tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * BRIEF MODULE DESCRIPTION
3 * Hardware definitions for the Au1100 LCD controller
4 *
5 * Copyright 2002 MontaVista Software
6 * Copyright 2002 Alchemy Semiconductor
7 * Author: Alchemy Semiconductor, MontaVista Software
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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
17 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
20 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * You should have received a copy of the GNU General Public License along
26 * with this program; if not, write to the Free Software Foundation, Inc.,
27 * 675 Mass Ave, Cambridge, MA 02139, USA.
28 */
29
30#ifndef _AU1100LCD_H
31#define _AU1100LCD_H
32
33/********************************************************************/
34#define uint32 unsigned long
35typedef volatile struct
36{
37 uint32 lcd_control;
38 uint32 lcd_intstatus;
39 uint32 lcd_intenable;
40 uint32 lcd_horztiming;
41 uint32 lcd_verttiming;
42 uint32 lcd_clkcontrol;
43 uint32 lcd_dmaaddr0;
44 uint32 lcd_dmaaddr1;
45 uint32 lcd_words;
46 uint32 lcd_pwmdiv;
47 uint32 lcd_pwmhi;
48 uint32 reserved[(0x0400-0x002C)/4];
49 uint32 lcd_pallettebase[256];
50
51} AU1100_LCD;
52
53/********************************************************************/
54
55#define AU1100_LCD_ADDR 0xB5000000
56
57/*
58 * Register bit definitions
59 */
60
61/* lcd_control */
62#define LCD_CONTROL_SBPPF (7<<18)
63#define LCD_CONTROL_SBPPF_655 (0<<18)
64#define LCD_CONTROL_SBPPF_565 (1<<18)
65#define LCD_CONTROL_SBPPF_556 (2<<18)
66#define LCD_CONTROL_SBPPF_1555 (3<<18)
67#define LCD_CONTROL_SBPPF_5551 (4<<18)
68#define LCD_CONTROL_WP (1<<17)
69#define LCD_CONTROL_WD (1<<16)
70#define LCD_CONTROL_C (1<<15)
71#define LCD_CONTROL_SM (3<<13)
72#define LCD_CONTROL_SM_0 (0<<13)
73#define LCD_CONTROL_SM_90 (1<<13)
74#define LCD_CONTROL_SM_180 (2<<13)
75#define LCD_CONTROL_SM_270 (3<<13)
76#define LCD_CONTROL_DB (1<<12)
77#define LCD_CONTROL_CCO (1<<11)
78#define LCD_CONTROL_DP (1<<10)
79#define LCD_CONTROL_PO (3<<8)
80#define LCD_CONTROL_PO_00 (0<<8)
81#define LCD_CONTROL_PO_01 (1<<8)
82#define LCD_CONTROL_PO_10 (2<<8)
83#define LCD_CONTROL_PO_11 (3<<8)
84#define LCD_CONTROL_MPI (1<<7)
85#define LCD_CONTROL_PT (1<<6)
86#define LCD_CONTROL_PC (1<<5)
87#define LCD_CONTROL_BPP (7<<1)
88#define LCD_CONTROL_BPP_1 (0<<1)
89#define LCD_CONTROL_BPP_2 (1<<1)
90#define LCD_CONTROL_BPP_4 (2<<1)
91#define LCD_CONTROL_BPP_8 (3<<1)
92#define LCD_CONTROL_BPP_12 (4<<1)
93#define LCD_CONTROL_BPP_16 (5<<1)
94#define LCD_CONTROL_GO (1<<0)
95
96/* lcd_intstatus, lcd_intenable */
97#define LCD_INT_SD (1<<7)
98#define LCD_INT_OF (1<<6)
99#define LCD_INT_UF (1<<5)
100#define LCD_INT_SA (1<<3)
101#define LCD_INT_SS (1<<2)
102#define LCD_INT_S1 (1<<1)
103#define LCD_INT_S0 (1<<0)
