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Change #3179

Category None
Changed by Hauke Mehrtens <haukeohnoyoudont@hauke-m.de>
Changed at Sat 04 Jul 2020 14:04:21
Repository https://git.openwrt.org/openwrt/openwrt.git
Branch master
Revision 4bb5e331a781c2d4f3040c70df328b1ef90f1871


kernel: Fix ath79 DSP exception at bootup
This resolves a hazard between a mtc0 and a mfc0 instruction after
activating the DSP support. Without this fix the CPU could use the old
value again and the DSP support would not be active.

Fixes: FS#2928, FS#2899
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Tested-by: Stefan Lippers-Hollmann <s.l-h@gmx.de> [ath79/tl-wdr3600; ath79/tl-wdr4300]
Tested-by: David Bauer <mail@david-bauer.net> [ocedo_koala/ocedo_raccoon]

Changed files