RE: [PATCH] PM: Disable usb host HW save and restore

2009-05-15 Thread Kalle Jokiniemi
On Thu, 2009-05-14 at 20:40 +0300, Woodruff, Richard wrote: From: Kevin Hilman [mailto:khil...@deeprootsystems.com] Sent: Thursday, May 14, 2009 12:10 PM To: Kalle Jokiniemi Kalle Jokiniemi kalle.jokini...@digia.com writes: The hardware SAVEANDRESTORE mechanism seems to leave USB

RE: [PATCH] PM: Disable usb host HW save and restore

2009-05-15 Thread Woodruff, Richard
couple errata impacting different chip revs. Today in the older TI reference code this condition of a stuck on power domain does not happen. However, we are using a software supervised method to disable the power domain. May be this code has a bug or the hardware does around auto

RE: [PATCH] PM: Disable usb host HW save and restore

2009-05-15 Thread Kalle Jokiniemi
On Fri, 2009-05-15 at 14:47 +0300, Woodruff, Richard wrote: couple errata impacting different chip revs. Today in the older TI reference code this condition of a stuck on power domain does not happen. However, we are using a software supervised method to disable the power domain.

Re: [PATCH] PM: Disable usb host HW save and restore

2009-05-14 Thread Kevin Hilman
Kalle Jokiniemi kalle.jokini...@digia.com writes: The hardware SAVEANDRESTORE mechanism seems to leave USB HOST power domain permanently into active state after one transition from off to active state. Disabling for now. Signed-off-by: Kalle Jokiniemi ext-kalle.jokini...@nokia.com Thanks,

RE: [PATCH] PM: Disable usb host HW save and restore

2009-05-14 Thread Woodruff, Richard
From: Kevin Hilman [mailto:khil...@deeprootsystems.com] Sent: Thursday, May 14, 2009 12:10 PM To: Kalle Jokiniemi Kalle Jokiniemi kalle.jokini...@digia.com writes: The hardware SAVEANDRESTORE mechanism seems to leave USB HOST power domain permanently into active state after one