netwalker_lcd.c revision 1.1.2.2
1 1.1.2.2 mrg /* $NetBSD: netwalker_lcd.c,v 1.1.2.2 2012/04/29 23:04:39 mrg Exp $ */ 2 1.1.2.2 mrg 3 1.1.2.2 mrg /*- 4 1.1.2.2 mrg * Copyright (c) 2011, 2012 Genetec corp. All rights reserved. 5 1.1.2.2 mrg * Written by Hashimoto Kenichi for Genetec corp. 6 1.1.2.2 mrg * 7 1.1.2.2 mrg * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 mrg * modification, are permitted provided that the following conditions 9 1.1.2.2 mrg * are met: 10 1.1.2.2 mrg * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 mrg * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 mrg * 2. Redistributions in binary form must reproduce the above copyright 13 1.1.2.2 mrg * notice, this list of conditions and the following disclaimer in the 14 1.1.2.2 mrg * documentation and/or other materials provided with the distribution. 15 1.1.2.2 mrg * 16 1.1.2.2 mrg * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 1.1.2.2 mrg * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 1.1.2.2 mrg * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 1.1.2.2 mrg * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 1.1.2.2 mrg * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 1.1.2.2 mrg * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 1.1.2.2 mrg * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 1.1.2.2 mrg * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 1.1.2.2 mrg * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 1.1.2.2 mrg * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 1.1.2.2 mrg * POSSIBILITY OF SUCH DAMAGE. 27 1.1.2.2 mrg */ 28 1.1.2.2 mrg #include <sys/param.h> 29 1.1.2.2 mrg #include <sys/systm.h> 30 1.1.2.2 mrg #include <sys/conf.h> 31 1.1.2.2 mrg #include <sys/uio.h> 32 1.1.2.2 mrg #include <sys/malloc.h> 33 1.1.2.2 mrg #include <sys/device.h> 34 1.1.2.2 mrg 35 1.1.2.2 mrg #include <dev/cons.h> 36 1.1.2.2 mrg #include <dev/wscons/wsconsio.h> 37 1.1.2.2 mrg #include <dev/wscons/wsdisplayvar.h> 38 1.1.2.2 mrg #include <dev/wscons/wscons_callbacks.h> 39 1.1.2.2 mrg 40 1.1.2.2 mrg #include <sys/bus.h> 41 1.1.2.2 mrg #include <arm/imx/imx51var.h> 42 1.1.2.2 mrg #include <arm/imx/imx51reg.h> 43 1.1.2.2 mrg #include <arm/imx/imx51_ipuv3var.h> 44 1.1.2.2 mrg #include <arm/imx/imx51_ipuv3reg.h> 45 1.1.2.2 mrg #include <arm/imx/imx51_iomuxreg.h> 46 1.1.2.2 mrg #include <arm/imx/imxgpiovar.h> 47 1.1.2.2 mrg 48 1.1.2.2 mrg #include "opt_imx51_ipuv3.h" 49 1.1.2.2 mrg #include "opt_netwalker_lcd.h" 50 1.1.2.2 mrg 51 1.1.2.2 mrg #include "wsdisplay.h" 52 1.1.2.2 mrg #include "ioconf.h" 53 1.1.2.2 mrg 54 1.1.2.2 mrg int lcd_match(device_t, cfdata_t, void *); 55 1.1.2.2 mrg void lcd_attach(device_t, device_t, void *); 56 1.1.2.2 mrg 57 1.1.2.2 mrg void netwalker_cnattach(void); 58 1.1.2.2 mrg 59 1.1.2.2 mrg #if NWSDISPLAY > 0 60 1.1.2.2 mrg #else 61 1.1.2.2 mrg #ifdef LCD_DEBUG 62 1.1.2.2 mrg static void draw_test_pattern(struct imx51_ipuv3_softc *, 63 1.1.2.2 mrg struct imx51_ipuv3_screen *); 64 1.1.2.2 mrg #endif 65 1.1.2.2 mrg 66 1.1.2.2 mrg /* 67 1.1.2.2 mrg * Interface to LCD framebuffer without wscons 68 1.1.2.2 mrg */ 69 1.1.2.2 mrg extern struct cfdriver ipu_cd; 70 1.1.2.2 mrg 71 1.1.2.2 mrg dev_type_open(lcdopen); 72 1.1.2.2 mrg dev_type_close(lcdclose); 73 1.1.2.2 mrg dev_type_ioctl(lcdioctl); 74 1.1.2.2 mrg dev_type_mmap(lcdmmap); 75 1.1.2.2 mrg const struct cdevsw ipu_cdevsw = { 76 1.1.2.2 mrg lcdopen, lcdclose, noread, nowrite, lcdioctl, 77 1.1.2.2 mrg nostop, notty, nopoll, lcdmmap, nokqfilter, D_TTY 78 1.1.2.2 mrg }; 79 1.1.2.2 mrg 80 1.1.2.2 mrg #endif 81 1.1.2.2 mrg 82 1.1.2.2 mrg CFATTACH_DECL_NEW(lcd_netwalker, sizeof (struct imx51_ipuv3_softc), 83 1.1.2.2 mrg lcd_match, lcd_attach, NULL, NULL); 84 1.1.2.2 mrg 85 1.1.2.2 mrg int 86 1.1.2.2 mrg lcd_match( device_t parent, cfdata_t cf, void *aux ) 87 1.1.2.2 mrg { 88 1.1.2.2 mrg return 1; 89 1.1.2.2 mrg } 90 1.1.2.2 mrg 91 1.1.2.2 mrg /* Sharp's LCD */ 92 1.1.2.2 mrg static const struct lcd_panel_geometry sharp_panel = 93 1.1.2.2 mrg { 94 1.1.2.2 mrg .panel_width = 1024, /* Width */ 95 1.1.2.2 mrg .panel_height = 600, /* Height */ 96 1.1.2.2 mrg 97 1.1.2.2 mrg .pixel_clk = 30076000, 98 1.1.2.2 mrg 99 1.1.2.2 mrg .hsync_width = 8, 100 1.1.2.2 mrg .left = 20, 101 1.1.2.2 mrg .right = 20, 102 1.1.2.2 mrg 103 1.1.2.2 mrg .vsync_width = 4, 104 1.1.2.2 mrg .upper = 2, 105 1.1.2.2 mrg .lower = 2, 106 1.1.2.2 mrg 107 1.1.2.2 mrg .panel_info = 0, 108 1.1.2.2 mrg }; 109 1.1.2.2 mrg 110 1.1.2.2 mrg #define PANEL sharp_panel 111 1.1.2.2 mrg 112 1.1.2.2 mrg void lcd_attach( device_t parent, device_t self, void *aux ) 113 1.1.2.2 mrg { 114 1.1.2.2 mrg struct imx51_ipuv3_softc *sc = device_private(self); 115 1.1.2.2 mrg struct axi_attach_args *axia = aux; 116 1.1.2.2 mrg bus_space_tag_t iot = axia->aa_iot; 117 1.1.2.2 mrg 118 1.1.2.2 mrg sc->dev = self; 119 1.1.2.2 mrg 120 1.1.2.2 mrg #if (NWSDISPLAY > 0) && defined(IMXIPUCONSOLE) 121 1.1.2.2 mrg netwalker_cnattach(); 122 1.1.2.2 mrg #endif 123 1.1.2.2 mrg 124 1.1.2.2 mrg #if 0 125 1.1.2.2 mrg /* IOMUX registers are already set correctly for LCD display */ 126 1.1.2.2 mrg iomux_mux_config(iomux_ipuv3_config); 127 1.1.2.2 mrg #endif 128 1.1.2.2 mrg 129 1.1.2.2 mrg /* XXX move this to imx51_ipuv3.c */ 130 1.1.2.2 