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