104
105/* lcd_horztiming */
106#define LCD_HORZTIMING_HN2 (255<<24)
107#define LCD_HORZTIMING_HN2_N(N) (((N)-1)<<24)
108#define LCD_HORZTIMING_HN1 (255<<16)
109#define LCD_HORZTIMING_HN1_N(N) (((N)-1)<<16)
110#define LCD_HORZTIMING_HPW (63<<10)
111#define LCD_HORZTIMING_HPW_N(N) (((N)-1)<<10)
112#define LCD_HORZTIMING_PPL (1023<<0)
113#define LCD_HORZTIMING_PPL_N(N) (((N)-1)<<0)
114
115/* lcd_verttiming */
116#define LCD_VERTTIMING_VN2 (255<<24)
117#define LCD_VERTTIMING_VN2_N(N) (((N)-1)<<24)
118#define LCD_VERTTIMING_VN1 (255<<16)
119#define LCD_VERTTIMING_VN1_N(N) (((N)-1)<<16)
120#define LCD_VERTTIMING_VPW (63<<10)
121#define LCD_VERTTIMING_VPW_N(N) (((N)-1)<<10)
122#define LCD_VERTTIMING_LPP (1023<<0)
123#define LCD_VERTTIMING_LPP_N(N) (((N)-1)<<0)
124
125/* lcd_clkcontrol */
126#define LCD_CLKCONTROL_IB (1<<18)
127#define LCD_CLKCONTROL_IC (1<<17)
128#define LCD_CLKCONTROL_IH (1<<16)
129#define LCD_CLKCONTROL_IV (1<<15)
130#define LCD_CLKCONTROL_BF (31<<10)
131#define LCD_CLKCONTROL_BF_N(N) (((N)-1)<<10)
132#define LCD_CLKCONTROL_PCD (1023<<0)
133#define LCD_CLKCONTROL_PCD_N(N) ((N)<<0)
134
135/* lcd_pwmdiv */
136#define LCD_PWMDIV_EN (1<<12)
137#define LCD_PWMDIV_PWMDIV (2047<<0)
138#define LCD_PWMDIV_PWMDIV_N(N) (((N)-1)<<0)
139
140/* lcd_pwmhi */
141#define LCD_PWMHI_PWMHI1 (2047<<12)
142#define LCD_PWMHI_PWMHI1_N(N) ((N)<<12)
143#define LCD_PWMHI_PWMHI0 (2047<<0)
144#define LCD_PWMHI_PWMHI0_N(N) ((N)<<0)
145
146/* lcd_pallettebase - MONOCHROME */
147#define LCD_PALLETTE_MONO_MI (15<<0)
148#define LCD_PALLETTE_MONO_MI_N(N) ((N)<<0)
149
150/* lcd_pallettebase - COLOR */
151#define LCD_PALLETTE_COLOR_BI (15<<8)
152#define LCD_PALLETTE_COLOR_BI_N(N) ((N)<<8)
153#define LCD_PALLETTE_COLOR_GI (15<<4)
154#define LCD_PALLETTE_COLOR_GI_N(N) ((N)<<4)
155#define LCD_PALLETTE_COLOR_RI (15<<0)
156#define LCD_PALLETTE_COLOR_RI_N(N) ((N)<<0)
157
158/* lcd_palletebase - COLOR TFT PALLETIZED */
159#define LCD_PALLETTE_TFT_DC (65535<<0)
160#define LCD_PALLETTE_TFT_DC_N(N) ((N)<<0)
161
162/********************************************************************/
163
164struct known_lcd_panels
165{
166 uint32 xres;
167 uint32 yres;
168 uint32 bpp;
169 unsigned char panel_name[256];
170 uint32 mode_control;
171 uint32 mode_horztiming;
172 uint32 mode_verttiming;
173 uint32 mode_clkcontrol;
174 uint32 mode_pwmdiv;
175 uint32 mode_pwmhi;
176 uint32 mode_toyclksrc;
177 uint32 mode_backlight;
178
179};
180
181#if defined(__BIG_ENDIAN)
182#define LCD_DEFAULT_PIX_FORMAT LCD_CONTROL_PO_11
183#else
184#define LCD_DEFAULT_PIX_FORMAT LCD_CONTROL_PO_00
185#endif
186
187/*
188 * The fb driver assumes that AUX PLL is at 48MHz. That can
189 * cover up to 800x600 resolution; if you need higher resolution,
190 * you should modify the driver as needed, not just this structure.
