update doc

docs/boards.md

@@ -19,7 +19,7 @@ This code base already had supported for a handful of following boards (sorted a
 - [DA14695 Development Kit – USB](https://www.dialog-semiconductor.com/products/da14695-development-kit-usb)
 - [DA1469x Development Kit – Pro](https://www.dialog-semiconductor.com/products/da14695-development-kit-pro)
 
-### MicroChip SAMD
+### MicroChip SAM
 
 - [Adafruit Circuit Playground Express](https://www.adafruit.com/product/3333)
 - [Adafruit Feather M0 Express](https://www.adafruit.com/product/3403)
@@ -28,9 +28,10 @@ This code base already had supported for a handful of following boards (sorted a
 - [Adafruit ItsyBitsy M4 Express](https://www.adafruit.com/product/3800)
 - [Adafruit Metro M0 Express](https://www.adafruit.com/product/3505)
 - [Adafruit Metro M4 Express](https://www.adafruit.com/product/3382)
-- [Microchip SAMD11 Xplained](https://www.microchip.com/developmenttools/ProductDetails/atsamd11-xpro)
-- [Seeeduino Xiao](https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html)
 - [Great Scott Gadgets LUNA](https://greatscottgadgets.com/luna/)
+- [Microchip SAMD11 Xplained](https://www.microchip.com/developmenttools/ProductDetails/atsamd11-xpro)
+- [Microchip SAMG55 Xplained Pro Evaluation Kit](https://www.microchip.com/DevelopmentTools/ProductDetails/PartNO/ATSAMG55-XPRO)
+- [Seeeduino Xiao](https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html)
 
 ### Nordic nRF5x
 

hw/bsp/samg55xplained/board.mk

@@ -46,7 +46,7 @@ CHIP_FAMILY = samg
 FREERTOS_PORT = ARM_CM4F
 
 # For flash-jlink target
-JLINK_DEVICE = ATSAMD51J19
+JLINK_DEVICE = ATSAMG55J19
 JLINK_IF = swd
 
 # flash using edbg from https://github.com/ataradov/edbg