Re: [PATCH] Avoid error message on rk3328 use

Krzysztof Kozlowski
2024-04-13T15:49:42Z

On 13/04/2024 17:23, Etienne Buira wrote:
>>> presence of gpio,syscon-dev node (or it will call dev_err() when probed).
>>> Correct rk3328.dtsi and related documentation to follow syscon's
>>> expectations.
>>
>> No, look at gpio-syscon driver. Parent is used.
>
> Parent is used, but the next lines are:
> ret = of_property_read_u32_index(np, "gpio,syscon-dev", 1, &priv->dreg_offset);
> if (ret)
> dev_err(...)
>
> So if gpio,syscon-dev does not have at least 2 items (or is missing),
> dev_err will be called, 3 items for dev_dbg.
> Current tree displays a spurious "can't read the data register offset"
> message.

Hm, indeed, then I think driver, so
aa1fdda8f7ebf83f678e8d3c2ab4f1638c94195f, should be fixed. Otherwise
please say why binding is not correct and driver is good.

Best regards,
Krzysztof