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-rw-r--r--include/linux/platform_data/cros_ec_proto.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/platform_data/cros_ec_proto.h b/include/linux/platform_data/cros_ec_proto.h
index 701389c16fa7..3ec24f445c29 100644
--- a/include/linux/platform_data/cros_ec_proto.h
+++ b/include/linux/platform_data/cros_ec_proto.h
@@ -42,6 +42,11 @@
#define EC_MAX_RESPONSE_OVERHEAD 32
/*
+ * ACPI notify value for MKBP host event.
+ */
+#define ACPI_NOTIFY_CROS_EC_MKBP 0x80
+
+/*
* EC panic is not covered by the standard (0-F) ACPI notify values.
* Arbitrarily choosing B0 to notify ec panic, which is in the 84-BF
* device specific ACPI notify range.