pico-imx7d: defconfig Enable DM gpio pinctrl and pinctrl_imx7

This patch is necessary for convert this board to dm driver model

DM GPIO requires gpio_request() to be called explicitly before
doing any gpio operation

Signed-off-by: Joris Offouga <offougajoris@gmail.com>
diff --git a/configs/pico-imx7d_defconfig b/configs/pico-imx7d_defconfig
index 1370494..54d7da8 100644
--- a/configs/pico-imx7d_defconfig
+++ b/configs/pico-imx7d_defconfig
@@ -27,6 +27,9 @@
 CONFIG_CMD_BOOTMENU=y
 # CONFIG_CMD_IMI is not set
 # CONFIG_CMD_XIMG is not set
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX7=y
+CONFIG_DM_GPIO=y
 CONFIG_CMD_SPL=y
 CONFIG_CMD_SPL_WRITE_SIZE=0x20000
 CONFIG_CMD_DFU=y