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Diffstat (limited to 'src/southbridge/intel/lynxpoint/acpi/ehci.asl')
-rw-r--r--src/southbridge/intel/lynxpoint/acpi/ehci.asl34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/southbridge/intel/lynxpoint/acpi/ehci.asl b/src/southbridge/intel/lynxpoint/acpi/ehci.asl
new file mode 100644
index 0000000000..2a54304a2c
--- /dev/null
+++ b/src/southbridge/intel/lynxpoint/acpi/ehci.asl
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+// EHCI Controller 0:1d.0
+
+Device (EHCI)
+{
+ Name (_ADR, 0x001d0000)
+
+ Name (_PRW, Package () { DEFAULT_PRW_VALUE, 3 })
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method (_S3D, 0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method (_S4D, 0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+
+ Device (HUB7)
+ {
+ Name (_ADR, 0)
+
+ Device (PRT1) { Name (_ADR, 1) } // USB Port 0
+ Device (PRT2) { Name (_ADR, 2) } // USB Port 1
+ Device (PRT3) { Name (_ADR, 3) } // USB Port 2
+ Device (PRT4) { Name (_ADR, 4) } // USB Port 3
+ Device (PRT5) { Name (_ADR, 5) } // USB Port 4
+ Device (PRT6) { Name (_ADR, 6) } // USB Port 5
+ }
+}