[EXT] Re: [PATCH v1 0/5] imx6qp QuadPlus: support improved enet clocking

Andy Duan fugang.duan at nxp.com
Mon Aug 17 03:26:42 EDT 2020


From: Shawn Guo <shawnguo at kernel.org> Sent: Monday, August 17, 2020 3:17 PM
> On Sun, Jul 12, 2020 at 08:25:07PM -0400, Sven Van Asbroeck wrote:
> > On the imx6qp QuadPlus, the h/w designers have improved enet clocking.
> >
> > This patchset extends the clock tree to reflect the situation on QuadPlus.
> >
> > This allows board designers to choose the enet clocking method by
> > making simple clocktree changes in the devicetree.
> >
> > Default setting: external routing of enet_ref from pad to pad.
> >
> > Example, change the default to enet_ref @ 125MHz clock routed internally:
> >
> > &fec {
> >       assigned-clocks = <&clks IMX6QDL_CLK_ENET_PTP>,
> >                         <&clks IMX6QDL_CLK_ENET_REF>;
> >       assigned-clock-parents = <&clks IMX6QDL_CLK_ENET_REF>;
> >       assigned-clock-rates = <0>, <125000000>; };
> >
> > To: Shawn Guo <shawnguo at kernel.org>
> > To: Sascha Hauer <s.hauer at pengutronix.de>
> > Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
> > Cc: Fabio Estevam <festevam at gmail.com>
> > Cc: NXP Linux Team <linux-imx at nxp.com>
> > Cc: linux-kernel at vger.kernel.org
> > Cc: linux-arm-kernel at lists.infradead.org
> > Cc: linux-clk at vger.kernel.org
> >
> > Sven Van Asbroeck (5):
> >   ARM: mach-imx6q: do not select enet PTP clock source on QuadPlus
> >   clk: imx: add simple regmap-backed clock mux
> >   dt-bindings: imx6qdl-clock: add QuadPlus enet clocks
> >   clk: imx6q: support improved enet clocking on QuadPlus
> >   ARM: dts: imx6qp: support improved enet clocking on QuadPlus
> 
> Hi Fugang,
> 
> Can you take a look at the series?
> 
> Shawn

In fact, Sven already sent the patch list to me in private for review
due to miss cc to me. We discussed the series for long time and suppose
Sven will send v2 patch set.

Regards,
Fugang



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