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-rw-r--r--arch/h8300/include/asm/gpio.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/h8300/include/asm/gpio.h b/arch/h8300/include/asm/gpio.h
new file mode 100644
index 000000000000..a714f0c0efbc
--- /dev/null
+++ b/arch/h8300/include/asm/gpio.h
@@ -0,0 +1,52 @@
1#ifndef _H8300_GPIO_H
2#define _H8300_GPIO_H
3
4#define H8300_GPIO_P1 0
5#define H8300_GPIO_P2 1
6#define H8300_GPIO_P3 2
7#define H8300_GPIO_P4 3
8#define H8300_GPIO_P5 4
9#define H8300_GPIO_P6 5
10#define H8300_GPIO_P7 6
11#define H8300_GPIO_P8 7
12#define H8300_GPIO_P9 8
13#define H8300_GPIO_PA 9
14#define H8300_GPIO_PB 10
15#define H8300_GPIO_PC 11
16#define H8300_GPIO_PD 12
17#define H8300_GPIO_PE 13
18#define H8300_GPIO_PF 14
19#define H8300_GPIO_PG 15
20#define H8300_GPIO_PH 16
21
22#define H8300_GPIO_B7 0x80
23#define H8300_GPIO_B6 0x40
24#define H8300_GPIO_B5 0x20
25#define H8300_GPIO_B4 0x10
26#define H8300_GPIO_B3 0x08
27#define H8300_GPIO_B2 0x04
28#define H8300_GPIO_B1 0x02
29#define H8300_GPIO_B0 0x01
30
31#define H8300_GPIO_INPUT 0
32#define H8300_GPIO_OUTPUT 1
33
34#define H8300_GPIO_RESERVE(port, bits) \
35 h8300_reserved_gpio(port, bits)
36
37#define H8300_GPIO_FREE(port, bits) \
38 h8300_free_gpio(port, bits)
39
40#define H8300_GPIO_DDR(port, bit, dir) \
41 h8300_set_gpio_dir(((port) << 8) | (bit), dir)
42
43#define H8300_GPIO_GETDIR(port, bit) \
44 h8300_get_gpio_dir(((port) << 8) | (bit))
45
46extern int h8300_reserved_gpio(int port, int bits);
47extern int h8300_free_gpio(int port, int bits);
48extern int h8300_set_gpio_dir(int port_bit, int dir);
49extern int h8300_get_gpio_dir(int port_bit);
50extern int h8300_init_gpio(void);
51
52#endif