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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2018 Intel Corp.
*
* 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 <soc/gpio_defs.h>
#include <soc/irq.h>
#include <soc/pcr_ids.h>
Device (GPIO)
{
Name (_HID, "INT3455")
Name (_UID, 0)
Name (_DDN, "GPIO Controller")
Name (RBUF, ResourceTemplate()
{
Memory32Fixed (ReadWrite, 0, 0, COM0)
Memory32Fixed (ReadWrite, 0, 0, COM1)
Memory32Fixed (ReadWrite, 0, 0, COM2)
Memory32Fixed (ReadWrite, 0, 0, COM4)
Memory32Fixed (ReadWrite, 0, 0, COM5)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared,,, GIRQ)
{ GPIO_IRQ14 }
})
Method (_CRS, 0, NotSerialized)
{
/* GPIO Community 0 */
CreateDWordField (^RBUF, ^COM0._BAS, BAS0)
CreateDWordField (^RBUF, ^COM0._LEN, LEN0)
Store (^^PCRB (PID_GPIOCOM0), BAS0)
Store (GPIO_BASE_SIZE, LEN0)
/* GPIO Community 1 */
CreateDWordField (^RBUF, ^COM1._BAS, BAS1)
CreateDWordField (^RBUF, ^COM1._LEN, LEN1)
Store (^^PCRB (PID_GPIOCOM1), BAS1)
Store (GPIO_BASE_SIZE, LEN1)
/* GPIO Community 2 */
CreateDWordField (^RBUF, ^COM2._BAS, BAS2)
CreateDWordField (^RBUF, ^COM2._LEN, LEN2)
Store (^^PCRB (PID_GPIOCOM2), BAS2)
Store (GPIO_BASE_SIZE, LEN2)
/* GPIO Community 4 */
CreateDWordField (^RBUF, ^COM4._BAS, BAS4)
CreateDWordField (^RBUF, ^COM4._LEN, LEN4)
Store (^^PCRB (PID_GPIOCOM4), BAS4)
Store (GPIO_BASE_SIZE, LEN4)
/* GPIO Community 5 */
CreateDWordField (^RBUF, ^COM5._BAS, BAS5)
CreateDWordField (^RBUF, ^COM5._LEN, LEN5)
Store (^^PCRB (PID_GPIOCOM5), BAS5)
Store (GPIO_BASE_SIZE, LEN5)
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
Return (0xF)
}
}
/*
* Get GPIO DW0 Address
* Arg0 - GPIO Number
*/
Method (GADD, 1, NotSerialized)
{
/* GPIO Community 0 */
If (LAnd (LGreaterEqual (Arg0, GPP_G0), LLessEqual (Arg0, GPP_A23)))
{
Store (PID_GPIOCOM0, Local0)
Subtract (Arg0, GPP_A0, Local1)
}
/* GPIO Community 1 */
If (LAnd (LGreaterEqual (Arg0, GPP_H0), LLessEqual (Arg0, GPP_F19)))
{
Store (PID_GPIOCOM1, Local0)
Subtract (Arg0, GPP_D0, Local1)
}
/* GPIO Community 2 */
If (LAnd (LGreaterEqual (Arg0, GPD0), LLessEqual (Arg0, GPD11)))
{
Store (PID_GPIOCOM2, Local0)
Subtract (Arg0, GPD0, Local1)
}
/* GPIO Community 4 */
If (LAnd (LGreaterEqual (Arg0, GPP_C0), LLessEqual (Arg0, GPP_E23)))
{
Store (PID_GPIOCOM4, Local0)
Subtract (Arg0, GPP_C0, Local1)
}
/* GPIO Community 05*/
If (LAnd (LGreaterEqual (Arg0, GPP_R0), LLessEqual (Arg0, GPP_S7)))
{
Store (PID_GPIOCOM5, Local0)
Subtract (Arg0, GPP_R0, Local1)
}
Store (PCRB (Local0), Local2)
Add (Local2, PAD_CFG_BASE, Local2)
Return (Add (Local2, Multiply (Local1, 16)))
}
/*
* Get GPIO Value
* Arg0 - GPIO Number
*/
Method (GRXS, 1, Serialized)
{
OperationRegion (PREG, SystemMemory, GADD (Arg0), 4)
Field (PREG, AnyAcc, NoLock, Preserve)
{
VAL0, 32
}
And (GPIORXSTATE_MASK, ShiftRight (VAL0, GPIORXSTATE_SHIFT), Local0)
Return (Local0)
}
|
