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-rw-r--r--src/mainboard/prodrive/hermes/mainboard.c13
-rw-r--r--src/soc/intel/cannonlake/acpi/xhci.asl6
2 files changed, 19 insertions, 0 deletions
diff --git a/src/mainboard/prodrive/hermes/mainboard.c b/src/mainboard/prodrive/hermes/mainboard.c
index 0b0eb88ff6..18bd8a48b7 100644
--- a/src/mainboard/prodrive/hermes/mainboard.c
+++ b/src/mainboard/prodrive/hermes/mainboard.c
@@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
+#include <acpi/acpi.h>
#include <acpi/acpigen.h>
#include <bootstate.h>
#include <cbmem.h>
@@ -217,6 +218,18 @@ static void mainboard_acpi_fill_ssdt(const struct device *dev)
acpigen_write_soc_gpio_op(usb_power_gpios[i]);
}
acpigen_pop_len();
+
+ if (!board_cfg->wake_on_usb) {
+ acpigen_write_if();
+ acpigen_emit_byte(LNOT_OP);
+ acpigen_emit_byte(LLESS_OP);
+ acpigen_emit_byte(ARG0_OP);
+ acpigen_write_integer(ACPI_S3);
+ {
+ acpigen_write_store_int_to_namestr(0, "\\_SB.PCI0.XHCI.PMEE");
+ }
+ acpigen_pop_len();
+ }
}
acpigen_pop_len();
}
diff --git a/src/soc/intel/cannonlake/acpi/xhci.asl b/src/soc/intel/cannonlake/acpi/xhci.asl
index fbe811e952..bc4574d222 100644
--- a/src/soc/intel/cannonlake/acpi/xhci.asl
+++ b/src/soc/intel/cannonlake/acpi/xhci.asl
@@ -87,6 +87,12 @@ Device (XHCI)
Offset (0x10),
, 16,
XMEM, 16, /* MEM_BASE */
+ Offset (0x74),
+ D0D3, 2, /* POWERSTATE */
+ , 6,
+ PMEE, 1, /* PME_EN */
+ , 6,
+ PMES, 1, /* PME_STS */
}
Method (_PS0, 0, Serialized)