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-rw-r--r--target/avr/cpu.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/target/avr/cpu.h b/target/avr/cpu.h
index 6f68060ab0..9862705c6a 100644
--- a/target/avr/cpu.h
+++ b/target/avr/cpu.h
@@ -45,8 +45,6 @@
 
 /* Number of CPU registers */
 #define NUMBER_OF_CPU_REGISTERS 32
-/* Number of IO registers accessible by ld/st/in/out */
-#define NUMBER_OF_IO_REGISTERS 64
 
 /* CPU registers mapped into i/o ports 0x38-0x3f. */
 #define REG_38_RAMPD  0