diff --git a/drivers/rtc/rtc-mc146818-lib.c b/drivers/rtc/rtc-mc146818-lib.c
index df2829dd55ad..2ecd8752b088 100644
--- a/drivers/rtc/rtc-mc146818-lib.c
+++ b/drivers/rtc/rtc-mc146818-lib.c
@@ -172,20 +172,7 @@ int mc146818_set_time(struct rtc_time *time)
 	save_control = CMOS_READ(RTC_CONTROL);
 	CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
 	save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
-
-#ifdef CONFIG_X86
-	if ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
-	     boot_cpu_data.x86 == 0x17) ||
-	     boot_cpu_data.x86_vendor == X86_VENDOR_HYGON) {
-		CMOS_WRITE((save_freq_select & (~RTC_DIV_RESET2)),
-			RTC_FREQ_SELECT);
-		save_freq_select &= ~RTC_DIV_RESET2;
-	} else
-		CMOS_WRITE((save_freq_select | RTC_DIV_RESET2),
-			RTC_FREQ_SELECT);
-#else
-	CMOS_WRITE((save_freq_select | RTC_DIV_RESET2), RTC_FREQ_SELECT);
-#endif
+	CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
 
 #ifdef CONFIG_MACH_DECSTATION
 	CMOS_WRITE(real_yrs, RTC_DEC_YEAR);