/arch/arm/mach-ep93xx/include/mach/gpio.h
C++ Header | 122 lines | 85 code | 18 blank | 19 comment | 0 complexity | dfbae2f23b59c1758b5c7284d3866b5e MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
1/*
2 * arch/arm/mach-ep93xx/include/mach/gpio.h
3 */
4
5#ifndef __ASM_ARCH_GPIO_H
6#define __ASM_ARCH_GPIO_H
7
8/* GPIO port A. */
9#define EP93XX_GPIO_LINE_A(x) ((x) + 0)
10#define EP93XX_GPIO_LINE_EGPIO0 EP93XX_GPIO_LINE_A(0)
11#define EP93XX_GPIO_LINE_EGPIO1 EP93XX_GPIO_LINE_A(1)
12#define EP93XX_GPIO_LINE_EGPIO2 EP93XX_GPIO_LINE_A(2)
13#define EP93XX_GPIO_LINE_EGPIO3 EP93XX_GPIO_LINE_A(3)
14#define EP93XX_GPIO_LINE_EGPIO4 EP93XX_GPIO_LINE_A(4)
15#define EP93XX_GPIO_LINE_EGPIO5 EP93XX_GPIO_LINE_A(5)
16#define EP93XX_GPIO_LINE_EGPIO6 EP93XX_GPIO_LINE_A(6)
17#define EP93XX_GPIO_LINE_EGPIO7 EP93XX_GPIO_LINE_A(7)
18
19/* GPIO port B. */
20#define EP93XX_GPIO_LINE_B(x) ((x) + 8)
21#define EP93XX_GPIO_LINE_EGPIO8 EP93XX_GPIO_LINE_B(0)
22#define EP93XX_GPIO_LINE_EGPIO9 EP93XX_GPIO_LINE_B(1)
23#define EP93XX_GPIO_LINE_EGPIO10 EP93XX_GPIO_LINE_B(2)
24#define EP93XX_GPIO_LINE_EGPIO11 EP93XX_GPIO_LINE_B(3)
25#define EP93XX_GPIO_LINE_EGPIO12 EP93XX_GPIO_LINE_B(4)
26#define EP93XX_GPIO_LINE_EGPIO13 EP93XX_GPIO_LINE_B(5)
27#define EP93XX_GPIO_LINE_EGPIO14 EP93XX_GPIO_LINE_B(6)
28#define EP93XX_GPIO_LINE_EGPIO15 EP93XX_GPIO_LINE_B(7)
29
30/* GPIO port C. */
31#define EP93XX_GPIO_LINE_C(x) ((x) + 40)
32#define EP93XX_GPIO_LINE_ROW0 EP93XX_GPIO_LINE_C(0)
33#define EP93XX_GPIO_LINE_ROW1 EP93XX_GPIO_LINE_C(1)
34#define EP93XX_GPIO_LINE_ROW2 EP93XX_GPIO_LINE_C(2)
35#define EP93XX_GPIO_LINE_ROW3 EP93XX_GPIO_LINE_C(3)
36#define EP93XX_GPIO_LINE_ROW4 EP93XX_GPIO_LINE_C(4)
37#define EP93XX_GPIO_LINE_ROW5 EP93XX_GPIO_LINE_C(5)
38#define EP93XX_GPIO_LINE_ROW6 EP93XX_GPIO_LINE_C(6)
39#define EP93XX_GPIO_LINE_ROW7 EP93XX_GPIO_LINE_C(7)
40
41/* GPIO port D. */
42#define EP93XX_GPIO_LINE_D(x) ((x) + 24)
43#define EP93XX_GPIO_LINE_COL0 EP93XX_GPIO_LINE_D(0)
44#define EP93XX_GPIO_LINE_COL1 EP93XX_GPIO_LINE_D(1)
45#define EP93XX_GPIO_LINE_COL2 EP93XX_GPIO_LINE_D(2)
46#define EP93XX_GPIO_LINE_COL3 EP93XX_GPIO_LINE_D(3)
47#define EP93XX_GPIO_LINE_COL4 EP93XX_GPIO_LINE_D(4)
48#define EP93XX_GPIO_LINE_COL5 EP93XX_GPIO_LINE_D(5)
49#define EP93XX_GPIO_LINE_COL6 EP93XX_GPIO_LINE_D(6)
50#define EP93XX_GPIO_LINE_COL7 EP93XX_GPIO_LINE_D(7)
51
52/* GPIO port E. */
53#define EP93XX_GPIO_LINE_E(x) ((x) + 32)
54#define EP93XX_GPIO_LINE_GRLED EP93XX_GPIO_LINE_E(0)
55#define EP93XX_GPIO_LINE_RDLED EP93XX_GPIO_LINE_E(1)
56#define EP93XX_GPIO_LINE_DIORn EP93XX_GPIO_LINE_E(2)
