Change OPT_MCU_SAMX7X value.
#define OPT_MCU_SAME5X 203 ///< MicroChip SAM E5x
#define OPT_MCU_SAMD11 204 ///< MicroChip SAMD11
#define OPT_MCU_SAML22 205 ///< MicroChip SAML22
-#define OPT_MCU_SAMX7X 206 ///< MicroChip SAME70, S70, V70, V71 family
+#define OPT_MCU_SAML21 206 ///< MicroChip SAML21
+#define OPT_MCU_SAMX7X 207 ///< MicroChip SAME70, S70, V70, V71 family
// STM32
