On 24/09/2019 10:39:09+0000, [email protected] wrote:
> From: Eugen Hristev <[email protected]>
>
> The prescaler mask for sam9x60 must be 0xff (8 bits).
> Being set to 0, means that we cannot set any prescaler, thus the
> programmable clocks do not work (except the case with prescaler 0)
> Set the mask accordingly in layout struct.
>
> Fixes: 01e2113de9a5 ("clk: at91: add sam9x60 pmc driver")
> Signed-off-by: Eugen Hristev <[email protected]>
Acked-by: Alexandre Belloni <[email protected]>
> ---
> drivers/clk/at91/sam9x60.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
> index 9790ddf..86238d5 100644
> --- a/drivers/clk/at91/sam9x60.c
> +++ b/drivers/clk/at91/sam9x60.c
> @@ -43,6 +43,7 @@ static const struct clk_pll_characteristics
> upll_characteristics = {
> };
>
> static const struct clk_programmable_layout sam9x60_programmable_layout = {
> + .pres_mask = 0xff,
> .pres_shift = 8,
> .css_mask = 0x1f,
> .have_slck_mck = 0,
> --
> 2.7.4
>
--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
