xref: /netbsd/sys/arch/hpcmips/tx/tx3912videoreg.h (revision ce099b40)
1 /*	$NetBSD: tx3912videoreg.h,v 1.6 2008/04/28 20:23:21 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 /*
32  *  TOSHIBA TMPR3912/05, Philips PR31700 Video module register
33  */
34 #define TX3912_VIDEOCTRL1_REG		0x28
35 #define TX3912_VIDEOCTRL2_REG		0x2c
36 #define TX3912_VIDEOCTRL3_REG		0x30
37 #define TX3912_VIDEOCTRL4_REG		0x34
38 #define TX3912_VIDEOCTRL5_REG		0x38
39 #define TX3912_VIDEOCTRL6_REG		0x3c
40 #define TX3912_VIDEOCTRL7_REG		0x40
41 #define TX3912_VIDEOCTRL8_REG		0x44
42 #define TX3912_VIDEOCTRL9_REG		0x48
43 #define TX3912_VIDEOCTRL10_REG		0x4c
44 #define TX3912_VIDEOCTRL11_REG		0x50
45 #define TX3912_VIDEOCTRL12_REG		0x54
46 #define TX3912_VIDEOCTRL13_REG		0x58
47 #define TX3912_VIDEOCTRL14_REG		0x5c
48 
49 #define TX3912_FRAMEBUFFER_ALIGNMENT	16
50 #define TX3912_FRAMEBUFFER_BOUNDARY	0x100000
51 #define TX3912_FRAMEBUFFER_MAX		(2048 * 1024 * 8)
52 
53 /*
54  *	Video Control 1 Register
55  */
56 /* R */
57 #define TX3912_VIDEOCTRL1_LINECNT_SHIFT 22
58 #define TX3912_VIDEOCTRL1_LINECNT_MASK	0x3ff
59 #define TX3912_VIDEOCTRL1_LINECNT(cr)					\
60 	(((cr) >> TX3912_VIDEOCTRL1_LINECNT_SHIFT) &			\
61 	TX3912_VIDEOCTRL1_LINECNT_MASK)
62 /* R/W */
63 #define TX3912_VIDEOCTRL1_LOADDLY	0x00200000
64 /* R/W */
65 /*
66  * CP Rate = 36.864MHz / (BAUDVAL * 2 + 2)
67  */
68 #define TX3912_VIDEOCTRL1_BAUDVAL_SHIFT 16
69 #define TX3912_VIDEOCTRL1_BAUDVAL_MASK	0x1f
70 #define TX3912_VIDEOCTRL1_BAUDVAL(cr)					\
71 	(((cr) >> TX3912_VIDEOCTRL1_BAUDVAL_SHIFT) &			\
72 	TX3912_VIDEOCTRL1_BAUDVAL_MASK)
73 #define TX3912_VIDEOCTRL1_BAUDVAL_SET(cr, val)				\
74 	((cr) | (((val) << TX3912_VIDEOCTRL1_BAUDVAL_SHIFT) &		\
75 	(TX3912_VIDEOCTRL1_BAUDVAL_MASK << TX3912_VIDEOCTRL1_BAUDVAL_SHIFT)))
76 
77 /* R/W */
78 #define TX3912_VIDEOCTRL1_VIDDONEVAL_SHIFT	9
79 #define TX3912_VIDEOCTRL1_VIDDONEVAL_MASK	0x7f
80 #define TX3912_VIDEOCTRL1_VIDDONEVAL(cr)				\
81 	(((cr) >> TX3912_VIDEOCTRL1_VIDDONEVAL_SHIFT) &			\
82 	TX3912_VIDEOCTRL1_VIDDONEVAL_MASK)
83 #define TX3912_VIDEOCTRL1_VIDDONEVAL_SET(cr, val)			\
84 	((cr) | (((val) << TX3912_VIDEOCTRL1_VIDDONEVAL_SHIFT) &	\
85 	(TX3912_VIDEOCTRL1_VIDDONEVAL_MASK << TX3912_VIDEOCTRL1_VIDDONEVAL_SHIFT)))
86 /* R/W */
87 #define TX3912_VIDEOCTRL1_ENFREEZEFRAME	0x00000100
88 /* R/W */
