[U-Boot-Users] [RFC/PATCH 2/6] SPI API improvements

Guennadi Liakhovetski lg at denx.de
Fri May 16 14:51:09 CEST 2008


On Fri, 16 May 2008, Haavard Skinnemoen wrote:

> The purpose of the spi_xfer flags parameter isn't to gang together
> multiple transfers -- it's to allow more precise chip select control so
> that you can split a transfer into multiple spi_xfer() calls. This is
> useful for devices where you typically start with a command, possibly
> with a few bytes of parameters, then transfer data without releasing
> the chip select in between.

Ok, understand now. Thanks for the explanation!

Tested-by: Guennadi Liakhovetski <lg at denx.de>

(if you want, you can add this to [1/6] too).

Thanks
Guennadi
---
Guennadi Liakhovetski, Ph.D.

DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80  Email: office at denx.de




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