2 * OMAP GPIO handling defines and functions
4 * Copyright (C) 2003-2005 Nokia Corporation
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #ifndef __ASM_ARCH_OMAP_GPIO_H
25 #define __ASM_ARCH_OMAP_GPIO_H
29 #include <linux/platform_device.h>
32 #define OMAP1_MPUIO_BASE 0xfffb5000
35 * These are the omap15xx/16xx offsets. The omap7xx offset are
36 * OMAP_MPUIO_ / 2 offsets below.
38 #define OMAP_MPUIO_INPUT_LATCH 0x00
39 #define OMAP_MPUIO_OUTPUT 0x04
40 #define OMAP_MPUIO_IO_CNTL 0x08
41 #define OMAP_MPUIO_KBR_LATCH 0x10
42 #define OMAP_MPUIO_KBC 0x14
43 #define OMAP_MPUIO_GPIO_EVENT_MODE 0x18
44 #define OMAP_MPUIO_GPIO_INT_EDGE 0x1c
45 #define OMAP_MPUIO_KBD_INT 0x20
46 #define OMAP_MPUIO_GPIO_INT 0x24
47 #define OMAP_MPUIO_KBD_MASKIT 0x28
48 #define OMAP_MPUIO_GPIO_MASKIT 0x2c
49 #define OMAP_MPUIO_GPIO_DEBOUNCING 0x30
50 #define OMAP_MPUIO_LATCH 0x34
52 #define OMAP34XX_NR_GPIOS 6
55 * OMAP1510 GPIO registers
57 #define OMAP1510_GPIO_DATA_INPUT 0x00
58 #define OMAP1510_GPIO_DATA_OUTPUT 0x04
59 #define OMAP1510_GPIO_DIR_CONTROL 0x08
60 #define OMAP1510_GPIO_INT_CONTROL 0x0c
61 #define OMAP1510_GPIO_INT_MASK 0x10
62 #define OMAP1510_GPIO_INT_STATUS 0x14
63 #define OMAP1510_GPIO_PIN_CONTROL 0x18
65 #define OMAP1510_IH_GPIO_BASE 64
68 * OMAP1610 specific GPIO registers
70 #define OMAP1610_GPIO_REVISION 0x0000
71 #define OMAP1610_GPIO_SYSCONFIG 0x0010
72 #define OMAP1610_GPIO_SYSSTATUS 0x0014
73 #define OMAP1610_GPIO_IRQSTATUS1 0x0018
74 #define OMAP1610_GPIO_IRQENABLE1 0x001c
75 #define OMAP1610_GPIO_WAKEUPENABLE 0x0028
76 #define OMAP1610_GPIO_DATAIN 0x002c
77 #define OMAP1610_GPIO_DATAOUT 0x0030
78 #define OMAP1610_GPIO_DIRECTION 0x0034
79 #define OMAP1610_GPIO_EDGE_CTRL1 0x0038
80 #define OMAP1610_GPIO_EDGE_CTRL2 0x003c
81 #define OMAP1610_GPIO_CLEAR_IRQENABLE1 0x009c
82 #define OMAP1610_GPIO_CLEAR_WAKEUPENA 0x00a8
83 #define OMAP1610_GPIO_CLEAR_DATAOUT 0x00b0
84 #define OMAP1610_GPIO_SET_IRQENABLE1 0x00dc
85 #define OMAP1610_GPIO_SET_WAKEUPENA 0x00e8
86 #define OMAP1610_GPIO_SET_DATAOUT 0x00f0
89 * OMAP7XX specific GPIO registers
91 #define OMAP7XX_GPIO_DATA_INPUT 0x00
92 #define OMAP7XX_GPIO_DATA_OUTPUT 0x04
93 #define OMAP7XX_GPIO_DIR_CONTROL 0x08
94 #define OMAP7XX_GPIO_INT_CONTROL 0x0c
95 #define OMAP7XX_GPIO_INT_MASK 0x10
96 #define OMAP7XX_GPIO_INT_STATUS 0x14
99 * omap2+ specific GPIO registers
101 #define OMAP24XX_GPIO_REVISION 0x0000
102 #define OMAP24XX_GPIO_IRQSTATUS1 0x0018
103 #define OMAP24XX_GPIO_IRQSTATUS2 0x0028
104 #define OMAP24XX_GPIO_IRQENABLE2 0x002c
105 #define OMAP24XX_GPIO_IRQENABLE1 0x001c
106 #define OMAP24XX_GPIO_WAKE_EN 0x0020
107 #define OMAP24XX_GPIO_CTRL 0x0030
108 #define OMAP24XX_GPIO_OE 0x0034
109 #define OMAP24XX_GPIO_DATAIN 0x0038
