Quoting Boris Brezillon (2016-07-18 00:49:12)
> Since commit 1bdf02326b71e ("clk: at91: make use of syscon/regmap
> internally"), clk_programmable_set_parent() is always selecting the
> first parent (AKA slow_clk), no matter what's passed in the 'index'
> parameter.
>
> Fix that by initializing the pckr variable to the index value.
>
> Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
> Reported-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> Fixes: 1bdf02326b71e ("clk: at91: make use of syscon/regmap internally")
> Cc: <stable@xxxxxxxxxxxxxxx>
Applied to clk-fixes.
Regards,
Mike
> ---
> drivers/clk/at91/clk-programmable.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/at91/clk-programmable.c b/drivers/clk/at91/clk-programmable.c
> index 10f846cc8db1..25d5906640c3 100644
> --- a/drivers/clk/at91/clk-programmable.c
> +++ b/drivers/clk/at91/clk-programmable.c
> @@ -99,7 +99,7 @@ static int clk_programmable_set_parent(struct clk_hw *hw, u8 index)
> struct clk_programmable *prog = to_clk_programmable(hw);
> const struct clk_programmable_layout *layout = prog->layout;
> unsigned int mask = layout->css_mask;
> - unsigned int pckr = 0;
> + unsigned int pckr = index;
>
> if (layout->have_slck_mck)
> mask |= AT91_PMC_CSSMCK_MCK;
> --
> 2.7.4
>
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