2 * File: include/asm-arm/arch-omap/omapfb.h
4 * Framebuffer driver for TI OMAP boards
6 * Copyright (C) 2004 Nokia Corporation
7 * Author: Imre Deak <imre.deak@nokia.com>
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.
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.
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.
27 #include <asm/ioctl.h>
28 #include <asm/types.h>
32 #define OMAP_IOW(num, dtype) _IOW('O', num, dtype)
33 #define OMAP_IOR(num, dtype) _IOR('O', num, dtype)
34 #define OMAP_IOWR(num, dtype) _IOWR('O', num, dtype)
35 #define OMAP_IO(num) _IO('O', num)
37 #define OMAPFB_MIRROR OMAP_IOW(31, int)
38 #define OMAPFB_SYNC_GFX OMAP_IO(37)
39 #define OMAPFB_VSYNC OMAP_IO(38)
40 #define OMAPFB_SET_UPDATE_MODE OMAP_IOW(40, int)
41 #define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(41, struct omapfb_update_window_old)
42 #define OMAPFB_GET_UPDATE_MODE OMAP_IOW(43, int)
43 #define OMAPFB_LCD_TEST OMAP_IOW(45, int)
44 #define OMAPFB_CTRL_TEST OMAP_IOW(46, int)
45 #define OMAPFB_UPDATE_WINDOW OMAP_IOW(47, struct omapfb_update_window)
46 #define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key)
47 #define OMAPFB_GET_COLOR_KEY OMAP_IOW(51, struct omapfb_color_key)
48 #define OMAPFB_SETUP_PLANE OMAP_IOW(52, struct omapfb_plane_info)
49 #define OMAPFB_QUERY_PLANE OMAP_IOW(53, struct omapfb_plane_info)
51 #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff
52 #define OMAPFB_CAPS_LCDC_MASK 0x00fff000
53 #define OMAPFB_CAPS_PANEL_MASK 0xff000000
55 #define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000
56 #define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000
58 /* Values from DSP must map to lower 16-bits */
59 #define OMAPFB_FORMAT_MASK 0x00ff
60 #define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100
62 #define OMAPFB_EVENT_READY 1
63 #define OMAPFB_EVENT_DISABLED 2
65 enum omapfb_color_format {
66 OMAPFB_COLOR_RGB565 = 0,
69 OMAPFB_COLOR_CLUT_8BPP,
70 OMAPFB_COLOR_CLUT_4BPP,
71 OMAPFB_COLOR_CLUT_2BPP,
72 OMAPFB_COLOR_CLUT_1BPP,
77 struct omapfb_update_window {
83 struct omapfb_update_window_old {
94 enum omapfb_channel_out {
95 OMAPFB_CHANNEL_OUT_LCD = 0,
96 OMAPFB_CHANNEL_OUT_DIGIT,
99 struct omapfb_plane_info {
111 enum omapfb_color_key_type {
112 OMAPFB_COLOR_KEY_DISABLED = 0,
113 OMAPFB_COLOR_KEY_GFX_DST,
114 OMAPFB_COLOR_KEY_VID_SRC,
117 struct omapfb_color_key {
124 enum omapfb_update_mode {
125 OMAPFB_UPDATE_DISABLED = 0,
132 #include <linux/completion.h>
133 #include <linux/interrupt.h>
134 #include <linux/fb.h>
135 #include <linux/mutex.h>
137 #include <asm/arch/board.h>
139 #define OMAP_LCDC_INV_VSYNC 0x0001
140 #define OMAP_LCDC_INV_HSYNC 0x0002
141 #define OMAP_LCDC_INV_PIX_CLOCK 0x0004
142 #define OMAP_LCDC_INV_OUTPUT_EN 0x0008
143 #define OMAP_LCDC_HSVS_RISING_EDGE 0x0010
144 #define OMAP_LCDC_HSVS_OPPOSITE 0x0020
146 #define OMAP_LCDC_SIGNAL_MASK 0x003f
148 #define OMAP_LCDC_PANEL_TFT 0x0100
150 #define OMAPFB_PLANE_XRES_MIN 8
151 #define OMAPFB_PLANE_YRES_MIN 8
153 #ifdef CONFIG_ARCH_OMAP1
154 #define OMAPFB_PLANE_NUM 1
156 #define OMAPFB_PLANE_NUM 3
159 struct omapfb_device;
163 int config; /* TFT/STN, signal inversion */
164 int bpp; /* Pixel format in fb mem */
165 int data_lines; /* Lines on LCD HW interface */
168 int pixel_clock; /* In kHz */
169 int hsw; /* Horizontal synchronization
171 int hfp; /* Horizontal front porch */
172 int hbp; /* Horizontal back porch */
173 int vsw; /* Vertical synchronization
175 int vfp; /* Vertical front porch */
176 int vbp; /* Vertical back porch */
177 int acb; /* ac-bias pin frequency */
178 int pcd; /* pixel clock divider.
