xref: /openbmc/linux/drivers/video/fbdev/sm712fb.c (revision 88a6f899)
1 /*
2  * Silicon Motion SM7XX frame buffer device
3  *
4  * Copyright (C) 2006 Silicon Motion Technology Corp.
5  * Authors:  Ge Wang, gewang@siliconmotion.com
6  *	     Boyod boyod.yang@siliconmotion.com.cn
7  *
8  * Copyright (C) 2009 Lemote, Inc.
9  * Author:   Wu Zhangjin, wuzhangjin@gmail.com
10  *
11  * Copyright (C) 2011 Igalia, S.L.
12  * Author:   Javier M. Mellid <jmunhoz@igalia.com>
13  *
14  * This file is subject to the terms and conditions of the GNU General Public
15  * License. See the file COPYING in the main directory of this archive for
16  * more details.
17  *
18  * Framebuffer driver for Silicon Motion SM710, SM712, SM721 and SM722 chips
19  */
20 
21 #include <linux/aperture.h>
22 #include <linux/io.h>
23 #include <linux/fb.h>
24 #include <linux/pci.h>
25 #include <linux/init.h>
26 #include <linux/slab.h>
27 #include <linux/uaccess.h>
28 #include <linux/module.h>
29 #include <linux/console.h>
30 #include <linux/screen_info.h>
31 
32 #include <linux/pm.h>
33 
34 #include "sm712.h"
35 
36 /*
37  * Private structure
38  */
39 struct smtcfb_info {
40 	struct pci_dev *pdev;
41 	struct fb_info *fb;
42 	u16 chip_id;
43 	u8  chip_rev_id;
44 
45 	void __iomem *lfb;	/* linear frame buffer */
46 	void __iomem *dp_regs;	/* drawing processor control regs */
47 	void __iomem *vp_regs;	/* video processor control regs */
48 	void __iomem *cp_regs;	/* capture processor control regs */
49 	void __iomem *mmio;	/* memory map IO port */
50 
51 	u_int width;
52 	u_int height;
53 	u_int hz;
54 
55 	u32 colreg[17];
56 };
57 
58 void __iomem *smtc_regbaseaddress;	/* Memory Map IO starting address */
59 
60 static const struct fb_var_screeninfo smtcfb_var = {
61 	.xres           = 1024,
62 	.yres           = 600,
63 	.xres_virtual   = 1024,
64 	.yres_virtual   = 600,
65 	.bits_per_pixel = 16,
66 	.red            = {16, 8, 0},
67 	.green          = {8, 8, 0},
68 	.blue           = {0, 8, 0},
69 	.activate       = FB_ACTIVATE_NOW,
70 	.height         = -1,
71 	.width          = -1,
72 	.vmode          = FB_VMODE_NONINTERLACED,
73 	.nonstd         = 0,
74 	.accel_flags    = FB_ACCELF_TEXT,
75 };
76 
77 static struct fb_fix_screeninfo smtcfb_fix = {
78 	.id             = "smXXXfb",
79 	.type           = FB_TYPE_PACKED_PIXELS,
80 	.visual         = FB_VISUAL_TRUECOLOR,
81 	.line_length    = 800 * 3,
82 	.accel          = FB_ACCEL_SMI_LYNX,
83 	.type_aux       = 0,
84 	.xpanstep       = 0,
85 	.ypanstep       = 0,
86 	.ywrapstep      = 0,
87 };
88 
89 struct vesa_mode {
90 	char index[6];
91 	u16  lfb_width;
92 	u16  lfb_height;
93 	u16  lfb_depth;
94 };
95 
96 static const struct vesa_mode vesa_mode_table[] = {
97 	{"0x301", 640,  480,  8},
98 	{"0x303", 800,  600,  8},
99 	{"0x305", 1024, 768,  8},
100 	{"0x307", 1280, 1024, 8},
101 
102 	{"0x311", 640,  480,  16},
103 	{"0x314", 800,  600,  16},
104 	{"0x317", 1024, 768,  16},
105 	{"0x31A", 1280, 1024, 16},
106 
107 	{"0x312", 640,  480,  24},
108 	{"0x315", 800,  600,  24},
109 	{"0x318", 1024, 768,  24},
110 	{"0x31B", 1280, 1024, 24},
111 };
112 
113 /**********************************************************************
114 			 SM712 Mode table.
115  **********************************************************************/
116 static const struct modeinit vgamode[] = {
117 	{
118 		/*  mode#0: 640 x 480  16Bpp  60Hz */
119 		640, 480, 16, 60,
120 		/*  Init_MISC */
121 		0xE3,
122 		{	/*  Init_SR0_SR4 */
123 			0x03, 0x01, 0x0F, 0x00, 0x0E,
124 		},
125 		{	/*  Init_SR10_SR24 */
126 			0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
127 			0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
128 			0xC4, 0x30, 0x02, 0x01, 0x01,
129 		},
130 		{	/*  Init_SR30_SR75 */
131 			0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32,
132 			0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF,
133 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
134 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32,
135 			0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA,
136 			0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32,
137 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
138 			0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04,
139 			0x00, 0x45, 0x30, 0x30, 0x40, 0x30,
140 		},
141 		{	/*  Init_SR80_SR93 */
142 			0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32,
143 			0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32,
144 			0x00, 0x00, 0x00, 0x00,
145 		},
146 		{	/*  Init_SRA0_SRAF */
147 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
148 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF,
149 		},
150 		{	/*  Init_GR00_GR08 */
151 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
152 			0xFF,
153 		},
154 		{	/*  Init_AR00_AR14 */
155 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
156 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
157 			0x41, 0x00, 0x0F, 0x00, 0x00,
158 		},
159 		{	/*  Init_CR00_CR18 */
160 			0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E,
161 			0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
162 			0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3,
163 			0xFF,
164 		},
165 		{	/*  Init_CR30_CR4D */
166 			0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20,
167 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD,
168 			0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00,
169 			0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF,
170 		},
171 		{	/*  Init_CR90_CRA7 */
172 			0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55,
173 			0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00,
174 			0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00,
175 		},
176 	},
177 	{
178 		/*  mode#1: 640 x 480  24Bpp  60Hz */
179 		640, 480, 24, 60,
180 		/*  Init_MISC */
181 		0xE3,
182 		{	/*  Init_SR0_SR4 */
183 			0x03, 0x01, 0x0F, 0x00, 0x0E,
184 		},
185 		{	/*  Init_SR10_SR24 */
186 			0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
187 			0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
188 			0xC4, 0x30, 0x02, 0x01, 0x01,
189 		},
190 		{	/*  Init_SR30_SR75 */
191 			0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32,
192 			0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF,
193 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
194 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32,
195 			0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA,
196 			0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32,
197 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
198 			0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04,
199 			0x00, 0x45, 0x30, 0x30, 0x40, 0x30,
200 		},
201 		{	/*  Init_SR80_SR93 */
202 			0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32,
203 			0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32,
204 			0x00, 0x00, 0x00, 0x00,
205 		},
206 		{	/*  Init_SRA0_SRAF */
207 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
208 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF,
209 		},
210 		{	/*  Init_GR00_GR08 */
211 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
212 			0xFF,
213 		},
214 		{	/*  Init_AR00_AR14 */
215 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
216 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
217 			0x41, 0x00, 0x0F, 0x00, 0x00,
218 		},
219 		{	/*  Init_CR00_CR18 */
220 			0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E,
221 			0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
222 			0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3,
223 			0xFF,
224 		},
225 		{	/*  Init_CR30_CR4D */
226 			0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20,
227 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD,
228 			0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00,
229 			0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF,
230 		},
231 		{	/*  Init_CR90_CRA7 */
232 			0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55,
233 			0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00,
234 			0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00,
235 		},
236 	},
237 	{
