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      1 /*	$NetBSD: imx51_ipuv3var.h,v 1.3 2015/12/21 04:26:28 hkenken Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2009, 2011, 2012  Genetec Corporation.  All rights reserved.
      5  * Written by Hashimoto Kenichi for Genetec Corporation.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GENETEC CORPORATION
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _ARM_IMX_IMX51_IPUV3_H
     30 #define _ARM_IMX_IMX51_IPUV3_H
     31 
     32 #include <dev/wscons/wsconsio.h>
     33 #include <dev/wscons/wsdisplayvar.h>
     34 
     35 #include <sys/bus.h>
     36 
     37 /* IPUV3 Contoroller */
     38 struct imx51_ipuv3_screen {
     39 	LIST_ENTRY(imx51_ipuv3_screen) link;
     40 
     41 	/* Frame buffer */
     42 	bus_dmamap_t dma;
     43 	bus_dma_segment_t segs[1];
     44 	int 	nsegs;
     45 	size_t  buf_size;
     46 	size_t  map_size;
     47 	void 	*buf_va;
     48 	int	depth;
     49 	int	stride;
     50 
     51 	/* DMA frame descriptor */
     52 	struct	ipuv3_dma_descriptor *dma_desc;
     53 	paddr_t	dma_desc_pa;
     54 };
     55 
     56 struct lcd_panel_geometry {
     57 	int depth;
     58 
     59 	short panel_width;
     60 	short panel_height;
     61 
     62 	uint32_t pixel_clk;
     63 
     64 	short hsync_width;
     65 	short left;
     66 	short right;
     67 
     68 	short vsync_width;
     69 	short upper;
     70 	short lower;
     71 
     72 	short panel_info;
     73 #define IPUV3PANEL_SHARP	(1<<0)		/* sharp panel */
     74 	uint32_t panel_sig_pol;
     75 };
     76 
     77 struct imx51_ipuv3_softc {
     78 	device_t		dev;
     79 
     80 	/* control register */
     81 	bus_space_tag_t  	iot;
     82 	bus_space_handle_t	cm_ioh;		/* CM */
     83 	bus_space_handle_t	dmfc_ioh;	/* DMFC */
     84 	bus_space_handle_t	di0_ioh;	/* DI 0 */
     85 	bus_space_handle_t	dp_ioh;		/* DP */
     86 	bus_space_handle_t	dc_ioh;		/* DC */
     87 	bus_space_handle_t	idmac_ioh;	/* IDMAC */
     88 	bus_space_handle_t	cpmem_ioh;	/* CPMEM */
     89 	bus_space_handle_t	dctmpl_ioh;	/* DCTMPL */
     90 	bus_dma_tag_t    	dma_tag;
     91 
     92 	uint32_t		flags;
     93 #define FLAG_NOUSE_ACBIAS	(1U<<0)
     94 
     95 	const struct lcd_panel_geometry *geometry;
     96 
     97 	int n_screens;
     98 	LIST_HEAD(, imx51_ipuv3_screen) screens;
     99 	struct imx51_ipuv3_screen *active;
    100 	void *ih;			/* interrupt handler */
    101 
    102 	device_t		fbdev;
    103 };
    104 
    105 struct imx51_ipuv3_softc;
    106 
    107 void	imx51_ipuv3_attach_sub(struct imx51_ipuv3_softc *,
    108     struct axi_attach_args *, const struct lcd_panel_geometry *);
    109 int	imx51_ipuv3_cnattach(bool);
    110 void	imx51_ipuv3_start_dma(struct imx51_ipuv3_softc *,
    111 	    struct imx51_ipuv3_screen *);
    112 
    113 void	imx51_ipuv3_geometry(struct imx51_ipuv3_softc *,
    114 	    const struct lcd_panel_geometry *);
    115 int	imx51_ipuv3_new_screen(struct imx51_ipuv3_softc *,
    116 	    struct imx51_ipuv3_screen **);
    117 
    118 int	imx51_ipuv3_show_screen(void *, void *, int, void (*)(void *, int, int),
    119 	    void *);
    120 
    121 #endif /* _ARM_IMX_IMX51_IPUV3_H */
    122