1 /*
2  * This header provides constants for most at91 pinctrl bindings.
3  *
4  * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5  *
6  * GPLv2 only
7  */
8 
9 #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
10 #define __DT_BINDINGS_AT91_PINCTRL_H__
11 
12 #define AT91_PINCTRL_NONE		(0 << 0)
13 #define AT91_PINCTRL_PULL_UP		(1 << 0)
14 #define AT91_PINCTRL_MULTI_DRIVE	(1 << 1)
15 #define AT91_PINCTRL_DEGLITCH		(1 << 2)
16 #define AT91_PINCTRL_PULL_DOWN		(1 << 3)
17 #define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
18 #define AT91_PINCTRL_OUTPUT		(1 << 7)
19 #define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
20 #define AT91_PINCTRL_DEBOUNCE		(1 << 16)
21 #define AT91_PINCTRL_DEBOUNCE_VAL(x)	(x << 17)
22 
23 #define AT91_PINCTRL_PULL_UP_DEGLITCH	(AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
24 
25 #define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT		(0x0 << 5)
26 #define AT91_PINCTRL_DRIVE_STRENGTH_LOW			(0x1 << 5)
27 #define AT91_PINCTRL_DRIVE_STRENGTH_MED			(0x2 << 5)
28 #define AT91_PINCTRL_DRIVE_STRENGTH_HI			(0x3 << 5)
29 
30 #define AT91_PIOA	0
31 #define AT91_PIOB	1
32 #define AT91_PIOC	2
33 #define AT91_PIOD	3
34 #define AT91_PIOE	4
35 
36 #define AT91_PERIPH_GPIO	0
37 #define AT91_PERIPH_A		1
38 #define AT91_PERIPH_B		2
39 #define AT91_PERIPH_C		3
40 #define AT91_PERIPH_D		4
41 
42 #define ATMEL_PIO_DRVSTR_LO	1
43 #define ATMEL_PIO_DRVSTR_ME	2
44 #define ATMEL_PIO_DRVSTR_HI	3
45 
46 #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */
47