238 		/*  mode#0: 640 x 480  32Bpp  60Hz */
239 		640, 480, 32, 60,
240 		/*  Init_MISC */
241 		0xE3,
242 		{	/*  Init_SR0_SR4 */
243 			0x03, 0x01, 0x0F, 0x00, 0x0E,
244 		},
245 		{	/*  Init_SR10_SR24 */
246 			0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
247 			0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
248 			0xC4, 0x30, 0x02, 0x01, 0x01,
249 		},
250 		{	/*  Init_SR30_SR75 */
251 			0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32,
252 			0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF,
253 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
254 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32,
255 			0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA,
256 			0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32,
257 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
258 			0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04,
259 			0x00, 0x45, 0x30, 0x30, 0x40, 0x30,
260 		},
261 		{	/*  Init_SR80_SR93 */
262 			0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32,
263 			0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32,
264 			0x00, 0x00, 0x00, 0x00,
265 		},
266 		{	/*  Init_SRA0_SRAF */
267 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
268 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF,
269 		},
270 		{	/*  Init_GR00_GR08 */
271 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
272 			0xFF,
273 		},
274 		{	/*  Init_AR00_AR14 */
275 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
276 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
277 			0x41, 0x00, 0x0F, 0x00, 0x00,
278 		},
279 		{	/*  Init_CR00_CR18 */
280 			0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E,
281 			0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
282 			0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3,
283 			0xFF,
284 		},
285 		{	/*  Init_CR30_CR4D */
286 			0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20,
287 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD,
288 			0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00,
289 			0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF,
290 		},
291 		{	/*  Init_CR90_CRA7 */
292 			0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55,
293 			0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00,
294 			0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00,
295 		},
296 	},
297 
298 	{	/*  mode#2: 800 x 600  16Bpp  60Hz */
299 		800, 600, 16, 60,
300 		/*  Init_MISC */
301 		0x2B,
302 		{	/*  Init_SR0_SR4 */
303 			0x03, 0x01, 0x0F, 0x03, 0x0E,
304 		},
305 		{	/*  Init_SR10_SR24 */
306 			0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
307 			0x99, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
308 			0xC4, 0x30, 0x02, 0x01, 0x01,
309 		},
310 		{	/*  Init_SR30_SR75 */
311 			0x34, 0x03, 0x20, 0x09, 0xC0, 0x24, 0x24, 0x24,
312 			0x24, 0x24, 0x24, 0x24, 0x00, 0x00, 0x03, 0xFF,
313 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x38, 0x00, 0xFC,
314 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x24, 0x24, 0x24,
315 			0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58,
316 			0x04, 0x55, 0x59, 0x24, 0x24, 0x00, 0x00, 0x24,
317 			0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00,
318 			0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13,
319 			0x02, 0x45, 0x30, 0x35, 0x40, 0x20,
320 		},
321 		{	/*  Init_SR80_SR93 */
322 			0x00, 0x00, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x24,
323 			0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x24, 0x24,
324 			0x00, 0x00, 0x00, 0x00,
325 		},
326 		{	/*  Init_SRA0_SRAF */
327 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
328 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF,
329 		},
330 		{	/*  Init_GR00_GR08 */
331 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
332 			0xFF,
333 		},
334 		{	/*  Init_AR00_AR14 */
335 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
336 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
337 			0x41, 0x00, 0x0F, 0x00, 0x00,
338 		},
339 		{	/*  Init_CR00_CR18 */
340 			0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0,
341 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
342 			0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3,
343 			0xFF,
344 		},
345 		{	/*  Init_CR30_CR4D */
346 			0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20,
347 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD,
348 			0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00,
349 			0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57,
350 		},
351 		{	/*  Init_CR90_CRA7 */
352 			0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA,
353 			0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00,
354 			0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00,
355 		},
356 	},
357 	{	/*  mode#3: 800 x 600  24Bpp  60Hz */
358 		800, 600, 24, 60,
359 		0x2B,
360 		{	/*  Init_SR0_SR4 */
361 			0x03, 0x01, 0x0F, 0x03, 0x0E,
362 		},
363 		{	/*  Init_SR10_SR24 */
364 			0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
365 			0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
366 			0xC4, 0x30, 0x02, 0x01, 0x01,
367 		},
368 		{	/*  Init_SR30_SR75 */
369 			0x36, 0x03, 0x20, 0x09, 0xC0, 0x36, 0x36, 0x36,
370 			0x36, 0x36, 0x36, 0x36, 0x00, 0x00, 0x03, 0xFF,
371 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
372 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x36, 0x36, 0x36,
373 			0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58,
374 			0x04, 0x55, 0x59, 0x36, 0x36, 0x00, 0x00, 0x36,
375 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
376 			0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13,
377 			0x02, 0x45, 0x30, 0x30, 0x40, 0x20,
378 		},
379 		{	/*  Init_SR80_SR93 */
380 			0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x36,
381 			0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x36, 0x36,
382 			0x00, 0x00, 0x00, 0x00,
383 		},
384 		{	/*  Init_SRA0_SRAF */
385 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
386 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF,
387 		},
388 		{	/*  Init_GR00_GR08 */
389 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
390 			0xFF,
391 		},
392 		{	/*  Init_AR00_AR14 */
393 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
394 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
395 			0x41, 0x00, 0x0F, 0x00, 0x00,
396 		},
397 		{	/*  Init_CR00_CR18 */
398 			0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0,
399 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
400 			0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3,
401 			0xFF,
402 		},
403 		{	/*  Init_CR30_CR4D */
404 			0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20,
405 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD,
406 			0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00,
407 			0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57,
408 		},
409 		{	/*  Init_CR90_CRA7 */
410 			0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA,
411 			0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00,
412 			0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00,
413 		},
414 	},
415 	{	/*  mode#7: 800 x 600  32Bpp  60Hz */
416 		800, 600, 32, 60,
417 		/*  Init_MISC */
418 		0x2B,
419 		{	/*  Init_SR0_SR4 */
420 			0x03, 0x01, 0x0F, 0x03, 0x0E,
421 		},
422 		{	/*  Init_SR10_SR24 */
423 			0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C,
424 			0x99, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
425 			0xC4, 0x30, 0x02, 0x01, 0x01,
426 		},
427 		{	/*  Init_SR30_SR75 */
428 			0x34, 0x03, 0x20, 0x09, 0xC0, 0x24, 0x24, 0x24,
429 			0x24, 0x24, 0x24, 0x24, 0x00, 0x00, 0x03, 0xFF,
430 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x38, 0x00, 0xFC,
431 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x24, 0x24, 0x24,
432 			0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58,
433 			0x04, 0x55, 0x59, 0x24, 0x24, 0x00, 0x00, 0x24,
434 			0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00,
435 			0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13,
436 			0x02, 0x45, 0x30, 0x35, 0x40, 0x20,
437 		},
438 		{	/*  Init_SR80_SR93 */
