tree 3300ce823c8595018e2249e5e18fda08efa79a69
parent 385476e30e9ec0d1c420aa269c861b0dbca6b313
author Heiko Stuebner <heiko@sntech.de> 1551942097 +0100
committer Heiko Stuebner <heiko@sntech.de> 1556192276 +0200

rockchip: Allow socs with undefined wfe check bits

Some older socs like the rk3288 do not have the necessary registers
to check the wfi/wfe state of the cpu cores. Allow this case an "just"
do an additional delay similar to how the Linux kernel handles smp
right now.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Change-Id: I0f67af388b06b8bfb4a9bac411b4900ac266a77a