On Mon, Dec 10, 2018 at 09:47:27PM +0530, Jagan Teki wrote:
> Minimum PLL used for MIPI is 500MHz, as per manual, but
> lowering the min rate by 300MHz can result proper working
> nkms divider with the help of desired dclock rate from
> panel driver.
>
> Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
> Acked-by: Stephen Boyd <sboyd@xxxxxxxxxx>
> ---
> drivers/clk/sunxi-ng/ccu-sun50i-a64.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
> index 181b599dc163..b623c8150b4f 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
> +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
> @@ -183,6 +183,7 @@ static struct ccu_nkm pll_mipi_clk = {
> .n = _SUNXI_CCU_MULT(8, 4),
> .k = _SUNXI_CCU_MULT_MIN(4, 2, 2),
> .m = _SUNXI_CCU_DIV(0, 4),
> + .min_rate = 300000000, /* Actual rate is 500MHz */
That comment still doesn't make any sense. Is it running at 500MHz or 300?
Also, IIRC you had a patch adding support for maximum boundaries in
your previous patch, where did it go?
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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