66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
/*
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* Marvell Berlin SoC pinctrl driver.
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*
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* Copyright (C) 2014 Marvell Technology Group Ltd.
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*
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* Antoine Ténart <antoine.tenart@free-electrons.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PINCTRL_BERLIN_H
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#define __PINCTRL_BERLIN_H
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struct berlin_desc_function {
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const char *name;
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u8 muxval;
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};
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struct berlin_desc_group {
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const char *name;
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u8 offset;
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u8 bit_width;
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u8 lsb;
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struct berlin_desc_function *functions;
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};
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struct berlin_pinctrl_desc {
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const struct berlin_desc_group *groups;
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unsigned ngroups;
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};
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struct berlin_pinctrl_function {
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const char *name;
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const char **groups;
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unsigned ngroups;
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};
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#define BERLIN_PINCTRL_GROUP(_name, _offset, _width, _lsb, ...) \
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{ \
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.name = _name, \
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.offset = _offset, \
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.bit_width = _width, \
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.lsb = _lsb, \
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.functions = (struct berlin_desc_function[]){ \
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__VA_ARGS__, { } }, \
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}
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#define BERLIN_PINCTRL_FUNCTION(_muxval, _name) \
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{ \
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.name = _name, \
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.muxval = _muxval, \
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}
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#define BERLIN_PINCTRL_FUNCTION_UNKNOWN {}
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int berlin_pinctrl_probe(struct platform_device *pdev,
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const struct berlin_pinctrl_desc *desc);
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int berlin_pinctrl_probe_regmap(struct platform_device *pdev,
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const struct berlin_pinctrl_desc *desc,
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struct regmap *regmap);
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#endif /* __PINCTRL_BERLIN_H */
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