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move pmu_init_registers() from pmu_init() to chipset pre-init hook

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This moves the PMU register initialization from pmu_init(), which gets
called whenever the EC reboots/sysjumps (even when the AP is running),
to a hook which will can called selectively when the AP is cold
booting.

Signed-off-by: David Hendricks <dhendrix@chromium.org>
BRANCH=snow
BUG=chrome-os-partner:13315
TEST=tested on snow - jumping between RO <--> RW no longer causes
the screen to turn off due to resetting FET control regs.

Change-Id: I5453bf86af50b84a05a259dc896f04d818b5641b
Reviewed-on: https://gerrit.chromium.org/gerrit/31740
Reviewed-by: Charlie Mooney <charliemooney@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Commit-Ready: David Hendricks <dhendrix@chromium.org>
Tested-by: David Hendricks <dhendrix@chromium.org>
This commit is contained in:
David Hendricks
2012-08-29 12:12:42 -07:00
committed by Gerrit
parent ec3cf42c7f
commit 3efa44c57b
1 changed files with 1 additions and 4 deletions
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5
common/pmu_tps65090.c
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@@ -469,15 +469,12 @@ static int pmu_init_registers(void)
return EC_SUCCESS;
}
DECLARE_HOOK(HOOK_CHIPSET_PRE_INIT, pmu_init_registers, HOOK_PRIO_DEFAULT);
void pmu_init(void)
{
int failure = 0;
/* Reset everything to default, safe values */
if (!failure)
failure = pmu_init_registers();
#ifdef CONFIG_PMU_BOARD_INIT
if (!failure)
failure = board_pmu_init();