From 1051bb40427ef1c9384cd5755ff245dc7378aca1 Mon Sep 17 00:00:00 2001
From: Ben Zhang <benzh@chromium.org>
Date: Fri, 26 Jun 2015 17:17:53 -0700
Subject: [PATCH] glados: Add ACPI configs for speaker amps and codec

The audio codec nau8825 and two ssm4567 speaker amps are instantiated
via ACPI.

BUG=chrome-os-partner:41280
BRANCH=none
TEST=The devices are instantiated. Speaker/headphone playback works on glados.

Change-Id: I1297c2435b3051dd749ad7de324b64ba1504cf09
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 59e5eb2682a2fc2cb58068dfcb6dd2415d43b286
Original-Change-Id: Ib7ec8c868251601f67cdf365cd3e935d256c8ac5
Original-Signed-off-by: Ben Zhang <benzh@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/282364
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: http://review.coreboot.org/11044
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
---
 .../google/glados/acpi/mainboard.asl          | 72 +++++++++++++++++++
 1 file changed, 72 insertions(+)

diff --git a/src/mainboard/google/glados/acpi/mainboard.asl b/src/mainboard/google/glados/acpi/mainboard.asl
index ab40d62456..7c26e429b8 100644
--- a/src/mainboard/google/glados/acpi/mainboard.asl
+++ b/src/mainboard/google/glados/acpi/mainboard.asl
@@ -93,3 +93,75 @@ Scope (\_SB.PCI0.I2C1)
 		}
 	}
 }
+
+Scope (\_SB.PCI0.I2C4)
+{
+	Device (CODC) // Codec for headset
+	{
+		Name (_HID, "10508825")
+		Name (_DDN, "NAU88L25 Codec")
+		Name (_UID, 1)
+
+		Name (_CRS, ResourceTemplate()
+		{
+			I2cSerialBus (
+				0x1A,				/* SlaveAddress */
+				ControllerInitiated,		/* SlaveMode */
+				400000,				/* ConnectionSpeed */
+				AddressingMode7Bit,		/* AddressingMode */
+				"\\_SB.PCI0.I2C4",		/* ResourceSource */
+			)
+		})
+
+		Method (_STA)
+		{
+			Return (0xF)
+		}
+	}
+
+	Device (SPK0) // Left speaker Amp
+	{
+		Name (_HID, "INT343B")
+		Name (_DDN, "SSM4567 Speaker Amp")
+		Name (_UID, 0)
+
+		Name (_CRS, ResourceTemplate()
+		{
+			I2cSerialBus (
+				0x34,				/* SlaveAddress */
+				ControllerInitiated,		/* SlaveMode */
+				400000,				/* ConnectionSpeed */
+				AddressingMode7Bit,		/* AddressingMode */
+				"\\_SB.PCI0.I2C4",		/* ResourceSource */
+			)
+		})
+
+		Method (_STA)
+		{
+			Return (0xF)
+		}
+	}
+
+	Device (SPK1) // Right speaker Amp
+	{
+		Name (_HID, "INT343B")
+		Name (_DDN, "SSM4567 Speaker Amp")
+		Name (_UID, 1)
+
+		Name (_CRS, ResourceTemplate()
+		{
+			I2cSerialBus (
+				0x35,				/* SlaveAddress */
+				ControllerInitiated,		/* SlaveMode */
+				400000,				/* ConnectionSpeed */
+				AddressingMode7Bit,		/* AddressingMode */
+				"\\_SB.PCI0.I2C4",		/* ResourceSource */
+			)
+		})
+
+		Method (_STA)
+		{
+			Return (0xF)
+		}
+	}
+}