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Chintan Pandya250c2e52012-01-19 17:15:49 +05301/* Copyright (c) 2012, Code Aurora Forum. All rights reserved.
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 */
13#include <linux/init.h>
14#include <linux/ioport.h>
15#include <linux/platform_device.h>
16#include <linux/bootmem.h>
17#include <linux/regulator/consumer.h>
Steve Mucklef132c6c2012-06-06 18:30:57 -070018#include <linux/gpio.h>
Chintan Pandya250c2e52012-01-19 17:15:49 +053019#include <asm/mach-types.h>
20#include <asm/io.h>
21#include <mach/msm_bus_board.h>
22#include <mach/msm_memtypes.h>
23#include <mach/board.h>
Chintan Pandya250c2e52012-01-19 17:15:49 +053024#include <mach/gpiomux.h>
25#include <mach/socinfo.h>
26#include <mach/rpc_pmapp.h>
27#include "devices.h"
28#include "board-msm7627a.h"
29
30#ifdef CONFIG_FB_MSM_TRIPLE_BUFFER
Jeevan Shriram8c23e072012-03-14 11:35:49 +053031#define MSM_FB_SIZE 0x4BF000
32#define MSM7x25A_MSM_FB_SIZE 0x1C2000
33#define MSM8x25_MSM_FB_SIZE 0x5FA000
Chintan Pandya250c2e52012-01-19 17:15:49 +053034#else
Jeevan Shriram8c23e072012-03-14 11:35:49 +053035#define MSM_FB_SIZE 0x32A000
36#define MSM7x25A_MSM_FB_SIZE 0x12C000
37#define MSM8x25_MSM_FB_SIZE 0x3FC000
Chintan Pandya250c2e52012-01-19 17:15:49 +053038#endif
39
Alhad Purnapatrec55856c2012-02-28 13:24:57 -080040/*
41 * Reserve enough v4l2 space for a double buffered full screen
42 * res image (864x480x1.5x2)
43 */
44#define MSM_V4L2_VIDEO_OVERLAY_BUF_SIZE 1244160
45
Chintan Pandya250c2e52012-01-19 17:15:49 +053046static unsigned fb_size = MSM_FB_SIZE;
47static int __init fb_size_setup(char *p)
48{
49 fb_size = memparse(p, NULL);
50 return 0;
51}
52
53early_param("fb_size", fb_size_setup);
54
Jeevan Shriram901a15f2012-03-09 11:53:23 +053055static uint32_t lcdc_truly_gpio_initialized;
56static struct regulator_bulk_data regs_truly_lcdc[] = {
57 { .supply = "rfrx1", .min_uV = 1800000, .max_uV = 1800000 },
58};
59
60#define SKU3_LCDC_GPIO_DISPLAY_RESET 90
61#define SKU3_LCDC_GPIO_SPI_MOSI 19
62#define SKU3_LCDC_GPIO_SPI_CLK 20
63#define SKU3_LCDC_GPIO_SPI_CS0_N 21
64#define SKU3_LCDC_LCD_CAMERA_LDO_2V8 35 /*LCD_CAMERA_LDO_2V8*/
65#define SKU3_LCDC_LCD_CAMERA_LDO_1V8 34 /*LCD_CAMERA_LDO_1V8*/
66#define SKU3_1_LCDC_LCD_CAMERA_LDO_1V8 58 /*LCD_CAMERA_LDO_1V8*/
67
68static uint32_t lcdc_truly_gpio_table[] = {
69 19,
70 20,
71 21,
72 89,
73 90,
74};
75
76static char *lcdc_gpio_name_table[5] = {
77 "spi_mosi",
78 "spi_clk",
79 "spi_cs",
80 "gpio_bkl_en",
81 "gpio_disp_reset",
82};
83
84static int lcdc_truly_gpio_init(void)
85{
86 int i;
87 int rc = 0;
88
89 if (!lcdc_truly_gpio_initialized) {
90 for (i = 0; i < ARRAY_SIZE(lcdc_truly_gpio_table); i++) {
91 rc = gpio_request(lcdc_truly_gpio_table[i],
92 lcdc_gpio_name_table[i]);
93 if (rc < 0) {
94 pr_err("Error request gpio %s\n",
95 lcdc_gpio_name_table[i]);
96 goto truly_gpio_fail;
97 }
98 rc = gpio_tlmm_config(GPIO_CFG(lcdc_truly_gpio_table[i],
99 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL,
100 GPIO_CFG_2MA), GPIO_CFG_ENABLE);
101 if (rc < 0) {
102 pr_err("Error config lcdc gpio:%d\n",
103 lcdc_truly_gpio_table[i]);
104 goto truly_gpio_fail;
105 }
106 rc = gpio_direction_output(lcdc_truly_gpio_table[i], 0);
107 if (rc < 0) {
