[coreboot-gerrit] Patch set updated for coreboot: intel/i82801gx 82801ix: Remove OpRegion of SMBus host
Damien Zammit (damien@zamaudio.com)
gerrit at coreboot.org
Sat Sep 3 04:37:18 CEST 2016
Damien Zammit (damien at zamaudio.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16266
-gerrit
commit 4e8908ebc0a9b75da1d011b0cd29184643e77e50
Author: Kyösti Mälkki <kyosti.malkki at gmail.com>
Date: Fri Aug 19 23:41:32 2016 +0300
intel/i82801gx 82801ix: Remove OpRegion of SMBus host
Defining this OpRegion for SMBus controller prevents linux kernel
driver i2c-i801 from registering SMBus under sysfs, with following
error in dmesg:
ACPI Warning: SystemIO range .. conflicts with OpRegion .. (\_SB.PCI0.SBUS.SMBI)
Solution taken from intel/bd82x6x. Worth noting we do not
define ENABLE_SMBUS_METHODS anywhere currently.
Removed remaining reference to HSTS from GETAC P470.
Change-Id: I7c13d344b0343387681b46019cc5061b1435b46b
Signed-off-by: Kyösti Mälkki <kyosti.malkki at gmail.com>
Signed-off-by: Damien Zammit <damien at zamaudio.com>
---
src/mainboard/getac/p470/acpi/gpe.asl | 2 +-
src/southbridge/intel/i82801gx/acpi/smbus.asl | 2 +-
src/southbridge/intel/i82801ix/acpi/smbus.asl | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/mainboard/getac/p470/acpi/gpe.asl b/src/mainboard/getac/p470/acpi/gpe.asl
index 661fa44..dcf8e99 100644
--- a/src/mainboard/getac/p470/acpi/gpe.asl
+++ b/src/mainboard/getac/p470/acpi/gpe.asl
@@ -56,7 +56,7 @@ Scope (_GPE)
// SMBus (Reserved!)
Method (_L07, 0)
{
- Store (0x20, \_SB.PCI0.SBUS.HSTS)
+ // Store (0x20, \_SB.PCI0.SBUS.HSTS)
}
// COM1/COM2 (RI)
diff --git a/src/southbridge/intel/i82801gx/acpi/smbus.asl b/src/southbridge/intel/i82801gx/acpi/smbus.asl
index 3c4337f..3b314e4 100644
--- a/src/southbridge/intel/i82801gx/acpi/smbus.asl
+++ b/src/southbridge/intel/i82801gx/acpi/smbus.asl
@@ -20,6 +20,7 @@ Device (SBUS)
{
Name (_ADR, 0x001f0003)
+#ifdef ENABLE_SMBUS_METHODS
OperationRegion (SMBP, PCI_Config, 0x00, 0x100)
Field(SMBP, DWordAcc, NoLock, Preserve)
{
@@ -53,7 +54,6 @@ Device (SBUS)
NDLH, 8, // Notify Data High Byte
}
-#ifdef ENABLE_SMBUS_METHODS
// Kill all SMBus communication
Method (KILL, 0, Serialized)
{
diff --git a/src/southbridge/intel/i82801ix/acpi/smbus.asl b/src/southbridge/intel/i82801ix/acpi/smbus.asl
index 3c4337f..3b314e4 100644
--- a/src/southbridge/intel/i82801ix/acpi/smbus.asl
+++ b/src/southbridge/intel/i82801ix/acpi/smbus.asl
@@ -20,6 +20,7 @@ Device (SBUS)
{
Name (_ADR, 0x001f0003)
+#ifdef ENABLE_SMBUS_METHODS
OperationRegion (SMBP, PCI_Config, 0x00, 0x100)
Field(SMBP, DWordAcc, NoLock, Preserve)
{
@@ -53,7 +54,6 @@ Device (SBUS)
NDLH, 8, // Notify Data High Byte
}
-#ifdef ENABLE_SMBUS_METHODS
// Kill all SMBus communication
Method (KILL, 0, Serialized)
{
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