89 #define TX3912_VIDEOCTRL1_BITSEL_SHIFT	6
90 #define TX3912_VIDEOCTRL1_BITSEL_MASK	0x3
91 #define TX3912_VIDEOCTRL1_BITSEL(cr)					\
92 	(((cr) >> TX3912_VIDEOCTRL1_BITSEL_SHIFT) &			\
93 	TX3912_VIDEOCTRL1_BITSEL_MASK)
94 #define TX3912_VIDEOCTRL1_BITSEL_CLR(cr)				\
95 	((cr) &= ~(TX3912_VIDEOCTRL1_BITSEL_MASK <<			\
96 		   TX3912_VIDEOCTRL1_BITSEL_SHIFT))
97 #define TX3912_VIDEOCTRL1_BITSEL_SET(cr, val)				\
98 	((cr) | (((val) << TX3912_VIDEOCTRL1_BITSEL_SHIFT) &		\
99 	(TX3912_VIDEOCTRL1_BITSEL_MASK << TX3912_VIDEOCTRL1_BITSEL_SHIFT)))
100 #define TX3912_VIDEOCTRL1_BITSEL_8BITCOLOR	0x3
101 #define TX3912_VIDEOCTRL1_BITSEL_4BITGREYSCALE	0x2
102 #define TX3912_VIDEOCTRL1_BITSEL_2BITGREYSCALE	0x1
103 #define TX3912_VIDEOCTRL1_BITSEL_MONOCHROME	0x0
104 /* R/W */
105 #define TX3912_VIDEOCTRL1_DISPSPLIT	0x00000020
106 #define TX3912_VIDEOCTRL1_DISP8		0x00000010
107 #define TX3912_VIDEOCTRL1_DFMODE	0x00000008
108 #define TX3912_VIDEOCTRL1_INVVID	0x00000004
109 #define TX3912_VIDEOCTRL1_DISPON	0x00000002
110 #define TX3912_VIDEOCTRL1_ENVID		0x00000001
111 
112 /*
113  *	Video Control 2 Register
114  */
115 /* W */
116 #define TX3912_VIDEOCTRL2_VIDRATE_SHIFT 22
117 #define TX3912_VIDEOCTRL2_VIDRATE_MASK	0x3ff
118 #define TX3912_VIDEOCTRL2_VIDRATE(cr)					\
119 	(((cr) >> TX3912_VIDEOCTRL2_VIDRATE_SHIFT) &			\
120 	TX3912_VIDEOCTRL2_VIDRATE_MASK)
121 #define TX3912_VIDEOCTRL2_VIDRATE_SET(cr, val)				\
122 	((cr) | (((val) << TX3912_VIDEOCTRL2_VIDRATE_SHIFT) &		\
123 	(TX3912_VIDEOCTRL2_VIDRATE_MASK << TX3912_VIDEOCTRL2_VIDRATE_SHIFT)))
124 
125 /* W */
126 /*
127  * HORZVAL = (HorzSize4 - 1) for 4bit split or non-split LCD
128  * HORZVAL = (HorzSize8 - 1) for 8bit non-split LCD
129  */
130 #define TX3912_VIDEOCTRL2_HORZVAL_SHIFT 12
131 #define TX3912_VIDEOCTRL2_HORZVAL_MASK	0x1ff
132 #define TX3912_VIDEOCTRL2_HORZVAL(cr)					\
133 	(((cr) >> TX3912_VIDEOCTRL2_HORZVAL_SHIFT) &			\
134 	TX3912_VIDEOCTRL2_HORZVAL_MASK)
135 #define TX3912_VIDEOCTRL2_HORZVAL_SET(cr, val)				\
136 	((cr) | (((val) << TX3912_VIDEOCTRL2_HORZVAL_SHIFT) &		\
137 	(TX3912_VIDEOCTRL2_HORZVAL_MASK << TX3912_VIDEOCTRL2_HORZVAL_SHIFT)))
138 
139 /* W */
140 /*
141  * LINEVAL = (# of Lines - 1) for a non-split LCD
142  * LINEVAL = (# of Lins2 - 1) for a split LCD
143  */
144 #define TX3912_VIDEOCTRL2_LINEVAL_SHIFT 0
