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Groups > linux.kernel > #1688774
| From | Maxime Ripard <maxime.ripard@free-electrons.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v6 1/6] clk: sunxi-ng: div: Add support for fixed post-divider |
| Date | 2017-07-17 11:00 +0200 |
| Message-ID | <u4a2K-2Ji-25@gated-at.bofh.it> (permalink) |
| References | <u3aet-4Pd-3@gated-at.bofh.it> <u3aet-4Pd-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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On Fri, Jul 14, 2017 at 05:49:23PM +0300, Priit Laes wrote:
> SATA clock on sun4i/sun7i is of type (parent) / M / 6 where
> 6 is fixed post-divider.
>
> Signed-off-by: Priit Laes <plaes@plaes.org>
> ---
> drivers/clk/sunxi-ng/ccu_div.c | 15 +++++++++++++--
> drivers/clk/sunxi-ng/ccu_div.h | 3 ++-
> 2 files changed, 15 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c
> index c0e5c10..744502a 100644
> --- a/drivers/clk/sunxi-ng/ccu_div.c
> +++ b/drivers/clk/sunxi-ng/ccu_div.c
> @@ -21,6 +21,9 @@ static unsigned long ccu_div_round_rate(struct ccu_mux_internal *mux,
> {
> struct ccu_div *cd = data;
>
> + if (cd->common.features & CCU_FEATURE_FIXED_POSTDIV)
> + rate *= cd->fixed_post_div;
> +
> return divider_round_rate_parent(&cd->common.hw, parent,
> rate, parent_rate,
> cd->div.table, cd->div.width,
You still haven't addressed the biggest issue with this patch, see:
https://patchwork.kernel.org/patch/9825565/
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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[PATCH v6 1/6] clk: sunxi-ng: div: Add support for fixed post-divider Priit Laes <plaes@plaes.org> - 2017-07-14 17:00 +0200 Re: [PATCH v6 1/6] clk: sunxi-ng: div: Add support for fixed post-divider Maxime Ripard <maxime.ripard@free-electrons.com> - 2017-07-17 11:00 +0200
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