[PATCH] commands: spi: Fix spi read procedure

[Sascha Hauer]

On Sat, Jul 13, 2013 at 09:31:40AM +0400, Alexander Shiyan wrote:
> Buffer for RX is set incorrectly.
> 
> barebox at Phytec phyCORE-i.MX27:/  spi -r 128 -v
> device config
>     bus_num       = 0
>     max_speed_hz  = 1000000
>     chip_select   = 0
>     mode          = 0x0
>     bits_per_word = 8
> 
> wrote 0 bytes
> 00000000:
> read 128 bytes
> 00000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
> unable to handle paging request at address 0x4dffd3d0
> pc : [<a7f05ec4>]    lr : [<a7f05ebc>]
> sp : a7fff890  ip : a7fff860  fp : a7f68820
> r10: a6ffe9bc  r9 : 00000000  r8 : 00000001
> r7 : a6ffe9ec  r6 : a6f00000  r5 : a6ffe9ec  r4 : a6ffe9e4
> r3 : a6ffe9e4  r2 : a6ffe9e5  r1 : a6ffe9e4  r0 : 4dffd3cc
> Flags: nZCv  IRQs off  FIQs off  Mode SVC_32
> ...
> 
> Signed-off-by: Alexander Shiyan <shc_work at mail.ru>

Applied, thanks

Sascha


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