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broadwell: Skip DDI-A enable in S3 resume

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DDI-A should not need re-enabled in the resume path, just
the resume path when we did not execute VBIOS.

BUG=chrome-os-partner:28234
BRANCH=samus,auron
TEST=build and boot on samus, test suspend+resume

Change-Id: Iaf7d083c5c92c42b7a117e2d2c9546ada6bf5f76
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/221988
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Duncan Laurie 2014-10-07 15:19:54 -07:00 • committed by chrome-internal-fetch
commit c3fbeac10f
1 changed files with 2 additions and 1 deletions
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3
src/soc/intel/broadwell/igd.c
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@ -17,6 +17,7 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <arch/acpi.h>
#include <arch/io.h>
#include <console/console.h>
#include <delay.h>
@ -522,7 +523,7 @@ static void igd_init(struct device *dev)
reg_script_run_on_dev(dev, haswell_late_init_script);
}
if (!oprom_is_loaded) {
if (!oprom_is_loaded && acpi_slp_type != 3) {
/*
* Enable DDI-A if the Option ROM did not execute:
*