108 pr_err("Error direct lcdc gpio:%d\n",
109 lcdc_truly_gpio_table[i]);
110 goto truly_gpio_fail;
111 }
112 }
113
114 lcdc_truly_gpio_initialized = 1;
115 }
116
117 return rc;
118
119truly_gpio_fail:
120 for (; i >= 0; i--) {
121 pr_err("Freeing GPIO: %d", lcdc_truly_gpio_table[i]);
122 gpio_free(lcdc_truly_gpio_table[i]);
123 }
124
125 lcdc_truly_gpio_initialized = 0;
126 return rc;
127}
128
129
130void sku3_lcdc_lcd_camera_power_init(void)
131{
132 int rc = 0;
133 u32 socinfo = socinfo_get_platform_type();
134
135 /* LDO_EXT2V8 */
136 if (gpio_request(SKU3_LCDC_LCD_CAMERA_LDO_2V8, "lcd_camera_ldo_2v8")) {
137 pr_err("failed to request gpio lcd_camera_ldo_2v8\n");
138 return;
139 }
140
141 rc = gpio_tlmm_config(GPIO_CFG(SKU3_LCDC_LCD_CAMERA_LDO_2V8, 0,
142 GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN, GPIO_CFG_2MA),
143 GPIO_CFG_ENABLE);
144
145 if (rc < 0) {
146 pr_err("%s:unable to enable lcd_camera_ldo_2v8!\n", __func__);
147 goto fail_gpio2;
148 }
149
150 /* LDO_EVT1V8 */
151 if (socinfo == 0x0B) {
152 if (gpio_request(SKU3_LCDC_LCD_CAMERA_LDO_1V8,
153 "lcd_camera_ldo_1v8")) {
154 pr_err("failed to request gpio lcd_camera_ldo_1v8\n");
155 goto fail_gpio1;
156 }
157
158 rc = gpio_tlmm_config(GPIO_CFG(SKU3_LCDC_LCD_CAMERA_LDO_1V8, 0,
159 GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN, GPIO_CFG_2MA),
160 GPIO_CFG_ENABLE);
161
162 if (rc < 0) {
163 pr_err("%s: unable to enable lcdc_camera_ldo_1v8!\n",
164 __func__);
165 goto fail_gpio1;
166 }
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530167 } else if (socinfo == 0x0F || machine_is_msm8625_qrd7()) {
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530168 if (gpio_request(SKU3_1_LCDC_LCD_CAMERA_LDO_1V8,
169 "lcd_camera_ldo_1v8")) {
170 pr_err("failed to request gpio lcd_camera_ldo_1v8\n");
171 goto fail_gpio1;
172 }
173
174 rc = gpio_tlmm_config(GPIO_CFG(SKU3_1_LCDC_LCD_CAMERA_LDO_1V8,
175 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN, GPIO_CFG_2MA),
176 GPIO_CFG_ENABLE);
177
178 if (rc < 0) {
179 pr_err("%s: unable to enable lcdc_camera_ldo_1v8!\n",
180 __func__);
181 goto fail_gpio1;
182 }
183 }
184
185 rc = regulator_bulk_get(NULL, ARRAY_SIZE(regs_truly_lcdc),
186 regs_truly_lcdc);
187 if (rc)
188 pr_err("%s: could not get regulators: %d\n", __func__, rc);
189
190 rc = regulator_bulk_set_voltage(ARRAY_SIZE(regs_truly_lcdc),
191 regs_truly_lcdc);
192 if (rc)
193 pr_err("%s: could not set voltages: %d\n", __func__, rc);
194
195 return;
196
197fail_gpio1:
198 if (socinfo == 0x0B)
199 gpio_free(SKU3_LCDC_LCD_CAMERA_LDO_1V8);
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530200 else if (socinfo == 0x0F || machine_is_msm8625_qrd7())
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530201 gpio_free(SKU3_1_LCDC_LCD_CAMERA_LDO_1V8);
202fail_gpio2:
203 gpio_free(SKU3_LCDC_LCD_CAMERA_LDO_2V8);
204 return;
205}
206
207int sku3_lcdc_lcd_camera_power_onoff(int on)
208{
209 int rc = 0;
210 u32 socinfo = socinfo_get_platform_type();
211
212 if (on) {
213 if (socinfo == 0x0B)
214 gpio_set_value_cansleep(SKU3_LCDC_LCD_CAMERA_LDO_1V8,
215 1);
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530216 else if (socinfo == 0x0F || machine_is_msm8625_qrd7())
