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ec/lenovo/h8: silence sound on boot 

Fix a bug when a sound was generated while going into suspend.
E.g. When a low battery sound is played while going into suspend
a sample is stuck in this register. The user will hear a sample forever.

Change-Id: I103a5f462c8044ef5875a9adf812234b5e6960ac
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Reviewed-on: http://review.coreboot.org/10297
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Nicolas Reinecke <nr@das-labor.org>
This commit is contained in:
Alexander Couzens 2015-05-24 03:17:42 +02:00 committed by Stefan Reinauer
parent 49a8c8a3ad
commit f6dde95e87
1 changed files with 3 additions and 0 deletions
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src/ec/lenovo/h8/h8.c
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@ -233,6 +233,9 @@ static void h8_enable(struct device *dev)
ec_write(H8_SOUND_REPEAT, 0x00);
/* silence sounds in queue */
ec_write(H8_SOUND_REG, 0x00);
ec_write(0x10, conf->event0_enable);
ec_write(0x11, conf->event1_enable);
ec_write(0x12, conf->event2_enable);