145 #define TX3912_VIDEOCTRL2_LINEVAL_MASK	0x3ff
146 #define TX3912_VIDEOCTRL2_LINEVAL(cr)					\
147 	(((cr) >> TX3912_VIDEOCTRL2_LINEVAL_SHIFT) &			\
148 	TX3912_VIDEOCTRL2_LINEVAL_MASK)
149 #define TX3912_VIDEOCTRL2_LINEVAL_SET(cr, val)				\
150 	((cr) | (((val) << TX3912_VIDEOCTRL2_LINEVAL_SHIFT) &		\
151 	(TX3912_VIDEOCTRL2_LINEVAL_MASK << TX3912_VIDEOCTRL2_LINEVAL_SHIFT)))
152 
153 /*
154  *	Video Control 3 Register
155  */
156 /* W */
157 #define TX3912_VIDEOCTRL3_VIDBANK_SHIFT		20
158 #define TX3912_VIDEOCTRL3_VIDBANK_MASK		0xfff
159 #define TX3912_VIDEOCTRL3_VIDBANK(cr)					\
160 	(((cr) >> TX3912_VIDEOCTRL3_VIDBANK_SHIFT) &			\
161 	TX3912_VIDEOCTRL3_VIDBANK_MASK)
162 #define TX3912_VIDEOCTRL3_VIDBANK_SET(cr, val)				\
163 	((cr) | (((val) << TX3912_VIDEOCTRL3_VIDBANK_SHIFT) &		\
164 	(TX3912_VIDEOCTRL3_VIDBANK_MASK << TX3912_VIDEOCTRL3_VIDBANK_SHIFT)))
165 
166 /* W */
167 #define TX3912_VIDEOCTRL3_VIDBASEHI_SHIFT	4
168 #define TX3912_VIDEOCTRL3_VIDBASEHI_MASK	0xffff
169 #define TX3912_VIDEOCTRL3_VIDBASEHI(cr)					\
170 	(((cr) >> TX3912_VIDEOCTRL3_VIDBASEHI_SHIFT) &			\
171 	TX3912_VIDEOCTRL3_VIDBASEHI_MASK)
172 #define TX3912_VIDEOCTRL3_VIDBASEHI_SET(cr, val)			\
173 	((cr) | (((val) << TX3912_VIDEOCTRL3_VIDBASEHI_SHIFT) &		\
174 	(TX3912_VIDEOCTRL3_VIDBASEHI_MASK << TX3912_VIDEOCTRL3_VIDBASEHI_SHIFT)))
175 
176 
177 /*
178  *	Video Control 4 Register
179  */
180 /* W */
181 /*
182  * DF Rate = LineRate / (DFVAL + 1)
183  */
184 #define TX3912_VIDEOCTRL4_DFVAL_SHIFT	24
185 #define TX3912_VIDEOCTRL4_DFVAL_MASK	0xff
186 #define TX3912_VIDEOCTRL4_DFVAL(cr)					\
187 	(((cr) >> TX3912_VIDEOCTRL4_DFVAL_SHIFT) &			\
188 	TX3912_VIDEOCTRL4_DFVAL_MASK)
189 #define TX3912_VIDEOCTRL4_DFVAL_SET(cr, val)				\
190 	((cr) | (((val) << TX3912_VIDEOCTRL4_DFVAL_SHIFT) &		\
191 	(TX3912_VIDEOCTRL4_DFVAL_MASK << TX3912_VIDEOCTRL4_DFVAL_SHIFT)))
192 
193 #define TX3912_VIDEOCTRL4_FRAMEMASKVAL_SHIFT	20
194 #define TX3912_VIDEOCTRL4_FRAMEMASKVAL_MASK	0xf
195 #define TX3912_VIDEOCTRL4_FRAMEMASKVAL(cr)				\
196 	(((cr) >> TX3912_VIDEOCTRL4_FRAMEMASKVAL_SHIFT) &		\
197 	TX3912_VIDEOCTRL4_FRAMEMASKVAL_MASK)
198 #define TX3912_VIDEOCTRL4_FRAMEMASKVAL_SET(cr, val)			\
199 	((cr) | (((val) << TX3912_VIDEOCTRL4_FRAMEMASKVAL_SHIFT) &	\
200 	(TX3912_VIDEOCTRL4_FRAMEMASKVAL_MASK << TX3912_VIDEOCTRL4_FRAMEMASKVAL_SHIFT)))
201 
