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imx51_ipuv3var.h revision 1.1 
      1 /*	$NetBSD: imx51_ipuv3var.h,v 1.1 2012/04/17 10:19:57 bsh 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 
     30 #ifndef _ARM_IMX_IMX51_IPUV3_H
     31 #define _ARM_IMX_IMX51_IPUV3_H
     32 
     33 #include <sys/bus.h>
     34 #include <dev/rasops/rasops.h>
     35 #include <dev/wscons/wsdisplay_vconsvar.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 	short panel_width;
     58 	short panel_height;
     59 
     60 	uint32_t pixel_clk;
     61 
     62 	short hsync_width;
     63 	short left;
     64 	short right;
     65 
     66 	short vsync_width;
     67 	short upper;
     68 	short lower;
     69 
     70 	short panel_info;
     71 #define IPUV3PANEL_SHARP	(1<<0)		/* sharp panel */
     72 	uint32_t panel_sig_pol;
     73 };
     74 
     75 struct imx51_ipuv3_softc {
     76 	device_t		dev;
     77 
     78 	/* control register */
     79 	bus_space_tag_t  	iot;
     80 	bus_space_handle_t	cm_ioh;		/* CM */
     81 	bus_space_handle_t	dmfc_ioh;	/* DMFC */
     82 	bus_space_handle_t	di0_ioh;	/* DI 0 */
     83 	bus_space_handle_t	dp_ioh;		/* DP */
     84 	bus_space_handle_t	dc_ioh;		/* DC */
     85 	bus_space_handle_t	idmac_ioh;	/* IDMAC */
     86 	bus_space_handle_t	cpmem_ioh;	/* CPMEM */
     87 	bus_space_handle_t	dctmpl_ioh;	/* DCTMPL */
     88 	bus_dma_tag_t    	dma_tag;
     89 
     90 	uint32_t		flags;
     91 #define FLAG_NOUSE_ACBIAS	(1U<<0)
     92 
     93 	const struct lcd_panel_geometry *geometry;
     94 
     95 	int n_screens;
     96 	LIST_HEAD(, imx51_ipuv3_screen) screens;
     97 	struct imx51_ipuv3_screen *active;
     98 	void *ih;			/* interrupt handler */
     99 
    100 	/* virtual console support */
    101 	struct vcons_data vd;
    102 	struct vcons_screen console;
    103 	int mode;
    104 };
    105 
    106 /*
    107  * we need bits-per-pixel value to configure wsdisplay screen
    108  */
    109 struct imx51_wsscreen_descr {
    110 	struct wsscreen_descr  c;	/* standard descriptor */
    111 	int depth;			/* bits per pixel */
    112 	int flags;			/* rasops flags */
    113 };
    114 
    115 struct imx51_ipuv3_softc;
    116 
    117 void	imx51_ipuv3_attach_sub(struct imx51_ipuv3_softc *,
    118 	    struct axi_attach_args *, const struct lcd_panel_geometry *);
    119 int	imx51_ipuv3_cnattach(const struct lcd_panel_geometry *);
    120 void	imx51_ipuv3_start_dma(struct imx51_ipuv3_softc *,
    121 	    struct imx51_ipuv3_screen *);
    122 
    123 void	imx51_ipuv3_geometry(struct imx51_ipuv3_softc *,
    124 	    const struct lcd_panel_geometry *);
    125 int	imx51_ipuv3_new_screen(struct imx51_ipuv3_softc *, int,
    126 	    struct imx51_ipuv3_screen **);
    127 
    128 int	imx51_ipuv3_ioctl(void *, void *, u_long, void *, int, struct lwp *);
    129 paddr_t	imx51_ipuv3_mmap(void *, void *, off_t, int);
    130 
    131 void	imx51_ipuv3_power(int, void *);
    132 void	imx51_ipuv3_suspend(struct imx51_ipuv3_softc *);
    133 void	imx51_ipuv3_resume(struct imx51_ipuv3_softc *);
    134 
    135 extern const struct wsdisplay_emulops imx51_ipuv3_emulops;
    136 
    137 #endif /* _ARM_IMX_IMX51_IPUV3_H */
    138