mirror of https://gitee.com/openkylin/linux.git
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
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/*
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* Aptina Sensor PLL Configuration
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*
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* Copyright (C) 2012 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifndef __APTINA_PLL_H
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#define __APTINA_PLL_H
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struct aptina_pll {
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unsigned int ext_clock;
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unsigned int pix_clock;
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unsigned int n;
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unsigned int m;
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unsigned int p1;
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};
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struct aptina_pll_limits {
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unsigned int ext_clock_min;
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unsigned int ext_clock_max;
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unsigned int int_clock_min;
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unsigned int int_clock_max;
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unsigned int out_clock_min;
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unsigned int out_clock_max;
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unsigned int pix_clock_max;
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unsigned int n_min;
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unsigned int n_max;
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unsigned int m_min;
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unsigned int m_max;
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unsigned int p1_min;
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unsigned int p1_max;
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};
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struct device;
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int aptina_pll_calculate(struct device *dev,
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const struct aptina_pll_limits *limits,
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struct aptina_pll *pll);
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#endif /* __APTINA_PLL_H */
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