diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/mips/cavium/octeon_ds1337.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/sys/mips/cavium/octeon_ds1337.c b/sys/mips/cavium/octeon_ds1337.c index b79d734..a5cba94 100644 --- a/sys/mips/cavium/octeon_ds1337.c +++ b/sys/mips/cavium/octeon_ds1337.c @@ -81,9 +81,9 @@ static int validate_ct_struct(struct clocktime *ct) CT_CHECK(ct->min < 0 || ct->min > 59, "minute"); CT_CHECK(ct->hour < 0 || ct->hour > 23, "hour"); CT_CHECK(ct->day < 1 || ct->day > 31, "day"); - CT_CHECK(ct->dow < 0 || ct->dow > 6, "day of week"); - CT_CHECK(ct->mon < 0 || ct->mon > 11, "month"); - CT_CHECK(ct->year < 0 || ct->year > 200,"year"); + CT_CHECK(ct->dow < 1 || ct->dow > 7, "day of week"); + CT_CHECK(ct->mon < 1 || ct->mon > 12, "month"); + CT_CHECK(ct->year > 2037,"year"); return rc; } @@ -124,10 +124,17 @@ uint32_t cvmx_rtc_ds1337_read(void) { ct.hour = (ct.hour + 12) % 24; } - ct.dow = (reg[3] & 0x7) - 1; /* Day of week field is 0..6 */ + ct.dow = (reg[3] & 0x7); /* Day of week field is 1..7 */ ct.day = bcd2bin(reg[4] & 0x3f); - ct.mon = bcd2bin(reg[5] & 0x1f) - 1; /* Month field is 0..11 */ - ct.year = ((reg[5] & 0x80) ? 100 : 0) + bcd2bin(reg[6]); + ct.mon = bcd2bin(reg[5] & 0x1f); /* Month field is 1..12 */ +#if defined(OCTEON_BOARD_CAPK_0100ND) + /* + * CAPK-0100ND uses DS1307 that does not have century bit + */ + ct.year = 2000 + bcd2bin(reg[6]); +#else + ct.year = ((reg[5] & 0x80) ? 2000 : 1900) + bcd2bin(reg[6]); +#endif if (validate_ct_struct(&ct)) @@ -166,11 +173,11 @@ int cvmx_rtc_ds1337_write(uint32_t time) reg[0] = bin2bcd(ct.sec); reg[1] = bin2bcd(ct.min); - reg[2] = bin2bcd(ct.hour); /* Force 0..23 format even if using AM/PM */ - reg[3] = bin2bcd(ct.dow + 1); + reg[2] = bin2bcd(ct.hour); /* Force 0..23 format even if using AM/PM */ + reg[3] = bin2bcd(ct.dow); reg[4] = bin2bcd(ct.day); - reg[5] = bin2bcd(ct.mon + 1); - if (ct.year >= 100) /* Set century bit*/ + reg[5] = bin2bcd(ct.mon); + if (ct.year >= 2000) /* Set century bit*/ { reg[5] |= 0x80; } |