mrg { 131 1.1.2.2 mrg bus_space_handle_t mipi_ioh; 132 1.1.2.2 mrg uint32_t reg; 133 1.1.2.2 mrg 134 1.1.2.2 mrg if (bus_space_map(iot, 0x83fdc000, 0x1000, 0, &mipi_ioh)) 135 1.1.2.2 mrg aprint_error_dev(self, "can't map MIPI HSC"); 136 1.1.2.2 mrg else { 137 1.1.2.2 mrg bus_space_write_4(iot, mipi_ioh, 0x000, 0xf00); 138 1.1.2.2 mrg 139 1.1.2.2 mrg reg = bus_space_read_4(iot, mipi_ioh, 0x800); 140 1.1.2.2 mrg bus_space_write_4(iot, mipi_ioh, 0x800, reg | 0x0ff); 141 1.1.2.2 mrg 142 1.1.2.2 mrg reg = bus_space_read_4(iot, mipi_ioh, 0x800); 143 1.1.2.2 mrg bus_space_write_4(iot, mipi_ioh, 0x800, reg | 0x10000); 144 1.1.2.2 mrg } 145 1.1.2.2 mrg } 146 1.1.2.2 mrg 147 1.1.2.2 mrg /* LCD power on */ 148 1.1.2.2 mrg gpio_set_direction(GPIO_NO(4, 9), GPIO_DIR_OUT); 149 1.1.2.2 mrg gpio_set_direction(GPIO_NO(4, 10), GPIO_DIR_OUT); 150 1.1.2.2 mrg gpio_set_direction(GPIO_NO(3, 3), GPIO_DIR_OUT); 151 1.1.2.2 mrg 152 1.1.2.2 mrg gpio_data_write(GPIO_NO(3, 3), 1); 153 1.1.2.2 mrg gpio_data_write(GPIO_NO(4, 9), 1); 154 1.1.2.2 mrg delay(180 * 1000); 155 1.1.2.2 mrg gpio_data_write(GPIO_NO(4, 10), 1); 156 1.1.2.2 mrg 157 1.1.2.2 mrg /* pwm pin (100%) */ 158 1.1.2.2 mrg gpio_set_direction(GPIO_NO(1, 2), GPIO_DIR_OUT); 159 1.1.2.2 mrg gpio_data_write(GPIO_NO(1, 2), 1); 160 1.1.2.2 mrg 161 1.1.2.2 mrg gpio_set_direction(GPIO_NO(2, 13), GPIO_DIR_OUT); 162 1.1.2.2 mrg gpio_data_write(GPIO_NO(2, 13), 1); 163 1.1.2.2 mrg 164 1.1.2.2 mrg imx51_ipuv3_attach_sub(sc, aux, &PANEL); 165 1.1.2.2 mrg 166 1.1.2.2 mrg #if NWSDISPLAY == 0 167 1.1.2.2 mrg { 168 1.1.2.2 mrg struct imx51_ipuv3_screen *screen; 169 1.1.2.2 mrg int error; 170 1.1.2.2 mrg 171 1.1.2.2 mrg error = imx51_ipuv3_new_screen(sc, 16, &screen); 172 1.1.2.2 mrg #ifdef LCD_DEBUG 173 1.1.2.2 mrg draw_test_pattern(sc, screen); 174 1.1.2.2 mrg #endif 175 1.1.2.2 mrg if (error == 0) { 176 1.1.2.2 mrg sc->active = screen; 177 1.1.2.2 mrg imx51_ipuv3_start_dma(sc, screen); 178 1.1.2.2 mrg } 179 1.1.2.2 mrg } 180 1.1.2.2 mrg #endif 181 1.1.2.2 mrg } 182 1.1.2.2 mrg 183 1.1.2.2 mrg #if NWSDISPLAY > 0 184 1.1.2.2 mrg void 185 1.1.2.2 mrg netwalker_cnattach(void) 186 1.1.2.2 mrg { 187 1.1.2.2 mrg imx51_ipuv3_cnattach(&PANEL); 188 1.1.2.2 mrg return; 189 1.1.2.2 mrg } 190 1.1.2.2 mrg #else 191 1.1.2.2 mrg 192 1.1.2.2 mrg int 193 1.1.2.2 mrg lcdopen(dev_t dev, int oflags, int devtype, struct lwp *l) 194 1.1.2.2 mrg { 195 1.1.2.2 mrg return 0; 196 1.1.2.2 mrg } 197 1.1.2.2 mrg 198 1.1.2.2 mrg int 199 1.1.2.2 mrg lcdclose(dev_t dev, int fflag, int devtype, struct lwp *l) 200 1.1.2.2 mrg { 201 1.1.2.2 mrg return 0; 202 1.1.2.2 mrg } 203 1.1.2.2 mrg 204 1.1.2.2 