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530217 gpio_set_value_cansleep(SKU3_1_LCDC_LCD_CAMERA_LDO_1V8,
218 1);
219
220 gpio_set_value_cansleep(SKU3_LCDC_LCD_CAMERA_LDO_2V8, 1);
221
222 rc = regulator_bulk_enable(ARRAY_SIZE(regs_truly_lcdc),
223 regs_truly_lcdc);
224 if (rc)
225 pr_err("%s: could not enable regulators: %d\n",
226 __func__, rc);
227 } else {
228 if (socinfo == 0x0B)
229 gpio_set_value_cansleep(SKU3_LCDC_LCD_CAMERA_LDO_1V8,
230 0);
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530231 else if (socinfo == 0x0F || machine_is_msm8625_qrd7())
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530232 gpio_set_value_cansleep(SKU3_1_LCDC_LCD_CAMERA_LDO_1V8,
233 0);
234
235 gpio_set_value_cansleep(SKU3_LCDC_LCD_CAMERA_LDO_2V8, 0);
236
237 rc = regulator_bulk_disable(ARRAY_SIZE(regs_truly_lcdc),
238 regs_truly_lcdc);
239 if (rc)
240 pr_err("%s: could not disable regulators: %d\n",
241 __func__, rc);
242 }
243
244 return rc;
245}
246
247static int sku3_lcdc_power_save(int on)
248{
249 int rc = 0;
250
251 if (on) {
252 sku3_lcdc_lcd_camera_power_onoff(1);
253 rc = lcdc_truly_gpio_init();
254 if (rc < 0) {
255 pr_err("%s(): Truly GPIO initializations failed",
256 __func__);
257 return rc;
258 }
259
260 if (lcdc_truly_gpio_initialized) {
261 /*LCD reset*/
262 gpio_set_value(SKU3_LCDC_GPIO_DISPLAY_RESET, 1);
263 msleep(20);
264 gpio_set_value(SKU3_LCDC_GPIO_DISPLAY_RESET, 0);
265 msleep(20);
266 gpio_set_value(SKU3_LCDC_GPIO_DISPLAY_RESET, 1);
267 msleep(20);
268 }
269 } else {
270 /* pull down LCD IO to avoid current leakage */
271 gpio_set_value(SKU3_LCDC_GPIO_SPI_MOSI, 0);
272 gpio_set_value(SKU3_LCDC_GPIO_SPI_CLK, 0);
273 gpio_set_value(SKU3_LCDC_GPIO_SPI_CS0_N, 0);
274 gpio_set_value(SKU3_LCDC_GPIO_DISPLAY_RESET, 0);
275
276 sku3_lcdc_lcd_camera_power_onoff(0);
277 }
278 return rc;
279}
280
281static struct msm_panel_common_pdata lcdc_truly_panel_data = {
282 .panel_config_gpio = NULL,
283 .gpio_num = lcdc_truly_gpio_table,
284};
285
286static struct platform_device lcdc_truly_panel_device = {
287 .name = "lcdc_truly_hvga_ips3p2335_pt",
288 .id = 0,
289 .dev = {
290 .platform_data = &lcdc_truly_panel_data,
291 }
292};
293
Chintan Pandya250c2e52012-01-19 17:15:49 +0530294static struct regulator_bulk_data regs_lcdc[] = {
295 { .supply = "gp2", .min_uV = 2850000, .max_uV = 2850000 },
296 { .supply = "msme1", .min_uV = 1800000, .max_uV = 1800000 },
297};
298static uint32_t lcdc_gpio_initialized;
299
300static void lcdc_toshiba_gpio_init(void)
301{
302 int rc = 0;
303 if (!lcdc_gpio_initialized) {
304 if (gpio_request(GPIO_SPI_CLK, "spi_clk")) {
305 pr_err("failed to request gpio spi_clk\n");
306 return;
307 }
308 if (gpio_request(GPIO_SPI_CS0_N, "spi_cs")) {
309 pr_err("failed to request gpio spi_cs0_N\n");
310 goto fail_gpio6;
311 }
312 if (gpio_request(GPIO_SPI_MOSI, "spi_mosi")) {
313 pr_err("failed to request gpio spi_mosi\n");
314 goto fail_gpio5;
315 }
316 if (gpio_request(GPIO_SPI_MISO, "spi_miso")) {
317 pr_err("failed to request gpio spi_miso\n");
318 goto fail_gpio4;
319 }
320 if (gpio_request(GPIO_DISPLAY_PWR_EN, "gpio_disp_pwr")) {
321 pr_err("failed to request gpio_disp_pwr\n");
322 goto fail_gpio3;
323 }
324 if (gpio_request(GPIO_BACKLIGHT_EN, "gpio_bkl_en")) {
325 pr_err("failed to request gpio_bkl_en\n");
