--- zzzz-none-000/linux-3.10.107/arch/m68k/include/asm/mc146818rtc.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/m68k/include/asm/mc146818rtc.h	2021-02-04 17:41:59.000000000 +0000
@@ -10,16 +10,16 @@
 
 #include <asm/atarihw.h>
 
-#define RTC_PORT(x)	(TT_RTC_BAS + 2*(x))
+#define ATARI_RTC_PORT(x)	(TT_RTC_BAS + 2*(x))
 #define RTC_ALWAYS_BCD	0
 
 #define CMOS_READ(addr) ({ \
-atari_outb_p((addr),RTC_PORT(0)); \
-atari_inb_p(RTC_PORT(1)); \
+atari_outb_p((addr), ATARI_RTC_PORT(0)); \
+atari_inb_p(ATARI_RTC_PORT(1)); \
 })
 #define CMOS_WRITE(val, addr) ({ \
-atari_outb_p((addr),RTC_PORT(0)); \
-atari_outb_p((val),RTC_PORT(1)); \
+atari_outb_p((addr), ATARI_RTC_PORT(0)); \
+atari_outb_p((val), ATARI_RTC_PORT(1)); \
 })
 #endif /* CONFIG_ATARI */