py/asmthumb: Detect presence of I-cache using CMSIS macro.
Fixes issue
@@ -51,7 +51,7 @@ void asm_thumb_end_pass(asm_thumb_t *as) {
(void)as;
// could check labels are resolved...
- #if defined(MCU_SERIES_F7)
+ #if __ICACHE_PRESENT == 1
if (as->base.pass == MP_ASM_PASS_EMIT) {
// flush D-cache, so the code emitted is stored in memory
MP_HAL_CLEAN_DCACHE(as->base.code_base, as->base.code_size);
