[U-Boot] [PATCH v1 2/4] spi, spi_mxc: do not hang in spi_xchg_single

[Heiko Schocher]

Hello Dirk,

Am 29.05.2014 07:12, schrieb Dirk Behme:
> Am 28.05.2014 12:16, schrieb Heiko Schocher:
>> if status register do never set MXC_CSPICTRL_TC, spi_xchg_single
>> endless loops. Add a timeout here to prevent endless hang.
>
> As I've never seen this, yet: Any idea what goes wrong if this happens?

I had a wrong pinmux (IIRC) and I saw this hang, so I thought
it would be good to not hang here ... but with correct pinmux
settings, I didn;t saw this anymore ... maybe unneeded patch?

bye,
Heiko
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