[U-Boot-Users] [PATCH] DTT: Issue one-shot command on AD7414 (LM75 code) to read temp
Wolfgang Denk
wd at denx.de
Thu Jun 5 00:06:32 CEST 2008
In message <1210928766-31604-1-git-send-email-sr at denx.de> you wrote:
> On AD7414 the first value upon bootup is not read correctly.
> This is most likely because of the 800ms update time of the
> temp register in normal update mode. To get current values
> each time we issue the "dtt" command including upon powerup
> we switch into one-short mode.
>
> This patch fixes the problem on AD7414 equipped boards (Sequoia,
> Canyonlands etc), that temp value printed in the bootup log was
> incorrect.
>
> Signed-off-by: Stefan Roese <sr at denx.de>
> ---
> drivers/hwmon/lm75.c | 13 +++++++++++++
> 1 files changed, 13 insertions(+), 0 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: wd at denx.de
Real computer scientists don't comment their code. The identifiers
are so long they can't afford the disk space.
More information about the U-Boot
mailing list