Hi
On 22 August 2016 at 15:21, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote:
> On Fri, Aug 19, 2016 at 12:53 PM, Jonas Gorski <jonas.gorski@xxxxxxxxx> wrote:
>
>> Add a pincotrol driver for BCM6358. BCM6358 allow overlaying different
>> functions onto the GPIO pins. It does not support configuring individual
>> pins but only whole groups. These groups may overlap, and still require
>> the directions to be set correctly in the GPIO register. In addition the
>> functions register controls other, not directly mux related functions.
>>
>> Signed-off-by: Jonas Gorski <jonas.gorski@xxxxxxxxx>
>
>> + if (pdev->dev.of_node)
>> + mode = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
>> + "brcm,gpiomode");
>
>
> This seems to be using syscon, albeit for something else.
>
>> + else
>> + mode = syscon_regmap_lookup_by_pdevname("syscon.fffe0098");
>
> That looks very very fragile.
For !OF I need to use the pdevname, so I need to "guess" the right
one, and using the scheme of "syscon.<address>" seemed to be the one
most likely not conflicting with anything else.
Regards
Jonas
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