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Diffstat (limited to 'arch/mips/include/asm/mach-au1x00/gpio.h')
-rw-r--r--arch/mips/include/asm/mach-au1x00/gpio.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-au1x00/gpio.h b/arch/mips/include/asm/mach-au1x00/gpio.h
new file mode 100644
index 000000000000..2dc61e009a08
--- /dev/null
+++ b/arch/mips/include/asm/mach-au1x00/gpio.h
@@ -0,0 +1,69 @@
1#ifndef _AU1XXX_GPIO_H_
2#define _AU1XXX_GPIO_H_
3
4#include <linux/types.h>
5
6#define AU1XXX_GPIO_BASE 200
7
8struct au1x00_gpio2 {
9 u32 dir;
10 u32 reserved;
11 u32 output;
12 u32 pinstate;
13 u32 inten;
14 u32 enable;
15};
16
17extern int au1xxx_gpio_get_value(unsigned gpio);
18extern void au1xxx_gpio_set_value(unsigned gpio, int value);
19extern int au1xxx_gpio_direction_input(unsigned gpio);
20extern int au1xxx_gpio_direction_output(unsigned gpio, int value);
21
22
23/* Wrappers for the arch-neutral GPIO API */
24
25static inline int gpio_request(unsigned gpio, const char *label)
26{
27 /* Not yet implemented */
28 return 0;
29}
30
31static inline void gpio_free(unsigned gpio)
32{
33 /* Not yet implemented */
34}
35
36static inline int gpio_direction_input(unsigned gpio)
37{
38 return au1xxx_gpio_direction_input(gpio);
39}
40
41static inline int gpio_direction_output(unsigned gpio, int value)
42{
43 return au1xxx_gpio_direction_output(gpio, value);
44}
45
46static inline int gpio_get_value(unsigned gpio)
47{
48 return au1xxx_gpio_get_value(gpio);
49}
50
51static inline void gpio_set_value(unsigned gpio, int value)
52{
53 au1xxx_gpio_set_value(gpio, value);
54}
55
56static inline int gpio_to_irq(unsigned gpio)
57{
58 return gpio;
59}
60
61static inline int irq_to_gpio(unsigned irq)
62{
63 return irq;
64}
65
66/* For cansleep */
67#include <asm-generic/gpio.h>
68
69#endif /* _AU1XXX_GPIO_H_ */