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* [PATCH v2] arm64: dts: zii-ultra: update MDIO speed and preamble device
@ 2020-07-08  0:32 Chris Healy
  2020-07-08  0:41 ` Fabio Estevam
  0 siblings, 1 reply; 3+ messages in thread
From: Chris Healy @ 2020-07-08  0:32 UTC (permalink / raw)
  To: robh+dt, shawnguo, s.hauer, festevam, linux-imx, andrew.smirnov,
	l.stach, devicetree, linux-arm-kernel, linux-kernel
  Cc: Chris Healy

Update MDIO configuration with zii-ultra device to fully utilize
MDIO endpoint capabilities.  Device supports 12.5MHz clock and
doesn't require MDIO preamble.

Signed-off-by: Chris Healy <cphealy@gmail.com>
---
v2:
- Fix subject line to reference zii-ultra:
- Get rid of "=<1>;" from suppress-preamble lines

 arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
index 6a55165bd76a..98aa67a4c040 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
@@ -132,6 +132,8 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 		status = "okay";
+		suppress-preamble;
+		clock-frequency = <12500000>;
 
 		switch: switch@0 {
 			compatible = "marvell,mv88e6085";
-- 
2.21.3


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] arm64: dts: zii-ultra: update MDIO speed and preamble device
  2020-07-08  0:32 [PATCH v2] arm64: dts: zii-ultra: update MDIO speed and preamble device Chris Healy
@ 2020-07-08  0:41 ` Fabio Estevam
  2020-07-08  0:42   ` Chris Healy
  0 siblings, 1 reply; 3+ messages in thread
From: Fabio Estevam @ 2020-07-08  0:41 UTC (permalink / raw)
  To: Chris Healy
  Cc: Rob Herring, Shawn Guo, Sascha Hauer, NXP Linux Team,
	Andrey Smirnov, Lucas Stach,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	linux-kernel

Hi Chris,

On Tue, Jul 7, 2020 at 9:32 PM Chris Healy <cphealy@gmail.com> wrote:

>                 #address-cells = <1>;
>                 #size-cells = <0>;
>                 status = "okay";
> +               suppress-preamble;
> +               clock-frequency = <12500000>;

Sorry, I missed this in the previous review.

The recommendation is to have status = okay as the last property.

Please move suppress-preamble and clock-frequency = <12500000> prior
to status = "okay"

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] arm64: dts: zii-ultra: update MDIO speed and preamble device
  2020-07-08  0:41 ` Fabio Estevam
@ 2020-07-08  0:42   ` Chris Healy
  0 siblings, 0 replies; 3+ messages in thread
From: Chris Healy @ 2020-07-08  0:42 UTC (permalink / raw)
  To: Fabio Estevam
  Cc: Rob Herring, Shawn Guo, Sascha Hauer, NXP Linux Team,
	Andrey Smirnov, Lucas Stach,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	linux-kernel

On Tue, Jul 7, 2020 at 5:41 PM Fabio Estevam <festevam@gmail.com> wrote:
>
> Hi Chris,
>
> On Tue, Jul 7, 2020 at 9:32 PM Chris Healy <cphealy@gmail.com> wrote:
>
> >                 #address-cells = <1>;
> >                 #size-cells = <0>;
> >                 status = "okay";
> > +               suppress-preamble;
> > +               clock-frequency = <12500000>;
>
> Sorry, I missed this in the previous review.
>
> The recommendation is to have status = okay as the last property.
>
> Please move suppress-preamble and clock-frequency = <12500000> prior
> to status = "okay"

Will do in the next version.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-07-08  0:42 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2020-07-08  0:32 [PATCH v2] arm64: dts: zii-ultra: update MDIO speed and preamble device Chris Healy
2020-07-08  0:41 ` Fabio Estevam
2020-07-08  0:42   ` Chris Healy

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