[PATCH 3/4] rtc: rx8025: set date in a single i2c transaction
trini at konsulko.com
Mon Oct 4 01:33:28 CEST 2021
On Fri, Sep 17, 2021 at 06:46:03AM +0000, Mathew McBride wrote:
> The RX8025/RX8035 does not like having it's time registers
> set byte-by-byte in separate I2C transactions.
> From the note at the top of the file, it appears
> target-dependent workarounds have been used in the
> past for this.
> Resolve this by setting the time registers in a single
> I2C transaction.
> As part of this, also ensure the '24/12' flag in the RTC
> is reset before writing the date (instead of after), otherwise
> the RX8035 will clear the seconds and minutes registers.
> Tested on Traverse Ten64 (NXP LS1088A) with RX8035.
> Signed-off-by: Mathew McBride <matt at traverse.com.au>
Applied to u-boot/next, thanks!
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