Dear Benoît Thébaudeau, In message <[email protected]> you wrote: > This driver uses the century bit of this RTC in the opposite way Linux does> . > From Linux's rtc-pcf8563.c: > /* > * The meaning of MO_C bit varies by the chip type. > * From PCF8563 datasheet: this bit is toggled when the years > * register overflows from 99 to 00 > * 0 indicates the century is 20xx > * 1 indicates the century is 19xx > * From RTC8564 datasheet: this bit indicates change of > * century. When the year digit data overflows from 99 to 00, > * this bit is set. By presetting it to 0 while still in the > * 20th century, it will be set in year 2000, ... > * There seems no reliable way to know how the system use this > * bit. So let's do it heuristically, assuming we are live in > * 1970...2069. > */ > > As U-Boot's PCF8563 driver does not say it is supposed to support the RTC85> > 64, > make this driver compatible with Linux's by giving the opposite meaning to > > the > century bit. > > Signed-off-by: Benoît Thébaudeau <[email protected]> > Cc: Wolfgang Denk <[email protected]> > --- > .../drivers/rtc/pcf8563.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Applied, thanks. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [email protected] Shakespeare's Law of Prototyping: (Hamlet III, iv, 156-160) O, throw away the worser part of it, And live the purer with the other half. _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
