tree c008119a430284dfa8131e2d80347f770819f1d5
parent c890456f2b90cadbfc1f6d227177fd92315ea85a
author Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> 1628218825 +0800
committer Commit Bot <commit-bot@chromium.org> 1628521932 +0000

vc/mediatek/mt8195: Optimize DRAM init time by limiting frequency count

Support the config MEDIATEK_DRAM_DVFS_LIMIT_FREQ_CNT to limit DRAM
frequency counts to reduce DRAM initialization time by about 100ms.

BUG=b:195274787

Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com>
Change-Id: Ibcb9a50c24f428358ef682b64946d4c91ebd81d2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56849
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Rex-BC Chen <rex-bc.chen@mediatek.corp-partner.google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
GitOrigin-RevId: eb94a4a6de5d4de483c99cbaead364fdde73e2d1
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/3077579
Tested-by: Copybara Service <copybara-worker-blackhole@google.com>
Tested-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-by: Yu-Ping Wu <yupingso@chromium.org>
Commit-Queue: Yu-Ping Wu <yupingso@chromium.org>