[U-Boot] [PATCH] spi: zynq_spi: Fix infinite looping while xfer

[Lad, Prabhakar]

On Thu, Jun 23, 2016 at 2:58 PM, Lad, Prabhakar
<prabhakar.csengg at gmail.com> wrote:
> During spi transfer, for example:
> sspi 1:1.0 8 ff
>
> the rx_len values will  be:
> rx_len = 0
> rx_len = 4294967295
>
> This caused a busy looping during xfer, this patch fixes it
> by adding a check while reading the rx fifo
>
Gentle ping..

Cheers,
--Prabhakar Lad