On Fri, Nov 18, 2011 at 11:10 AM, Rob Herring <[email protected]> wrote: > On 11/18/2011 09:09 AM, Wojciech Baranowski wrote: >> While looking up linux name for platform device, check the address only if it >> has been supplied in lookup table. >> > And the reason you want to do this is?
Name lookup table is used to provide names for platform devices on the board I'm working on. I'm adding /sound node without address for audio subsystem and don't want to break that convention. >> Signed-off-by: Wojciech Baranowski <[email protected]> >> --- >> drivers/of/platform.c | 8 +++++--- >> 1 files changed, 5 insertions(+), 3 deletions(-) >> >> diff --git a/drivers/of/platform.c b/drivers/of/platform.c >> index cbd5d70..94763c0 100644 >> --- a/drivers/of/platform.c >> +++ b/drivers/of/platform.c >> @@ -314,12 +314,14 @@ static const struct of_dev_auxdata >> *of_dev_lookup(const struct of_dev_auxdata *l >> if (!lookup) >> return NULL; >> >> - for(; lookup->name != NULL; lookup++) { >> + for (; lookup->name != NULL; lookup++) { >> if (!of_device_is_compatible(np, lookup->compatible)) >> continue; >> - if (of_address_to_resource(np, 0, &res)) >> + if (lookup->phys_addr && >> + of_address_to_resource(np, 0, &res)) >> continue; >> - if (res.start != lookup->phys_addr) >> + if (lookup->phys_addr && >> + res.start != lookup->phys_addr) >> continue; >> pr_debug("%s: devname=%s\n", np->full_name, lookup->name); >> return lookup; > > _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
