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| author | Tristan Shieh <tristan.shieh@mediatek.com> | 2019-04-23 14:09:52 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-04-24 10:22:12 +0000 |
| commit | dcb2eef582960095ead8c6ba6cb6d3f3c03f6c94 (patch) | |
| tree | 23fd72c0b2e22a6e47ec1e841682f4c025e62945 | |
| parent | 9f3aa702a9a7b6fe3bd1d03a1c5f8cfca2f51177 (diff) | |
| download | coreboot-dcb2eef582960095ead8c6ba6cb6d3f3c03f6c94.tar.xz | |
mediatek/mt8183: Set processor voltage to 1.05v
The maximum CPU frequency is 1417MHz with current processor voltage
(0.8v). Set processor voltage to 1.05v for higher CPU frequency.
BUG=b:80501386
BRANCH=none
Test=Boots correctly on Kukui
Change-Id: I24ecdac2c85d3f012d9235449c0d727d727dc185
Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32396
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: You-Cheng Syu <youcheng@google.com>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
| -rw-r--r-- | src/soc/mediatek/mt8183/mt6358.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8183/mt6358.c b/src/soc/mediatek/mt8183/mt6358.c index 580327183c..8162e3aaf1 100644 --- a/src/soc/mediatek/mt8183/mt6358.c +++ b/src/soc/mediatek/mt8183/mt6358.c @@ -493,6 +493,10 @@ static struct pmic_setting init_setting[] = { /* [2:1]: RG_LDO_VSRAM_PROC12_TRACK_ON_CTRL */ /* [2:2]: RG_LDO_VSRAM_PROC12_TRACK_VPROC12_ON_CTRL */ {0x1B6C, 0x6, 0x6, 0}, + + /* Vproc11/Vproc12 to 1.05V */ + {0x13a6, 0x58, 0x7F, 0}, + {0x140a, 0x58, 0x7F, 0}, }; static struct pmic_setting lp_setting[] = { |