[PATCH 2/2] cpufreq: imx6q: add 696MHz operating point for i.mx6ul

Anson Huang anson.huang at nxp.com
Sun Jan 7 17:56:52 PST 2018



Best Regards!
Anson Huang


> -----Original Message-----
> From: Rafael J. Wysocki [mailto:rjw at rjwysocki.net]
> Sent: 2018-01-08 7:34 AM
> To: Anson Huang <anson.huang at nxp.com>
> Cc: Rafael J. Wysocki <rafael at kernel.org>; linux-arm-
> kernel at lists.infradead.org; devicetree at vger.kernel.org; Linux PM <linux-
> pm at vger.kernel.org>; Linux Kernel Mailing List <linux-
> kernel at vger.kernel.org>; Shawn Guo <shawnguo at kernel.org>; Sascha Hauer
> <kernel at pengutronix.de>; Fabio Estevam <fabio.estevam at nxp.com>; Rob
> Herring <robh+dt at kernel.org>; Mark Rutland <mark.rutland at arm.com>;
> Russell King - ARM Linux <linux at armlinux.org.uk>; Viresh Kumar
> <viresh.kumar at linaro.org>; Jacky Bai <ping.bai at nxp.com>; A.s. Dong
> <aisheng.dong at nxp.com>
> Subject: Re: [PATCH 2/2] cpufreq: imx6q: add 696MHz operating point for
> i.mx6ul
> 
> On Saturday, January 6, 2018 4:05:41 AM CET Anson Huang wrote:
> > Hi, Rafael
> >
> > Best Regards!
> > Anson Huang
> >
> >
> > > -----Original Message-----
> > > From: rjwysocki at gmail.com [mailto:rjwysocki at gmail.com] On Behalf Of
> > > Rafael J. Wysocki
> > > Sent: 2018-01-05 8:21 PM
> > > To: Anson Huang <anson.huang at nxp.com>
> > > Cc: linux-arm-kernel at lists.infradead.org;
> > > devicetree at vger.kernel.org; Linux PM <linux-pm at vger.kernel.org>;
> > > Linux Kernel Mailing List <linux- kernel at vger.kernel.org>; Shawn Guo
> > > <shawnguo at kernel.org>; Sascha Hauer <kernel at pengutronix.de>; Fabio
> > > Estevam <fabio.estevam at nxp.com>; Rob Herring <robh+dt at kernel.org>;
> > > Mark Rutland <mark.rutland at arm.com>; Russell King - ARM Linux
> > > <linux at armlinux.org.uk>; Rafael J. Wysocki <rjw at rjwysocki.net>;
> > > Viresh Kumar <viresh.kumar at linaro.org>; Jacky Bai
> > > <ping.bai at nxp.com>; A.s. Dong <aisheng.dong at nxp.com>
> > > Subject: Re: [PATCH 2/2] cpufreq: imx6q: add 696MHz operating point
> > > for i.mx6ul
> > >
> > > On Tue, Jan 2, 2018 at 6:07 PM, Anson Huang <Anson.Huang at nxp.com>
> wrote:
> > > > Add 696MHz operating point for i.MX6UL, only for those parts with
> > > > speed grading fuse set to 2b'10 supports 696MHz operating point,
> > > > so, speed grading check is also added for i.MX6UL in this patch,
> > > > the clock tree for each operating point are as below:
> > > >
> > > > 696MHz:
> > > >     pll1                       696000000
> > > >        pll1_bypass             696000000
> > > >           pll1_sys             696000000
> > > >              pll1_sw           696000000
> > > >                 arm            696000000
> > > > 528MHz:
> > > >     pll2                       528000000
> > > >        pll2_bypass             528000000
> > > >           pll2_bus             528000000
> > > >              ca7_secondary_sel 528000000
> > > >                 step           528000000
> > > >                    pll1_sw     528000000
> > > >                       arm      528000000
> > > > 396MHz:
> > > >     pll2_pfd2_396m             396000000
> > > >        ca7_secondary_sel       396000000
> > > >           step                 396000000
> > > >              pll1_sw           396000000
> > > >                 arm            396000000
> > > > 198MHz:
> > > >     pll2_pfd2_396m             396000000
> > > >        ca7_secondary_sel       396000000
> > > >           step                 396000000
> > > >              pll1_sw           396000000
> > > >                 arm            198000000
> > > >
> > > > Signed-off-by: Anson Huang <Anson.Huang at nxp.com>
> > >
> > > This doesn't apply for me and in a nontrivial way.
> > >
> > > What kernel is it against?
> >
> > I did it based on linux-next, it should be on linux-next-pm branch, I
> > redo the patch set V2 based on linux-next-pm, also redo the test,
> > sorry for the inconvenience.
> 
> But you didn't add the Reviewed-by: tags from Fabio to them.
> 
> Was that on purpose or by mistake?
> 
> Thanks,
> Rafael

It was my mistake, I thought it will be added by maintainer, I will add them and set a V3
patch set. Thanks.

Anson.



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