udoo_defconfig

@@ -5,10 +5,13 @@ CONFIG_SPL_GPIO_SUPPORT=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="imx6q-udoo"
+CONFIG_OF_LIST="imx6q-udoo imx6dl-udoo"
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0x60000
 CONFIG_MX6QDL=y
 CONFIG_TARGET_UDOO=y
+CONFIG_OF_CONTROL=y
 CONFIG_SPL_TEXT_BASE=0x00908000
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
@@ -24,6 +27,7 @@ CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_WATCHDOG_SUPPORT=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_MMC=y
+# CONFIG_CMD_PINMUX is not set
 CONFIG_CMD_SATA=y
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_EXT4_WRITE=y
@@ -32,9 +36,12 @@ CONFIG_ENV_IS_IN_MMC=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_DM=y
+CONFIG_DM_GPIO=y
 CONFIG_BOUNCE_BUFFER=y
 CONFIG_DWC_AHSATA=y
 CONFIG_FSL_USDHC=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX6=y
 CONFIG_MTD=y
 CONFIG_PHYLIB=y
 CONFIG_PHY_MICREL=y