Hi Stephen
Thank you for your feedback
> I've seen bindings that have the 'clocks' property at the top
> level and the appropriate 'clock-names' property to relate the
> clocks to a subnode.
>
> sound_soc {
> clocks = <&xxx>, <&xxx>;
> clock-names = "cpu", "codec";
> ...
> cpu {
> ...
> };
> codec {
> ...
> };
> };
>
> Then the subnodes call clk_get() with the top level device and
> the name of their node and things match up. I suppose this
> binding is finalized though, so we can't really do that?
>
> I see that the gpio framework has a similar design called
> devm_get_gpiod_from_child(), so how about we add a
> devm_get_clk_from_child() API? That would more closely match the
> intent here, which is to restrict the clk_get() operation to
> child nodes of the device passed as the first argument.
>
> struct clk *devm_get_clk_from_child(struct device *dev,
> const char *con_id,
> struct device_node *child);
Thanks. I will check above 2 ideas.
Best regards
---
Kuninori Morimoto
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