diff --git a/ports/mimxrt10xx/Makefile b/ports/mimxrt10xx/Makefile
index 04949bf01c2d..33507086eaa2 100644
--- a/ports/mimxrt10xx/Makefile
+++ b/ports/mimxrt10xx/Makefile
@@ -146,6 +146,7 @@ SRC_SDK := \
 	system_$(CHIP_FAMILY).c \
 
 SRC_SDK := $(addprefix sdk/devices/$(CHIP_FAMILY)/, $(SRC_SDK))
+$(addprefix $(BUILD)/, $(SRC_SDK:.c=.o)): CFLAGS += -Wno-undef
 
 SRC_C += \
 	background.c \
diff --git a/ports/mimxrt10xx/boards/metro_m7_1011/mpconfigboard.mk b/ports/mimxrt10xx/boards/metro_m7_1011/mpconfigboard.mk
index 1a3f7e766c0b..2655217c7880 100644
--- a/ports/mimxrt10xx/boards/metro_m7_1011/mpconfigboard.mk
+++ b/ports/mimxrt10xx/boards/metro_m7_1011/mpconfigboard.mk
@@ -1,11 +1,11 @@
 USB_VID = 0x239A
 USB_PID = 0x80E2
-USB_PRODUCT = "Metro M7 1011"
+USB_PRODUCT = "Metro M7 iMX RT1011"
 USB_MANUFACTURER = "Adafruit"
 
 CHIP_VARIANT = MIMXRT1011DAE5A
 CHIP_FAMILY = MIMXRT1011
-FLASH = W25Q16JV
+FLASH = W25Q32JV
 
 # Include these Python libraries in the firmware
 FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_ESP32SPI
diff --git a/ports/mimxrt10xx/mpconfigport.mk b/ports/mimxrt10xx/mpconfigport.mk
index de594b14be38..89c6d8c94114 100644
--- a/ports/mimxrt10xx/mpconfigport.mk
+++ b/ports/mimxrt10xx/mpconfigport.mk
@@ -29,5 +29,5 @@ CIRCUITPY_I2CPERIPHERAL = 0
 CIRCUITPY_NVM = 0
 CIRCUITPY_ROTARYIO = 0
 CIRCUITPY_COUNTIO = 0
-CIRCUITPY_USB_MIDI = 0
+CIRCUITPY_USB_MIDI = 1
 LONGINT_IMPL = MPZ