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-rw-r--r--src/soc/intel/alderlake/Kconfig6
-rw-r--r--src/soc/intel/alderlake/acpi/tcss.asl8
-rw-r--r--src/soc/intel/alderlake/acpi/tcss_dma.asl22
-rw-r--r--src/soc/intel/alderlake/acpi/tcss_pcierp.asl20
-rw-r--r--src/soc/intel/alderlake/acpi/tcss_xhci.asl6
5 files changed, 61 insertions, 1 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig
index e6151313ae..0b5328103a 100644
--- a/src/soc/intel/alderlake/Kconfig
+++ b/src/soc/intel/alderlake/Kconfig
@@ -292,6 +292,12 @@ config SOC_INTEL_I2C_DEV_MAX
int
default 8
+config SOC_INTEL_ALDERLAKE_S3
+ bool
+ default n
+ help
+ Select if using S3 instead of S0ix to disable D3Cold.
+
config SOC_INTEL_UART_DEV_MAX
int
default 7
diff --git a/src/soc/intel/alderlake/acpi/tcss.asl b/src/soc/intel/alderlake/acpi/tcss.asl
index c8cea84dd8..66aa908709 100644
--- a/src/soc/intel/alderlake/acpi/tcss.asl
+++ b/src/soc/intel/alderlake/acpi/tcss.asl
@@ -41,6 +41,12 @@
Scope (\_SB)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
+ Name (S0IX, 0)
+#else
+ Name (S0IX, 1)
+#endif
+
/* Device base address */
Method (BASE, 1)
{
@@ -573,6 +579,7 @@ Scope (\_SB.PCI0)
}
}
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
Method (TCON, 0)
{
/* Reset IOM D3 cold bit if it is in D3 cold now. */
@@ -643,6 +650,7 @@ Scope (\_SB.PCI0)
STAT = 0
}
}
+#endif
/*
* TCSS xHCI device
diff --git a/src/soc/intel/alderlake/acpi/tcss_dma.asl b/src/soc/intel/alderlake/acpi/tcss_dma.asl
index 0b5e03f913..989fbd5c96 100644
--- a/src/soc/intel/alderlake/acpi/tcss_dma.asl
+++ b/src/soc/intel/alderlake/acpi/tcss_dma.asl
@@ -28,25 +28,45 @@ Name (STAT, 0x1) /* Variable to save power state 1 - D0, 0 - D3C */
Method (_S0W, 0x0)
{
- Return (0x4)
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
+ Return (0x04)
+#else
+ Return (0x03)
+#endif
}
Method (_PR0)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
If (DUID == 0) {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT0 })
} Else {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT1 })
}
+#else
+ If (DUID == 0) {
+ Return (Package() { \_SB.PCI0.TBT0 })
+ } Else {
+ Return (Package() { \_SB.PCI0.TBT1 })
+ }
+#endif
}
Method (_PR3)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
If (DUID == 0) {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT0 })
} Else {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT1 })
}
+#else
+ If (DUID == 0) {
+ Return (Package() { \_SB.PCI0.TBT0 })
+ } Else {
+ Return (Package() { \_SB.PCI0.TBT1 })
+ }
+#endif
}
/*
diff --git a/src/soc/intel/alderlake/acpi/tcss_pcierp.asl b/src/soc/intel/alderlake/acpi/tcss_pcierp.asl
index 799c0ce94f..dee265c3a3 100644
--- a/src/soc/intel/alderlake/acpi/tcss_pcierp.asl
+++ b/src/soc/intel/alderlake/acpi/tcss_pcierp.asl
@@ -267,25 +267,45 @@ Method (_PS3, 0, Serialized)
Method (_S0W, 0x0, NotSerialized)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
Return (0x4)
+#else
+ Return (0x3)
+#endif
}
Method (_PR0)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
If ((TUID == 0) || (TUID == 1)) {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT0 })
} Else {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT1 })
}
+#else
+ If ((TUID == 0) || (TUID == 1)) {
+ Return (Package() { \_SB.PCI0.TBT0 })
+ } Else {
+ Return (Package() { \_SB.PCI0.TBT1 })
+ }
+#endif
}
Method (_PR3)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
If ((TUID == 0) || (TUID == 1)) {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT0 })
} Else {
Return (Package() { \_SB.PCI0.D3C, \_SB.PCI0.TBT1 })
}
+#else
+ If ((TUID == 0) || (TUID == 1)) {
+ Return (Package() { \_SB.PCI0.TBT0 })
+ } Else {
+ Return (Package() { \_SB.PCI0.TBT1 })
+ }
+#endif
}
/*
diff --git a/src/soc/intel/alderlake/acpi/tcss_xhci.asl b/src/soc/intel/alderlake/acpi/tcss_xhci.asl
index acbeb30c13..b3fe653d26 100644
--- a/src/soc/intel/alderlake/acpi/tcss_xhci.asl
+++ b/src/soc/intel/alderlake/acpi/tcss_xhci.asl
@@ -30,7 +30,11 @@ Method (_PS3, 0, Serialized)
Method (_S0W, 0x0, NotSerialized)
{
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
Return (0x4)
+#else
+ Return (0x3)
+#endif
}
/*
@@ -39,6 +43,7 @@ Method (_S0W, 0x0, NotSerialized)
*/
Name (SD3C, 0)
+#if !CONFIG(SOC_INTEL_ALDERLAKE_S3)
Method (_PR0)
{
Return (Package () { \_SB.PCI0.D3C })
@@ -48,6 +53,7 @@ Method (_PR3)
{
Return (Package () { \_SB.PCI0.D3C })
}
+#endif
/*
* XHCI controller _DSM method