Feng Tang wrote:
> +
> + /*
> + * Try to detect the FIFO depth if not set by interface driver,
> + * the depth could be from 2 to 256 from HW spec
> + */
> + if (!dws->fifo_len) {
> + u32 fifo;
> + for (fifo = 2; fifo <= 257; fifo++) {
> + dw_writew(dws, txfltr, fifo);
> + if (fifo != dw_readw(dws, txfltr))
> + break;
> + }
> +
> + dws->fifo_len = (fifo == 257) ? 0 : fifo;
> + dw_writew(dws, txfltr, 0);
> + }
> }
>
> int __devinit dw_spi_add_host(struct dw_spi *dws)
>
Just what I was looking for; thanks!
Acked-by: Jean-Hugues Deschenes <[email protected]>
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