RE: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Yang, Wenyou
kernel.org; Alexandre Belloni; Boris BREZILLON > Subject: Re: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug > with LPDDR1 memories > > Le 14/01/2015 14:20, Peter Rosin a écrit : > > From: Peter Rosin > > > > The DDRSDR controller (on the ATSAMA5D31) fails m

RE: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Peter Rosin
Nicolas Ferre wrote: > Le 14/01/2015 14:20, Peter Rosin a écrit : > > From: Peter Rosin > > > > The DDRSDR controller (on the ATSAMA5D31) fails miserably to put > > LPDDR1 memories in self-refresh. Force the controller to think it has > > DDR2 memories during the self-refresh period, as the DDR2

Re: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Nicolas Ferre
Le 14/01/2015 14:20, Peter Rosin a écrit : > From: Peter Rosin > > The DDRSDR controller (on the ATSAMA5D31) fails miserably to put LPDDR1 > memories in self-refresh. Force the controller to think it has DDR2 > memories during the self-refresh period, as the DDR2 self-refresh spec > is

RE: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Peter Rosin
Nicolas Ferre wrote: Le 14/01/2015 14:20, Peter Rosin a écrit : From: Peter Rosin p...@axentia.se The DDRSDR controller (on the ATSAMA5D31) fails miserably to put LPDDR1 memories in self-refresh. Force the controller to think it has DDR2 memories during the self-refresh period, as the

RE: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Yang, Wenyou
; Boris BREZILLON Subject: Re: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories Le 14/01/2015 14:20, Peter Rosin a écrit : From: Peter Rosin p...@axentia.se The DDRSDR controller (on the ATSAMA5D31) fails miserably to put LPDDR1 memories in self-refresh

Re: [PATCH RESEND] pm: at91: Workaround DDRSDRC self-refresh bug with LPDDR1 memories

2015-01-14 Thread Nicolas Ferre
Le 14/01/2015 14:20, Peter Rosin a écrit : From: Peter Rosin p...@axentia.se The DDRSDR controller (on the ATSAMA5D31) fails miserably to put LPDDR1 memories in self-refresh. Force the controller to think it has DDR2 memories during the self-refresh period, as the DDR2 self-refresh spec is