xref: /OK3568_Linux_fs/kernel/drivers/pinctrl/berlin/berlin.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Marvell Berlin SoC pinctrl driver.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2014 Marvell Technology Group Ltd.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Antoine Ténart <antoine.tenart@free-electrons.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __PINCTRL_BERLIN_H
11*4882a593Smuzhiyun #define __PINCTRL_BERLIN_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct berlin_desc_function {
14*4882a593Smuzhiyun 	const char	*name;
15*4882a593Smuzhiyun 	u8		muxval;
16*4882a593Smuzhiyun };
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun struct berlin_desc_group {
19*4882a593Smuzhiyun 	const char			*name;
20*4882a593Smuzhiyun 	u8				offset;
21*4882a593Smuzhiyun 	u8				bit_width;
22*4882a593Smuzhiyun 	u8				lsb;
23*4882a593Smuzhiyun 	struct berlin_desc_function	*functions;
24*4882a593Smuzhiyun };
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun struct berlin_pinctrl_desc {
27*4882a593Smuzhiyun 	const struct berlin_desc_group	*groups;
28*4882a593Smuzhiyun 	unsigned			ngroups;
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun struct berlin_pinctrl_function {
32*4882a593Smuzhiyun 	const char	*name;
33*4882a593Smuzhiyun 	const char	**groups;
34*4882a593Smuzhiyun 	unsigned	ngroups;
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define BERLIN_PINCTRL_GROUP(_name, _offset, _width, _lsb, ...)		\
38*4882a593Smuzhiyun 	{								\
39*4882a593Smuzhiyun 		.name = _name,						\
40*4882a593Smuzhiyun 		.offset = _offset,					\
41*4882a593Smuzhiyun 		.bit_width = _width,					\
42*4882a593Smuzhiyun 		.lsb = _lsb,						\
43*4882a593Smuzhiyun 		.functions = (struct berlin_desc_function[]){		\
44*4882a593Smuzhiyun 			__VA_ARGS__, { } },				\
45*4882a593Smuzhiyun 	}
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #define BERLIN_PINCTRL_FUNCTION(_muxval, _name)		\
48*4882a593Smuzhiyun 	{						\
49*4882a593Smuzhiyun 		.name = _name,				\
50*4882a593Smuzhiyun 		.muxval = _muxval,			\
51*4882a593Smuzhiyun 	}
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun #define BERLIN_PINCTRL_FUNCTION_UNKNOWN		{}
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun int berlin_pinctrl_probe(struct platform_device *pdev,
56*4882a593Smuzhiyun 			 const struct berlin_pinctrl_desc *desc);
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun int berlin_pinctrl_probe_regmap(struct platform_device *pdev,
59*4882a593Smuzhiyun 				const struct berlin_pinctrl_desc *desc,
60*4882a593Smuzhiyun 				struct regmap *regmap);
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun #endif /* __PINCTRL_BERLIN_H */
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