summaryrefslogtreecommitdiff
path: root/src/mainboard/google/lars/acpi/mainboard.asl
blob: d6299a59fd78dad64e95640c6721f2ea43d6133b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2014 Google Inc.
 * Copyright (C) 2015 Intel Corporation.
 *
 * 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 "../gpio.h"

#define BOARD_TOUCHPAD_I2C_ADDR			0x15
#define BOARD_TOUCHPAD_IRQ			TOUCHPAD_INT_L

#define BOARD_TOUCHSCREEN_I2C_ADDR		0x10
#define BOARD_TOUCHSCREEN_IRQ			TOUCHSCREEN_INT_L

#define BOARD_HP_MIC_CODEC_I2C_ADDR		0x1a
#define BOARD_HP_MIC_CODEC_IRQ			MIC_INT_L
#define BOARD_LEFT_SPEAKER_AMP_I2C_ADDR		0x34
#define BOARD_RIGHT_SPEAKER_AMP_I2C_ADDR	0x35

Scope (\_SB)
{
	Device (LID0)
	{
		Name (_HID, EisaId ("PNP0C0D"))
		Method (_LID, 0)
		{
			Return (\_SB.PCI0.LPCB.EC0.LIDS)
		}

		Name (_PRW, Package () { GPE_EC_WAKE, 5 })
	}

	Device (PWRB)
	{
		Name (_HID, EisaId ("PNP0C0C"))
	}

	Device (MAXM)
	{
		Name (_HID, "MX98357A")
		Name (_DDN, "Maxim Integrated 98357A Amplifier")
		Name (_UID, 1)
		Name (_CRS, ResourceTemplate()
		{
			GpioIo (Exclusive, PullDefault, 0x0000, 0x0000,
				IoRestrictionNone,
				"\\_SB.PCI0.GPIO", 0x00, ResourceConsumer,,)
			{
				GPIO_SPEAKER_MAXIM_AMP_SDMODE,
			}
		})
		Name (_DSD, Package ()
		{
			ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
			Package ()
			{
				Package () {
					/*
					 * Create a named GPIO
					 * "sdmode-gpio" for the
					 * kernel codec driver
					 * to use.
					 */

					"sdmode-gpio", Package () {
								^MAXM, 0, 0, 0
							}
				},
			}
		})

		Method (_STA)
		{
			Return (0xF)
		}
	}
}

/*
 * LPC Trusted Platform Module
 */
Scope (\_SB.PCI0.LPCB)
{
	#include <drivers/pc80/tpm/acpi/tpm.asl>
}

/*
 * WLAN connected to Root Port 1
 */
Scope (\_SB.PCI0.RP01)
{
	Device (WLAN)
	{
		Name (_ADR, 0x00000000)
		Name (_DDN, "Wireless LAN")
		Name (_PRW, Package () { GPE_WLAN_WAKE, 3 })

		#include <drivers/intel/wifi/acpi/wrdd.asl>
	}
}

Scope (\_SB.PCI0.I2C0)
{
	/* Touchscreen */
	Device (ELTS)
	{
		Name (_HID, "ELAN0001")
		Name (_DDN, "Elan Touchscreen")
		Name (_UID, 1)
		Name (_S0W, 4)

		Name (_CRS, ResourceTemplate ()
		{
			I2cSerialBus (
				BOARD_TOUCHSCREEN_I2C_ADDR,
				ControllerInitiated,
				400000,
				AddressingMode7Bit,
				"\\_SB.PCI0.I2C0",
			)
			Interrupt (ResourceConsumer, Edge, ActiveLow)
			{
				BOARD_TOUCHSCREEN_IRQ
			}
		})

		Method (_STA)
		{
			Return (0xF)
		}
	}
}

Scope (\_SB.PCI0.I2C1)
{
	/* Touchpad */
	Device (ELTP)
	{
		Name (_HID, "ELAN0000")
		Name (_DDN, "Elan Touchpad")
		Name (_UID, 1)
		Name (_S0W, 4)

		Name (_CRS, ResourceTemplate ()
		{
			I2cSerialBus (
				BOARD_TOUCHPAD_I2C_ADDR,
				ControllerInitiated,
				400000,
				AddressingMode7Bit,
				"\\_SB.PCI0.I2C1",
			)
			Interrupt (ResourceConsumer, Edge, ActiveLow)
			{
				BOARD_TOUCHPAD_IRQ
			}
		})

		Name (_PRW, Package() { GPE_TOUCHPAD_WAKE, 0x3 })

		Method (_STA)
		{
			Return (0xF)
		}
	}
}

Scope (\_SB.PCI0.I2C4)
{
	/* Headphone Codec */
	Device (HPMC)
	{
		Name (_HID, "10508825")
		Name (_DDN, "NAU88L25 Codec")
		Name (_UID, 1)
		Name (_S0W, 4)
		Name (_DSD, Package () {
			ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
			Package () {
			/* Enable jack detection via JKDET pin */
			Package () { "nuvoton,jkdet-enable", 1 },
			/*
			 * JKDET pin is pulled up by R389 on board.
			 * JKDET pin polarity = active low
			 */
			Package () { "nuvoton,jkdet-pull-enable", 1 },
			Package () { "nuvoton,jkdet-pull-up", 1 },
			Package () { "nuvoton,jkdet-polarity", 1 },
			/* VDDA(1.8) * 1.53 = 2.754 */
			Package () { "nuvoton,micbias-voltage", 6 },
			/* VREF Impedance = 125 kOhm */
			Package () { "nuvoton,vref-impedance", 2 },
			/*
			 * Setup 4 buttons impedance according to
			 * Android specification
			 */
			Package () { "nuvoton,sar-threshold-num", 4 },
			Package () { "nuvoton,sar-threshold",
				Package() { 0x0a, 0x14, 0x26, 0x73 } },
			/*
			 * Coeff 0-15 used to adjust threshold level
			 * 0 for low resist range
			 */
			Package () { "nuvoton,sar-hysteresis", 0 },
			/* SAR tracking gain based on 2.754 micbias-voltage */
			Package () { "nuvoton,sar-voltage", 6 },
			/* 100ms short key press debounce */
			Package () { "nuvoton,short-key-debounce", 3 },
			/* 2^(7+2) = 512 ms insert/eject debounce */
			Package () { "nuvoton,jack-insert-debounce", 7 },
			/* debounce not needed for eject normally */
			Package () { "nuvoton,jack-eject-debounce", 0 },
			}
		})

		Name (_CRS, ResourceTemplate()
		{
			I2cSerialBus (
				BOARD_HP_MIC_CODEC_I2C_ADDR,
				ControllerInitiated,
				400000,
				AddressingMode7Bit,
				"\\_SB.PCI0.I2C4",
			)
			Interrupt (ResourceConsumer, Level, ActiveLow)
			{
				BOARD_HP_MIC_CODEC_IRQ
			}
		})

		Method (_STA)
		{
			Return (0xF)
		}
	}
}