326 goto fail_gpio2;
327 }
328 pmapp_disp_backlight_init();
329
330 rc = regulator_bulk_get(NULL, ARRAY_SIZE(regs_lcdc),
331 regs_lcdc);
332 if (rc) {
333 pr_err("%s: could not get regulators: %d\n",
334 __func__, rc);
335 goto fail_gpio1;
336 }
337
338 rc = regulator_bulk_set_voltage(ARRAY_SIZE(regs_lcdc),
339 regs_lcdc);
340 if (rc) {
341 pr_err("%s: could not set voltages: %d\n",
342 __func__, rc);
343 goto fail_vreg;
344 }
345 lcdc_gpio_initialized = 1;
346 }
347 return;
348fail_vreg:
349 regulator_bulk_free(ARRAY_SIZE(regs_lcdc), regs_lcdc);
350fail_gpio1:
351 gpio_free(GPIO_BACKLIGHT_EN);
352fail_gpio2:
353 gpio_free(GPIO_DISPLAY_PWR_EN);
354fail_gpio3:
355 gpio_free(GPIO_SPI_MISO);
356fail_gpio4:
357 gpio_free(GPIO_SPI_MOSI);
358fail_gpio5:
359 gpio_free(GPIO_SPI_CS0_N);
360fail_gpio6:
361 gpio_free(GPIO_SPI_CLK);
362 lcdc_gpio_initialized = 0;
363}
364
365static uint32_t lcdc_gpio_table[] = {
366 GPIO_SPI_CLK,
367 GPIO_SPI_CS0_N,
368 GPIO_SPI_MOSI,
369 GPIO_DISPLAY_PWR_EN,
370 GPIO_BACKLIGHT_EN,
371 GPIO_SPI_MISO,
372};
373
374static void config_lcdc_gpio_table(uint32_t *table, int len, unsigned enable)
375{
376 int n;
377
378 if (lcdc_gpio_initialized) {
379 /* All are IO Expander GPIOs */
380 for (n = 0; n < (len - 1); n++)
381 gpio_direction_output(table[n], 1);
382 }
383}
384
385static void lcdc_toshiba_config_gpios(int enable)
386{
387 config_lcdc_gpio_table(lcdc_gpio_table,
388 ARRAY_SIZE(lcdc_gpio_table), enable);
389}
390
391static int msm_fb_lcdc_power_save(int on)
392{
393 int rc = 0;
394 /* Doing the init of the LCDC GPIOs very late as they are from
395 an I2C-controlled IO Expander */
396 lcdc_toshiba_gpio_init();
397
398 if (lcdc_gpio_initialized) {
399 gpio_set_value_cansleep(GPIO_DISPLAY_PWR_EN, on);
400 gpio_set_value_cansleep(GPIO_BACKLIGHT_EN, on);
401
402 rc = on ? regulator_bulk_enable(
403 ARRAY_SIZE(regs_lcdc), regs_lcdc) :
404 regulator_bulk_disable(
405 ARRAY_SIZE(regs_lcdc), regs_lcdc);
406
407 if (rc)
408 pr_err("%s: could not %sable regulators: %d\n",
409 __func__, on ? "en" : "dis", rc);
410 }
411
412 return rc;
413}
414
415static int lcdc_toshiba_set_bl(int level)
416{
417 int ret;
418
419 ret = pmapp_disp_backlight_set_brightness(level);
420 if (ret)
421 pr_err("%s: can't set lcd backlight!\n", __func__);
422
423 return ret;
424}
425
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530426
427static int msm_lcdc_power_save(int on)
428{
429 int rc = 0;
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530430 if (machine_is_msm7627a_qrd3() || machine_is_msm8625_qrd7())
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530431 rc = sku3_lcdc_power_save(on);
432 else
433 rc = msm_fb_lcdc_power_save(on);
434
435 return rc;
436}
437
Chintan Pandya250c2e52012-01-19 17:15:49 +0530438static struct lcdc_platform_data lcdc_pdata = {
439 .lcdc_gpio_config = NULL,
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530440 .lcdc_power_save = msm_lcdc_power_save,
Chintan Pandya250c2e52012-01-19 17:15:49 +0530441};
442
443static int lcd_panel_spi_gpio_num[] = {
444 GPIO_SPI_MOSI, /* spi_sdi */
445 GPIO_SPI_MISO, /* spi_sdoi */
446 GPIO_SPI_CLK, /* spi_clk */
447 GPIO_SPI_CS0_N, /* spi_cs */
448};
449
450static struct msm_panel_common_pdata lcdc_toshiba_panel_data = {
