[U-Boot] [PATCH 3/9 v4] i.MX31: support GPIO as a chip-select in the mxc_spi driver

[Anatolij Gustschin]

On Friday 13 February 2009 09:26:40 am Guennadi Liakhovetski wrote:
> Some SPI devices have special requirements on chip-select handling.
> With this patch we can use a GPIO as a chip-select and strictly follow
> the SPI_XFER_BEGIN and SPI_XFER_END flags.
>
> Signed-off-by: Guennadi Liakhovetski <lg at denx.de>
> ---
>
> Changes since v1: long lines split, mx31_gpio_* calls now also defined if
> CONFIG_MX31_GPIO is not defined (see patch 2/9), '!!' removed.
> Changes since v2: added braces in a multiline if, switched to
> ARRAY_SIZE().
> Changes since v3: moved GPIO chipselect initialisation into a separate
> function, as suggested by Wolfgang Denk
>
>  drivers/spi/mxc_spi.c |   64
> ++++++++++++++++++++++++++++++++++++++++++------ 1 files changed, 56
> insertions(+), 8 deletions(-)

Applied to u-boot-video/master.

Thanks,
Anatolij