+
+ return hypervisor_set_time(seconds);
+}
+
+#ifdef CONFIG_PCI
+static void bq4802_get_rtc_time(struct rtc_time *time)
+{
+ unsigned char val = readb(bq4802_regs + 0x0e);
+ unsigned int century;
+
+ writeb(val | 0x08, bq4802_regs + 0x0e);
+
+ time->tm_sec = readb(bq4802_regs + 0x00);
+ time->tm_min = readb(bq4802_regs + 0x02);
+ time->tm_hour = readb(bq4802_regs + 0x04);
+ time->tm_mday = readb(bq4802_regs + 0x06);
+ time->tm_mon = readb(bq4802_regs + 0x09);
+ time->tm_year = readb(bq4802_regs + 0x0a);
+ time->tm_wday = readb(bq4802_regs + 0x08);
+ century = readb(bq4802_regs + 0x0f);
+
+ writeb(val, bq4802_regs + 0x0e);
+
+ BCD_TO_BIN(time->tm_sec);
+ BCD_TO_BIN(time->tm_min);
+ BCD_TO_BIN(time->tm_hour);
+ BCD_TO_BIN(time->tm_mday);
+ BCD_TO_BIN(time->tm_mon);
+ BCD_TO_BIN(time->tm_year);
+ BCD_TO_BIN(time->tm_wday);
+ BCD_TO_BIN(century);
+
+ time->tm_year += (century * 100);
+ time->tm_year -= 1900;
+
+ time->tm_mon--;
+}
+
+static int bq4802_set_rtc_time(struct rtc_time *time)
+{
+ unsigned char val = readb(bq4802_regs + 0x0e);
+ unsigned char sec, min, hrs, day, mon, yrs, century;
+ unsigned int year;
+
+ year = time->tm_year + 1900;
+ century = year / 100;
+ yrs = year % 100;
+
+ mon = time->tm_mon + 1; /* tm_mon starts at zero */
+ day = time->tm_mday;
+ hrs = time->tm_hour;
+ min = time->tm_min;
+ sec = time->tm_sec;
+
+ BIN_TO_BCD(sec);
+ BIN_TO_BCD(min);
+ BIN_TO_BCD(hrs);
+ BIN_TO_BCD(day);
+ BIN_TO_BCD(mon);
+ BIN_TO_BCD(yrs);
+ BIN_TO_BCD(century);
+
+ writeb(val | 0x08, bq4802_regs + 0x0e);
+
+ writeb(sec, bq4802_regs + 0x00);
+ writeb(min, bq4802_regs + 0x02);
+ writeb(hrs, bq4802_regs + 0x04);
+ writeb(day, bq4802_regs + 0x06);
+ writeb(mon, bq4802_regs + 0x09);
+ writeb(yrs, bq4802_regs + 0x0a);
+ writeb(century, bq4802_regs + 0x0f);
+
+ writeb(val, bq4802_regs + 0x0e);
+
+ return 0;
+}
+#endif /* CONFIG_PCI */
+
+struct mini_rtc_ops {
+ void (*get_rtc_time)(struct rtc_time *);
+ int (*set_rtc_time)(struct rtc_time *);
+};
+
+static struct mini_rtc_ops starfire_rtc_ops = {
+ .get_rtc_time = starfire_get_rtc_time,
+ .set_rtc_time = starfire_set_rtc_time,
+};
+
+static struct mini_rtc_ops hypervisor_rtc_ops = {
+ .get_rtc_time = hypervisor_get_rtc_time,
+ .set_rtc_time = hypervisor_set_rtc_time,
+};
+
+#ifdef CONFIG_PCI
+static struct mini_rtc_ops bq4802_rtc_ops = {
+ .get_rtc_time = bq4802_get_rtc_time,
+ .set_rtc_time = bq4802_set_rtc_time,
+};
+#endif /* CONFIG_PCI */
+
+static struct mini_rtc_ops *mini_rtc_ops;
+
+static inline void mini_get_rtc_time(struct rtc_time *time)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&rtc_lock, flags);
+ mini_rtc_ops->get_rtc_time(time);
+ spin_unlock_irqrestore(&rtc_lock, flags);
+}
+
+static inline int mini_set_rtc_time(struct rtc_time *time)
+{