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 
102 /* new generic GPIO API - see Documentation/gpio.txt */
103 
104 #include <asm-generic/gpio.h>
105 
106 #define gpio_get_value	__gpio_get_value
107 #define gpio_set_value	__gpio_set_value
108 #define gpio_cansleep	__gpio_cansleep
109 
110 /*
111  * Map GPIO A0..A7  (0..7)  to irq 64..71,
112  *          B0..B7  (7..15) to irq 72..79, and
113  *          F0..F7 (16..24) to irq 80..87.
114  */
115 #define gpio_to_irq(gpio)	\
116 	(((gpio) <= EP93XX_GPIO_LINE_MAX_IRQ) ? (64 + (gpio)) : -EINVAL)
117 
118 #define irq_to_gpio(irq)	((irq) - gpio_to_irq(0))
119 
120 #endif
121