[PATCH v2 1/5] clk: Extract OF clock helpers in <linux/of_clk.h>

[Stephen Boyd]

Quoting Geert Uytterhoeven (2018-04-10 05:51:37)
> The use of of_clk_get_parent_{count,name}() and of_clk_init() is not
> limited to clock providers.
> 
> Hence move these helpers into their own header file, so callers that are
> not clock providers no longer have to include <linux/clk-provider.h>.
> 
> Suggested-by: Stephen Boyd <sboyd at kernel.org>
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
> ---
> v2:
>   - New.
> 
> I have't added an SPDX-License-Identifier line, as
> <linux/clk-provider.h> also doesn't have one yet.
> 
> Other candidates to be moved here later?
>   - of_clk_get(),
>   - of_clk_get_by_name(),
>   - of_clk_get_from_provider().

The clk_get APIs should stay in the consumer header file (clk.h) because
they're consumer APIs. Sure they have "of" in the name, but whatever.