2 * linux/include/asm-arm/arch-ep93xx/gpio.h
5 #ifndef __ASM_ARCH_GPIO_H
6 #define __ASM_ARCH_GPIO_H
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)
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)
31 #define EP93XX_GPIO_LINE_C(x) ((x) + 16)
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)
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)
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)
64 #define EP93XX_GPIO_LINE_F(x) ((x) + 40)
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)
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)
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)
96 /* new generic GPIO API - see Documentation/gpio.txt */
98 static inline int gpio_request(unsigned gpio, const char *label)
100 if (gpio > EP93XX_GPIO_LINE_H(7))
105 static inline void gpio_free(unsigned gpio)
109 int gpio_direction_input(unsigned gpio);
110 int gpio_direction_output(unsigned gpio, int value);
111 int gpio_get_value(unsigned gpio);
112 void gpio_set_value(unsigned gpio, int value);
114 #include <asm-generic/gpio.h> /* cansleep wrappers */
117 * Map GPIO A0..A7 (0..7) to irq 64..71,
118 * B0..B7 (7..15) to irq 72..79, and
119 * F0..F7 (40..47) to irq 80..87.
122 static inline int gpio_to_irq(unsigned gpio)
124 if (gpio <= EP93XX_GPIO_LINE_EGPIO15)
127 if (gpio >= EP93XX_GPIO_LINE_F(0) && gpio <= EP93XX_GPIO_LINE_F(7))
128 return 80 + (gpio - EP93XX_GPIO_LINE_F(0));
133 static inline int irq_to_gpio(unsigned irq)
135 if (irq >= 64 && irq <= 79)
138 if (irq >= 80 && irq <= 87)
139 return (irq - 80) + EP93XX_GPIO_LINE_F(0);
144 /* obsolete specific GPIO API */
148 #define EP93XX_GPIO_LOW 0
149 #define EP93XX_GPIO_HIGH 1
151 void __deprecated gpio_line_config(int line, int direction);
153 static inline int __deprecated gpio_line_get(int line)
155 return gpio_get_value(line);
158 static inline void __deprecated gpio_line_set(int line, int value)
160 gpio_set_value(line, value);