From: megous@megous.com (Ondřej Jirman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 06/14] ARM: sun8i: clk: Add clk-factor rate application method
Date: Fri, 1 Jul 2016 08:34:21 +0200 [thread overview]
Message-ID: <643c2648-ddd6-700a-68c0-2981134965c0@megous.com> (raw)
In-Reply-To: <20160701073710.1a1fc684ae448577bad5b0db@free.fr>
On 1.7.2016 07:37, Jean-Francois Moine wrote:
> On Fri, 1 Jul 2016 02:50:57 +0200
> Ond?ej Jirman <megous@megous.com> wrote:
>
>>> Since this is really specific, I guess you could simply make the
>>> clk_ops for the nkmp clocks public, and just re-implement set_rate
>>> using that logic.
>>
>> I would argue that this may be necessary for other PLL clocks too, if
>> you can get out of bounds output frequency, by changing the dividers too
>> early or too late. So perhaps this code should be generalized for other
>> PLL clocks too, instead.
>
> The documentation says that only the CPU and DDR PLLs can be dynamically
> changed after boot.
The question is what exactly is meant by after boot. :) Anyway, if the
kernel has no business changing some other PLLs, if there's code for
changing them, should it be dropped?
regards,
Ondrej
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next prev parent reply other threads:[~2016-07-01 6:34 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-25 3:44 [PATCH v2] Thermal regulation for Orange Pi PC and Orange Pi One megous at megous.com
2016-06-25 3:44 ` [PATCH v2 01/14] ARM: clk: sunxi: Add driver for the H3 THS clock megous at megous.com
2016-06-25 7:13 ` Maxime Ripard
2016-06-25 15:23 ` Ondřej Jirman
2016-06-28 11:52 ` Maxime Ripard
2016-06-25 3:44 ` [PATCH v2 02/14] thermal: sun8i_ths: Add support for the thermal sensor on Allwinner H3 megous at megous.com
2016-06-25 7:10 ` Maxime Ripard
2016-06-25 15:12 ` Ondřej Jirman
2016-06-28 11:39 ` Maxime Ripard
2016-06-25 3:45 ` [PATCH v2 03/14] dt-bindings: document sun8i_ths - H3 thermal sensor driver megous at megous.com
2016-06-28 20:56 ` Rob Herring
2016-06-25 3:45 ` [PATCH v2 04/14] regulator: SY8106A regulator driver megous at megous.com
2016-06-26 11:26 ` Mark Brown
2016-06-26 15:07 ` Ondřej Jirman
2016-06-27 14:54 ` Mark Brown
2016-06-28 16:27 ` Ondřej Jirman
2016-06-27 15:10 ` Mark Brown
2016-06-25 3:45 ` [PATCH v2 05/14] dt-bindings: document " megous at megous.com
2016-06-26 11:27 ` Mark Brown
2016-06-26 15:10 ` Ondřej Jirman
2016-06-26 18:52 ` Mark Brown
2016-06-25 3:45 ` [PATCH v2 06/14] ARM: sun8i: clk: Add clk-factor rate application method megous at megous.com
2016-06-30 20:40 ` Maxime Ripard
2016-07-01 0:50 ` Ondřej Jirman
2016-07-01 5:37 ` Jean-Francois Moine
2016-07-01 6:34 ` Ondřej Jirman [this message]
2016-07-01 7:47 ` Jean-Francois Moine
2016-07-15 8:53 ` Maxime Ripard
2016-07-15 10:38 ` Ondřej Jirman
2016-07-15 13:27 ` Jean-Francois Moine
2016-07-15 13:48 ` Ondřej Jirman
2016-07-15 14:22 ` [linux-sunxi] " Michal Suchanek
2016-07-15 16:33 ` Ondřej Jirman
2016-07-21 9:51 ` Maxime Ripard
2016-07-21 9:48 ` Maxime Ripard
2016-07-21 9:52 ` Ondřej Jirman
2016-07-26 6:32 ` Maxime Ripard
2016-07-28 11:27 ` Changed: sunxi-ng clock code - NKMP clock implementation is wrong Ondřej Jirman
2016-07-28 11:38 ` [linux-sunxi] " Chen-Yu Tsai
2016-07-28 21:00 ` Maxime Ripard
2016-07-28 22:01 ` Ondřej Jirman
2016-07-31 10:31 ` Maxime Ripard
2016-07-31 22:01 ` Ondřej Jirman
2016-08-31 20:25 ` Maxime Ripard
2016-07-01 0:53 ` [PATCH v2 06/14] ARM: sun8i: clk: Add clk-factor rate application method Ondřej Jirman
2016-07-15 8:19 ` Maxime Ripard
2016-06-25 3:45 ` [PATCH v2 07/14] ARM: dts: sun8i: Use sun8i-h3-pll1-clk for pll1 in H3 megous at megous.com
2016-06-25 3:45 ` [PATCH v2 08/14] ARM: dts: sun8i: Add thermal sensor node to the sun8i-h3.dtsi megous at megous.com
2016-06-25 3:45 ` [PATCH v2 09/14] ARM: dts: sun8i: Add cpu0 label to sun8i-h3.dtsi megous at megous.com
2016-06-25 3:45 ` [PATCH v2 10/14] ARM: dts: sun8i: Add r_twi I2C controller megous at megous.com
2016-06-25 7:16 ` Maxime Ripard
2016-06-25 3:45 ` [PATCH v2 11/14] ARM: dts: sun8i: Add sy8106a regulator to Orange Pi PC megous at megous.com
2016-06-25 3:45 ` [PATCH v2 12/14] ARM: dts: sun8i: Setup CPU operating points for Onrage PI PC megous at megous.com
2016-06-25 3:45 ` [PATCH v2 13/14] ARM: dts: sun8i: Add gpio-regulator used on Orange Pi One megous at megous.com
2016-06-25 7:18 ` Maxime Ripard
2016-06-25 3:45 ` [PATCH v2 14/14] ARM: dts: sun8i: Enable DVFS " megous at megous.com
2016-06-30 11:13 ` [linux-sunxi] " Michal Suchanek
2016-06-30 14:19 ` Ondřej Jirman
2016-06-30 15:16 ` Michal Suchanek
2016-06-30 15:32 ` Ondřej Jirman
2016-06-30 15:50 ` Michal Suchanek
2016-06-30 15:53 ` Ondřej Jirman
2016-07-01 10:54 ` Michal Suchanek
2016-06-30 14:23 ` Siarhei Siamashka
2016-07-01 1:17 ` Ondřej Jirman
2016-07-22 0:41 ` Ondřej Jirman
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