451 .panel_config_gpio = lcdc_toshiba_config_gpios,
452 .pmic_backlight = lcdc_toshiba_set_bl,
453 .gpio_num = lcd_panel_spi_gpio_num,
454};
455
456static struct platform_device lcdc_toshiba_panel_device = {
457 .name = "lcdc_toshiba_fwvga_pt",
458 .id = 0,
459 .dev = {
460 .platform_data = &lcdc_toshiba_panel_data,
461 }
462};
463
464static struct resource msm_fb_resources[] = {
465 {
466 .flags = IORESOURCE_DMA,
467 }
468};
469
Alhad Purnapatrec55856c2012-02-28 13:24:57 -0800470#ifdef CONFIG_MSM_V4L2_VIDEO_OVERLAY_DEVICE
471static struct resource msm_v4l2_video_overlay_resources[] = {
472 {
473 .flags = IORESOURCE_DMA,
474 }
475};
476#endif
477
Chintan Pandya250c2e52012-01-19 17:15:49 +0530478#define LCDC_TOSHIBA_FWVGA_PANEL_NAME "lcdc_toshiba_fwvga_pt"
479#define MIPI_CMD_RENESAS_FWVGA_PANEL_NAME "mipi_cmd_renesas_fwvga"
480
481static int msm_fb_detect_panel(const char *name)
482{
483 int ret = -ENODEV;
484
Taniya Dase3027e22012-02-27 16:32:27 +0530485 if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf() ||
486 machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +0530487 if (!strncmp(name, "lcdc_toshiba_fwvga_pt", 21) ||
488 !strncmp(name, "mipi_cmd_renesas_fwvga", 22))
489 ret = 0;
Aparna Mallavarapu9f000a72012-04-20 15:37:57 +0530490 } else if (machine_is_msm7x27a_ffa() || machine_is_msm7625a_ffa()
491 || machine_is_msm8625_ffa()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +0530492 if (!strncmp(name, "mipi_cmd_renesas_fwvga", 22))
493 ret = 0;
494 } else if (machine_is_msm7627a_qrd1()) {
495 if (!strncmp(name, "mipi_video_truly_wvga", 21))
496 ret = 0;
Jeevan Shriram045cdc72012-03-27 07:04:15 +0530497 } else if (machine_is_msm7627a_qrd3() || machine_is_msm8625_qrd7()) {
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530498 if (!strncmp(name, "lcdc_truly_hvga_ips3p2335_pt", 28))
499 ret = 0;
Jeevan Shriram66c3c2d2012-06-12 17:46:53 +0530500 } else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb() ||
501 machine_is_msm8625_evt()) {
Jeevan Shrirame941df42012-01-23 12:40:21 +0530502 if (!strncmp(name, "mipi_cmd_nt35510_wvga", 21))
503 ret = 0;
Chintan Pandya250c2e52012-01-19 17:15:49 +0530504 }
505
506#if !defined(CONFIG_FB_MSM_LCDC_AUTO_DETECT) && \
507 !defined(CONFIG_FB_MSM_MIPI_PANEL_AUTO_DETECT) && \
508 !defined(CONFIG_FB_MSM_LCDC_MIPI_PANEL_AUTO_DETECT)
509 if (machine_is_msm7x27a_surf() ||
Taniya Dase3027e22012-02-27 16:32:27 +0530510 machine_is_msm7625a_surf() ||
511 machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +0530512 if (!strncmp(name, LCDC_TOSHIBA_FWVGA_PANEL_NAME,
513 strnlen(LCDC_TOSHIBA_FWVGA_PANEL_NAME,
514 PANEL_NAME_MAX_LEN)))
515 return 0;
516 }
517#endif
518
519 return ret;
520}
521
522static int mipi_truly_set_bl(int on)
523{
524 gpio_set_value_cansleep(QRD_GPIO_BACKLIGHT_EN, !!on);
525
526 return 1;
527}
528
529static struct msm_fb_platform_data msm_fb_pdata = {
530 .detect_client = msm_fb_detect_panel,
531};
532
533static struct platform_device msm_fb_device = {
534 .name = "msm_fb",
535 .id = 0,
536 .num_resources = ARRAY_SIZE(msm_fb_resources),
537 .resource = msm_fb_resources,
538 .dev = {
539 .platform_data = &msm_fb_pdata,
540 }
541};
542
Alhad Purnapatrec55856c2012-02-28 13:24:57 -0800543#ifdef CONFIG_MSM_V4L2_VIDEO_OVERLAY_DEVICE
