Re: [PATCH] clk: fix __clk_init_parent() for single parent clocks

[Stephen Boyd]

On 02/09, Masahiro Yamada wrote:
> Before commit b3d192d5121f ("clk: simplify __clk_init_parent()"),
> __clk_init_parent() called .get_parent() only for multi-parent
> clocks.  That commit changed the behavior to call .get_parent()
> if available even for single-parent clocks and root clocks.
> 
> It turned out a problem because there are some single-parent clocks
> that implement .get_parent() callback and return non-zero index.
> The SOCFPGA clock is the case; the commit broke the SOCFPGA boards.
> 
> To keep the original behavior, invoke .get_parent() only when
> num_parents is greater than 1.
> 
> Fixes: b3d192d5121f ("clk: simplify __clk_init_parent()")
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> Reported-by: Dinh Nguyen <dinguyen@xxxxxxxxxxxxxxxxxxxxx>
> ---

Applied to clk-next

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