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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
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/*
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* Copyright (c) 2016 Maxime Ripard. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _CCU_FRAC_H_
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#define _CCU_FRAC_H_
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#include <linux/clk-provider.h>
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#include "ccu_common.h"
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struct _ccu_frac {
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u32 enable;
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u32 select;
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unsigned long rates[2];
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};
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#define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2) \
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{ \
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.enable = _enable, \
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.select = _select, \
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.rates = { _rate1, _rate2 }, \
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}
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bool ccu_frac_helper_is_enabled(struct ccu_common *common,
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struct _ccu_frac *cf);
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void ccu_frac_helper_enable(struct ccu_common *common,
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struct _ccu_frac *cf);
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void ccu_frac_helper_disable(struct ccu_common *common,
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struct _ccu_frac *cf);
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bool ccu_frac_helper_has_rate(struct ccu_common *common,
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struct _ccu_frac *cf,
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unsigned long rate);
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unsigned long ccu_frac_helper_read_rate(struct ccu_common *common,
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struct _ccu_frac *cf);
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int ccu_frac_helper_set_rate(struct ccu_common *common,
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struct _ccu_frac *cf,
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unsigned long rate);
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#endif /* _CCU_FRAC_H_ */
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