RE: [PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-24 Thread anson.hu...@freescale.com
>-Original Message- >From: Shawn Guo [mailto:shawn@linaro.org] >Sent: Tuesday, December 24, 2013 4:14 PM >To: Huang Yongcai-B20788 >Cc: ker...@pengutronix.de; linux-arm-ker...@lists.infradead.org; linux- >ker...@vger.kernel.org >Subject: Re: [PATCH] ARM: imx: improve the

Re: [PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-24 Thread Shawn Guo
On Tue, Dec 24, 2013 at 01:00:47PM -0500, Anson Huang wrote: > Improve the comment of SW workaround for CCM lpm issue using > hardware errata description to avoid confusion. > > TKT194736: This is not the errata number that will be seen by people publicly. That's why I did not give it in the

Re: [PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-24 Thread Shawn Guo
On Tue, Dec 24, 2013 at 01:00:47PM -0500, Anson Huang wrote: Improve the comment of SW workaround for CCM lpm issue using hardware errata description to avoid confusion. TKT194736: This is not the errata number that will be seen by people publicly. That's why I did not give it in the

RE: [PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-24 Thread anson.hu...@freescale.com
Message- From: Shawn Guo [mailto:shawn@linaro.org] Sent: Tuesday, December 24, 2013 4:14 PM To: Huang Yongcai-B20788 Cc: ker...@pengutronix.de; linux-arm-ker...@lists.infradead.org; linux- ker...@vger.kernel.org Subject: Re: [PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

[PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-23 Thread Anson Huang
Improve the comment of SW workaround for CCM lpm issue using hardware errata description to avoid confusion. TKT194736: Chip will enter low power mode before ARM A9 CPU executes WFI when improper low power sequence is used. SW workaround: 1) SW will trigger irq #32(IOMUX) to be always pending

[PATCH] ARM: imx: improve the comment of CCM lpm SW workaround

2013-12-23 Thread Anson Huang
Improve the comment of SW workaround for CCM lpm issue using hardware errata description to avoid confusion. TKT194736: Chip will enter low power mode before ARM A9 CPU executes WFI when improper low power sequence is used. SW workaround: 1) SW will trigger irq #32(IOMUX) to be always pending