439 			0x00, 0x00, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x24,
440 			0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x24, 0x24,
441 			0x00, 0x00, 0x00, 0x00,
442 		},
443 		{	/*  Init_SRA0_SRAF */
444 			0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED,
445 			0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF,
446 		},
447 		{	/*  Init_GR00_GR08 */
448 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
449 			0xFF,
450 		},
451 		{	/*  Init_AR00_AR14 */
452 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
453 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
454 			0x41, 0x00, 0x0F, 0x00, 0x00,
455 		},
456 		{	/*  Init_CR00_CR18 */
457 			0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0,
458 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
459 			0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3,
460 			0xFF,
461 		},
462 		{	/*  Init_CR30_CR4D */
463 			0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20,
464 			0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD,
465 			0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00,
466 			0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57,
467 		},
468 		{	/*  Init_CR90_CRA7 */
469 			0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA,
470 			0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00,
471 			0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00,
472 		},
473 	},
474 	/* We use 1024x768 table to light 1024x600 panel for lemote */
475 	{	/*  mode#4: 1024 x 600  16Bpp  60Hz  */
476 		1024, 600, 16, 60,
477 		/*  Init_MISC */
478 		0xEB,
479 		{	/*  Init_SR0_SR4 */
480 			0x03, 0x01, 0x0F, 0x00, 0x0E,
481 		},
482 		{	/*  Init_SR10_SR24 */
483 			0xC8, 0x40, 0x14, 0x60, 0x00, 0x0A, 0x17, 0x20,
484 			0x51, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
485 			0xC4, 0x30, 0x02, 0x00, 0x01,
486 		},
487 		{	/*  Init_SR30_SR75 */
488 			0x22, 0x03, 0x24, 0x09, 0xC0, 0x22, 0x22, 0x22,
489 			0x22, 0x22, 0x22, 0x22, 0x00, 0x00, 0x03, 0xFF,
490 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
491 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x22, 0x22, 0x22,
492 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
493 			0x00, 0x60, 0x59, 0x22, 0x22, 0x00, 0x00, 0x22,
494 			0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00,
495 			0x50, 0x03, 0x16, 0x02, 0x0D, 0x82, 0x09, 0x02,
496 			0x04, 0x45, 0x3F, 0x30, 0x40, 0x20,
497 		},
498 		{	/*  Init_SR80_SR93 */
499 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
500 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
501 			0x00, 0x00, 0x00, 0x00,
502 		},
503 		{	/*  Init_SRA0_SRAF */
504 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
505 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
506 		},
507 		{	/*  Init_GR00_GR08 */
508 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
509 			0xFF,
510 		},
511 		{	/*  Init_AR00_AR14 */
512 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
513 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
514 			0x41, 0x00, 0x0F, 0x00, 0x00,
515 		},
516 		{	/*  Init_CR00_CR18 */
517 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
518 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
519 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
520 			0xFF,
521 		},
522 		{	/*  Init_CR30_CR4D */
523 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
524 			0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
525 			0xA3, 0x7F, 0x00, 0x82, 0x0b, 0x6f, 0x57, 0x00,
526 			0x5c, 0x0f, 0xE0, 0xe0, 0x7F, 0x57,
527 		},
528 		{	/*  Init_CR90_CRA7 */
529 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
530 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
531 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
532 		},
533 	},
534 	{	/*  1024 x 768  16Bpp  60Hz */
535 		1024, 768, 16, 60,
536 		/*  Init_MISC */
537 		0xEB,
538 		{	/*  Init_SR0_SR4 */
539 			0x03, 0x01, 0x0F, 0x03, 0x0E,
540 		},
541 		{	/*  Init_SR10_SR24 */
542 			0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C,
543 			0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
544 			0xC4, 0x30, 0x02, 0x01, 0x01,
545 		},
546 		{	/*  Init_SR30_SR75 */
547 			0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A,
548 			0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF,
549 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
550 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A,
551 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
552 			0x0F, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A,
553 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
554 			0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02,
555 			0x04, 0x45, 0x30, 0x30, 0x40, 0x20,
556 		},
557 		{	/*  Init_SR80_SR93 */
558 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
559 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
560 			0x00, 0x00, 0x00, 0x00,
561 		},
562 		{	/*  Init_SRA0_SRAF */
563 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
564 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
565 		},
566 		{	/*  Init_GR00_GR08 */
567 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
568 			0xFF,
569 		},
570 		{	/*  Init_AR00_AR14 */
571 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
572 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
573 			0x41, 0x00, 0x0F, 0x00, 0x00,
574 		},
575 		{	/*  Init_CR00_CR18 */
576 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
577 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
578 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
579 			0xFF,
580 		},
581 		{	/*  Init_CR30_CR4D */
582 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
583 			0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
584 			0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00,
585 			0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF,
586 		},
587 		{	/*  Init_CR90_CRA7 */
588 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
589 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
590 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
591 		},
592 	},
593 	{	/*  mode#5: 1024 x 768  24Bpp  60Hz */
594 		1024, 768, 24, 60,
595 		/*  Init_MISC */
596 		0xEB,
597 		{	/*  Init_SR0_SR4 */
598 			0x03, 0x01, 0x0F, 0x03, 0x0E,
599 		},
600 		{	/*  Init_SR10_SR24 */
601 			0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C,
602 			0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
603 			0xC4, 0x30, 0x02, 0x01, 0x01,
604 		},
605 		{	/*  Init_SR30_SR75 */
606 			0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A,
607 			0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF,
608 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
609 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A,
610 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
611 			0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A,
612 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
613 			0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02,
614 			0x04, 0x45, 0x30, 0x30, 0x40, 0x20,
615 		},
616 		{	/*  Init_SR80_SR93 */
617 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
618 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
619 			0x00, 0x00, 0x00, 0x00,
620 		},
621 		{	/*  Init_SRA0_SRAF */
622 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
623 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
624 		},
625 		{	/*  Init_GR00_GR08 */
626 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
627 			0xFF,
628 		},
629 		{	/*  Init_AR00_AR14 */
630 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
631 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
632 			0x41, 0x00, 0x0F, 0x00, 0x00,
633 		},
634 		{	/*  Init_CR00_CR18 */
635 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
636 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
637 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
638 			0xFF,
639 		},
640 		{	/*  Init_CR30_CR4D */
641 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
642 			0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
643 			0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00,
