Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-16 Thread Haojian Zhuang
>> > From: Haojian Zhuang [mailto:haojian.zhu...@gmail.com] >> > Sent: 2013年4月13日 20:50 >> > To: Neil Zhang >> > Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; >> > linux-kernel@vger.kernel.org; Chao Xie >> > Subject: Re: [PATCH 1/4]

Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-16 Thread Haojian Zhuang
From: Haojian Zhuang [mailto:haojian.zhu...@gmail.com] Sent: 2013年4月13日 20:50 To: Neil Zhang Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org; Chao Xie Subject: Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU On Thu, Apr 11, 2013 at 11:37

RE: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-15 Thread Neil Zhang
Haojian, > -Original Message- > From: Neil Zhang > Sent: 2013年4月15日 19:10 > To: 'Haojian Zhuang' > Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; > linux-kernel@vger.kernel.org; Chao Xie > Subject: RE: [PATCH 1/4] ARM: mmp: add wa

RE: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-15 Thread Neil Zhang
> -Original Message- > From: Haojian Zhuang [mailto:haojian.zhu...@gmail.com] > Sent: 2013年4月13日 20:50 > To: Neil Zhang > Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; > linux-kernel@vger.kernel.org; Chao Xie > Subject: Re: [PATCH 1/4] ARM: mmp: add wa

RE: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-15 Thread Neil Zhang
-Original Message- From: Haojian Zhuang [mailto:haojian.zhu...@gmail.com] Sent: 2013年4月13日 20:50 To: Neil Zhang Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org; Chao Xie Subject: Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU On Thu

RE: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-15 Thread Neil Zhang
Haojian, -Original Message- From: Neil Zhang Sent: 2013年4月15日 19:10 To: 'Haojian Zhuang' Cc: Grant Likely; linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org; Chao Xie Subject: RE: [PATCH 1/4] ARM: mmp: add wakeup function for ICU -Original Message

Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-13 Thread Haojian Zhuang
On Thu, Apr 11, 2013 at 11:37 AM, Neil Zhang wrote: > From: Chao Xie > > PXA988 will use GIC as its interrupt controller, and ICU is used as wakeup > logic. When AP subsystem is powered off, GIC will lose its context, the > PMU will need ICU to wakeup the AP subsystem. > When ICU works as wakeup

Re: [PATCH 1/4] ARM: mmp: add wakeup function for ICU

2013-04-13 Thread Haojian Zhuang
On Thu, Apr 11, 2013 at 11:37 AM, Neil Zhang zhan...@marvell.com wrote: From: Chao Xie chao@marvell.com PXA988 will use GIC as its interrupt controller, and ICU is used as wakeup logic. When AP subsystem is powered off, GIC will lose its context, the PMU will need ICU to wakeup the AP