[PATCH v3 3/4] arm64: dts: imx8mm-evk: add two parameters for samsung picophy tuning

Shawn Guo shawnguo at kernel.org
Fri Aug 21 23:31:48 EDT 2020


On Fri, Aug 21, 2020 at 01:39:44AM +0000, Peter Chen wrote:
> On 20-07-24 14:05:31, Peter Chen wrote:
> > With these two parameters tuning, it can pass USB eye diagram at evk board.
> > 
> > Reviewed-by: Jun Li <jun.li at nxp.com>
> > Signed-off-by: Peter Chen <peter.chen at nxp.com>
> > ---
> > Changes for v3:
> > - Using the new property name
> > Changes for v2
> > - Address Shawn's comment to change subject.
> > 
> >  arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
> > index 0f1d7f8aeac4..7c652b898114 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
> > +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
> > @@ -324,6 +324,8 @@
> >  	srp-disable;
> >  	adp-disable;
> >  	usb-role-switch;
> > +	samsung,picophy-pre-emp-curr-control = <3>;
> > +	samsung,picophy-dc-vol-level-adjust = <7>;
> >  	status = "okay";
> >  
> >  	port {
> > -- 
> 
> Hi Shawn,
> 
> Rob has already acked the binding-doc changes, would you please queue
> these two dts changes?

Applied patch #3 and #4, thanks.



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