191 */
192struct known_lcd_panels panels[] =
193{
194 { /* 0: Pb1100 LCDA: Sharp 320x240 TFT panel */
195 320, /* xres */
196 240, /* yres */
197 16, /* bpp */
198
199 "Sharp_320x240_16",
200 /* mode_control */
201 ( LCD_CONTROL_SBPPF_565
202 /*LCD_CONTROL_WP*/
203 /*LCD_CONTROL_WD*/
204 | LCD_CONTROL_C
205 | LCD_CONTROL_SM_0
206 /*LCD_CONTROL_DB*/
207 /*LCD_CONTROL_CCO*/
208 /*LCD_CONTROL_DP*/
209 | LCD_DEFAULT_PIX_FORMAT
210 /*LCD_CONTROL_MPI*/
211 | LCD_CONTROL_PT
212 | LCD_CONTROL_PC
213 | LCD_CONTROL_BPP_16 ),
214
215 /* mode_horztiming */
216 ( LCD_HORZTIMING_HN2_N(8)
217 | LCD_HORZTIMING_HN1_N(60)
218 | LCD_HORZTIMING_HPW_N(12)
219 | LCD_HORZTIMING_PPL_N(320) ),
220
221 /* mode_verttiming */
222 ( LCD_VERTTIMING_VN2_N(5)
223 | LCD_VERTTIMING_VN1_N(17)
224 | LCD_VERTTIMING_VPW_N(1)
225 | LCD_VERTTIMING_LPP_N(240) ),
226
227 /* mode_clkcontrol */
228 ( 0
229 /*LCD_CLKCONTROL_IB*/
230 /*LCD_CLKCONTROL_IC*/
231 /*LCD_CLKCONTROL_IH*/
232 /*LCD_CLKCONTROL_IV*/
233 | LCD_CLKCONTROL_PCD_N(1) ),
234
235 /* mode_pwmdiv */
236 0,
237
238 /* mode_pwmhi */
239 0,
240
241 /* mode_toyclksrc */
242 ((1<<7) | (1<<6) | (1<<5)),
243
244 /* mode_backlight */
245 6
246 },
247
248 { /* 1: Pb1100 LCDC 640x480 TFT panel */
249 640, /* xres */
250 480, /* yres */
251 16, /* bpp */
252
253 "Generic_640x480_16",
254
255 /* mode_control */
256 0x004806a | LCD_DEFAULT_PIX_FORMAT,
257
258 /* mode_horztiming */
259 0x3434d67f,
260
261 /* mode_verttiming */
262 0x0e0e39df,
263
264 /* mode_clkcontrol */
265 ( 0
266 /*LCD_CLKCONTROL_IB*/
267 /*LCD_CLKCONTROL_IC*/
268 /*LCD_CLKCONTROL_IH*/
269 /*LCD_CLKCONTROL_IV*/
270 | LCD_CLKCONTROL_PCD_N(1) ),
271
272 /* mode_pwmdiv */
273 0,
274
275 /* mode_pwmhi */
276 0,
277
278 /* mode_toyclksrc */
279 ((1<<7) | (1<<6) | (0<<5)),
280
281 /* mode_backlight */
282 7
283 },
284
285 { /* 2: Pb1100 LCDB 640x480 PrimeView TFT panel */
286 640, /* xres */
287 480, /* yres */
288 16, /* bpp */
289
290 "PrimeView_640x480_16",
291
292 /* mode_control */
293 0x0004886a | LCD_DEFAULT_PIX_FORMAT,
294
295 /* mode_horztiming */
296 0x0e4bfe7f,
297
298 /* mode_verttiming */
299 0x210805df,
300
301 /* mode_clkcontrol */
302 0x00038001,
303
304 /* mode_pwmdiv */
305 0,
306
307 /* mode_pwmhi */
308 0,
309
310 /* mode_toyclksrc */
311 ((1<<7) | (1<<6) | (0<<5)),
312
313 /* mode_backlight */
314 7
315 },
316
317 { /* 3: Pb1100 800x600x16bpp NEON CRT */
318 800, /* xres */
319 600, /* yres */
320 16, /* bpp */
321
322 "NEON_800x600_16",
323
324 /* mode_control */
325 0x0004886A | LCD_DEFAULT_PIX_FORMAT,
326
327 /* mode_horztiming */
328 0x005AFF1F,
329
330 /* mode_verttiming */
331 0x16000E57,
332
333 /* mode_clkcontrol */
334 0x00020000,
335
336 /* mode_pwmdiv */
337 0,
338
339 /* mode_pwmhi */
340 0,
341
342 /* mode_toyclksrc */
343 ((1<<7) | (1<<6) | (0<<5)),
344
345 /* mode_backlight */
346 7
347 },
348
349 { /* 4: Pb1100 640x480x16bpp NEON CRT */
350 640, /* xres */
351 480, /* yres */
352 16, /* bpp */
353
354 "NEON_640x480_16",
355
356 /* mode_control */
357 0x0004886A | LCD_DEFAULT_PIX_FORMAT,
358
359 /* mode_horztiming */
360 0x0052E27F,
361
362 /* mode_verttiming */
363 0x18000DDF,
364
365 /* mode_clkcontrol */
366 0x00020000,
367
368 /* mode_pwmdiv */
369 0,
370
371 /* mode_pwmhi */
372 0,
373
374 /* mode_toyclksrc */
375 ((1<<7) | (1<<6) | (0<<5)),
376
377 /* mode_backlight */
378 7
379 },
380};
381#endif /* _AU1100LCD_H */