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H A Dcore.hdiff d686ce4204c5dc131396f1fca81beebc46cb8cdb Tue Oct 14 21:33:38 CEST 2014 Alan Tull <atull@opensource.altera.com> socfpga: hotplug: put cpu1 in wfi

Use WFI when putting CPU1 to sleep. Don't hold CPU1 in reset
since that results in increased power consumption.

Reset CPU1 briefly during CPU1 bootup.

This has been tested for hotplug and suspend/resume and results
in no increased power consumption.

Signed-off-by: Alan Tull <atull@opensource.altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
H A Dplatsmp.cdiff d686ce4204c5dc131396f1fca81beebc46cb8cdb Tue Oct 14 21:33:38 CEST 2014 Alan Tull <atull@opensource.altera.com> socfpga: hotplug: put cpu1 in wfi

Use WFI when putting CPU1 to sleep. Don't hold CPU1 in reset
since that results in increased power consumption.

Reset CPU1 briefly during CPU1 bootup.

This has been tested for hotplug and suspend/resume and results
in no increased power consumption.

Signed-off-by: Alan Tull <atull@opensource.altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>