73 static int validate_ct_struct(struct clocktime *ct)  in validate_ct_struct()  argument
77     if (!ct)  in validate_ct_struct()
80     CT_CHECK(ct->sec < 0  || ct->sec > 60,  "second"); /* + Leap sec */  in validate_ct_struct()
81     CT_CHECK(ct->min < 0  || ct->min > 59,  "minute");  in validate_ct_struct()
82     CT_CHECK(ct->hour < 0 || ct->hour > 23, "hour");  in validate_ct_struct()
83     CT_CHECK(ct->day < 1 || ct->day > 31, "day");  in validate_ct_struct()
84     CT_CHECK(ct->dow < 0 || ct->dow > 6,  "day of week");  in validate_ct_struct()
85     CT_CHECK(ct->mon < 1  || ct->mon > 12,  "month");  in validate_ct_struct()
86     CT_CHECK(ct->year > 2037,"year");  in validate_ct_struct()
101     struct clocktime ct;  in cvmx_rtc_ds1337_read()  local
106     memset(&ct, 0, sizeof(ct));  in cvmx_rtc_ds1337_read()
120     ct.sec  = bcd2bin(reg[0] & 0x7f);  in cvmx_rtc_ds1337_read()
121     ct.min  = bcd2bin(reg[1] & 0x7f);  in cvmx_rtc_ds1337_read()
122     ct.hour = bcd2bin(reg[2] & 0x3f);  in cvmx_rtc_ds1337_read()
125 	ct.hour = (ct.hour + 12) % 24;  in cvmx_rtc_ds1337_read()
127     ct.dow = (reg[3] & 0x7) - 1; /* Day of week field is 0..6 */  in cvmx_rtc_ds1337_read()
128     ct.day = bcd2bin(reg[4] & 0x3f);  in cvmx_rtc_ds1337_read()
129     ct.mon  = bcd2bin(reg[5] & 0x1f); /* Month field is 1..12 */  in cvmx_rtc_ds1337_read()
134     ct.year = 2000 + bcd2bin(reg[6]);  in cvmx_rtc_ds1337_read()
136     ct.year = ((reg[5] & 0x80) ? 2000 : 1900) + bcd2bin(reg[6]);  in cvmx_rtc_ds1337_read()
139     if (validate_ct_struct(&ct))  in cvmx_rtc_ds1337_read()
142     if (clock_ct_to_ts(&ct, &ts) != 0) {  in cvmx_rtc_ds1337_read()
156     struct clocktime ct;  in cvmx_rtc_ds1337_write()  local
165     clock_ts_to_ct(&ts, &ct);  in cvmx_rtc_ds1337_write()
167     if (validate_ct_struct(&ct))  in cvmx_rtc_ds1337_write()
173     reg[0] = bin2bcd(ct.sec);  in cvmx_rtc_ds1337_write()
174     reg[1] = bin2bcd(ct.min);  in cvmx_rtc_ds1337_write()
175     reg[2] = bin2bcd(ct.hour);       /* Force 0..23 format even if using AM/PM */  in cvmx_rtc_ds1337_write()
176     reg[3] = bin2bcd(ct.dow + 1);  in cvmx_rtc_ds1337_write()
177     reg[4] = bin2bcd(ct.day);  in cvmx_rtc_ds1337_write()
178     reg[5] = bin2bcd(ct.mon);  in cvmx_rtc_ds1337_write()
180     if (ct.year >= 2000)             /* Set century bit*/  in cvmx_rtc_ds1337_write()
185     reg[6] = bin2bcd(ct.year % 100);  in cvmx_rtc_ds1337_write()