179 Obsolete use pixel_clock instead */
181 int (*init) (struct lcd_panel *panel,
182 struct omapfb_device *fbdev);
183 void (*cleanup) (struct lcd_panel *panel);
184 int (*enable) (struct lcd_panel *panel);
185 void (*disable) (struct lcd_panel *panel);
186 unsigned long (*get_caps) (struct lcd_panel *panel);
187 int (*set_bklight_level)(struct lcd_panel *panel,
189 unsigned int (*get_bklight_level)(struct lcd_panel *panel);
190 unsigned int (*get_bklight_max) (struct lcd_panel *panel);
191 int (*run_test) (struct lcd_panel *panel, int test_num);
194 struct omapfb_device;
196 struct extif_timings {
210 u32 tim[5]; /* set by extif->convert_timings */
215 struct lcd_ctrl_extif {
216 int (*init) (struct omapfb_device *fbdev);
217 void (*cleanup) (void);
218 void (*get_clk_info) (u32 *clk_period, u32 *max_clk_div);
219 int (*convert_timings) (struct extif_timings *timings);
220 void (*set_timings) (const struct extif_timings *timings);
221 void (*set_bits_per_cycle)(int bpc);
222 void (*write_command) (const void *buf, unsigned int len);
223 void (*read_data) (void *buf, unsigned int len);
224 void (*write_data) (const void *buf, unsigned int len);
225 void (*transfer_area) (int width, int height,
226 void (callback)(void * data), void *data);
228 unsigned long max_transmit_size;
231 struct omapfb_notifier_block {
232 struct notifier_block nb;
237 typedef int (*omapfb_notifier_callback_t)(struct notifier_block *,
241 struct omapfb_mem_region {
248 struct omapfb_mem_desc {
250 struct omapfb_mem_region region[OMAPFB_PLANE_NUM];
257 int (*init) (struct omapfb_device *fbdev,
259 struct omapfb_mem_desc *req_md);
260 void (*cleanup) (void);
261 void (*bind_client) (struct omapfb_notifier_block *nb);
262 unsigned long (*get_caps) (void);
263 int (*set_update_mode)(enum omapfb_update_mode mode);
264 enum omapfb_update_mode (*get_update_mode)(void);
265 int (*setup_plane) (int plane, int channel_out,
266 unsigned long offset,
268 int pos_x, int pos_y, int width,
269 int height, int color_mode);
270 int (*set_scale) (int plane,
271 int orig_width, int orig_height,
272 int out_width, int out_height);
273 int (*enable_plane) (int plane, int enable);
274 int (*update_window) (struct fb_info *fbi,
275 struct omapfb_update_window *win,
276 void (*callback)(void *),
277 void *callback_data);
279 void (*suspend) (void);
280 void (*resume) (void);
281 int (*run_test) (int test_num);
282 int (*setcolreg) (u_int regno, u16 red, u16 green,
283 u16 blue, u16 transp,
285 int (*set_color_key) (struct omapfb_color_key *ck);
286 int (*get_color_key) (struct omapfb_color_key *ck);
292 OMAPFB_SUSPENDED= 99,
296 struct omapfb_plane_struct {
298 struct omapfb_plane_info info;
299 enum omapfb_color_format color_mode;
300 struct omapfb_device *fbdev;
303 struct omapfb_device {
305 int ext_lcdc; /* Using external
307 struct mutex rqueue_mutex;
310 u32 pseudo_palette[17];
312 struct lcd_panel *panel; /* LCD panel */
313 struct lcd_ctrl *ctrl; /* LCD controller */
314 struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */
315 struct lcd_ctrl_extif *ext_if; /* LCD ctrl external
319 struct omapfb_mem_desc mem_desc;
320 struct fb_info *fb_info[OMAPFB_PLANE_NUM];
323 struct omapfb_platform_data {
324 struct omap_lcd_config lcd;
325 struct omapfb_mem_desc mem_desc;
326 void *ctrl_platform_data;
329 #ifdef CONFIG_ARCH_OMAP1
330 extern struct lcd_ctrl omap1_lcd_ctrl;
332 extern struct lcd_ctrl omap2_disp_ctrl;
335 extern void omapfb_register_panel(struct lcd_panel *panel);
336 extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval);
337 extern void omapfb_notify_clients(struct omapfb_device *fbdev,
338 unsigned long event);
339 extern int omapfb_register_client(struct omapfb_notifier_block *nb,
340 omapfb_notifier_callback_t callback,
341 void *callback_data);
342 extern int omapfb_unregister_client(struct omapfb_notifier_block *nb);
343 extern int omapfb_update_window_async(struct fb_info *fbi,
344 struct omapfb_update_window *win,
345 void (*callback)(void *),
346 void *callback_data);
348 /* in arch/arm/plat-omap/fb.c */
349 extern void omapfb_reserve_mem(void);
350 extern void omapfb_set_ctrl_platform_data(void *pdata);
352 #endif /* __KERNEL__ */
354 #endif /* __OMAPFB_H */