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import PULS_20180308
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / misc / mediatek / lcm / kr076_ek79007_wsvga_dsi_vdo / kr076_ek79007_wsvga_dsi_vdo.c
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S		 1#ifndef BUILD_LK
2 #include <linux/string.h>
3#endif
4 #include "lcm_drv.h"
5
6#ifdef BUILD_LK
7 #include <platform/mt_gpio.h>
8 #include <platform/upmu_common.h>
9#elif defined(BUILD_UBOOT)
10 #include <asm/arch/mt_gpio.h>
11#else
12 #include <mach/mt_gpio.h>
13 #include <mach/mt_pm_ldo.h>
14 #include <mach/upmu_common.h>
15#endif
16// ---------------------------------------------------------------------------
17// Local Constants
18// ---------------------------------------------------------------------------
19
20#define FRAME_WIDTH (1024)
21#define FRAME_HEIGHT (600)
22
23#define REGFLAG_DELAY 0XFE
24#define REGFLAG_END_OF_TABLE 0xFFF // END OF REGISTERS MARKER
25
26#define LCM_ID_79007 0x00
27#define LCM_DSI_CMD_MODE 0
28
29#define GPIO_RESET_PIN GPIO83
30#define GPIO_STBYB_PIN GPIO117
31#define GPIO_AVDD_PIN GPIO119
32#define GPIO_LCM_PWR_EN GPIO89
33#ifndef TRUE
34 #define TRUE 1
35#endif
36
37#ifndef FALSE
38 #define FALSE 0
39#endif
40
41// ---------------------------------------------------------------------------
42// Local Variables
43// ---------------------------------------------------------------------------
44
45static LCM_UTIL_FUNCS lcm_util = {0};
46
47#define SET_RESET_PIN(v) (lcm_util.set_reset_pin((v)))
48
49#define UDELAY(n) (lcm_util.udelay(n))
50#define MDELAY(n) (lcm_util.mdelay(n))
51
52
53// ---------------------------------------------------------------------------
54// Local Functions
55// ---------------------------------------------------------------------------
56
57#define dsi_set_cmdq_V2(cmd, count, ppara, force_update) lcm_util.dsi_set_cmdq_V2(cmd, count, ppara, force_update)
58#define dsi_set_cmdq(pdata, queue_size, force_update) lcm_util.dsi_set_cmdq(pdata, queue_size, force_update)
59#define wrtie_cmd(cmd) lcm_util.dsi_write_cmd(cmd)
60#define write_regs(addr, pdata, byte_nums) lcm_util.dsi_write_regs(addr, pdata, byte_nums)
61#define read_reg lcm_util.dsi_read_reg()
62#define read_reg_v2(cmd, buffer, buffer_size) lcm_util.dsi_dcs_read_lcm_reg_v2(cmd, buffer, buffer_size)
63
64#ifndef BUILD_LK
65static unsigned int lcm_esd_test = FALSE; ///only for ESD test
66#endif
67
68
69
70static void lcm_gpio_set(int num, int enable)
71{
72#ifdef BUILD_LK
73printf("\n\n\n===================== %s %d: num:%d => %d =======================\n\n\n", __func__, __LINE__, num, enable);
74#endif
75 lcm_util.set_gpio_mode(num, GPIO_MODE_00);
76 lcm_util.set_gpio_dir(num, GPIO_DIR_OUT);
77
78 if (enable)
79 lcm_util.set_gpio_out(num, GPIO_OUT_ONE);
80 else
81 lcm_util.set_gpio_out(num, GPIO_OUT_ZERO);
82}
83
84static void lcd_reset(unsigned char enabled)
85{
86 if (enabled)
87 {
88 mt_set_gpio_mode(GPIO_RESET_PIN, GPIO_MODE_00);
89 mt_set_gpio_dir(GPIO_RESET_PIN, GPIO_DIR_OUT);
90 mt_set_gpio_out(GPIO_RESET_PIN, GPIO_OUT_ONE);
91 }
92 else
93 {
94 mt_set_gpio_mode(GPIO_RESET_PIN, GPIO_MODE_00);
95 mt_set_gpio_dir(GPIO_RESET_PIN, GPIO_DIR_OUT);
96 mt_set_gpio_out(GPIO_RESET_PIN, GPIO_OUT_ZERO);
97 }
98}
99
100static void lcd_stbyb(unsigned char enabled)