544static struct platform_device msm_v4l2_video_overlay_device = {
545 .name = "msm_v4l2_overlay_pd",
546 .id = 0,
547 .num_resources = ARRAY_SIZE(msm_v4l2_video_overlay_resources),
548 .resource = msm_v4l2_video_overlay_resources,
549 };
550#endif
551
552
Chintan Pandya250c2e52012-01-19 17:15:49 +0530553#ifdef CONFIG_FB_MSM_MIPI_DSI
554static int mipi_renesas_set_bl(int level)
555{
556 int ret;
557
558 ret = pmapp_disp_backlight_set_brightness(level);
559
560 if (ret)
561 pr_err("%s: can't set lcd backlight!\n", __func__);
562
563 return ret;
564}
565
566static struct msm_panel_common_pdata mipi_renesas_pdata = {
567 .pmic_backlight = mipi_renesas_set_bl,
568};
569
570
571static struct platform_device mipi_dsi_renesas_panel_device = {
572 .name = "mipi_renesas",
573 .id = 0,
574 .dev = {
575 .platform_data = &mipi_renesas_pdata,
576 }
577};
578#endif
579
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530580static int evb_backlight_control(int level)
581{
582
583 int i = 0;
584 int remainder;
585 /* device address byte = 0x72 */
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530586 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530587 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530588 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530589 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530590 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530591 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530592 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530593 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530594 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530595 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530596 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530597 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530598 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530599 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530600 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530601 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530602 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530603 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530604 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530605 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530606 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530607 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530608 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530609 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530610 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530611 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530612 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530613 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530614 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530615 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530616 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530617 udelay(33);
618
619 /* t-EOS and t-start */
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530620 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530621 ndelay(4200);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530622 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530623 ndelay(9000);
