Re: [PATCH v3] checks: add chosen node checks

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On Thu, Dec 14, 2017 at 8:27 PM, David Gibson
<david@xxxxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Dec 14, 2017 at 04:40:01PM -0600, Rob Herring wrote:
>> Add some checks for /chosen node. These check that chosen is located at
>> the root level and that bootargs and stdout-path properties are strings.
>>
>> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
>
> Applied, thanks.
>
> One possible follow-on...
>
> [snip]
>> +static void check_chosen_node_stdout_path(struct check *c, struct dt_info *dti,
>> +                                       struct node *node)
>> +{
>> +     struct property *prop;
>> +
>> +     if (!streq(node->name, "chosen"))
>> +             return;
>> +
>> +     prop = get_property(node, "stdout-path");
>> +     if (!prop) {
>> +             prop = get_property(node, "linux,stdout-path");
>> +             if (!prop)
>> +                     return;
>> +             FAIL(c, dti, "Use 'stdout-path' instead of 'linux,stdout-path'");
>> +     }
>> +
>> +     c->data = prop->name;
>> +     check_is_string(c, dti, node);
>
> .. you could also check that it's actually a valid path to a node,
> couldn't you?

Yes I thought of that, but it's often an alias. I didn't look closely,
but I don't think that would work unless I add that additional lookup.

Rob
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