101{
102 if (enabled)
103 {
104 mt_set_gpio_mode(GPIO_STBYB_PIN, GPIO_MODE_00);
105 mt_set_gpio_dir(GPIO_STBYB_PIN, GPIO_DIR_OUT);
106 mt_set_gpio_out(GPIO_STBYB_PIN, GPIO_OUT_ONE);
107 }
108 else
109 {
110 mt_set_gpio_mode(GPIO_STBYB_PIN, GPIO_MODE_00);
111 mt_set_gpio_dir(GPIO_STBYB_PIN, GPIO_DIR_OUT);
112 mt_set_gpio_out(GPIO_STBYB_PIN, GPIO_OUT_ZERO);
113 }
114}
115
116static void lcd_DVDD_power_en(unsigned char enabled)
117{
118 if (enabled)
119 {
120 upmu_set_rg_vgp1_vosel(0x3); //1.8V
121 upmu_set_rg_vgp1_en(0x1);
122 }
123 else
124 {
125 upmu_set_rg_vgp1_en(0x0);
126 }
127}
128static void lcd_AVDD_power_en(unsigned char enabled)
129{
130 //lcm_gpio_set(GPIO_LCM_PWR_EN, enabled);
131 mt_set_gpio_mode(GPIO_LCM_PWR_EN, GPIO_MODE_00);
132 mt_set_gpio_dir(GPIO_LCM_PWR_EN, GPIO_DIR_OUT);
133 mt_set_gpio_out(GPIO_LCM_PWR_EN, enabled);
134}
135
136
137static void init_lcm_registers(void)
138{
139 unsigned int data_array[16];
140#ifdef BUILD_LK
141 //printf("[IND][K] y_____0%s\n", __func__);
142#else
143 //printk("[IND][K] y_____1%s\n", __func__);
144#endif
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S		 145
146 data_array[0] = 0x47801500;
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S		 147 dsi_set_cmdq(&data_array, 1, 1);
148 MDELAY(1);
4b9e9796 149 data_array[0] = 0x40811500;
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S		 150 dsi_set_cmdq(&data_array, 1, 1);
151 MDELAY(1);
4b9e9796 152 data_array[0] = 0x04821500;
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S		 153 dsi_set_cmdq(&data_array, 1, 1);
154 MDELAY(1);
4b9e9796 155 data_array[0] = 0x77831500;
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S		 156 dsi_set_cmdq(&data_array, 1, 1);
157 MDELAY(1);
4b9e9796 158 data_array[0] = 0x0F841500;
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S		 159 dsi_set_cmdq(&data_array, 1, 1);
160 MDELAY(1);
4b9e9796 161 data_array[0] = 0x70851500;
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S		 162 dsi_set_cmdq(&data_array, 1, 1);
163 MDELAY(1);
4b9e9796 164 data_array[0] = 0x70861500;
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S		 165 dsi_set_cmdq(&data_array, 1, 1);
166 MDELAY(1);
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S		 167
168}
169
170
171// ---------------------------------------------------------------------------
172// LCM Driver Implementations
173// ---------------------------------------------------------------------------
174
175static void lcm_set_util_funcs(const LCM_UTIL_FUNCS *util)
176{
177 memcpy(&lcm_util, util, sizeof(LCM_UTIL_FUNCS));
178}
179
180
181static void lcm_get_params(LCM_PARAMS *params)
182{
183 //[BUGFIX]-Mod-BEGIN by SCDTABLET.jinghuang@tcl.com,28/4/2015,
184 //improve dsi config and power on/off sequence
185 memset(params, 0, sizeof(LCM_PARAMS));
186
187 params->type = LCM_TYPE_DSI;
188
189 params->width = FRAME_WIDTH;
190 params->height = FRAME_HEIGHT;
191
192#if (LCM_DSI_CMD_MODE)
193 params->dsi.mode = CMD_MODE;
194#else
195 params->dsi.mode = BURST_VDO_MODE; //SYNC_PULSE_VDO_MODE;//BURST_VDO_MODE;
196#endif
197
198 // DSI
199 /* Command mode setting */
200 //1 Three lane or Four lane
201 params->dsi.LANE_NUM = LCM_FOUR_LANE;
202 //The following defined the fomat for data coming from LCD engine.