202 #define TX3912_VIDEOCTRL4_VIDBASELO_SHIFT	4
203 #define TX3912_VIDEOCTRL4_VIDBASELO_MASK	0xffff
204 #define TX3912_VIDEOCTRL4_VIDBASELO(cr)					\
205 	(((cr) >> TX3912_VIDEOCTRL4_VIDBASELO_SHIFT) &			\
206 	TX3912_VIDEOCTRL4_VIDBASELO_MASK)
207 #define TX3912_VIDEOCTRL4_VIDBASELO_SET(cr, val)			\
208 	((cr) | (((val) << TX3912_VIDEOCTRL4_VIDBASELO_SHIFT) &		\
209 	(TX3912_VIDEOCTRL4_VIDBASELO_MASK << TX3912_VIDEOCTRL4_VIDBASELO_SHIFT)))
210 
211 /*
212  *	Video Control 5 Register
213  */
214 /* W */
215 /*
216  * TX3912_VIDEOCTRL5_REDSEL (31:0)
217  */
218 
219 /*
220  *	Video Control 6 Register
221  */
222 /* W */
223 /*
224  * TX3912_VIDEOCTRL6_GREENSEL (31:0)
225  */
226 
227 /*
228  *	Video Control 7 Register
229  */
230 /* W */
231 /*
232  * TX3912_VIDEOCTRL6_BLUESEL (31:0)
233  */
234 
235 /*
236  *	Video Control 8 Register
237  */
238 /* W */
239 /*
240  * 2_3 means `2 out of 3'
241  */
242 #define TX3912_VIDEOCTRL8_PAT2_3_SHIFT	0
243 #define TX3912_VIDEOCTRL8_PAT2_3_MASK	0xfff
244 #define TX3912_VIDEOCTRL8_PAT2_3(cr)					\
245 	(((cr) >> TX3912_VIDEOCTRL8_PAT2_3_SHIFT) &			\
246 	TX3912_VIDEOCTRL8_PAT2_3_MASK)
247 #define TX3912_VIDEOCTRL8_PAT2_3_SET(cr, val)				\
248 	((cr) | (((val) << TX3912_VIDEOCTRL8_PAT2_3_SHIFT) &		\
249 	(TX3912_VIDEOCTRL8_PAT2_3_MASK << TX3912_VIDEOCTRL8_PAT2_3_SHIFT)))
250 
251 /*
252  *	Video Control 9 Register
253  */
254 /* W */
255 #define TX3912_VIDEOCTRL9_PAT3_4_SHIFT	16
256 #define TX3912_VIDEOCTRL9_PAT3_4_MASK	0xffff
257 #define TX3912_VIDEOCTRL9_PAT3_4(cr)					\
258 	(((cr) >> TX3912_VIDEOCTRL9_PAT3_4_SHIFT) &			\
259 	TX3912_VIDEOCTRL9_PAT3_4_MASK)
260 #define TX3912_VIDEOCTRL9_PAT3_4_SET(cr, val)				\
261 	((cr) | (((val) << TX3912_VIDEOCTRL9_PAT3_4_SHIFT) &		\
262 	(TX3912_VIDEOCTRL9_PAT3_4_MASK << TX3912_VIDEOCTRL9_PAT3_4_SHIFT)))
263 /* W */
264 #define TX3912_VIDEOCTRL9_PAT2_4_SHIFT	0
265 #define TX3912_VIDEOCTRL9_PAT2_4_MASK	0xffff
266 #define TX3912_VIDEOCTRL9_PAT2_4(cr)					\
267 	(((cr) >> TX3912_VIDEOCTRL9_PAT2_4_SHIFT) &			\
268 	TX3912_VIDEOCTRL9_PAT2_4_MASK)
269 #define TX3912_VIDEOCTRL9_PAT2_4_SET(cr, val)				\
270 	((cr) | (((val) << TX3912_VIDEOCTRL9_PAT2_4_SHIFT) &		\
271 	(TX3912_VIDEOCTRL9_PAT2_4_MASK << TX3912_VIDEOCTRL9_PAT2_4_SHIFT)))
272 
273 /*
274  *	Video Control 10 Register
275  */
276 /* W */
277 #define TX3912_VIDEOCTRL10_PAT4_5_SHIFT	0
