21 /* RK808 has a shadowed register for saving a "frozen" RTC time.
22  * When user setting "GET_TIME" to 1, the time will save in this shadowed
23  * register. If set "READSEL" to 1, user read rtc time register, actually
24  * get the time of that moment. If we need the real time, clr this bit.
76 	time64_t time = rtc_tm_to_time64(tm);  in rockchip_to_gregorian()  local
77 	rtc_time64_to_tm(time + nov2dec_transitions(tm) * 86400, tm);  in rockchip_to_gregorian()
83 	time64_t time = rtc_tm_to_time64(tm);  in gregorian_to_rockchip()  local
84 	rtc_time64_to_tm(time - extra_days * 86400, tm);  in gregorian_to_rockchip()
91 			rtc_time64_to_tm(time - (extra_days - 1) * 86400, tm);  in gregorian_to_rockchip()
95 /* Read current time and date in RTC */
112 	 * After we set the GET_TIME bit, the rtc time can't be read  in rk808_rtc_readtime()
114 	 * 32khz. If we clear the GET_TIME bit here, the time of i2c transfer  in rk808_rtc_readtime()
140 	dev_dbg(dev, "RTC date/time %ptRd(%d) %ptRt\n", tm, tm->tm_wday, tm);  in rk808_rtc_readtime()
145 /* Set current time and date in RTC */
152 	dev_dbg(dev, "set RTC date/time %ptRd(%d) %ptRt\n", tm, tm->tm_wday, tm);  in rk808_rtc_set_time()
187 /* Read alarm time and date in RTC */
203 	alrm->time.tm_sec = bcd2bin(alrm_data[0] & SECONDS_REG_MSK);  in rk808_rtc_readalarm()
204 	alrm->time.tm_min = bcd2bin(alrm_data[1] & MINUTES_REG_MAK);  in rk808_rtc_readalarm()
205 	alrm->time.tm_hour = bcd2bin(alrm_data[2] & HOURS_REG_MSK);  in rk808_rtc_readalarm()
206 	alrm->time.tm_mday = bcd2bin(alrm_data[3] & DAYS_REG_MSK);  in rk808_rtc_readalarm()
207 	alrm->time.tm_mon = (bcd2bin(alrm_data[4] & MONTHS_REG_MSK)) - 1;  in rk808_rtc_readalarm()
208 	alrm->time.tm_year = (bcd2bin(alrm_data[5] & YEARS_REG_MSK)) + 100;  in rk808_rtc_readalarm()
209 	rockchip_to_gregorian(&alrm->time);  in rk808_rtc_readalarm()
217 	dev_dbg(dev, "alrm read RTC date/time %ptRd(%d) %ptRt\n",  in rk808_rtc_readalarm()
218 		&alrm->time, alrm->time.tm_wday, &alrm->time);  in rk808_rtc_readalarm()
257 	dev_dbg(dev, "alrm set RTC date/time %ptRd(%d) %ptRt\n",  in rk808_rtc_setalarm()
258 		&alrm->time, alrm->time.tm_wday, &alrm->time);  in rk808_rtc_setalarm()
260 	gregorian_to_rockchip(&alrm->time);  in rk808_rtc_setalarm()
261 	alrm_data[0] = bin2bcd(alrm->time.tm_sec);  in rk808_rtc_setalarm()
262 	alrm_data[1] = bin2bcd(alrm->time.tm_min);  in rk808_rtc_setalarm()
263 	alrm_data[2] = bin2bcd(alrm->time.tm_hour);  in rk808_rtc_setalarm()
264 	alrm_data[3] = bin2bcd(alrm->time.tm_mday);  in rk808_rtc_setalarm()
265 	alrm_data[4] = bin2bcd(alrm->time.tm_mon + 1);  in rk808_rtc_setalarm()
266 	alrm_data[5] = bin2bcd(alrm->time.tm_year - 100);  in rk808_rtc_setalarm()