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ARM: dts: artpec: disable Accelerator Coherency Port
authorNiklas Cassel <niklas.cassel@axis.com>
Wed, 21 Feb 2018 08:59:53 +0000 (09:59 +0100)
committerArnd Bergmann <arnd@arndb.de>
Tue, 6 Mar 2018 16:39:50 +0000 (17:39 +0100)
commit87dc5ce7e3be5e6af8a7f01ab4fdafd0721113d2
tree2b0ac572323cc1bd5939031ec223cfe168fb5fb7tree | snapshot
parent4b7f3cda724036ce118b56470a2e8d51c57d3136commit | diff
ARM: dts: artpec: disable Accelerator Coherency Port

Accesses via 0x80000000 go through the ACP instead of using the DDR
directly.

Unfortunately the ACP has proven to be the cause of complete system
hangs. Disabling the ACP makes these problems go away.

Signed-off-by: Niklas Cassel <niklas.cassel@axis.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
arch/arm/boot/dts/artpec6.dtsi diff | blob | history
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