644 			0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF,
645 		},
646 		{	/*  Init_CR90_CRA7 */
647 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
648 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
649 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
650 		},
651 	},
652 	{	/*  mode#4: 1024 x 768  32Bpp  60Hz */
653 		1024, 768, 32, 60,
654 		/*  Init_MISC */
655 		0xEB,
656 		{	/*  Init_SR0_SR4 */
657 			0x03, 0x01, 0x0F, 0x03, 0x0E,
658 		},
659 		{	/*  Init_SR10_SR24 */
660 			0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C,
661 			0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
662 			0xC4, 0x32, 0x02, 0x01, 0x01,
663 		},
664 		{	/*  Init_SR30_SR75 */
665 			0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A,
666 			0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF,
667 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
668 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A,
669 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
670 			0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A,
671 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
672 			0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02,
673 			0x04, 0x45, 0x30, 0x30, 0x40, 0x20,
674 		},
675 		{	/*  Init_SR80_SR93 */
676 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
677 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
678 			0x00, 0x00, 0x00, 0x00,
679 		},
680 		{	/*  Init_SRA0_SRAF */
681 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
682 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
683 		},
684 		{	/*  Init_GR00_GR08 */
685 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
686 			0xFF,
687 		},
688 		{	/*  Init_AR00_AR14 */
689 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
690 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
691 			0x41, 0x00, 0x0F, 0x00, 0x00,
692 		},
693 		{	/*  Init_CR00_CR18 */
694 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
695 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
696 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
697 			0xFF,
698 		},
699 		{	/*  Init_CR30_CR4D */
700 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
701 			0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
702 			0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00,
703 			0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF,
704 		},
705 		{	/*  Init_CR90_CRA7 */
706 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
707 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
708 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
709 		},
710 	},
711 	{	/*  mode#6: 320 x 240  16Bpp  60Hz */
712 		320, 240, 16, 60,
713 		/*  Init_MISC */
714 		0xEB,
715 		{	/*  Init_SR0_SR4 */
716 			0x03, 0x01, 0x0F, 0x03, 0x0E,
717 		},
718 		{	/*  Init_SR10_SR24 */
719 			0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C,
720 			0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
721 			0xC4, 0x32, 0x02, 0x01, 0x01,
722 		},
723 		{	/*  Init_SR30_SR75 */
724 			0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A,
725 			0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF,
726 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
727 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A,
728 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
729 			0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A,
730 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
731 			0x50, 0x03, 0x74, 0x14, 0x08, 0x43, 0x08, 0x43,
732 			0x04, 0x45, 0x30, 0x30, 0x40, 0x20,
733 		},
734 		{	/*  Init_SR80_SR93 */
735 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
736 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
737 			0x00, 0x00, 0x00, 0x00,
738 		},
739 		{	/*  Init_SRA0_SRAF */
740 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
741 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
742 		},
743 		{	/*  Init_GR00_GR08 */
744 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
745 			0xFF,
746 		},
747 		{	/*  Init_AR00_AR14 */
748 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
749 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
750 			0x41, 0x00, 0x0F, 0x00, 0x00,
751 		},
752 		{	/*  Init_CR00_CR18 */
753 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
754 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
755 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
756 			0xFF,
757 		},
758 		{	/*  Init_CR30_CR4D */
759 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
760 			0x00, 0x00, 0x30, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
761 			0x2E, 0x27, 0x00, 0x2b, 0x0c, 0x0F, 0xEF, 0x00,
762 			0xFe, 0x0f, 0x01, 0xC0, 0x27, 0xEF,
763 		},
764 		{	/*  Init_CR90_CRA7 */
765 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
766 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
767 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
768 		},
769 	},
770 
771 	{	/*  mode#8: 320 x 240  32Bpp  60Hz */
772 		320, 240, 32, 60,
773 		/*  Init_MISC */
774 		0xEB,
775 		{	/*  Init_SR0_SR4 */
776 			0x03, 0x01, 0x0F, 0x03, 0x0E,
777 		},
778 		{	/*  Init_SR10_SR24 */
779 			0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C,
780 			0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
781 			0xC4, 0x32, 0x02, 0x01, 0x01,
782 		},
783 		{	/*  Init_SR30_SR75 */
784 			0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A,
785 			0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF,
786 			0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC,
787 			0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A,
788 			0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03,
789 			0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A,
790 			0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00,
791 			0x50, 0x03, 0x74, 0x14, 0x08, 0x43, 0x08, 0x43,
792 			0x04, 0x45, 0x30, 0x30, 0x40, 0x20,
793 		},
794 		{	/*  Init_SR80_SR93 */
795 			0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A,
796 			0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A,
797 			0x00, 0x00, 0x00, 0x00,
798 		},
799 		{	/*  Init_SRA0_SRAF */
800 			0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED,
801 			0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF,
802 		},
803 		{	/*  Init_GR00_GR08 */
804 			0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F,
805 			0xFF,
806 		},
807 		{	/*  Init_AR00_AR14 */
808 			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
809 			0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
810 			0x41, 0x00, 0x0F, 0x00, 0x00,
811 		},
812 		{	/*  Init_CR00_CR18 */
813 			0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5,
814 			0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
815 			0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3,
816 			0xFF,
817 		},
818 		{	/*  Init_CR30_CR4D */
819 			0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20,
820 			0x00, 0x00, 0x30, 0x40, 0x00, 0xFF, 0xBF, 0xFF,
821 			0x2E, 0x27, 0x00, 0x2b, 0x0c, 0x0F, 0xEF, 0x00,
822 			0xFe, 0x0f, 0x01, 0xC0, 0x27, 0xEF,
823 		},
824 		{	/*  Init_CR90_CRA7 */
825 			0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26,
826 			0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00,
827 			0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03,
828 		},
829 	},
830 };
831 
832 static struct screen_info smtc_scr_info;
833 
834 static char *mode_option;
835 
836 /* process command line options, get vga parameter */
837 static void __init sm7xx_vga_setup(char *options)
838 {
839 	int i;
840 
841 	if (!options || !*options)
842 		return;
843 
844 	smtc_scr_info.lfb_width = 0;
845 	smtc_scr_info.lfb_height = 0;
846 	smtc_scr_info.lfb_depth = 0;
847 
848 	pr_debug("%s = %s\n", __func__, options);
849 
850 	for (i = 0; i < ARRAY_SIZE(vesa_mode_table); i++) {
851 		if (strstr(options, vesa_mode_table[i].index)) {
852 			smtc_scr_info.lfb_width  = vesa_mode_table[i].lfb_width;
853 			smtc_scr_info.lfb_height =
854 						vesa_mode_table[i].lfb_height;
855 			smtc_scr_info.lfb_depth  = vesa_mode_table[i].lfb_depth;
856 			return;
857 		}
858 	}
859 }
860 
861 static void sm712_setpalette(int regno, unsigned int red, unsigned int green,
