Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 1 | /* |
| 2 | * File: include/asm-arm/arch-omap/omapfb.h |
| 3 | * |
| 4 | * Framebuffer driver for TI OMAP boards |
| 5 | * |
| 6 | * Copyright (C) 2004 Nokia Corporation |
| 7 | * Author: Imre Deak <imre.deak@nokia.com> |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify it |
| 10 | * under the terms of the GNU General Public License as published by the |
| 11 | * Free Software Foundation; either version 2 of the License, or (at your |
| 12 | * option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, but |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License along |
| 20 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 21 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 22 | */ |
| 23 | |
| 24 | #ifndef __OMAPFB_H |
| 25 | #define __OMAPFB_H |
| 26 | |
| 27 | /* IOCTL commands. */ |
| 28 | |
| 29 | #define OMAP_IOW(num, dtype) _IOW('O', num, dtype) |
| 30 | #define OMAP_IOR(num, dtype) _IOR('O', num, dtype) |
| 31 | #define OMAP_IOWR(num, dtype) _IOWR('O', num, dtype) |
| 32 | #define OMAP_IO(num) _IO('O', num) |
| 33 | |
| 34 | #define OMAPFB_MIRROR OMAP_IOW(31, int) |
| 35 | #define OMAPFB_SYNC_GFX OMAP_IO(37) |
| 36 | #define OMAPFB_VSYNC OMAP_IO(38) |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 37 | #define OMAPFB_SET_UPDATE_MODE OMAP_IOW(40, int) |
| 38 | #define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(41, struct omapfb_update_window_old) |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 39 | #define OMAPFB_GET_CAPS OMAP_IOR(42, unsigned long) |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 40 | #define OMAPFB_GET_UPDATE_MODE OMAP_IOW(43, int) |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 41 | #define OMAPFB_LCD_TEST OMAP_IOW(45, int) |
| 42 | #define OMAPFB_CTRL_TEST OMAP_IOW(46, int) |
| 43 | #define OMAPFB_UPDATE_WINDOW OMAP_IOW(47, struct omapfb_update_window) |
| 44 | #define OMAPFB_SETUP_PLANE OMAP_IOW(48, struct omapfb_setup_plane) |
| 45 | #define OMAPFB_ENABLE_PLANE OMAP_IOW(49, struct omapfb_enable_plane) |
| 46 | #define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key) |
| 47 | |
| 48 | #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff |
| 49 | #define OMAPFB_CAPS_LCDC_MASK 0x00fff000 |
| 50 | #define OMAPFB_CAPS_PANEL_MASK 0xff000000 |
| 51 | |
| 52 | #define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000 |
| 53 | #define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000 |
| 54 | |
| 55 | /* Values from DSP must map to lower 16-bits */ |
| 56 | #define OMAPFB_FORMAT_MASK 0x00ff |
| 57 | #define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100 |
| 58 | |
| 59 | enum omapfb_color_format { |
| 60 | OMAPFB_COLOR_RGB565 = 0, |
| 61 | OMAPFB_COLOR_YUV422, |
| 62 | OMAPFB_COLOR_YUV420, |
| 63 | OMAPFB_COLOR_CLUT_8BPP, |
| 64 | OMAPFB_COLOR_CLUT_4BPP, |
| 65 | OMAPFB_COLOR_CLUT_2BPP, |
| 66 | OMAPFB_COLOR_CLUT_1BPP, |
| 67 | }; |
| 68 | |
| 69 | struct omapfb_update_window { |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 70 | __u32 x, y; |
| 71 | __u32 width, height; |
| 72 | __u32 format; |
| 73 | }; |
| 74 | |
| 75 | struct omapfb_update_window_old { |
| 76 | __u32 x, y; |
| 77 | __u32 width, height; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 78 | }; |
| 79 | |
| 80 | enum omapfb_plane { |
| 81 | OMAPFB_PLANE_GFX = 0, |
| 82 | OMAPFB_PLANE_VID1, |
| 83 | OMAPFB_PLANE_VID2, |
| 84 | }; |
| 85 | |
| 86 | enum omapfb_channel_out { |
| 87 | OMAPFB_CHANNEL_OUT_LCD = 0, |
| 88 | OMAPFB_CHANNEL_OUT_DIGIT, |
| 89 | }; |
| 90 | |
| 91 | struct omapfb_setup_plane { |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 92 | __u8 plane; |
| 93 | __u8 channel_out; |
| 94 | __u32 offset; |
| 95 | __u32 pos_x, pos_y; |
| 96 | __u32 width, height; |
| 97 | __u32 color_mode; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 98 | }; |
| 99 | |
| 100 | struct omapfb_enable_plane { |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 101 | __u8 plane; |
| 102 | __u8 enable; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 103 | }; |
| 104 | |
| 105 | enum omapfb_color_key_type { |
| 106 | OMAPFB_COLOR_KEY_DISABLED = 0, |
| 107 | OMAPFB_COLOR_KEY_GFX_DST, |
| 108 | OMAPFB_COLOR_KEY_VID_SRC, |
| 109 | }; |
| 110 | |
| 111 | struct omapfb_color_key { |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 112 | __u8 channel_out; |