57#define EP93XX_GPIO_LINE_IDECS1n EP93XX_GPIO_LINE_E(3)
58#define EP93XX_GPIO_LINE_IDECS2n EP93XX_GPIO_LINE_E(4)
59#define EP93XX_GPIO_LINE_IDEDA0 EP93XX_GPIO_LINE_E(5)
60#define EP93XX_GPIO_LINE_IDEDA1 EP93XX_GPIO_LINE_E(6)
61#define EP93XX_GPIO_LINE_IDEDA2 EP93XX_GPIO_LINE_E(7)
62
63/* GPIO port F. */
64#define EP93XX_GPIO_LINE_F(x) ((x) + 16)
65#define EP93XX_GPIO_LINE_WP EP93XX_GPIO_LINE_F(0)
66#define EP93XX_GPIO_LINE_MCCD1 EP93XX_GPIO_LINE_F(1)
67#define EP93XX_GPIO_LINE_MCCD2 EP93XX_GPIO_LINE_F(2)
68#define EP93XX_GPIO_LINE_MCBVD1 EP93XX_GPIO_LINE_F(3)
69#define EP93XX_GPIO_LINE_MCBVD2 EP93XX_GPIO_LINE_F(4)
70#define EP93XX_GPIO_LINE_VS1 EP93XX_GPIO_LINE_F(5)
71#define EP93XX_GPIO_LINE_READY EP93XX_GPIO_LINE_F(6)
72#define EP93XX_GPIO_LINE_VS2 EP93XX_GPIO_LINE_F(7)
73
74/* GPIO port G. */
75#define EP93XX_GPIO_LINE_G(x) ((x) + 48)
76#define EP93XX_GPIO_LINE_EECLK EP93XX_GPIO_LINE_G(0)
77#define EP93XX_GPIO_LINE_EEDAT EP93XX_GPIO_LINE_G(1)
78#define EP93XX_GPIO_LINE_SLA0 EP93XX_GPIO_LINE_G(2)
79#define EP93XX_GPIO_LINE_SLA1 EP93XX_GPIO_LINE_G(3)
80#define EP93XX_GPIO_LINE_DD12 EP93XX_GPIO_LINE_G(4)
81#define EP93XX_GPIO_LINE_DD13 EP93XX_GPIO_LINE_G(5)
82#define EP93XX_GPIO_LINE_DD14 EP93XX_GPIO_LINE_G(6)
83#define EP93XX_GPIO_LINE_DD15 EP93XX_GPIO_LINE_G(7)
84
85/* GPIO port H. */
86#define EP93XX_GPIO_LINE_H(x) ((x) + 56)
87#define EP93XX_GPIO_LINE_DD0 EP93XX_GPIO_LINE_H(0)
88#define EP93XX_GPIO_LINE_DD1 EP93XX_GPIO_LINE_H(1)
89#define EP93XX_GPIO_LINE_DD2 EP93XX_GPIO_LINE_H(2)
90#define EP93XX_GPIO_LINE_DD3 EP93XX_GPIO_LINE_H(3)
91#define EP93XX_GPIO_LINE_DD4 EP93XX_GPIO_LINE_H(4)
92#define EP93XX_GPIO_LINE_DD5 EP93XX_GPIO_LINE_H(5)
93#define EP93XX_GPIO_LINE_DD6 EP93XX_GPIO_LINE_H(6)
94#define EP93XX_GPIO_LINE_DD7 EP93XX_GPIO_LINE_H(7)
95
96/* maximum value for gpio line identifiers */
97#define EP93XX_GPIO_LINE_MAX EP93XX_GPIO_LINE_H(7)
98
99/* maximum value for irq capable line identifiers */
100#define EP93XX_GPIO_LINE_MAX_IRQ EP93XX_GPIO_LINE_F(7)
101
102extern void ep93xx_gpio_int_debounce(unsigned int irq, int enable);
103
104/* new generic GPIO API - see Documentation/gpio.txt */
105
106#include <asm-generic/gpio.h>
107
108#define gpio_get_value __gpio_get_value
109#define gpio_set_value __gpio_set_value
110#define gpio_cansleep __gpio_cansleep
111
112/*
113 * Map GPIO A0..A7 (0..7) to irq 64..71,
114 * B0..B7 (7..15) to irq 72..79, and
115 * F0..F7 (16..24) to irq 80..87.
116 */
117#define gpio_to_irq(gpio) \
118 (((gpio) <= EP93XX_GPIO_LINE_MAX_IRQ) ? (64 + (gpio)) : -EINVAL)
119
120#define irq_to_gpio(irq) ((irq) - gpio_to_irq(0))
121
122#endif