linux-kernel - Re: [PATCH v7 5/7] clk: baikal-t1: Move reset-controls code into a dedicated module

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Message-ID: <20220712115911.jbmkikaugpvtdt65@mobilestation>
Date:   Tue, 12 Jul 2022 14:59:11 +0300
From:   Serge Semin <fancer.lancer@...il.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Serge Semin <Sergey.Semin@...kalelectronics.ru>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Michael Turquette <mturquette@...libre.com>,
        Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
        Pavel Parkhomenko <Pavel.Parkhomenko@...kalelectronics.ru>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        linux-clk@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 5/7] clk: baikal-t1: Move reset-controls code into a
 dedicated module

On Mon, Jul 11, 2022 at 02:39:51PM -0700, Randy Dunlap wrote:
> 
> 
> On 7/11/22 08:44, Serge Semin wrote:
> > diff --git a/drivers/clk/baikal-t1/Kconfig b/drivers/clk/baikal-t1/Kconfig
> > index 03102f1094bc..56a4ff1d8bf0 100644
> > --- a/drivers/clk/baikal-t1/Kconfig
> > +++ b/drivers/clk/baikal-t1/Kconfig
> > @@ -29,7 +29,6 @@ config CLK_BT1_CCU_PLL
> >  
> >  config CLK_BT1_CCU_DIV
> >  	bool "Baikal-T1 CCU Dividers support"
> > -	select RESET_CONTROLLER
> >  	select MFD_SYSCON
> >  	default MIPS_BAIKAL_T1
> >  	help
> > @@ -39,4 +38,15 @@ config CLK_BT1_CCU_DIV
> >  	  either gateable or ungateable. Some of the CCU dividers can be as well
> >  	  used to reset the domains they're supplying clock to.
> >  
> > +config CLK_BT1_CCU_RST
> > +	bool "Baikal-T1 CCU Resets support"
> > +	select RESET_CONTROLLER
> > +	select MFD_SYSCON
> > +	default MIPS_BAIKAL_T1
> > +	help
> > +	  Enable this to support the CCU reset blocks responsible for the
> > +	  AXI-bus and some subsystems reset. These are mainly the
> > +	  sef-deasserted reset controls but there are several lines which
> 

> 	  self-deasserted
> ?

Right. Thanks.

-Serge(y)

> 
> > +	  can be directly asserted/de-asserted (PCIe and DDR sub-domains).
> 
> -- 
> ~Randy