Re: [2/2] spi: imx: fix use of native chip-selects with devicetree

[Trent Piepho <tpiepho@xxxxxxxxxx>]

On Thu, 2017-10-12 at 16:26 +1000, Greg Ungerer wrote:
> On 11/10/17 06:38, Trent Piepho wrote:
> > 
> > arch/arm/mach-imx/mach-mx31moboard.c-static int moboard_spi1_cs[] = {
> > arch/arm/mach-imx/mach-mx31moboard.c:   MXC_SPI_CS(0),
> > arch/arm/mach-imx/mach-mx31moboard.c:   MXC_SPI_CS(2),
> > arch/arm/mach-imx/mach-mx31moboard.c-};
> > 
> > The spi device configured to use chip select 1 will no longer use
> > native chip select line 2.
> > 
> > Looking at all in-tree users of spi imx platform data, it appears that
> > this board is the only one in which the cs selected does not match the
> > array index.  Though there are still several which still use
> > MSC_SPI_CS() even though it doesn't really work anymore.
> 
> Commit 901f26bce64a ("ARM: imx: set correct chip_select in platform setup") 
> fixes this issue. It specifically makes sure that the board setup chip
> select is set correctly (so that spi-imx can then use it). It also pads
> out the chipselect arrays so that the chip select and indexes match.
> 
> Is this not working for you?

It looks like that patch missed one spi bus in mx31moboard.c, quoted
above.

I have a patch series that should fix that and also the documentation. 
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