1 files changed, 115 insertions, 0 deletions
diff --git a/src/mainboard/51nb/x210/acpi/ec.asl b/src/mainboard/51nb/x210/acpi/ec.asl
new file mode 100644
index 0000000000..5ebc0aca4c
--- /dev/null
+++ b/src/mainboard/51nb/x210/acpi/ec.asl
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later  */
+/* This file is part of the coreboot project. */
+
+Device (EC)
+{
+	Name (_HID, EisaId ("PNP0C09"))
+	Name (_UID, 0)
+
+	Name (_GPE, 0x4F)  // _GPE: General Purpose Events
+	Name (_CRS, ResourceTemplate () {
+		IO (Decode16, 0x62, 0x62, 1, 1)
+		IO (Decode16, 0x66, 0x66, 1, 1)
+	})
+
+	OperationRegion (ERAM, EmbeddedControl, Zero, 0xFF)
+	Field (ERAM, ByteAcc, Lock, Preserve)
+	{
+		Offset (0x50),
+		CTMP,   8,
+		CFAN,   8,
+		B1SS,   1,
+		BSTS,   2,
+		ACIN,   1,
+		Offset (0x53),
+		BKLG,   8,
+		TOUP,   1,
+		WIRE,   1,
+		BLTH,   1,
+		LIDC,   1,
+		APFG,   1,
+		WRST,   1,
+		BTST,   1,
+		ACEB,   1,
+		CAME,   1,
+		Offset (0x60),
+		DGCP,   16,
+		FLCP,   16,
+		DGVO,   16,
+		BDW,    16,
+		BDL,    16,
+		BPR,    16,
+		BRC,    16,
+		BPV,    16
+	}
+
+	Method (_REG, 2, NotSerialized)
+	{
+		/* Initialize AC power state */
+		Store (ACIN, \PWRS)
+
+		/* Initialize LID switch state */
+		Store (LIDC, \LIDS)
+	}
+
+	/* KEY_BRIGHTNESSUP */
+	Method (_Q04)
+	{
+		Notify(\_SB.PCI0.GFX0.LCD, 0x86)
+	}
+
+	/* KEY_BRIGHTNESSDOWN */
+	Method (_Q05)
+	{
+		Notify(\_SB.PCI0.GFX0.LCD, 0x87)
+	}
+
+	/* Battery Information Event */
+	Method (_Q0C)
+	{
+		Notify (BAT, 0x81)
+	}
+
+	/* AC event */
+	Method (_Q0D)
+	{
+		Store (ACIN, \PWRS)
+		Notify (AC, 0x80)
+	}
+
+	/* Lid event */
+	Method (_Q0E)
+	{
+		Store (LIDC, \LIDS)
+		Notify (LID0, 0x80)
+	}
+
+	/* Battery Information Event */
+	Method (_Q13)
+	{
+		Notify (BAT, 0x81)
+	}
+
+	/* Battery Status Event */
+	Method (_Q14)
+	{
+		Notify (BAT, 0x80)
+	}
+
+	Device (AC)
+	{
+		Name (_HID, "ACPI0003")
+		Name (_PCL, Package () { \_SB })
+
+		Method (_STA)
+		{
+			Return (0x0F)
+		}
+		Method (_PSR)
+		{
+			Return (\PWRS)
+		}
+	}
+
+	#include "battery.asl"
+}