Messages in this thread | | | Date | Wed, 5 Oct 2022 10:23:48 +0200 | From | Marco Felsch <> | Subject | Re: [RFC PATCH 0/2] Propose critical clocks |
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Hi Stephen, Michael,
I know it is a busy time right now, but maybe you have a few minutes for this RFC. I know it is incomplete, but the interessting part is there and it would fix a real issue we encountered on the imx8mm-evk's.
Regards, Marco
On 22-09-13, Marco Felsch wrote: > Hi, > > this proposal is to mark clocks as critical. It is somehow inspired by > the regulator-always-on property. Since sometimes we can end in circular > dependcies if we wanna solve the dependcies for a specific clock > provider. > > The property is generic so it can be used by every hw clock provider. So > it can be seen as generic implementation to [1]. > > [1] https://lore.kernel.org/linux-clk/20220913092136.1706263-1-peng.fan@oss.nxp.com/ > > Marco Felsch (2): > clk: add support for critical always-on clocks > arm64: dts: imx8mm-evk: mark 32k pmic clock as always-on > > arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 1 + > drivers/clk/clk.c | 18 ++++++++++++++++++ > 2 files changed, 19 insertions(+) > > -- > 2.30.2 > > >
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