exynos5420: set L2ACTLR parameters for A15 cores

This patch does the following for the A15 cores:
- Disable clean/evict push to external
- Enable hazard detect timout
- Prevent gating the L2 logic clock

This is ported from https://gerrit.chromium.org/gerrit/#/c/60154

Signed-off-by: David Hendricks <dhendrix@chromium.org>

Change-Id: I7ac9f40acecfa7daee6fb81772676bf5119d0536
Reviewed-on: https://gerrit.chromium.org/gerrit/64862
Commit-Queue: David Hendricks <dhendrix@chromium.org>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Tested-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/4441
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
1 file changed