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Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT

From Arnd Bergmann <arnd@arndb.de>
Newsgroups linux.kernel
Subject Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT
Date 2016-02-09 15:50 +0100
Message-ID <r0hM6-5mt-17@gated-at.bofh.it> (permalink)
References <r00BB-1PS-17@gated-at.bofh.it> <r01R2-2zw-25@gated-at.bofh.it> <r020G-2D0-21@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Monday 08 February 2016 22:51:38 Andrew Lunn wrote:
> On Mon, Feb 08, 2016 at 10:46:42PM +0100, Arnd Bergmann wrote:
> > On Monday 08 February 2016 21:21:13 Bernhard Walle wrote:
> > > We need that for a custom hardware that needs the reverse reset
> > > sequence.
> > > 
> > > Signed-off-by: Bernhard Walle <bernhard@bwalle.de>
> > > 
> > 
> > Why can't this be specified in the gpios property?
> 
> Backwards compatibility. The flag has always been ignored until now,
> yet various DTs have a flag value which are active low. If suddenly it
> worked, various boards would break 

Ok, I see. 

	Arnd

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Thread

[PATCH] net: fec: Add "phy-reset-active-low" property to DT Bernhard Walle <bernhard@bwalle.de> - 2016-02-08 21:30 +0100
  Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT Andrew Lunn <andrew@lunn.ch> - 2016-02-08 22:50 +0100
  Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT Arnd Bergmann <arnd@arndb.de> - 2016-02-08 22:50 +0100
    Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT Andrew Lunn <andrew@lunn.ch> - 2016-02-08 23:00 +0100
      Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT Arnd Bergmann <arnd@arndb.de> - 2016-02-09 15:50 +0100
  Re: [PATCH] net: fec: Add "phy-reset-active-low" property to DT David Miller <davem@davemloft.net> - 2016-02-16 21:20 +0100

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