Commit graph

5 commits

Author SHA1 Message Date
Andreas Färber
18cfd9429d ARM: owl: smp: Drop bogus holding pen
The S500 SoC can start secondary CPUs without busy-looping for pen_release,
so simplify the SMP code compared to the LeMaker kernel tree.

Fixes: 172067e0bc ("ARM: owl: Implement CPU enable-method for S500")
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Cc: David Liu <liuwei@actions-semi.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-03 14:31:47 +02:00
Andreas Färber
eb3827457a ARM: owl: Drop custom machine
Rely on the fallback to "Generic DT based system".
This change is visible in /proc/cpuinfo.

Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-07-03 14:31:33 +02:00
Andreas Färber
b6a0e18ca6 ARM: owl: smp: Implement SPS power-gating for CPU2 and CPU3
Bring up the two remaining CPUs by calling into PM domain code.

Signed-off-by: Andreas Färber <afaerber@suse.de>
2017-06-23 18:01:35 +02:00
Andreas Färber
172067e0bc ARM: owl: Implement CPU enable-method for S500
Allow to bring up CPU1.

Based on LeMaker linux-actions tree.

Signed-off-by: Andreas Färber <afaerber@suse.de>
2017-06-21 18:17:39 +02:00
Andreas Färber
6bb8536cba ARM: Prepare Actions Semi S500
Add ARCH_ACTIONS and mach-actions/owl.c for "actions,s500".

Signed-off-by: Andreas Färber <afaerber@suse.de>
2017-06-21 18:08:41 +02:00