Hi, > -----Original Message----- > From: Simon Glass <[email protected]> > Sent: 2019年6月23日 3:10 > To: Chuanhua Han <[email protected]> > Cc: Heiko Schocher <[email protected]>; U-Boot Mailing List <[email protected]>; > Biwen Li <[email protected]>; Lukasz Majewski <[email protected]> > Subject: [EXT] Re: [PATCH v2 3/3] rtc: pcf2127: Fixed bug with rtc settings > and > getting error time > > Caution: EXT Email > > Hi, > > On Fri, 24 May 2019 at 03:23, Chuanhua Han <[email protected]> > wrote: > > > > The previous pcf2127 RTC chip could not read and set the correct time. > > When reading the data of internal registers, the read address was the > > value of register plus 1. This is because this chip requires the host > > to send a stop signal after setting the register address and before > > reading the register data. > > > > This patch sets the flag that the stop signal is needed and fixes the > > bug of the original read and write time. > > > > Signed-off-by: Biwen Li <[email protected]> > > Signed-off-by: Chuanhua Han <[email protected]> > > --- > > Changes in v2: > > - Split the original patch into 3 patches > > - Add detailed description information for each patch > > > > drivers/rtc/pcf2127.c | 18 ++++++++++-------- > > 1 file changed, 10 insertions(+), 8 deletions(-) > > Can you modify this to use i2c_xfer() so that separate transactions are done? > I have sent the fourth edition you see the new patchwork: http://patchwork.ozlabs.org/project/uboot/list/?series=114242
> Regards, > SImon _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
