xref: /OK3568_Linux_fs/kernel/include/dt-bindings/pinctrl/at91.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * This header provides constants for most at91 pinctrl bindings.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
9*4882a593Smuzhiyun #define __DT_BINDINGS_AT91_PINCTRL_H__
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define AT91_PINCTRL_NONE		(0 << 0)
12*4882a593Smuzhiyun #define AT91_PINCTRL_PULL_UP		(1 << 0)
13*4882a593Smuzhiyun #define AT91_PINCTRL_MULTI_DRIVE	(1 << 1)
14*4882a593Smuzhiyun #define AT91_PINCTRL_DEGLITCH		(1 << 2)
15*4882a593Smuzhiyun #define AT91_PINCTRL_PULL_DOWN		(1 << 3)
16*4882a593Smuzhiyun #define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
17*4882a593Smuzhiyun #define AT91_PINCTRL_OUTPUT		(1 << 7)
18*4882a593Smuzhiyun #define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
19*4882a593Smuzhiyun #define AT91_PINCTRL_SLEWRATE		(1 << 9)
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_PINCTRL_SLEWRATE_ENA	(0x0 << 9)
31*4882a593Smuzhiyun #define AT91_PINCTRL_SLEWRATE_DIS	(0x1 << 9)
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define AT91_PIOA	0
34*4882a593Smuzhiyun #define AT91_PIOB	1
35*4882a593Smuzhiyun #define AT91_PIOC	2
36*4882a593Smuzhiyun #define AT91_PIOD	3
37*4882a593Smuzhiyun #define AT91_PIOE	4
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #define AT91_PERIPH_GPIO	0
40*4882a593Smuzhiyun #define AT91_PERIPH_A		1
41*4882a593Smuzhiyun #define AT91_PERIPH_B		2
42*4882a593Smuzhiyun #define AT91_PERIPH_C		3
43*4882a593Smuzhiyun #define AT91_PERIPH_D		4
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #define ATMEL_PIO_DRVSTR_LO	1
46*4882a593Smuzhiyun #define ATMEL_PIO_DRVSTR_ME	2
47*4882a593Smuzhiyun #define ATMEL_PIO_DRVSTR_HI	3
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */
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