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gru/kevin: Decrease voltage for little cpu 1.5G to 1.15v

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In kernel side we set 1.1v for 1.5G, even for coreboot RO,
a higher voltage could be safer, 1.2v now seems too high.

BRANCH=none
BUG=chrome-os-partner:56948
TEST=bootup

Change-Id: I852e0d532369aad51b12770e2efb01aacf6662ce
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 000b5c0993
Original-Change-Id: Iecc620deee553c61a330353ac160aa3a36f516df
Original-Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/380896
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/16583
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
This commit is contained in:
Shunqian Zheng 2016-09-03 08:29:20 +08:00 • committed by Patrick Georgi
parent 03cd118025
commit 386f084f97
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/gru/bootblock.c
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@ -65,7 +65,7 @@ void bootblock_mainboard_early_init(void)
static void speed_up_boot_cpu(void)
{
pwm_regulator_configure(PWM_REGULATOR_LIT, 1200);
pwm_regulator_configure(PWM_REGULATOR_LIT, 1150);
udelay(200);