862 			     unsigned int blue, struct fb_info *info)
863 {
864 	/* set bit 5:4 = 01 (write LCD RAM only) */
865 	smtc_seqw(0x66, (smtc_seqr(0x66) & 0xC3) | 0x10);
866 
867 	smtc_mmiowb(regno, dac_reg);
868 	smtc_mmiowb(red >> 10, dac_val);
869 	smtc_mmiowb(green >> 10, dac_val);
870 	smtc_mmiowb(blue >> 10, dac_val);
871 }
872 
873 /* chan_to_field
874  *
875  * convert a colour value into a field position
876  *
877  * from pxafb.c
878  */
879 
880 static inline unsigned int chan_to_field(unsigned int chan,
881 					 struct fb_bitfield *bf)
882 {
883 	chan &= 0xffff;
884 	chan >>= 16 - bf->length;
885 	return chan << bf->offset;
886 }
887 
888 static int smtc_blank(int blank_mode, struct fb_info *info)
889 {
890 	struct smtcfb_info *sfb = info->par;
891 
892 	/* clear DPMS setting */
893 	switch (blank_mode) {
894 	case FB_BLANK_UNBLANK:
895 		/* Screen On: HSync: On, VSync : On */
896 
897 		switch (sfb->chip_id) {
898 		case 0x710:
899 		case 0x712:
900 			smtc_seqw(0x6a, 0x16);
901 			smtc_seqw(0x6b, 0x02);
902 			break;
903 		case 0x720:
904 			smtc_seqw(0x6a, 0x0d);
905 			smtc_seqw(0x6b, 0x02);
906 			break;
907 		}
908 
909 		smtc_seqw(0x23, (smtc_seqr(0x23) & (~0xc0)));
910 		smtc_seqw(0x01, (smtc_seqr(0x01) & (~0x20)));
911 		smtc_seqw(0x21, (smtc_seqr(0x21) & 0x77));
912 		smtc_seqw(0x22, (smtc_seqr(0x22) & (~0x30)));
913 		smtc_seqw(0x31, (smtc_seqr(0x31) | 0x03));
914 		smtc_seqw(0x24, (smtc_seqr(0x24) | 0x01));
915 		break;
916 	case FB_BLANK_NORMAL:
917 		/* Screen Off: HSync: On, VSync : On   Soft blank */
918 		smtc_seqw(0x24, (smtc_seqr(0x24) | 0x01));
919 		smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00));
920 		smtc_seqw(0x23, (smtc_seqr(0x23) & (~0xc0)));
921 		smtc_seqw(0x01, (smtc_seqr(0x01) & (~0x20)));
922 		smtc_seqw(0x22, (smtc_seqr(0x22) & (~0x30)));
923 		smtc_seqw(0x6a, 0x16);
924 		smtc_seqw(0x6b, 0x02);
925 		break;
926 	case FB_BLANK_VSYNC_SUSPEND:
927 		/* Screen On: HSync: On, VSync : Off */
928 		smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01)));
929 		smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00));
930 		smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0x20));
931 		smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20));
932 		smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88));
933 		smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0)));
934 		smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x20));
935 		smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80));
936 		smtc_seqw(0x6a, 0x0c);
937 		smtc_seqw(0x6b, 0x02);
938 		break;
939 	case FB_BLANK_HSYNC_SUSPEND:
940 		/* Screen On: HSync: Off, VSync : On */
941 		smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01)));
942 		smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00));
943 		smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0xD8));
944 		smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20));
945 		smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88));
946 		smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0)));
947 		smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x10));
948 		smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80));
949 		smtc_seqw(0x6a, 0x0c);
950 		smtc_seqw(0x6b, 0x02);
951 		break;
952 	case FB_BLANK_POWERDOWN:
953 		/* Screen On: HSync: Off, VSync : Off */
954 		smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01)));
955 		smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00));
956 		smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0xD8));
957 		smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20));
958 		smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88));
959 		smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0)));
960 		smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x30));
961 		smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80));
962 		smtc_seqw(0x6a, 0x0c);
963 		smtc_seqw(0x6b, 0x02);
964 		break;
965 	default:
966 		return -EINVAL;
967 	}
968 
969 	return 0;
970 }
971 
972 static int smtc_setcolreg(unsigned int regno, unsigned int red,
973 			  unsigned int green, unsigned int blue,
974 			  unsigned int trans, struct fb_info *info)
975 {
976 	struct smtcfb_info *sfb;
977 	u32 val;
978 
979 	sfb = info->par;
980 
981 	if (regno > 255)
982 		return 1;
983 
984 	switch (sfb->fb->fix.visual) {
985 	case FB_VISUAL_DIRECTCOLOR:
986 	case FB_VISUAL_TRUECOLOR:
987 		/*
988 		 * 16/32 bit true-colour, use pseudo-palette for 16 base color
989 		 */
990 		if (regno >= 16)
991 			break;
992 		if (sfb->fb->var.bits_per_pixel == 16) {
993 			u32 *pal = sfb->fb->pseudo_palette;
994 
995 			val = chan_to_field(red, &sfb->fb->var.red);
996 			val |= chan_to_field(green, &sfb->fb->var.green);
997 			val |= chan_to_field(blue, &sfb->fb->var.blue);
998 			pal[regno] = pal_rgb(red, green, blue, val);
999 		} else {
1000 			u32 *pal = sfb->fb->pseudo_palette;
1001 
1002 			val = chan_to_field(red, &sfb->fb->var.red);
1003 			val |= chan_to_field(green, &sfb->fb->var.green);
1004 			val |= chan_to_field(blue, &sfb->fb->var.blue);
1005 			pal[regno] = big_swap(val);
1006 		}
1007 		break;
1008 
1009 	case FB_VISUAL_PSEUDOCOLOR:
1010 		/* color depth 8 bit */
1011 		sm712_setpalette(regno, red, green, blue, info);
1012 		break;
1013 
1014 	default:
1015 		return 1;	/* unknown type */
1016 	}
1017 
1018 	return 0;
1019 }
1020 
1021 static ssize_t smtcfb_read(struct fb_info *info, char __user *buf,
1022 			   size_t count, loff_t *ppos)
1023 {
1024 	unsigned long p = *ppos;
1025 
1026 	u32 *buffer, *dst;
1027 	u32 __iomem *src;
1028 	int c, i, cnt = 0, err = 0;
1029 	unsigned long total_size;
1030 
1031 	if (!info->screen_base)
1032 		return -ENODEV;
1033 
1034 	total_size = info->screen_size;
1035 
1036 	if (total_size == 0)
1037 		total_size = info->fix.smem_len;
1038 
1039 	if (p >= total_size)
1040 		return 0;
1041 
1042 	if (count >= total_size)
1043 		count = total_size;
1044 
1045 	if (count + p > total_size)
1046 		count = total_size - p;
1047 
1048 	buffer = kmalloc(PAGE_SIZE, GFP_KERNEL);
1049 	if (!buffer)
1050 		return -ENOMEM;
1051 
1052 	src = (u32 __iomem *)(info->screen_base + p);
1053 
1054 	if (info->fbops->fb_sync)
1055 		info->fbops->fb_sync(info);
1056 
1057 	while (count) {
1058 		c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1059 		dst = buffer;
1060 		for (i = (c + 3) >> 2; i--;) {
1061 			u32 val;
1062 
1063 			val = fb_readl(src);
1064 			*dst = big_swap(val);
1065 			src++;
1066 			dst++;
1067 		}
1068 
1069 		if (copy_to_user(buf, buffer, c)) {
1070 			err = -EFAULT;
1071 			break;
1072 		}
1073 		*ppos += c;
1074 		buf += c;
1075 		cnt += c;
1076 		count -= c;
1077 	}
1078 
1079 	kfree(buffer);
1080 
1081 	return (err) ? err : cnt;
1082 }
1083 
1084 static ssize_t smtcfb_write(struct fb_info *info, const char __user *buf,
1085 			    size_t count, loff_t *ppos)
1086 {
1087 	unsigned long p = *ppos;
1088 
1089 	u32 *buffer, *src;
1090 	u32 __iomem *dst;
1091 	int c, i, cnt = 0, err = 0;
1092 	unsigned long total_size;
1093 
1094 	if (!info->screen_base)
1095 		return -ENODEV;
1096 
1097 	total_size = info->screen_size;
1098 
1099 	if (total_size == 0)
1100 		total_size = info->fix.smem_len;
1101 
1102 	if (p > total_size)
1103 		return -EFBIG;
1104 
1105 	if (count > total_size) {
1106 		err = -EFBIG;
1107 		count = total_size;
1108 	}
1109 
1110 	if (count + p > total_size) {
1111 		if (!err)
1112 			err = -ENOSPC;
1113 
1114 		count = total_size - p;
1115 	}
1116 
1117 	buffer = kmalloc(PAGE_SIZE, GFP_KERNEL);
1118 	if (!buffer)
1119 		return -ENOMEM;
1120 
1121 	dst = (u32 __iomem *)(info->screen_base + p);
1122 
1123 	if (info->fbops->fb_sync)
1124 		info->fbops->fb_sync(info);
1125 
1126 	while (count) {
1127 		c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
1128 		src = buffer;
1129 
1130 		if (copy_from_user(src, buf, c)) {
1131 			err = -EFAULT;
1132 			break;
1133 		}
1134 
1135 		for (i = (c + 3) >> 2; i--;) {
1136 			fb_writel(big_swap(*src), dst);
1137 			dst++;
1138 			src++;
1139 		}
1140 
1141 		*ppos += c;
1142 		buf += c;
1143 		cnt += c;
1144 		count -= c;
1145 	}
1146 
