root/sys/dev/fdt/panel_fdt.h
/*      $NetBSD: panel_fdt.h,v 1.2 2020/12/11 08:23:46 skrll Exp $      */

/*-
 * Copyright (c) 2018 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Manuel Bouyer.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * lvds panels driver. From
 * linux/Documentation/devicetree/bindings/display/panel/
 * Simple RGB panels could be added as well
 */

#include <dev/fdt/fdt_port.h>
#include <dev/fdt/display_timing.h>

enum panel_type {
        PANEL_LVDS = 1,
        PANEL_DUAL_LVDS,
};

enum lvds_format {
        LVDS_JEIDA_18,
        LVDS_JEIDA_24,
        LVDS_VESA_24
};


struct fdt_panel {
        enum panel_type panel_type;
        int panel_width;
        int panel_height;
        union {
                enum lvds_format panel_lvds_format;
        } format_u;
#define panel_lvds_format format_u.panel_lvds_format
        struct display_timing panel_timing;
};