xref: /OK3568_Linux_fs/u-boot/arch/arm/dts/include/dt-bindings/pinctrl/at91.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * This header provides constants for most at91 pinctrl bindings.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * GPLv2 only
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
10*4882a593Smuzhiyun #define __DT_BINDINGS_AT91_PINCTRL_H__
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define AT91_PINCTRL_NONE		(0 << 0)
13*4882a593Smuzhiyun #define AT91_PINCTRL_PULL_UP		(1 << 0)
14*4882a593Smuzhiyun #define AT91_PINCTRL_MULTI_DRIVE	(1 << 1)
15*4882a593Smuzhiyun #define AT91_PINCTRL_DEGLITCH		(1 << 2)
16*4882a593Smuzhiyun #define AT91_PINCTRL_PULL_DOWN		(1 << 3)
17*4882a593Smuzhiyun #define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
18*4882a593Smuzhiyun #define AT91_PINCTRL_OUTPUT		(1 << 7)
19*4882a593Smuzhiyun #define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
20*4882a593Smuzhiyun #define AT91_PINCTRL_DEBOUNCE		(1 << 16)
21*4882a593Smuzhiyun #define AT91_PINCTRL_DEBOUNCE_VAL(x)	(x << 17)
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #define AT91_PINCTRL_PULL_UP_DEGLITCH	(AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT		(0x0 << 5)
26*4882a593Smuzhiyun #define AT91_PINCTRL_DRIVE_STRENGTH_LOW			(0x1 << 5)
27*4882a593Smuzhiyun #define AT91_PINCTRL_DRIVE_STRENGTH_MED			(0x2 << 5)
28*4882a593Smuzhiyun #define AT91_PINCTRL_DRIVE_STRENGTH_HI			(0x3 << 5)
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define AT91_PIOA	0
31*4882a593Smuzhiyun #define AT91_PIOB	1
32*4882a593Smuzhiyun #define AT91_PIOC	2
33*4882a593Smuzhiyun #define AT91_PIOD	3
34*4882a593Smuzhiyun #define AT91_PIOE	4
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #define AT91_PERIPH_GPIO	0
37*4882a593Smuzhiyun #define AT91_PERIPH_A		1
38*4882a593Smuzhiyun #define AT91_PERIPH_B		2
39*4882a593Smuzhiyun #define AT91_PERIPH_C		3
40*4882a593Smuzhiyun #define AT91_PERIPH_D		4
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */
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