No qstr hash on all SAMD21

Author: tannewt

ports/atmel-samd/mpconfigport.h

@@ -51,6 +51,8 @@
 // See https://github.com/micropython/micropython/pull/11353
 #define MICROPY_NLR_THUMB_USE_LONG_JUMP (1)
 
+// Don't store qstr hashes and do string compares instead.
+#define MICROPY_QSTR_BYTES_IN_HASH       (0)
 
 #endif // SAMD21
 

py/circuitpy_mpconfig.h

@@ -142,7 +142,9 @@ extern void common_hal_mcu_enable_interrupts(void);
 #define MICROPY_PY___FILE__              (1)
 
 #if CIRCUITPY_FULL_BUILD
+#ifndef MICROPY_QSTR_BYTES_IN_HASH
 #define MICROPY_QSTR_BYTES_IN_HASH       (1)
+#endif
 #else
 #define MICROPY_QSTR_BYTES_IN_HASH       (0)
 #endif