| 113 | __u32 background; |
| 114 | __u32 trans_key; |
| 115 | __u8 key_type; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 116 | }; |
| 117 | |
| 118 | enum omapfb_update_mode { |
| 119 | OMAPFB_UPDATE_DISABLED = 0, |
| 120 | OMAPFB_AUTO_UPDATE, |
| 121 | OMAPFB_MANUAL_UPDATE |
| 122 | }; |
| 123 | |
| 124 | #ifdef __KERNEL__ |
| 125 | |
| 126 | #include <linux/completion.h> |
| 127 | #include <linux/interrupt.h> |
| 128 | #include <linux/fb.h> |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 129 | #include <linux/mutex.h> |
| 130 | |
| 131 | #include <asm/arch/board.h> |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 132 | |
| 133 | #define OMAP_LCDC_INV_VSYNC 0x0001 |
| 134 | #define OMAP_LCDC_INV_HSYNC 0x0002 |
| 135 | #define OMAP_LCDC_INV_PIX_CLOCK 0x0004 |
| 136 | #define OMAP_LCDC_INV_OUTPUT_EN 0x0008 |
| 137 | #define OMAP_LCDC_HSVS_RISING_EDGE 0x0010 |
| 138 | #define OMAP_LCDC_HSVS_OPPOSITE 0x0020 |
| 139 | |
| 140 | #define OMAP_LCDC_SIGNAL_MASK 0x003f |
| 141 | |
| 142 | #define OMAP_LCDC_PANEL_TFT 0x0100 |
| 143 | |
| 144 | #ifdef CONFIG_ARCH_OMAP1 |
| 145 | #define OMAPFB_PLANE_NUM 1 |
| 146 | #else |
| 147 | #define OMAPFB_PLANE_NUM 3 |
| 148 | #endif |
| 149 | |
| 150 | struct omapfb_device; |
| 151 | |
| 152 | struct lcd_panel { |
| 153 | const char *name; |
| 154 | int config; /* TFT/STN, signal inversion */ |
| 155 | int bpp; /* Pixel format in fb mem */ |
| 156 | int data_lines; /* Lines on LCD HW interface */ |
| 157 | |
| 158 | int x_res, y_res; |
| 159 | int pixel_clock; /* In kHz */ |
| 160 | int hsw; /* Horizontal synchronization |
| 161 | pulse width */ |
| 162 | int hfp; /* Horizontal front porch */ |
| 163 | int hbp; /* Horizontal back porch */ |
| 164 | int vsw; /* Vertical synchronization |
| 165 | pulse width */ |
| 166 | int vfp; /* Vertical front porch */ |
| 167 | int vbp; /* Vertical back porch */ |
| 168 | int acb; /* ac-bias pin frequency */ |
| 169 | int pcd; /* pixel clock divider. |
| 170 | Obsolete use pixel_clock instead */ |
| 171 | |
| 172 | int (*init) (struct omapfb_device *fbdev); |
| 173 | void (*cleanup) (void); |
| 174 | int (*enable) (void); |
| 175 | void (*disable) (void); |
| 176 | unsigned long (*get_caps) (void); |
| 177 | int (*set_bklight_level)(unsigned int level); |
| 178 | unsigned int (*get_bklight_level)(void); |
| 179 | unsigned int (*get_bklight_max) (void); |
| 180 | int (*run_test) (int test_num); |
| 181 | }; |
| 182 | |
| 183 | struct omapfb_device; |
| 184 | |
| 185 | struct extif_timings { |
| 186 | int cs_on_time; |
| 187 | int cs_off_time; |
| 188 | int we_on_time; |
| 189 | int we_off_time; |
| 190 | int re_on_time; |
| 191 | int re_off_time; |
| 192 | int we_cycle_time; |
| 193 | int re_cycle_time; |
| 194 | int cs_pulse_width; |
| 195 | int access_time; |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 196 | |
| 197 | int clk_div; |
| 198 | |
| 199 | u32 tim[5]; /* set by extif->convert_timings */ |
| 200 | |
| 201 | int converted; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 202 | }; |
| 203 | |
| 204 | struct lcd_ctrl_extif { |
| 205 | int (*init) (void); |
| 206 | void (*cleanup) (void); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 207 | void (*get_clk_info) (u32 *clk_period, u32 *max_clk_div); |
| 208 | int (*convert_timings) (struct extif_timings *timings); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 209 | void (*set_timings) (const struct extif_timings *timings); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 210 | void (*set_bits_per_cycle)(int bpc); |
| 211 | void (*write_command) (const void *buf, unsigned int len); |
| 212 | void (*read_data) (void *buf, unsigned int len); |
| 213 | void (*write_data) (const void *buf, unsigned int len); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 214 | void (*transfer_area) (int width, int height, |
| 215 | void (callback)(void * data), void *data); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 216 | unsigned long max_transmit_size; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 217 | }; |
| 218 | |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 219 | struct omapfb_notifier_block { |
| 220 | struct notifier_block nb; |
| 221 | void *data; |
| 222 | }; |
| 223 | |