278 #define TX3912_VIDEOCTRL10_PAT4_5_MASK	0xfffff
279 #define TX3912_VIDEOCTRL10_PAT4_5(cr)					\
280 	(((cr) >> TX3912_VIDEOCTRL10_PAT4_5_SHIFT) &			\
281 	TX3912_VIDEOCTRL10_PAT4_5_MASK)
282 #define TX3912_VIDEOCTRL10_PAT4_5_SET(cr, val)				\
283 	((cr) | (((val) << TX3912_VIDEOCTRL10_PAT4_5_SHIFT) &		\
284 	(TX3912_VIDEOCTRL10_PAT4_5_MASK << TX3912_VIDEOCTRL10_PAT4_5_SHIFT)))
285 
286 /*
287  *	Video Control 11 Register
288  */
289 /* W */
290 #define TX3912_VIDEOCTRL11_PAT3_5_SHIFT	0
291 #define TX3912_VIDEOCTRL11_PAT3_5_MASK	0xfffff
292 #define TX3912_VIDEOCTRL11_PAT3_5(cr)					\
293 	(((cr) >> TX3912_VIDEOCTRL11_PAT3_5_SHIFT) &			\
294 	TX3912_VIDEOCTRL11_PAT3_5_MASK)
295 #define TX3912_VIDEOCTRL11_PAT3_5_SET(cr, val)				\
296 	((cr) | (((val) << TX3912_VIDEOCTRL11_PAT3_5_SHIFT) &		\
297 	(TX3912_VIDEOCTRL11_PAT3_5_MASK << TX3912_VIDEOCTRL11_PAT3_5_SHIFT)))
298 
299 /*
300  *	Video Control 12 Register
301  */
302 /* W */
303 #define TX3912_VIDEOCTRL12_PAT6_7_SHIFT	0
304 #define TX3912_VIDEOCTRL12_PAT6_7_MASK	0xfffffff
305 #define TX3912_VIDEOCTRL12_PAT6_7(cr)					\
306 	(((cr) >> TX3912_VIDEOCTRL12_PAT6_7_SHIFT) &			\
307 	TX3912_VIDEOCTRL12_PAT6_7_MASK)
308 #define TX3912_VIDEOCTRL12_PAT6_7_SET(cr, val)				\
309 	((cr) | (((val) << TX3912_VIDEOCTRL12_PAT6_7_SHIFT) &		\
310 	(TX3912_VIDEOCTRL12_PAT6_7_MASK << TX3912_VIDEOCTRL12_PAT6_7_SHIFT)))
311 
312 /*
313  *	Video Control 13 Register
314  */
315 /* W */
316 #define TX3912_VIDEOCTRL13_PAT5_7_SHIFT	0
317 #define TX3912_VIDEOCTRL13_PAT5_7_MASK	0xfffffff
318 #define TX3912_VIDEOCTRL13_PAT5_7(cr)					\
319 	(((cr) >> TX3912_VIDEOCTRL13_PAT5_7_SHIFT) &			\
320 	TX3912_VIDEOCTRL13_PAT5_7_MASK)
321 #define TX3912_VIDEOCTRL13_PAT5_7_SET(cr, val)				\
322 	((cr) | (((val) << TX3912_VIDEOCTRL13_PAT5_7_SHIFT) &		\
323 	(TX3912_VIDEOCTRL13_PAT5_7_MASK << TX3912_VIDEOCTRL13_PAT5_7_SHIFT)))
324 
325 /*
326  *	Video Control 14 Register
327  */
328 /* W */
329 #define TX3912_VIDEOCTRL14_PAT4_7_SHIFT	0
330 #define TX3912_VIDEOCTRL14_PAT4_7_MASK	0xfffffff
331 #define TX3912_VIDEOCTRL14_PAT4_7(cr)					\
332 	(((cr) >> TX3912_VIDEOCTRL14_PAT4_7_SHIFT) &			\
333 	TX3912_VIDEOCTRL14_PAT4_7_MASK)
334 #define TX3912_VIDEOCTRL14_PAT4_7_SET(cr, val)				\
335 	((cr) | (((val) << TX3912_VIDEOCTRL14_PAT4_7_SHIFT) &		\
336 	(TX3912_VIDEOCTRL14_PAT4_7_MASK << TX3912_VIDEOCTRL14_PAT4_7_SHIFT)))