624
625 /* data byte */
626 /* RFA = 0 */
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530627 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530628 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530629 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530630 udelay(33);
631
632 /* Address bits */
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530633 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530634 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530635 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530636 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530637 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530638 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530639 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530640 udelay(33);
641
642 /* Data bits */
643 for (i = 0; i < 5; i++) {
644 remainder = (level) & (16);
645 if (remainder) {
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530646 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530647 udelay(33);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530648 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530649 udelay(67);
650 } else {
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530651 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530652 udelay(67);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530653 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530654 udelay(33);
655 }
656 level = level << 1;
657 }
658
659 /* t-EOS */
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530660 gpio_set_value(96, 0);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530661 ndelay(12000);
Padmanabhan Komanduru40021f82012-04-30 12:04:53 +0530662 gpio_set_value(96, 1);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530663 return 0;
664}
665
Jeevan Shriram8f7c96d2012-05-15 12:42:57 +0530666static int mipi_NT35510_rotate_panel(void)
667{
668 int rotate = 0;
669 if (machine_is_msm8625_evt())
670 rotate = 1;
671
672 return rotate;
673}
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530674
Chintan Pandya250c2e52012-01-19 17:15:49 +0530675static struct msm_panel_common_pdata mipi_truly_pdata = {
676 .pmic_backlight = mipi_truly_set_bl,
677};
678
679static struct platform_device mipi_dsi_truly_panel_device = {
680 .name = "mipi_truly",
681 .id = 0,
682 .dev = {
683 .platform_data = &mipi_truly_pdata,
684 }
685};
686
Jeevan Shrirame941df42012-01-23 12:40:21 +0530687static struct msm_panel_common_pdata mipi_NT35510_pdata = {
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +0530688 .pmic_backlight = evb_backlight_control,
Jeevan Shriram8f7c96d2012-05-15 12:42:57 +0530689 .rotate_panel = mipi_NT35510_rotate_panel,
Jeevan Shrirame941df42012-01-23 12:40:21 +0530690};
691
692static struct platform_device mipi_dsi_NT35510_panel_device = {
693 .name = "mipi_NT35510",
694 .id = 0,
695 .dev = {
696 .platform_data = &mipi_NT35510_pdata,
697 }
698};
699
Pradeep Jilagam1b0a5df2012-02-23 08:00:24 +0530700static struct msm_panel_common_pdata mipi_NT35516_pdata = {
Padmanabhan Komanduru0f0000a2012-04-12 10:23:02 +0530701 .pmic_backlight = evb_backlight_control,
Pradeep Jilagam1b0a5df2012-02-23 08:00:24 +0530702};
