pico-imx7d: Add DWARF baseboard support

This add the boot menu option for the DWARF baseboard as well as a
specific config file for users which wish to use it as a pre-defined
board.
Signed-off-by: NOtavio Salvador <otavio@ossystems.com.br>

configs/pico-dwarf-imx7d_defconfig

+CONFIG_ARM=y
+CONFIG_ARCH_MX7=y
+CONFIG_SYS_TEXT_BASE=0x87800000
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_TARGET_PICO_IMX7D=y
+CONFIG_SPL_MMC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_SPL=y
+CONFIG_ARMV7_BOOT_SEC_DEFAULT=y
+CONFIG_IMX_RDC=y
+CONFIG_IMX_BOOTAUX=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
+CONFIG_BOOTCOMMAND="run findfdt; run finduuid; run distro_bootcmd"
+CONFIG_DEFAULT_FDT_FILE="imx7d-pico-dwarf.dtb"
+CONFIG_BOUNCE_BUFFER=y
+CONFIG_SPL_TEXT_BASE=0x00911000
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_USB_HOST_SUPPORT=y
+CONFIG_SPL_USB_GADGET=y
+CONFIG_SPL_USB_SDP_SUPPORT=y
+# CONFIG_CMD_BOOTD is not set
+CONFIG_CMD_BOOTMENU=y
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_XIMG is not set
+CONFIG_CMD_SPL=y
+CONFIG_CMD_SPL_WRITE_SIZE=0x20000
+CONFIG_CMD_DFU=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_USB_SDP=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_MII is not set
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
+CONFIG_DFU_MMC=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0x82000000
+CONFIG_FASTBOOT_BUF_SIZE=0x10000000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=0
+CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
+CONFIG_DM_GPIO=y
+CONFIG_DM_MMC=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_FSL_ESDHC=y
+CONFIG_PHYLIB=y
+CONFIG_MII=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX7=y
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_MXC_USB_OTG_HACTIVE=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_MANUFACTURER="FSL"
+CONFIG_USB_GADGET_VENDOR_NUM=0x0525
+CONFIG_USB_GADGET_PRODUCT_NUM=0xa4a5
+CONFIG_CI_UDC=y
+CONFIG_VIDEO=y

include/configs/pico-imx7d.h

@@ -70,7 +70,9 @@
 #define PICO_BOOT_ENV \
 	"bootmenu_0=Boot using PICO-Hobbit baseboard=" \
 		"setenv fdtfile imx7d-pico-hobbit.dtb\0" \
-	"bootmenu_1=Boot using PICO-Pi baseboard=" \
+	"bootmenu_1=Boot using PICO-Dwarf baseboard=" \
+		"setenv fdtfile imx7d-pico-dwarf.dtb\0" \
+	"bootmenu_2=Boot using PICO-Pi baseboard=" \
 		"setenv fdtfile imx7d-pico-pi.dtb\0" \
 	BOOTENV
 #endif