110 #define OMAP24XX_GPIO_DATAOUT 0x003c
111 #define OMAP24XX_GPIO_LEVELDETECT0 0x0040
112 #define OMAP24XX_GPIO_LEVELDETECT1 0x0044
113 #define OMAP24XX_GPIO_RISINGDETECT 0x0048
114 #define OMAP24XX_GPIO_FALLINGDETECT 0x004c
115 #define OMAP24XX_GPIO_DEBOUNCE_EN 0x0050
116 #define OMAP24XX_GPIO_DEBOUNCE_VAL 0x0054
117 #define OMAP24XX_GPIO_CLEARIRQENABLE1 0x0060
118 #define OMAP24XX_GPIO_SETIRQENABLE1 0x0064
119 #define OMAP24XX_GPIO_CLEARWKUENA 0x0080
120 #define OMAP24XX_GPIO_SETWKUENA 0x0084
121 #define OMAP24XX_GPIO_CLEARDATAOUT 0x0090
122 #define OMAP24XX_GPIO_SETDATAOUT 0x0094
124 #define OMAP4_GPIO_REVISION 0x0000
125 #define OMAP4_GPIO_EOI 0x0020
126 #define OMAP4_GPIO_IRQSTATUSRAW0 0x0024
127 #define OMAP4_GPIO_IRQSTATUSRAW1 0x0028
128 #define OMAP4_GPIO_IRQSTATUS0 0x002c
129 #define OMAP4_GPIO_IRQSTATUS1 0x0030
130 #define OMAP4_GPIO_IRQSTATUSSET0 0x0034
131 #define OMAP4_GPIO_IRQSTATUSSET1 0x0038
132 #define OMAP4_GPIO_IRQSTATUSCLR0 0x003c
133 #define OMAP4_GPIO_IRQSTATUSCLR1 0x0040
134 #define OMAP4_GPIO_IRQWAKEN0 0x0044
135 #define OMAP4_GPIO_IRQWAKEN1 0x0048
136 #define OMAP4_GPIO_IRQENABLE1 0x011c
137 #define OMAP4_GPIO_WAKE_EN 0x0120
138 #define OMAP4_GPIO_IRQSTATUS2 0x0128
139 #define OMAP4_GPIO_IRQENABLE2 0x012c
140 #define OMAP4_GPIO_CTRL 0x0130
141 #define OMAP4_GPIO_OE 0x0134
142 #define OMAP4_GPIO_DATAIN 0x0138
143 #define OMAP4_GPIO_DATAOUT 0x013c
144 #define OMAP4_GPIO_LEVELDETECT0 0x0140
145 #define OMAP4_GPIO_LEVELDETECT1 0x0144
146 #define OMAP4_GPIO_RISINGDETECT 0x0148
147 #define OMAP4_GPIO_FALLINGDETECT 0x014c
148 #define OMAP4_GPIO_DEBOUNCENABLE 0x0150
149 #define OMAP4_GPIO_DEBOUNCINGTIME 0x0154
150 #define OMAP4_GPIO_CLEARIRQENABLE1 0x0160
151 #define OMAP4_GPIO_SETIRQENABLE1 0x0164
152 #define OMAP4_GPIO_CLEARWKUENA 0x0180
153 #define OMAP4_GPIO_SETWKUENA 0x0184
154 #define OMAP4_GPIO_CLEARDATAOUT 0x0190
155 #define OMAP4_GPIO_SETDATAOUT 0x0194
157 #define OMAP_MAX_GPIO_LINES 192
159 #define OMAP_MPUIO(nr) (OMAP_MAX_GPIO_LINES + (nr))
160 #define OMAP_GPIO_IS_MPUIO(nr) ((nr) >= OMAP_MAX_GPIO_LINES)
162 #ifndef __ASSEMBLER__
163 struct omap_gpio_reg_offs {
194 struct omap_gpio_platform_data {
196 int bank_width; /* GPIO bank width */
197 int bank_stride; /* Only needed for omap1 MPUIO */
198 bool dbck_flag; /* dbck required or not - True for OMAP3&4 */
199 bool loses_context; /* whether the bank would ever lose context */
200 bool is_mpuio; /* whether the bank is of type MPUIO */
201 u32 non_wakeup_gpios;
203 u32 quirks; /* Version specific quirks mask */
205 struct omap_gpio_reg_offs *regs;
207 /* Return context loss count due to PM states changing */
208 int (*get_context_loss_count)(struct device *dev);
211 #endif /* __ASSEMBLER__ */