RE: [PATCH net-next v3 4/4] net: fec: add phy_reset_after_clk_enable() support

2017-12-06 Thread Andy Duan
bedded.com; bar...@tkos.co.il; david.wu@rock- >chips.com; lu...@denx.de; netdev@vger.kernel.org; >devicet...@vger.kernel.org; linux-ker...@vger.kernel.org >Subject: Re: [PATCH net-next v3 4/4] net: fec: add >phy_reset_after_clk_enable() support > >Hi Andy, > >On 12/06/

Re: [PATCH net-next v3 4/4] net: fec: add phy_reset_after_clk_enable() support

2017-12-06 Thread Richard Leitner
Hi Andy, On 12/06/2017 02:50 AM, Andy Duan wrote: > From: Richard Leitner Sent: Tuesday, December 05, 2017 9:26 > PM >> Some PHYs (for example the SMSC LAN8710/LAN8720) doesn't allow turning >> the refclk on and off again during operation (according to their datasheet). >> Nonetheless exactly th

RE: [PATCH net-next v3 4/4] net: fec: add phy_reset_after_clk_enable() support

2017-12-05 Thread Andy Duan
From: Richard Leitner Sent: Tuesday, December 05, 2017 9:26 PM >Some PHYs (for example the SMSC LAN8710/LAN8720) doesn't allow turning >the refclk on and off again during operation (according to their datasheet). >Nonetheless exactly this behaviour was introduced for power saving reasons >by commi