1147 	kfree(buffer);
1148 
1149 	return (cnt) ? cnt : err;
1150 }
1151 
1152 static void sm7xx_set_timing(struct smtcfb_info *sfb)
1153 {
1154 	int i = 0, j = 0;
1155 	u32 m_nscreenstride;
1156 
1157 	dev_dbg(&sfb->pdev->dev,
1158 		"sfb->width=%d sfb->height=%d sfb->fb->var.bits_per_pixel=%d sfb->hz=%d\n",
1159 		sfb->width, sfb->height, sfb->fb->var.bits_per_pixel, sfb->hz);
1160 
1161 	for (j = 0; j < ARRAY_SIZE(vgamode); j++) {
1162 		if (vgamode[j].mmsizex != sfb->width ||
1163 		    vgamode[j].mmsizey != sfb->height ||
1164 		    vgamode[j].bpp != sfb->fb->var.bits_per_pixel ||
1165 		    vgamode[j].hz != sfb->hz)
1166 			continue;
1167 
1168 		dev_dbg(&sfb->pdev->dev,
1169 			"vgamode[j].mmsizex=%d vgamode[j].mmSizeY=%d vgamode[j].bpp=%d vgamode[j].hz=%d\n",
1170 			vgamode[j].mmsizex, vgamode[j].mmsizey,
1171 			vgamode[j].bpp, vgamode[j].hz);
1172 
1173 		dev_dbg(&sfb->pdev->dev, "vgamode index=%d\n", j);
1174 
1175 		smtc_mmiowb(0x0, 0x3c6);
1176 
1177 		smtc_seqw(0, 0x1);
1178 
1179 		smtc_mmiowb(vgamode[j].init_misc, 0x3c2);
1180 
1181 		/* init SEQ register SR00 - SR04 */
1182 		for (i = 0; i < SIZE_SR00_SR04; i++)
1183 			smtc_seqw(i, vgamode[j].init_sr00_sr04[i]);
1184 
1185 		/* init SEQ register SR10 - SR24 */
1186 		for (i = 0; i < SIZE_SR10_SR24; i++)
1187 			smtc_seqw(i + 0x10, vgamode[j].init_sr10_sr24[i]);
1188 
1189 		/* init SEQ register SR30 - SR75 */
1190 		for (i = 0; i < SIZE_SR30_SR75; i++)
1191 			if ((i + 0x30) != 0x30 && (i + 0x30) != 0x62 &&
1192 			    (i + 0x30) != 0x6a && (i + 0x30) != 0x6b &&
1193 			    (i + 0x30) != 0x70 && (i + 0x30) != 0x71 &&
1194 			    (i + 0x30) != 0x74 && (i + 0x30) != 0x75)
1195 				smtc_seqw(i + 0x30,
1196 					  vgamode[j].init_sr30_sr75[i]);
1197 
1198 		/* init SEQ register SR80 - SR93 */
1199 		for (i = 0; i < SIZE_SR80_SR93; i++)
1200 			smtc_seqw(i + 0x80, vgamode[j].init_sr80_sr93[i]);
1201 
1202 		/* init SEQ register SRA0 - SRAF */
1203 		for (i = 0; i < SIZE_SRA0_SRAF; i++)
1204 			smtc_seqw(i + 0xa0, vgamode[j].init_sra0_sraf[i]);
1205 
1206 		/* init Graphic register GR00 - GR08 */
1207 		for (i = 0; i < SIZE_GR00_GR08; i++)
1208 			smtc_grphw(i, vgamode[j].init_gr00_gr08[i]);
1209 
1210 		/* init Attribute register AR00 - AR14 */
1211 		for (i = 0; i < SIZE_AR00_AR14; i++)
1212 			smtc_attrw(i, vgamode[j].init_ar00_ar14[i]);
1213 
1214 		/* init CRTC register CR00 - CR18 */
1215 		for (i = 0; i < SIZE_CR00_CR18; i++)
1216 			smtc_crtcw(i, vgamode[j].init_cr00_cr18[i]);
1217 
1218 		/* init CRTC register CR30 - CR4D */
1219 		for (i = 0; i < SIZE_CR30_CR4D; i++) {
1220 			if ((i + 0x30) >= 0x3B && (i + 0x30) <= 0x3F)
1221 				/* side-effect, don't write to CR3B-CR3F */
1222 				continue;
1223 			smtc_crtcw(i + 0x30, vgamode[j].init_cr30_cr4d[i]);
1224 		}
1225 
1226 		/* init CRTC register CR90 - CRA7 */
1227 		for (i = 0; i < SIZE_CR90_CRA7; i++)
1228 			smtc_crtcw(i + 0x90, vgamode[j].init_cr90_cra7[i]);
1229 	}
1230 	smtc_mmiowb(0x67, 0x3c2);
1231 
1232 	/* set VPR registers */
1233 	writel(0x0, sfb->vp_regs + 0x0C);
1234 	writel(0x0, sfb->vp_regs + 0x40);
1235 
1236 	/* set data width */
1237 	m_nscreenstride = (sfb->width * sfb->fb->var.bits_per_pixel) / 64;
1238 	switch (sfb->fb->var.bits_per_pixel) {
1239 	case 8:
1240 		writel(0x0, sfb->vp_regs + 0x0);
1241 		break;
1242 	case 16:
1243 		writel(0x00020000, sfb->vp_regs + 0x0);
1244 		break;
1245 	case 24:
1246 		writel(0x00040000, sfb->vp_regs + 0x0);
1247 		break;
1248 	case 32:
1249 		writel(0x00030000, sfb->vp_regs + 0x0);
1250 		break;
1251 	}
1252 	writel((u32)(((m_nscreenstride + 2) << 16) | m_nscreenstride),
1253 	       sfb->vp_regs + 0x10);
1254 }
1255 
1256 static void smtc_set_timing(struct smtcfb_info *sfb)
1257 {
1258 	switch (sfb->chip_id) {
1259 	case 0x710:
1260 	case 0x712:
1261 	case 0x720:
1262 		sm7xx_set_timing(sfb);
1263 		break;
1264 	}
1265 }
1266 
1267 static void smtcfb_setmode(struct smtcfb_info *sfb)
1268 {
1269 	switch (sfb->fb->var.bits_per_pixel) {
1270 	case 32:
1271 		sfb->fb->fix.visual       = FB_VISUAL_TRUECOLOR;
1272 		sfb->fb->fix.line_length  = sfb->fb->var.xres * 4;
1273 		sfb->fb->var.red.length   = 8;
1274 		sfb->fb->var.green.length = 8;
1275 		sfb->fb->var.blue.length  = 8;
1276 		sfb->fb->var.red.offset   = 16;
1277 		sfb->fb->var.green.offset = 8;
1278 		sfb->fb->var.blue.offset  = 0;
1279 		break;
1280 	case 24:
1281 		sfb->fb->fix.visual       = FB_VISUAL_TRUECOLOR;
1282 		sfb->fb->fix.line_length  = sfb->fb->var.xres * 3;
1283 		sfb->fb->var.red.length   = 8;
1284 		sfb->fb->var.green.length = 8;
1285 		sfb->fb->var.blue.length  = 8;
1286 		sfb->fb->var.red.offset   = 16;
1287 		sfb->fb->var.green.offset = 8;
1288 		sfb->fb->var.blue.offset  = 0;
1289 		break;
1290 	case 8:
1291 		sfb->fb->fix.visual       = FB_VISUAL_PSEUDOCOLOR;
1292 		sfb->fb->fix.line_length  = sfb->fb->var.xres;
1293 		sfb->fb->var.red.length   = 3;
1294 		sfb->fb->var.green.length = 3;
1295 		sfb->fb->var.blue.length  = 2;
1296 		sfb->fb->var.red.offset   = 5;
1297 		sfb->fb->var.green.offset = 2;
1298 		sfb->fb->var.blue.offset  = 0;
1299 		break;
1300 	case 16:
1301 	default:
1302 		sfb->fb->fix.visual       = FB_VISUAL_TRUECOLOR;
1303 		sfb->fb->fix.line_length  = sfb->fb->var.xres * 2;
1304 		sfb->fb->var.red.length   = 5;
1305 		sfb->fb->var.green.length = 6;
1306 		sfb->fb->var.blue.length  = 5;
1307 		sfb->fb->var.red.offset   = 11;
1308 		sfb->fb->var.green.offset = 5;
1309 		sfb->fb->var.blue.offset  = 0;
1310 		break;
1311 	}
1312 
1313 	sfb->width  = sfb->fb->var.xres;
1314 	sfb->height = sfb->fb->var.yres;
1315 	sfb->hz = 60;
1316 	smtc_set_timing(sfb);
1317 }
1318 
1319 static int smtc_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
1320 {
1321 	/* sanity checks */
1322 	if (var->xres_virtual < var->xres)
1323 		var->xres_virtual = var->xres;
1324 
1325 	if (var->yres_virtual < var->yres)
1326 		var->yres_virtual = var->yres;
1327 
1328 	/* set valid default bpp */
1329 	if ((var->bits_per_pixel != 8)  && (var->bits_per_pixel != 16) &&
1330 	    (var->bits_per_pixel != 24) && (var->bits_per_pixel != 32))
1331 		var->bits_per_pixel = 16;
1332 
1333 	return 0;
1334 }
1335 
1336 static int smtc_set_par(struct fb_info *info)
1337 {
1338 	smtcfb_setmode(info->par);
1339 
1340 	return 0;
1341 }
1342 
1343 static const struct fb_ops smtcfb_ops = {
1344 	.owner        = THIS_MODULE,
1345 	.fb_check_var = smtc_check_var,
1346 	.fb_set_par   = smtc_set_par,
1347 	.fb_setcolreg = smtc_setcolreg,
1348 	.fb_blank     = smtc_blank,
1349 	.fb_fillrect  = cfb_fillrect,
1350 	.fb_imageblit = cfb_imageblit,
1351 	.fb_copyarea  = cfb_copyarea,
1352 	.fb_read      = smtcfb_read,
1353 	.fb_write     = smtcfb_write,
1354 };
1355 
1356 /*
1357  * Unmap in the memory mapped IO registers
1358  */
1359 
1360 static void smtc_unmap_mmio(struct smtcfb_info *sfb)
1361 {
1362 	if (sfb && smtc_regbaseaddress)
1363 		smtc_regbaseaddress = NULL;
1364 }
1365 
1366 /*
1367  * Map in the screen memory
1368  */
1369 
1370 static int smtc_map_smem(struct smtcfb_info *sfb,
1371 			 struct pci_dev *pdev, u_long smem_len)
1372 {
1373 	sfb->fb->fix.smem_start = pci_resource_start(pdev, 0);
1374 
1375 	if (sfb->chip_id == 0x720)
1376 		/* on SM720, the framebuffer starts at the 1 MB offset */
1377 		sfb->fb->fix.smem_start += 0x00200000;
1378 
1379 	/* XXX: is it safe for SM720 on Big-Endian? */
1380 	if (sfb->fb->var.bits_per_pixel == 32)
1381 		sfb->fb->fix.smem_start += big_addr;
1382 
1383 	sfb->fb->fix.smem_len = smem_len;
1384 
1385 	sfb->fb->screen_base = sfb->lfb;
1386 
1387 	if (!sfb->fb->screen_base) {
1388 		dev_err(&pdev->dev,
1389 			"%s: unable to map screen memory\n", sfb->fb->fix.id);
1390 		return -ENOMEM;
1391 	}
1392 
1393 	return 0;
1394 }
1395 
1396 /*
1397  * Unmap in the screen memory
1398  *
1399  */
1400 static void smtc_unmap_smem(struct smtcfb_info *sfb)
1401 {
1402 	if (sfb && sfb->fb->screen_base) {
1403 		if (sfb->chip_id == 0x720)
1404 			sfb->fb->screen_base -= 0x00200000;
1405 		iounmap(sfb->fb->screen_base);
1406 		sfb->fb->screen_base = NULL;
1407 	}
1408 }
1409 
1410 /*
1411  * We need to wake up the device and make sure its in linear memory mode.