203 params->dsi.data_format.format = LCM_DSI_FORMAT_RGB888;
204
205 // Video mode setting
206 params->dsi.PS=LCM_PACKED_PS_24BIT_RGB888;
207
208 params->dsi.vertical_sync_active = 0x05;// 3 2
209 params->dsi.vertical_backporch = 23;// 20 1
210 params->dsi.vertical_frontporch = 12; // 1 12
211 params->dsi.vertical_active_line = FRAME_HEIGHT;
212
213 params->dsi.horizontal_sync_active = 0x16;// 50 2
214 params->dsi.horizontal_backporch = 160;
215 params->dsi.horizontal_frontporch = 160;
216 params->dsi.horizontal_active_pixel = FRAME_WIDTH;
217 params->dsi.PLL_CLOCK=175;
218 params->dsi.ssc_disable = TRUE;
219 //[BUGFIX]-Mod-END by SCDTABLET.jinghuang@tcl.com
220
221 }
222
223
224
225static void lcm_init(void)
226{
227 //[BUGFIX]-Mod-BEGIN by SCDTABLET.jinghuang@tcl.com,28/4/2015,
228 //improve dsi config and power on/off sequence
229
230 lcd_DVDD_power_en(0);
231 lcd_stbyb(0);
232 lcd_reset(0);
233 lcd_AVDD_power_en(0);
234 MDELAY(30);
235
236 lcd_DVDD_power_en(1);
237 MDELAY(10);
238
239 lcd_stbyb(1);
240 MDELAY(10);
241
242 lcd_reset(1);
243 MDELAY(20);
244 lcd_reset(0);
245 MDELAY(10);
246 lcd_reset(1);
247
248 lcd_AVDD_power_en(1);
249
250 init_lcm_registers();
251 MDELAY(50);
252 //[BUGFIX]-Mod-END by SCDTABLET.jinghuang@tcl.com
253
254}
255
256
257static void lcm_suspend(void)
258{
259 //[BUGFIX]-Mod-BEGIN by SCDTABLET.jinghuang@tcl.com,28/4/2015,
260 //improve dsi config and power on/off sequence
261 lcd_stbyb(0);
262 MDELAY(80);
263
264 lcd_AVDD_power_en(0);
265 MDELAY(50);
266
267 lcd_DVDD_power_en(0);
268 MDELAY(10);
269
270 lcd_reset(0);
271 //[BUGFIX]-Mod-END by SCDTABLET.jinghuang@tcl.com
272}
273
274
275static void lcm_resume(void)
276{
277 lcm_init();
278}
279
280static unsigned int lcm_compare_id(void)
281{
282 return 1;
283}
284
285static unsigned int lcm_esd_check(void)
286{
287 #ifndef BUILD_LK
288 char buffer[3];
289 int array[4];
290 int ret = 0;
291
292 if(lcm_esd_test)
293 {
294 lcm_esd_test = FALSE;
295 return TRUE;
296 }
297
298 array[0] = 0x5A871500;
299 dsi_set_cmdq(array, 1, 1);
300
301 array[0] = 0x125B1500;
302 dsi_set_cmdq(array, 1, 1);
303
304 array[0] = 0x55871500;
305 dsi_set_cmdq(array, 1, 1);
306
307 array[0] = 0x125B1500;
308 dsi_set_cmdq(array, 1, 1);
309
310 //array[0] = 0x08B11500;
311 //dsi_set_cmdq(array, 1, 1);
312
313 //MDELAY(2000);
314
315 array[0] = 0x00013700;
316 dsi_set_cmdq(array, 1, 1);
317
318 read_reg_v2(0x81, buffer, 1);
319 //printk("\n ZERO] [0x81]=0x%02x\n", buffer[0]);
320
4b9e9796 321 if(buffer[0] != 0x40)
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S		 322 {
323 printk("[LCM ERROR] [0x81]=0x%02x\n", buffer[0]);
324 return TRUE;
325 }
326 else
327 {
328 printk("[LCM ESD OK] [0x81]=0x%02x\n", buffer[0]);
329 array[0] = 0x925B1500;
330 dsi_set_cmdq(array, 1, 1);
331
332 array[0] = 0x5A871500;
333 dsi_set_cmdq(array, 1, 1);
334
335 array[0] = 0x925B1500;
336 dsi_set_cmdq(array, 1, 1);
337
338 array[0] = 0x00871500;
339 dsi_set_cmdq(array, 1, 1);
340 return FALSE;
341 }
342
343 // return TRUE: need recovery
344 // return FALSE: No need recovery
345#else
346 return FALSE;
347 #endif
348}
349static unsigned int lcm_esd_recover(void)
350{
351 #ifndef BUILD_LK
352 printk("\n [LCM ERROR] lcm_esd_recover \n");
353 #endif
354 lcd_DVDD_power_en(0);
355 MDELAY(30);
356 lcm_init();
357 return TRUE;
358}
359
360LCM_DRIVER kr076_ek79007_wsvga_dsi_vdo_lcm_drv =
361{
362 .name = "kr076_ek79007_wsvga_dsi_vdo",
363 .set_util_funcs = lcm_set_util_funcs,
364 .get_params = lcm_get_params,
365 .init = lcm_init,
366 .suspend = lcm_suspend,
367 .resume = lcm_resume,
368 .compare_id = lcm_compare_id,
369 .esd_check = lcm_esd_check,
370 .esd_recover = lcm_esd_recover,
371#if (LCM_DSI_CMD_MODE)
372 .set_backlight = lcm_setbacklight,
373 .update = lcm_update,
374#endif
375};
376
377
378
379
kernel source for telekom puls (alcatel/mediatek)