[U-Boot] [PATCH 1/9 v4] i.MX31: fix SPI driver for shorter than 32 bit

[Anatolij Gustschin <agust@denx.de>]

> From: Guennadi Liakhovetski <lg@denx.de>
> 
> Fix setting the SPI Control register, 8 and 16-bit transfers
> and a wrong pointer in the free routine in the mxc_spi driver.
> 
> Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
> Signed-off-by: Anatolij Gustschin <agust@denx.de>
> ---
> 
> Changes since v1: chose a simpler fix
> Changes since v2: fix the simpler fix: v2 worked as long as I just 
> resetted the board, powering the board down showed, that v2 wasn't 
> sufficient, it has lost the SPI Control register fix from v1.
> Changes since v3: add empty line in spi_free_slave()
> 
> I'm going to push it via video tree as Jean-Christophe
> mean it is more video related patch and have no objection.
> 
> Anatolij
> 
>  drivers/spi/mxc_spi.c |   31 ++++++++++++++++++++-----------
>  1 files changed, 20 insertions(+), 11 deletions(-)

Applied to u-boot-video/master.

Thanks,
Anatolij