ec/roda/it8518: Add another embedded controller

The embedded-controller interface of Roda's Ivy Bridge notebooks is
supposedly programmed by AMI.

Change-Id: I153d831fcea8a3132c7bd1927ff3b445d9a8e92c
Signed-off-by: Dennis Wassenberg <dennis.wassenberg@secunet.com>
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/17288
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>

1 files changed, 210 insertions, 0 deletions

diff --git a/src/ec/roda/it8518/acpi/ec.asl b/src/ec/roda/it8518/acpi/ec.asl
new file mode 100644
index 0000000000..e0639e2590
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/ec.asl
@@ -0,0 +1,210 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 secunet Security Networks AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <drivers/pc80/pc/ps2_controller.asl>
+
+Device (EC0)
+{
+	Name (_HID, EISAID ("PNP0C09"))		// ACPI Embedded Controller
+	Name (_UID, 1)
+	Name (_GPE, Add(EC_SCI_GPI, 16))	// GPE for Runtime SCI
+	Name (PWRS, 1)
+	Name (LIDS, 1)
+
+	// EC RAM fields
+	OperationRegion(ERAM, EmbeddedControl, 0, 0xFF)
+	Field (ERAM, ByteAcc, NoLock, Preserve)
+	{
+		Offset(0x00),		// [Configuration Space 0x0]
+		Offset(0x02),		// [Configuration Space 0x2]
+		B0ST, 16,		// Battery 0 State
+		B0FC, 16,		// Battery 0 Last Full Charge Capacity
+		B0RC, 16,		// Battery 0 Remaining Capacity
+		B0U1, 16,		// Unknown
+		B0VT, 16,		// Battery 0 Present Voltage
+		B0AC, 16,		// Battery 0 Present Rate
+		Offset(0x40),		// [Configuration Space 0x40]
+		ECOS, 8,		// OS System Type (0: DOS, 1: ACPI-compatible)
+		CPUT, 8,		// CPU Temperature
+		LOCT, 8,		// LOC Temperature
+		OEMT, 8,		// OEM Temperature
+		Offset (0x48),		// [Configuration Space 0x48]
+		ECPS, 8,		// EC Power Source
+		Offset (0x50),		// [Configuration Space 0x50]
+		LUXH, 8,		// Ambient Light Illuminance High
+		LUXL, 8,		// Ambient Light Illuminance Low
+		Offset (0x5B),		// [Configuration Space 0x5B]
+		BRIG, 8,		// Brightness
+	} // End of ERAM
+
+	Method (_STA, 0, NotSerialized)  // _STA: Status
+	{
+		Return (0x0F)
+	}
+
+	Method (_CRS, 0, NotSerialized)
+	{
+		Return (ResourceTemplate()
+		{
+			IO (Decode16, 0x62, 0x62, 0x00, 0x01)
+			IO (Decode16, 0x66, 0x66, 0x00, 0x01)
+		})
+	}
+
+	Method (_REG, 2, NotSerialized)
+	{
+		Store ("-----> EC: _REG", Debug)
+
+		Store (0x01, ECOS)
+
+		Store ("<----- EC: _REG", Debug)
+	}
+
+	Method (_Q29, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q29", Debug)
+
+		Store (1, PWRS)
+		Notify (AC, 0x80)
+		Notify (AC, 0x00)
+		Notify (BAT0, 0x00)
+		Notify (BAT0, 0x80)
+
+		Store ("<----- EC: _Q29", Debug)
+	}
+
+	Method (_Q31, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q31", Debug)
+
+		Store (0, PWRS)
+		Notify (AC, 0x80)
+		Notify (AC, 0x00)
+		Notify (BAT0, 0x00)
+		Notify (BAT0, 0x80)
+
+		Store ("<----- EC: _Q31", Debug)
+	}
+
+	Method (_Q32, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q32", Debug)
+
+		Sleep (2500)
+		Notify (BAT0, 0x00)
+		Notify (BAT0, 0x80)
+		Notify (BAT0, 0x81)
+		Notify (BAT0, 0x82)
+
+		Store ("<----- EC: _Q32", Debug)
+	}
+
+	Method (_Q33, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q33", Debug)
+
+		Sleep (2500)
+		Notify (BAT0, 0x00)
+		Notify (BAT0, 0x80)
+		Notify (BAT0, 0x81)
+		Notify (BAT0, 0x82)
+
+		Store ("<---- EC: _Q33", Debug)
+	}
+
+	Method (_Q36, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q36", Debug)
+
+		Notify (BAT0, 0x80)
+
+		Store ("<----- EC: _Q36", Debug)
+	}
+
+	Method (_Q37, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q37", Debug)
+
+		Notify (BAT0, 0x80)
+
+		Store ("<----- EC: _Q37", Debug)
+	}
+
+	Method (_Q43, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q43", Debug)
+
+                Store (BRIG, Local0)
+                Increment (Local0)
+                If (LGreater (Local0, 0xAA)) {
+			Store (0xAA, Local0)
+                }
+                Store (Local0, BRIG)
+
+		\_SB.PCI0.GFX0.INCB ()
+
+		Store ("<---- EC: _Q43", Debug)
+	}
+
+	Method (_Q44, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q44", Debug)
+
+                Store (BRIG, Local0)
+                Decrement (Local0)
+                If (LLess (Local0, 0xA0))
+                {
+			Store (0xA0, Local0)
+                }
+                Store (Local0, BRIG)
+
+		\_SB.PCI0.GFX0.DECB ()
+
+		Store ("<---- EC: _Q44", Debug)
+	}
+
+	Method (_Q45, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q45", Debug)
+
+		Store (0, LIDS)
+		Notify (LID, 0x80)
+
+		Store ("<----- EC: _Q45", Debug)
+	}
+
+	Method (_Q46, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q46", Debug)
+
+		Store (1, LIDS)
+		Notify (LID, 0x80)
+
+		Store ("<----- EC: _Q46", Debug)
+	}
+
+	Method (_Q70, 0, NotSerialized)		// _Qxx: EC Query
+	{
+		Store ("-----> EC: _Q70", Debug)
+
+		Notify (ALSD, 0x80)
+
+		Store ("<----- EC: _Q70", Debug)
+	}
+
+	#include "battery.asl"
+	#include "ac.asl"
+	#include "lid.asl"
+}