[coreboot-gerrit] New patch to review for coreboot: d1d5dcf lynxpoint: Fix LPT-LP PME_B0 bit offset in ACPI _PRW objects

[Stefan Reinauer]

Stefan Reinauer ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4253

-gerrit

commit d1d5dcf41d02ddbe6bc3c2e0ad28a71161fb542a
Author: Duncan Laurie 
Date:   Wed Jun 19 10:49:29 2013 -0700

lynxpoint: Fix LPT-LP PME_B0 bit offset in ACPI _PRW objects

LynxPoint-LP has a lot of GPEs and the "default" set has been
    moved to register 4 starting at bit offset 96.  This means
    that PME_B0 bit in GPE0_EN/GPE0_STS is now bit 109 in LPT-LP
    but still bit 13 in LPT-H.

suspend on falco and wake from usb

4 | 2013-06-19 10:49:17 | ACPI Enter | S3
    5 | 2013-06-19 10:49:22 | ACPI Wake | S3
    6 | 2013-06-19 10:49:22 | Wake Source | Internal PME | 0

Change-Id: I443cd4d17796888debed70c0bda27ae09accd09b
    Signed-off-by: Duncan Laurie 
    Reviewed-on: https://gerrit.chromium.org/gerrit/59265
    Reviewed-by: Aaron Durbin 
---
 src/southbridge/intel/lynxpoint/acpi/audio.asl | 15 ++++++++++-----
 src/southbridge/intel/lynxpoint/acpi/usb.asl   | 22 ++++++++++++++++++++--
 2 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/src/southbridge/intel/lynxpoint/acpi/audio.asl b/src/southbridge/intel/lynxpoint/acpi/audio.asl
index a455328..2bc1168 100644
--- a/src/southbridge/intel/lynxpoint/acpi/audio.asl
+++ b/src/southbridge/intel/lynxpoint/acpi/audio.asl
@@ -27,10 +27,15 @@ Device (HDEF)
 {
    Name (_ADR, 0x001b0000)

-	// Power Resources for Wake
-	Name (_PRW, Package(){
-		13,  // Bit 13 of GPE
-		 4   // Can wake from S4 state.
-	})
+	Name (PRWH, Package(){ 0x0d, 3 }) // LPT-H
+	Name (PRWL, Package(){ 0x6d, 3 }) // LPT-LP
+
+	Method (_PRW, 0) { // Power Resources for Wake
+		If (\ISLP ()) {
+			Return (PRWL)
+		} Else {
+			Return (PRWH)
+		}
+	}
 }

diff --git a/src/southbridge/intel/lynxpoint/acpi/usb.asl b/src/southbridge/intel/lynxpoint/acpi/usb.asl
index 5c1f6a5..6583cb3 100644
--- a/src/southbridge/intel/lynxpoint/acpi/usb.asl
+++ b/src/southbridge/intel/lynxpoint/acpi/usb.asl
@@ -27,7 +27,16 @@ Device (EHCI)
 {
    Name(_ADR, 0x001d0000)

-	Name (_PRW, Package(){ 13, 3 }) // Power Resources for Wake
+	Name (PRWH, Package(){ 0x0d, 3 }) // LPT-H
+	Name (PRWL, Package(){ 0x6d, 3 }) // LPT-LP
+
+	Method (_PRW, 0) { // Power Resources for Wake
+		If (\ISLP ()) {
+			Return (PRWL)
+		} Else {
+			Return (PRWH)
+		}
+	}

// Leave USB ports on for to allow Wake from USB

@@ -61,7 +70,16 @@ Device (XHCI)
 {
    Name(_ADR, 0x00140000)

-	Name (_PRW, Package(){ 13, 3 }) // Power Resources for Wake
+	Name (PRWH, Package(){ 0x0d, 3 }) // LPT-H
+	Name (PRWL, Package(){ 0x6d, 3 }) // LPT-LP
+
+	Method (_PRW, 0) { // Power Resources for Wake
+		If (\ISLP ()) {
+			Return (PRWL)
+		} Else {
+			Return (PRWH)
+		}
+	}

// Leave USB ports on for to allow Wake from USB