1412  */
1413 static inline void sm7xx_init_hw(void)
1414 {
1415 	outb_p(0x18, 0x3c4);
1416 	outb_p(0x11, 0x3c5);
1417 }
1418 
1419 static u_long sm7xx_vram_probe(struct smtcfb_info *sfb)
1420 {
1421 	u8 vram;
1422 
1423 	switch (sfb->chip_id) {
1424 	case 0x710:
1425 	case 0x712:
1426 		/*
1427 		 * Assume SM712 graphics chip has 4MB VRAM.
1428 		 *
1429 		 * FIXME: SM712 can have 2MB VRAM, which is used on earlier
1430 		 * laptops, such as IBM Thinkpad 240X. This driver would
1431 		 * probably crash on those machines. If anyone gets one of
1432 		 * those and is willing to help, run "git blame" and send me
1433 		 * an E-mail.
1434 		 */
1435 		return 0x00400000;
1436 	case 0x720:
1437 		outb_p(0x76, 0x3c4);
1438 		vram = inb_p(0x3c5) >> 6;
1439 
1440 		if (vram == 0x00)
1441 			return 0x00800000;  /* 8 MB */
1442 		else if (vram == 0x01)
1443 			return 0x01000000;  /* 16 MB */
1444 		else if (vram == 0x02)
1445 			return 0x00400000;  /* illegal, fallback to 4 MB */
1446 		else if (vram == 0x03)
1447 			return 0x00400000;  /* 4 MB */
1448 	}
1449 	return 0;  /* unknown hardware */
1450 }
1451 
1452 static void sm7xx_resolution_probe(struct smtcfb_info *sfb)
1453 {
1454 	/* get mode parameter from smtc_scr_info */
1455 	if (smtc_scr_info.lfb_width != 0) {
1456 		sfb->fb->var.xres = smtc_scr_info.lfb_width;
1457 		sfb->fb->var.yres = smtc_scr_info.lfb_height;
1458 		sfb->fb->var.bits_per_pixel = smtc_scr_info.lfb_depth;
1459 		goto final;
1460 	}
1461 
1462 	/*
1463 	 * No parameter, default resolution is 1024x768-16.
1464 	 *
1465 	 * FIXME: earlier laptops, such as IBM Thinkpad 240X, has a 800x600
1466 	 * panel, also see the comments about Thinkpad 240X above.
1467 	 */
1468 	sfb->fb->var.xres = SCREEN_X_RES;
1469 	sfb->fb->var.yres = SCREEN_Y_RES_PC;
1470 	sfb->fb->var.bits_per_pixel = SCREEN_BPP;
1471 
1472 #ifdef CONFIG_MIPS
1473 	/*
1474 	 * Loongson MIPS netbooks use 1024x600 LCD panels, which is the original
1475 	 * target platform of this driver, but nearly all old x86 laptops have
1476 	 * 1024x768. Lighting 768 panels using 600's timings would partially
1477 	 * garble the display, so we don't want that. But it's not possible to
1478 	 * distinguish them reliably.
1479 	 *
1480 	 * So we change the default to 768, but keep 600 as-is on MIPS.
1481 	 */
1482 	sfb->fb->var.yres = SCREEN_Y_RES_NETBOOK;
1483 #endif
1484 
1485 final:
1486 	big_pixel_depth(sfb->fb->var.bits_per_pixel, smtc_scr_info.lfb_depth);
1487 }
1488 
1489 static int smtcfb_pci_probe(struct pci_dev *pdev,
1490 			    const struct pci_device_id *ent)
1491 {
1492 	struct smtcfb_info *sfb;
1493 	struct fb_info *info;
1494 	u_long smem_size;
1495 	int err;
1496 	unsigned long mmio_base;
1497 
1498 	dev_info(&pdev->dev, "Silicon Motion display driver.\n");
1499 
1500 	err = aperture_remove_conflicting_pci_devices(pdev, "smtcfb");
1501 	if (err)
1502 		return err;
1503 
1504 	err = pci_enable_device(pdev);	/* enable SMTC chip */
1505 	if (err)
1506 		return err;
1507 
1508 	err = pci_request_region(pdev, 0, "sm7xxfb");
1509 	if (err < 0) {
1510 		dev_err(&pdev->dev, "cannot reserve framebuffer region\n");
1511 		goto failed_regions;
1512 	}
1513 
1514 	sprintf(smtcfb_fix.id, "sm%Xfb", ent->device);
1515 
1516 	info = framebuffer_alloc(sizeof(*sfb), &pdev->dev);
1517 	if (!info) {
1518 		err = -ENOMEM;
1519 		goto failed_free;
1520 	}
1521 
1522 	sfb = info->par;
1523 	sfb->fb = info;
1524 	sfb->chip_id = ent->device;
1525 	sfb->pdev = pdev;
1526 	info->flags = FBINFO_FLAG_DEFAULT;
1527 	info->fbops = &smtcfb_ops;
1528 	info->fix = smtcfb_fix;
1529 	info->var = smtcfb_var;
1530 	info->pseudo_palette = sfb->colreg;
1531 	info->par = sfb;
1532 
1533 	pci_set_drvdata(pdev, sfb);
1534 
1535 	sm7xx_init_hw();
1536 
1537 	/* Map address and memory detection */
1538 	mmio_base = pci_resource_start(pdev, 0);
1539 	pci_read_config_byte(pdev, PCI_REVISION_ID, &sfb->chip_rev_id);
1540 
1541 	smem_size = sm7xx_vram_probe(sfb);
1542 	dev_info(&pdev->dev, "%lu MiB of VRAM detected.\n",
1543 					smem_size / 1048576);
1544 
1545 	switch (sfb->chip_id) {
1546 	case 0x710:
1547 	case 0x712:
1548 		sfb->fb->fix.mmio_start = mmio_base + 0x00400000;
1549 		sfb->fb->fix.mmio_len = 0x00400000;
1550 		sfb->lfb = ioremap(mmio_base, mmio_addr);
1551 		if (!sfb->lfb) {
1552 			dev_err(&pdev->dev,
1553 				"%s: unable to map memory mapped IO!\n",
1554 				sfb->fb->fix.id);
1555 			err = -ENOMEM;
1556 			goto failed_fb;
1557 		}
1558 
1559 		sfb->mmio = (smtc_regbaseaddress =
1560 		    sfb->lfb + 0x00700000);
1561 		sfb->dp_regs = sfb->lfb + 0x00408000;
1562 		sfb->vp_regs = sfb->lfb + 0x0040c000;
1563 		if (sfb->fb->var.bits_per_pixel == 32) {
1564 			sfb->lfb += big_addr;
1565 			dev_info(&pdev->dev, "sfb->lfb=%p\n", sfb->lfb);
1566 		}
1567 
1568 		/* set MCLK = 14.31818 * (0x16 / 0x2) */
1569 		smtc_seqw(0x6a, 0x16);
1570 		smtc_seqw(0x6b, 0x02);
1571 		smtc_seqw(0x62, 0x3e);
1572 		/* enable PCI burst */
1573 		smtc_seqw(0x17, 0x20);
1574 		/* enable word swap */
1575 		if (sfb->fb->var.bits_per_pixel == 32)
1576 			seqw17();
1577 		break;
1578 	case 0x720:
1579 		sfb->fb->fix.mmio_start = mmio_base;
1580 		sfb->fb->fix.mmio_len = 0x00200000;
1581 		sfb->dp_regs = ioremap(mmio_base, 0x00200000 + smem_size);
1582 		if (!sfb->dp_regs) {
1583 			dev_err(&pdev->dev,
1584 				"%s: unable to map memory mapped IO!\n",
1585 				sfb->fb->fix.id);
1586 			err = -ENOMEM;
1587 			goto failed_fb;
1588 		}
1589 
1590 		sfb->lfb = sfb->dp_regs + 0x00200000;
1591 		sfb->mmio = (smtc_regbaseaddress =
1592 		    sfb->dp_regs + 0x000c0000);
1593 		sfb->vp_regs = sfb->dp_regs + 0x800;
1594 
1595 		smtc_seqw(0x62, 0xff);
1596 		smtc_seqw(0x6a, 0x0d);
1597 		smtc_seqw(0x6b, 0x02);
1598 		break;
1599 	default:
1600 		dev_err(&pdev->dev,
1601 			"No valid Silicon Motion display chip was detected!\n");
1602 		err = -ENODEV;
1603 		goto failed_fb;
1604 	}
1605 
1606 	/* probe and decide resolution */
1607 	sm7xx_resolution_probe(sfb);
1608 
1609 	/* can support 32 bpp */
1610 	if (sfb->fb->var.bits_per_pixel == 15)
1611 		sfb->fb->var.bits_per_pixel = 16;
1612 
1613 	sfb->fb->var.xres_virtual = sfb->fb->var.xres;
1614 	sfb->fb->var.yres_virtual = sfb->fb->var.yres;
1615 	err = smtc_map_smem(sfb, pdev, smem_size);
1616 	if (err)
1617 		goto failed;
1618 
1619 	/*
1620 	 * The screen would be temporarily garbled when sm712fb takes over
1621 	 * vesafb or VGA text mode. Zero the framebuffer.
