On Mon, 19 Mar 2012 13:43:29 -0500, Timur Tabi <ti...@freescale.com> wrote:
> Grant Likely wrote:
> > The problem is that you want to create devices for grandchildren
> > nodes when the bus ids passed in don't match any of the child nodes so
> > the of_platform_bus_probe() doesn't iterate down to that level. This
> > is correct and expected behaviour.
>
> Well, I'm not still not 100% sure on what I'm supposed to do, so I tried this:
>
> static struct of_device_id __initdata p1022_ds_ids[] = {
> /* The audio driver probes the SSI DMA channels individually */
> { .compatible = "fsl,ssi-dma-channel", },
> {},
> };
>
> static int __init p1022_ds_publish_devices(void)
> {
> struct device_node *np;
> int ret;
>
> mpc85xx_common_publish_devices();
>
> for_each_compatible_node(np, NULL, "fsl,eloplus-dma") {
> ret = of_platform_bus_probe(np, p1022_ds_ids, NULL);
> if (ret)
> return ret;
Does a driver bind against "fsl,eloplus-dma"? If so, then I would
call of_platform_populate() from within the fsl,eloplus-dma driver's
probe method.
g.
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