Hi Simon,
On Tue, 3 Feb 2015 10:10:02 +0200 "Lubomir Popov" <lpo...@mm-sol.com> wrote: > Hi Simon, > > > Hi, > > > > On 30 January 2015 at 10:56, Lubomir Popov <lpo...@mm-sol.com> wrote: > >> I2C chips do exist that require a write of some multi-byte data to occur in > >> a single bus transaction (aka atomic transfer), otherwise either the write > >> does not come into effect at all, or normal operation of internal circuitry > >> cannot be guaranteed. The current implementation of the 'i2c write' command > >> (transfer of multiple bytes from a memory buffer) in fact performs a > >> separate > >> transaction for each byte to be written and thus cannot support such types > >> of > >> I2C slave devices. > >> > >> This patch provides an alternative by allowing 'i2c write' to execute the > >> write transfer of the given number of bytes in a single bus transaction if > >> the '-s' option is specified as a final command argument. Else the current > >> re-addressing method is used. > >> > >> Signed-off-by: Lubomir Popov <l-po...@ti.com> Can we support "pagesize" property in Driver Model I2C? The binding information is written in Documentation/devicetree/bindings/eeprom.txt of Linux Kernel. If it is possible, it would help make the write access faster. (Sorry, I have not taken a close look.) Perhaps, it may also satisfy Lubomir's demand ?? Best Regards Masahiro Yamada _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
