On Wed, Oct 14, 2015 at 04:12:21PM +0300, Peter Ujfalusi wrote:
> The DMA event crossbar on AM33xx/AM43xx is different from the one found in
> DRA7x family.
> Instead of a single event crossbar it has 64 identical mux attached to each
> eDMA event line. When the 0 event mux is selected, the default mapped event
> is going to be routed to the corresponding eDMA event line. If different
> mux is selected, then the selected event is going to be routed to the given
> eDMA event.
Why is crossbar patch in edma series?
> +static void ti_am335x_xbar_free(struct device *dev, void *route_data)
> +{
> + struct ti_am335x_xbar_data *xbar = dev_get_drvdata(dev);
> + struct ti_am335x_xbar_map *map = route_data;
> +
> + dev_err(dev, "Unmapping XBAR event %u on channel %u\n",
> + map->mux_val, map->dma_line);
Err ?
--
~Vinod
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