mrg paddr_t 205 1.1.2.2 mrg lcdmmap(dev_t dev, off_t offset, int size) 206 1.1.2.2 mrg { 207 1.1.2.2 mrg struct imx51_ipuv3_softc *sc = 208 1.1.2.2 mrg device_lookup_private(&ipu_cd, minor(dev)); 209 1.1.2.2 mrg struct imx51_ipuv3_screen *scr = sc->active; 210 1.1.2.2 mrg 211 1.1.2.2 mrg return bus_dmamem_mmap(sc->dma_tag, scr->segs, scr->nsegs, 212 1.1.2.2 mrg offset, 0, BUS_DMA_WAITOK|BUS_DMA_COHERENT); 213 1.1.2.2 mrg } 214 1.1.2.2 mrg 215 1.1.2.2 mrg int 216 1.1.2.2 mrg lcdioctl(dev_t dev, u_long cmd, void *data, 217 1.1.2.2 mrg int fflag, struct lwp *l) 218 1.1.2.2 mrg { 219 1.1.2.2 mrg return EOPNOTSUPP; 220 1.1.2.2 mrg } 221 1.1.2.2 mrg 222 1.1.2.2 mrg #ifdef LCD_DEBUG 223 1.1.2.2 mrg static void 224 1.1.2.2 mrg draw_test_pattern(struct imx51_ipuv3_softc *sc, 225 1.1.2.2 mrg struct imx51_ipuv3_screen *scr) 226 1.1.2.2 mrg { 227 1.1.2.2 mrg int x, y; 228 1.1.2.2 mrg uint16_t color, *line; 229 1.1.2.2 mrg char *buf = (char *)(scr->buf_va); 230 1.1.2.2 mrg 231 1.1.2.2 mrg printf("%s: buf_va %p, size 0x%x\n", __func__, buf, 232 1.1.2.2 mrg (uint)scr->buf_size); 233 1.1.2.2 mrg printf("%s: panel %d x %d\n", __func__, 234 1.1.2.2 mrg sc->geometry->panel_width, 235 1.1.2.2 mrg sc->geometry->panel_height); 236 1.1.2.2 mrg #define rgb(r,g,b) (((r)<<11) | ((g)<<5) | (b)) 237 1.1.2.2 mrg 238 1.1.2.2 mrg for (y=0; y < sc->geometry->panel_height; ++y) { 239 1.1.2.2 mrg line = (uint16_t *)(buf + scr->stride * y); 240 1.1.2.2 mrg 241 1.1.2.2 mrg for (x=0; x < sc->geometry->panel_width; ++x) { 242 1.1.2.2 mrg switch (((x/30) + (y/10)) % 8) { 243 1.1.2.2 mrg default: 244 1.1.2.2 mrg case 0: color = rgb(0x00, 0x00, 0x00); break; 245 1.1.2.2 mrg case 1: color = rgb(0x00, 0x00, 0x1f); break; 246 1.1.2.2 mrg case 2: color = rgb(0x00, 0x3f, 0x00); break; 247 1.1.2.2 mrg case 3: color = rgb(0x00, 0x3f, 0x1f); break; 248 1.1.2.2 mrg case 4: color = rgb(0x1f, 0x00, 0x00); break; 249 1.1.2.2 mrg case 5: color = rgb(0x1f, 0x00, 0x1f); break; 250 1.1.2.2 mrg case 6: color = rgb(0x1f, 0x3f, 0x00); break; 251 1.1.2.2 mrg case 7: color = rgb(0x1f, 0x3f, 0x1f); break; 252 1.1.2.2 mrg } 253 1.1.2.2 mrg 254 1.1.2.2 mrg line[x] = color; 255 1.1.2.2 mrg } 256 1.1.2.2 mrg } 257 1.1.2.2 mrg 258 1.1.2.2 mrg for (x=0; x < MIN(sc->geometry->panel_height, 259 1.1.2.2 mrg sc->geometry->panel_width); ++x) { 260 1.1.2.2 mrg line = (uint16_t *)(buf + scr->stride * x); 261 1.1.2.2 mrg line[x] = rgb(0x1f, 0x3f, 0x1f); 262 1.1.2.2 mrg } 263 1.1.2.2 mrg } 264 1.1.2.2 mrg #endif 265 1.1.2.2 mrg 266 1.1.2.2 mrg #endif /* NWSDISPLAY > 0 */ 267 1.1.2.2 mrg 268 1.1.2.2 mrg 269
Indexes created Thu Oct 02 07:10:07 GMT 2025