1622 	 */
1623 	memset_io(sfb->lfb, 0, sfb->fb->fix.smem_len);
1624 
1625 	err = register_framebuffer(info);
1626 	if (err < 0)
1627 		goto failed;
1628 
1629 	dev_info(&pdev->dev,
1630 		 "Silicon Motion SM%X Rev%X primary display mode %dx%d-%d Init Complete.\n",
1631 		 sfb->chip_id, sfb->chip_rev_id, sfb->fb->var.xres,
1632 		 sfb->fb->var.yres, sfb->fb->var.bits_per_pixel);
1633 
1634 	return 0;
1635 
1636 failed:
1637 	dev_err(&pdev->dev, "Silicon Motion, Inc. primary display init fail.\n");
1638 
1639 	smtc_unmap_smem(sfb);
1640 	smtc_unmap_mmio(sfb);
1641 failed_fb:
1642 	framebuffer_release(info);
1643 
1644 failed_free:
1645 	pci_release_region(pdev, 0);
1646 
1647 failed_regions:
1648 	pci_disable_device(pdev);
1649 
1650 	return err;
1651 }
1652 
1653 /*
1654  * 0x710 (LynxEM)
1655  * 0x712 (LynxEM+)
1656  * 0x720 (Lynx3DM, Lynx3DM+)
1657  */
1658 static const struct pci_device_id smtcfb_pci_table[] = {
1659 	{ PCI_DEVICE(0x126f, 0x710), },
1660 	{ PCI_DEVICE(0x126f, 0x712), },
1661 	{ PCI_DEVICE(0x126f, 0x720), },
1662 	{0,}
1663 };
1664 
1665 MODULE_DEVICE_TABLE(pci, smtcfb_pci_table);
1666 
1667 static void smtcfb_pci_remove(struct pci_dev *pdev)
1668 {
1669 	struct smtcfb_info *sfb;
1670 
1671 	sfb = pci_get_drvdata(pdev);
1672 	smtc_unmap_smem(sfb);
1673 	smtc_unmap_mmio(sfb);
1674 	unregister_framebuffer(sfb->fb);
1675 	framebuffer_release(sfb->fb);
1676 	pci_release_region(pdev, 0);
1677 	pci_disable_device(pdev);
1678 }
1679 
1680 static int __maybe_unused smtcfb_pci_suspend(struct device *device)
1681 {
1682 	struct smtcfb_info *sfb = dev_get_drvdata(device);
1683 
1684 
1685 	/* set the hw in sleep mode use external clock and self memory refresh
1686 	 * so that we can turn off internal PLLs later on
1687 	 */
1688 	smtc_seqw(0x20, (smtc_seqr(0x20) | 0xc0));
1689 	smtc_seqw(0x69, (smtc_seqr(0x69) & 0xf7));
1690 
1691 	console_lock();
1692 	fb_set_suspend(sfb->fb, 1);
1693 	console_unlock();
1694 
1695 	/* additionally turn off all function blocks including internal PLLs */
1696 	smtc_seqw(0x21, 0xff);
1697 
1698 	return 0;
1699 }
1700 
1701 static int __maybe_unused smtcfb_pci_resume(struct device *device)
1702 {
1703 	struct smtcfb_info *sfb = dev_get_drvdata(device);
1704 
1705 
1706 	/* reinit hardware */
1707 	sm7xx_init_hw();
1708 	switch (sfb->chip_id) {
1709 	case 0x710:
1710 	case 0x712:
1711 		/* set MCLK = 14.31818 *  (0x16 / 0x2) */
1712 		smtc_seqw(0x6a, 0x16);
1713 		smtc_seqw(0x6b, 0x02);
1714 		smtc_seqw(0x62, 0x3e);
1715 		/* enable PCI burst */
1716 		smtc_seqw(0x17, 0x20);
1717 		if (sfb->fb->var.bits_per_pixel == 32)
1718 			seqw17();
1719 		break;
1720 	case 0x720:
1721 		smtc_seqw(0x62, 0xff);
1722 		smtc_seqw(0x6a, 0x0d);
1723 		smtc_seqw(0x6b, 0x02);
1724 		break;
1725 	}
1726 
1727 	smtc_seqw(0x34, (smtc_seqr(0x34) | 0xc0));
1728 	smtc_seqw(0x33, ((smtc_seqr(0x33) | 0x08) & 0xfb));
1729 
1730 	smtcfb_setmode(sfb);
1731 
1732 	console_lock();
1733 	fb_set_suspend(sfb->fb, 0);
1734 	console_unlock();
1735 
1736 	return 0;
1737 }
1738 
1739 static SIMPLE_DEV_PM_OPS(sm7xx_pm_ops, smtcfb_pci_suspend, smtcfb_pci_resume);
1740 
1741 static struct pci_driver smtcfb_driver = {
1742 	.name = "smtcfb",
1743 	.id_table = smtcfb_pci_table,
1744 	.probe = smtcfb_pci_probe,
1745 	.remove = smtcfb_pci_remove,
1746 	.driver.pm  = &sm7xx_pm_ops,
1747 };
1748 
1749 static int __init sm712fb_init(void)
1750 {
1751 	char *option = NULL;
1752 
1753 	if (fb_modesetting_disabled("sm712fb"))
1754 		return -ENODEV;
1755 
1756 	if (fb_get_options("sm712fb", &option))
1757 		return -ENODEV;
1758 	if (option && *option)
1759 		mode_option = option;
1760 	sm7xx_vga_setup(mode_option);
1761 
1762 	return pci_register_driver(&smtcfb_driver);
1763 }
1764 
1765 module_init(sm712fb_init);
1766 
1767 static void __exit sm712fb_exit(void)
1768 {
1769 	pci_unregister_driver(&smtcfb_driver);
1770 }
1771 
1772 module_exit(sm712fb_exit);
1773 
1774 MODULE_AUTHOR("Siliconmotion ");
1775 MODULE_DESCRIPTION("Framebuffer driver for SMI Graphic Cards");
1776 MODULE_LICENSE("GPL");
1777