[PATCH] stmmac: Add device-tree support
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Tue Mar 13 02:17:02 EST 2012
On 16:25 Mon 12 Mar , Stefan Roese wrote:
> On Monday 12 March 2012 15:38:25 Jean-Christophe PLAGNIOL-VILLARD wrote:
> > > @@ -58,6 +94,22 @@ static int stmmac_pltfr_probe(struct platform_device
> > > *pdev)
> > >
> > > ret = -ENOMEM;
> > > goto out_release_region;
> > >
> > > }
> > >
> > > +
> > > +#ifdef CONFIG_OF
> > > + plat_dat = devm_kzalloc(&pdev->dev, sizeof(struct
> > > plat_stmmacenet_data), + GFP_KERNEL);
> > > + if (!plat_dat) {
> > > + pr_err("%s: ERROR: no memory", __func__);
> > > + ret = -ENOMEM;
> > > + goto out_unmap;
> > > + }
> > > +
> > > + ret = stmmac_probe_config_dt(pdev, plat_dat, &mac);
> > > + if (ret) {
> > > + pr_err("%s: main dt probe failed", __func__);
> > > + goto out_unmap;
> > > + }
> > > +#else
> >
> > This must be check at runtime, we can boot a kernel with or without DT.
>
> Are you referring to using "if (pdev->dev.of_node)" to distinguish between DT
> and non-DT version instead of this #ifdef?
yes
Best Regards,
J.
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