Hi Roland,
On Mon, Apr 16, 2018 at 09:52:14AM +0000, Mainz, Roland wrote:
> Two small questions about drivers/mfd/mc34704.c in the barebox codebase:
> 1. mc34704 has an ACCURATE bit (I2CSET1, see
> https://www.nxp.com/docs/en/data-sheet/MC34704.pdf) which requires that all
> read/write commands are send twice - does the barebox code have any support
> for that in the current versions ?
> 2. Is this "accurate I²C communication mode" enabled by that bit a
> vendor-specific protocol extension or is it part of the I²C standard ?
Please send your Barebox related questions to the barebox mailing list. I
added the list to Cc.
To the best of my knowledge there is no "twice" mode in the I2C standard. The
mc34704 driver does not seem to support this mode.
baruch
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