337 
338 /*
339  *	Default dither pattern
340  */
341 #define P0000	0x0
342 #define P0001	0x1
343 #define P0010	0x2
344 #define P0011	0x3
345 #define P0100	0x4
346 #define P0101	0x5
347 #define P0110	0x6
348 #define P0111	0x7
349 #define P1000	0x8
350 #define P1001	0x9
351 #define P1010	0xa
352 #define P1011	0xb
353 #define P1100	0xc
354 #define P1101	0xd
355 #define P1110	0xe
356 #define P1111	0xf
357 
358 #define DITHER_PATTERN(p0, p1, p2, p3, p4, p5, p6)			\
359 	(((p0) << 24) | ((p1) << 20) | ((p2) << 16) | ((p3) << 12) |	\
360 	 ((p4) << 8) | ((p5) << 4) || (p6))
361 
362 #define TX3912_VIDEOCTRL8_PAT2_3_DEFAULT				\
363 	DITHER_PATTERN(0, 0, 0, 0, P0111, P1101, P1010)
364 #define TX3912_VIDEOCTRL9_PAT3_4_DEFAULT				\
365 	DITHER_PATTERN(0, 0, 0, P0111, P1101, P1011, P1110)
366 #define TX3912_VIDEOCTRL9_PAT2_4_DEFAULT				\
367 	DITHER_PATTERN(0, 0, 0, P1010, P0101, P1010, P0101)
368 #define TX3912_VIDEOCTRL10_PAT4_5_DEFAULT				\
369 	DITHER_PATTERN(0, 0, P0111, P1101, P1111, P1011, P1110)
370 #define TX3912_VIDEOCTRL11_PAT3_5_DEFAULT				\
371 	DITHER_PATTERN(0, 0, P0111, P1010, P0101, P1010, P1101)
372 #define TX3912_VIDEOCTRL12_PAT6_7_DEFAULT				\
373 	DITHER_PATTERN(P1111, P1011, P1111, P1101, P1111, P1110, P0111)
374 #define TX3912_VIDEOCTRL13_PAT5_7_DEFAULT				\
375 	DITHER_PATTERN(P0111, P1011, P0101, P1010, P1101, P1110, P1111)
376 #define TX3912_VIDEOCTRL14_PAT4_7_DEFAULT				\
377 	DITHER_PATTERN(P1011, P1001, P1101, P1100, P0110, P0110, P0011)
378 
379 /* dither duty cycle : pre-dithered data nible mapping */
380 #define TX3912_VIDEO_DITHER_DUTYCYCLE_1		15
381 #define TX3912_VIDEO_DITHER_DUTYCYCLE_6_7	14
382 #define TX3912_VIDEO_DITHER_DUTYCYCLE_4_5	13
383 #define TX3912_VIDEO_DITHER_DUTYCYCLE_3_4	12
384 #define TX3912_VIDEO_DITHER_DUTYCYCLE_5_7	11
385 #define TX3912_VIDEO_DITHER_DUTYCYCLE_2_3	10
386 #define TX3912_VIDEO_DITHER_DUTYCYCLE_3_5	9
387 #define TX3912_VIDEO_DITHER_DUTYCYCLE_4_7	8
388 #define TX3912_VIDEO_DITHER_DUTYCYCLE_2_4	7
389 #define TX3912_VIDEO_DITHER_DUTYCYCLE_3_7	6
390 #define TX3912_VIDEO_DITHER_DUTYCYCLE_2_5	5
391 #define TX3912_VIDEO_DITHER_DUTYCYCLE_1_3	4
392 #define TX3912_VIDEO_DITHER_DUTYCYCLE_2_7	3
393 #define TX3912_VIDEO_DITHER_DUTYCYCLE_1_5	2
394 #define TX3912_VIDEO_DITHER_DUTYCYCLE_1_7	1
395 #define TX3912_VIDEO_DITHER_DUTYCYCLE_0		0
396