[PATCH 2/6] of: make of_add_memory available for other board

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Wed Feb 13 12:59:37 EST 2013


On 18:31 Wed 13 Feb     , Sascha Hauer wrote:
> On Wed, Feb 13, 2013 at 11:06:40AM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > so when the first stage booloader of firmware provide the dtb
> > we can use it to probe the memory
> > 
> > also allow to print what we probe
> > 
> > Cc: Rob Herring <rob.herring at calxeda.com>
> > Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> > ---
> >  drivers/of/base.c |   20 ++++++++++++++------
> >  include/of.h      |    6 ++++++
> >  2 files changed, 20 insertions(+), 6 deletions(-)
> > 
> > diff --git a/drivers/of/base.c b/drivers/of/base.c
> > index 1f32bfb..f2986ab 100644
> > --- a/drivers/of/base.c
> > +++ b/drivers/of/base.c
> > @@ -734,18 +734,23 @@ u64 dt_mem_next_cell(int s, const __be32 **cellp)
> >  	return of_read_number(p, s);
> >  }
> >  
> > -static int of_add_memory(struct device_node *node)
> > +int of_add_memory(struct device_node *node, bool dump)
> >  {
> >  	int na, nc;
> >  	const __be32 *reg, *endp;
> >  	int len, r = 0;
> >  	static char str[6];
> > +	struct property *type;
> > +
> > +	type = of_find_property(node, "device_type");
> > +	if (!type)
> > +		return -ENXIO;
> 
> Could you add the missing check here if device_type is 'memory'?
ok

Best Regards,
J.
> 
> Sascha
> 
> -- 
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