mirror of https://gitee.com/openkylin/linux.git
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
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/*
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* Copyright (C) 2013 NVIDIA Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#ifndef DRM_TEGRA_MIPI_PHY_H
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#define DRM_TEGRA_MIPI_PHY_H
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/*
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* D-PHY timing parameters
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*
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* A detailed description of these parameters can be found in the MIPI
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* Alliance Specification for D-PHY, Section 5.9 "Global Operation Timing
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* Parameters".
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*
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* All parameters are specified in nanoseconds.
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*/
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struct mipi_dphy_timing {
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unsigned int clkmiss;
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unsigned int clkpost;
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unsigned int clkpre;
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unsigned int clkprepare;
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unsigned int clksettle;
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unsigned int clktermen;
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unsigned int clktrail;
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unsigned int clkzero;
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unsigned int dtermen;
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unsigned int eot;
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unsigned int hsexit;
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unsigned int hsprepare;
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unsigned int hszero;
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unsigned int hssettle;
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unsigned int hsskip;
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unsigned int hstrail;
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unsigned int init;
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unsigned int lpx;
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unsigned int taget;
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unsigned int tago;
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unsigned int tasure;
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unsigned int wakeup;
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};
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int mipi_dphy_timing_get_default(struct mipi_dphy_timing *timing,
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unsigned long period);
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int mipi_dphy_timing_validate(struct mipi_dphy_timing *timing,
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unsigned long period);
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#endif
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