Hi Marcel, On Fri, Mar 29, 2019 at 1:38 PM Marcel Ziswiler <mar...@ziswiler.com> wrote: > > From: Marcel Ziswiler <marcel.ziswi...@toradex.com> > > Just give the new Ethernet PHY power save mode circuitry time to settle. > > Signed-off-by: Marcel Ziswiler <marcel.ziswi...@toradex.com> > Acked-by: Max Krummenacher <max.krummenac...@toradex.com> > > --- > > board/toradex/colibri-imx6ull/colibri-imx6ull.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/board/toradex/colibri-imx6ull/colibri-imx6ull.c > b/board/toradex/colibri-imx6ull/colibri-imx6ull.c > index fe60b8e870..b6f45edb86 100644 > --- a/board/toradex/colibri-imx6ull/colibri-imx6ull.c > +++ b/board/toradex/colibri-imx6ull/colibri-imx6ull.c > @@ -263,6 +263,9 @@ static int setup_fec(void) > IOMUX_GPR1_FEC2_CLOCK_MUX2_SEL_MASK, > IOMUX_GPR1_FEC2_CLOCK_MUX1_SEL_MASK); > > + /* give new Ethernet PHY power save mode circuitry time to settle */ > + mdelay(300);
Just curious, is this some empirical value for the delay needed or it's documented somethere? The first question from my side was why particularly 300? > + > return 0; > } > > -- > 2.20.1 > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > https://lists.denx.de/listinfo/u-boot -- Best regards - Freundliche Grüsse - Meilleures salutations Igor Opaniuk mailto: igor.opan...@gmail.com skype: igor.opanyuk +380 (93) 836 40 67 http://ua.linkedin.com/in/iopaniuk _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
