Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-05-02 Thread sjg
On 20 April 2017 at 02:15, Kever Yang wrote: > GMAC controller need to init the tx io driver strength to 13mA, > just like the description in dts pinctrl node, or else the controller > may only work in 100MHz Mode, and fail to work at 1000MHz mode. > > Signed-off-by:

Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-23 Thread Simon Glass
On 20 April 2017 at 02:15, Kever Yang wrote: > GMAC controller need to init the tx io driver strength to 13mA, > just like the description in dts pinctrl node, or else the controller > may only work in 100MHz Mode, and fail to work at 1000MHz mode. > > Signed-off-by:

Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-20 Thread Klaus Goger
> On 20 Apr 2017, at 10:48, Dr. Philipp Tomsich > wrote: > >> On 20 Apr 2017, at 10:44, Kever Yang wrote: >> >> Hi Philipp, >>> >>> >>> Do you know if this is required for all board designs? >>> We have a total run length of

Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-20 Thread Dr. Philipp Tomsich
> On 20 Apr 2017, at 10:44, Kever Yang wrote: > > Hi Philipp, > > On 04/20/2017 04:21 PM, Dr. Philipp Tomsich wrote: >>> >>> On 20 Apr 2017, at 10:15, Kever Yang >> > wrote: >>> >>> GMAC controller need

Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-20 Thread Kever Yang
Hi Philipp, On 04/20/2017 04:21 PM, Dr. Philipp Tomsich wrote: On 20 Apr 2017, at 10:15, Kever Yang > wrote: GMAC controller need to init the tx io driver strength to 13mA, just like the description in dts pinctrl node, or else

Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-20 Thread Dr. Philipp Tomsich
> > On 20 Apr 2017, at 10:15, Kever Yang wrote: > > GMAC controller need to init the tx io driver strength to 13mA, > just like the description in dts pinctrl node, or else the controller > may only work in 100MHz Mode, and fail to work at 1000MHz mode. > >

[U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

2017-04-20 Thread Kever Yang
GMAC controller need to init the tx io driver strength to 13mA, just like the description in dts pinctrl node, or else the controller may only work in 100MHz Mode, and fail to work at 1000MHz mode. Signed-off-by: Kever Yang ---