Keith Hui has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/78205?usp=email )
Change subject: mb/asus/p8z77-m: Fix ACPI S3 suspend ......................................................................
mb/asus/p8z77-m: Fix ACPI S3 suspend
Set a bit in super I/O configuration like other variants in the family. Without it S3 suspend totally fails.
(It's safe to set it in devicetree; it needs not be done in early board init.)
TEST=I have working S3 again.
Change-Id: Ia8059b2a263ab5c459e54685f046eeb913776473 Signed-off-by: Keith Hui buurin@gmail.com --- M src/mainboard/asus/p8x7x-series/variants/p8z77-m/overridetree.cb 1 file changed, 1 insertion(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/05/78205/1
diff --git a/src/mainboard/asus/p8x7x-series/variants/p8z77-m/overridetree.cb b/src/mainboard/asus/p8x7x-series/variants/p8z77-m/overridetree.cb index cad9c5c..476b305 100644 --- a/src/mainboard/asus/p8x7x-series/variants/p8z77-m/overridetree.cb +++ b/src/mainboard/asus/p8x7x-series/variants/p8z77-m/overridetree.cb @@ -47,6 +47,7 @@ drq 0xe1 = 0x80 # GP07 high end device pnp 2e.a on # ACPI + drq 0xe4 = 0x10 # Enable 3VSBSW#, needed for S3 suspend drq 0xe7 = 0x11 # HWM reset by LRESET#, 0.5s S3 delay for compatibility drq 0xf2 = 0x5d # Enable RSTOUT[0-2]# and PME end