| 224 | typedef int (*omapfb_notifier_callback_t)(struct omapfb_notifier_block *, |
| 225 | unsigned long event, |
| 226 | struct omapfb_device *fbdev); |
| 227 | |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 228 | struct lcd_ctrl { |
| 229 | const char *name; |
| 230 | void *data; |
| 231 | |
| 232 | int (*init) (struct omapfb_device *fbdev, |
| 233 | int ext_mode, int req_vram_size); |
| 234 | void (*cleanup) (void); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 235 | void (*bind_client) (struct omapfb_notifier_block *nb); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 236 | void (*get_vram_layout)(unsigned long *size, |
| 237 | void **virt_base, |
| 238 | dma_addr_t *phys_base); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 239 | int (*mmap) (struct vm_area_struct *vma); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 240 | unsigned long (*get_caps) (void); |
| 241 | int (*set_update_mode)(enum omapfb_update_mode mode); |
| 242 | enum omapfb_update_mode (*get_update_mode)(void); |
| 243 | int (*setup_plane) (int plane, int channel_out, |
| 244 | unsigned long offset, |
| 245 | int screen_width, |
| 246 | int pos_x, int pos_y, int width, |
| 247 | int height, int color_mode); |
| 248 | int (*enable_plane) (int plane, int enable); |
| 249 | int (*update_window) (struct omapfb_update_window *win, |
| 250 | void (*callback)(void *), |
| 251 | void *callback_data); |
| 252 | void (*sync) (void); |
| 253 | void (*suspend) (void); |
| 254 | void (*resume) (void); |
| 255 | int (*run_test) (int test_num); |
| 256 | int (*setcolreg) (u_int regno, u16 red, u16 green, |
| 257 | u16 blue, u16 transp, |
| 258 | int update_hw_mem); |
| 259 | int (*set_color_key) (struct omapfb_color_key *ck); |
| 260 | |
| 261 | }; |
| 262 | |
| 263 | enum omapfb_state { |
| 264 | OMAPFB_DISABLED = 0, |
| 265 | OMAPFB_SUSPENDED= 99, |
| 266 | OMAPFB_ACTIVE = 100 |
| 267 | }; |
| 268 | |
| 269 | struct omapfb_device { |
| 270 | int state; |
| 271 | int ext_lcdc; /* Using external |
| 272 | LCD controller */ |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 273 | struct mutex rqueue_mutex; |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 274 | |
| 275 | void *vram_virt_base; |
| 276 | dma_addr_t vram_phys_base; |
| 277 | unsigned long vram_size; |
| 278 | |
| 279 | int color_mode; |
| 280 | int palette_size; |
| 281 | int mirror; |
| 282 | u32 pseudo_palette[17]; |
| 283 | |
| 284 | struct lcd_panel *panel; /* LCD panel */ |
| 285 | struct lcd_ctrl *ctrl; /* LCD controller */ |
| 286 | struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */ |
| 287 | struct lcd_ctrl_extif *ext_if; /* LCD ctrl external |
| 288 | interface */ |
| 289 | struct fb_info *fb_info; |
| 290 | |
| 291 | struct device *dev; |
| 292 | }; |
| 293 | |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 294 | struct omapfb_platform_data { |
| 295 | struct omap_lcd_config lcd; |
| 296 | struct omap_fbmem_config fbmem; |
| 297 | }; |
| 298 | |
| 299 | #define OMAPFB_EVENT_READY 1 |
| 300 | #define OMAPFB_EVENT_DISABLED 2 |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 301 | |
| 302 | #ifdef CONFIG_ARCH_OMAP1 |
| 303 | extern struct lcd_ctrl omap1_lcd_ctrl; |
| 304 | #else |
| 305 | extern struct lcd_ctrl omap2_disp_ctrl; |
| 306 | #endif |
| 307 | |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 308 | extern void omapfb_register_panel(struct lcd_panel *panel); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 309 | extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval); |
Tony Lindgren | 0dc5e77 | 2006-04-02 17:46:26 +0100 | [diff] [blame] | 310 | extern void omapfb_notify_clients(struct omapfb_device *fbdev, |
| 311 | unsigned long event); |
| 312 | extern int omapfb_register_client(struct omapfb_notifier_block *nb, |
| 313 | omapfb_notifier_callback_t callback, |
| 314 | void *callback_data); |
| 315 | extern int omapfb_unregister_client(struct omapfb_notifier_block *nb); |
| 316 | extern int omapfb_update_window_async(struct omapfb_update_window *win, |
| 317 | void (*callback)(void *), |
| 318 | void *callback_data); |
| 319 | |
| 320 | /* in arch/arm/plat-omap/devices.c */ |
| 321 | extern void omapfb_reserve_mem(void); |
Tony Lindgren | 9ad5897 | 2005-11-10 14:26:53 +0000 | [diff] [blame] | 322 | |
| 323 | #endif /* __KERNEL__ */ |
| 324 | |
| 325 | #endif /* __OMAPFB_H */ |