703
704static struct platform_device mipi_dsi_NT35516_panel_device = {
705 .name = "mipi_truly_tft540960_1_e",
706 .id = 0,
707 .dev = {
708 .platform_data = &mipi_NT35516_pdata,
709 }
710};
711
Chintan Pandya250c2e52012-01-19 17:15:49 +0530712static struct platform_device *msm_fb_devices[] __initdata = {
713 &msm_fb_device,
714 &lcdc_toshiba_panel_device,
715#ifdef CONFIG_FB_MSM_MIPI_DSI
716 &mipi_dsi_renesas_panel_device,
717#endif
Alhad Purnapatrec55856c2012-02-28 13:24:57 -0800718#ifdef CONFIG_MSM_V4L2_VIDEO_OVERLAY_DEVICE
719 &msm_v4l2_video_overlay_device,
720#endif
Chintan Pandya250c2e52012-01-19 17:15:49 +0530721};
722
723static struct platform_device *qrd_fb_devices[] __initdata = {
724 &msm_fb_device,
725 &mipi_dsi_truly_panel_device,
726};
727
Jeevan Shriram901a15f2012-03-09 11:53:23 +0530728static struct platform_device *qrd3_fb_devices[] __initdata = {
729 &msm_fb_device,
730 &lcdc_truly_panel_device,
731};
732
Taniya Dasc868a2e2012-01-03 10:18:47 +0530733static struct platform_device *evb_fb_devices[] __initdata = {
Jeevan Shrirame941df42012-01-23 12:40:21 +0530734 &msm_fb_device,
735 &mipi_dsi_NT35510_panel_device,
Pradeep Jilagam1b0a5df2012-02-23 08:00:24 +0530736 &mipi_dsi_NT35516_panel_device,
Taniya Dasc868a2e2012-01-03 10:18:47 +0530737};
738
Chintan Pandya250c2e52012-01-19 17:15:49 +0530739void __init msm_msm7627a_allocate_memory_regions(void)
740{
741 void *addr;
742 unsigned long fb_size;
743
744 if (machine_is_msm7625a_surf() || machine_is_msm7625a_ffa())
745 fb_size = MSM7x25A_MSM_FB_SIZE;
Aparna Mallavarapu5a326242012-05-09 19:49:02 +0530746 else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()
747 || machine_is_msm8625_evt())
Jeevan Shriram8c23e072012-03-14 11:35:49 +0530748 fb_size = MSM8x25_MSM_FB_SIZE;
Chintan Pandya250c2e52012-01-19 17:15:49 +0530749 else
750 fb_size = MSM_FB_SIZE;
Jeevan Shriram8c23e072012-03-14 11:35:49 +0530751
Chintan Pandya250c2e52012-01-19 17:15:49 +0530752 addr = alloc_bootmem_align(fb_size, 0x1000);
753 msm_fb_resources[0].start = __pa(addr);
754 msm_fb_resources[0].end = msm_fb_resources[0].start + fb_size - 1;
755 pr_info("allocating %lu bytes at %p (%lx physical) for fb\n", fb_size,
756 addr, __pa(addr));
Alhad Purnapatrec55856c2012-02-28 13:24:57 -0800757
758#ifdef CONFIG_MSM_V4L2_VIDEO_OVERLAY_DEVICE
759 fb_size = MSM_V4L2_VIDEO_OVERLAY_BUF_SIZE;
760 addr = alloc_bootmem_align(fb_size, 0x1000);
761 msm_v4l2_video_overlay_resources[0].start = __pa(addr);
762 msm_v4l2_video_overlay_resources[0].end =
763 msm_v4l2_video_overlay_resources[0].start + fb_size - 1;
764 pr_debug("allocating %lu bytes at %p (%lx physical) for v4l2\n",
765 fb_size, addr, __pa(addr));
766#endif
767
Chintan Pandya250c2e52012-01-19 17:15:49 +0530768}
769
770static struct msm_panel_common_pdata mdp_pdata = {
771 .gpio = 97,
772 .mdp_rev = MDP_REV_303,
773};
774
775#define GPIO_LCDC_BRDG_PD 128
776#define GPIO_LCDC_BRDG_RESET_N 129
777#define GPIO_LCD_DSI_SEL 125
778#define LCDC_RESET_PHYS 0x90008014
779
780static void __iomem *lcdc_reset_ptr;
781
782static unsigned mipi_dsi_gpio[] = {
783 GPIO_CFG(GPIO_LCDC_BRDG_RESET_N, 0, GPIO_CFG_OUTPUT,
784 GPIO_CFG_NO_PULL, GPIO_CFG_2MA), /* LCDC_BRDG_RESET_N */
785 GPIO_CFG(GPIO_LCDC_BRDG_PD, 0, GPIO_CFG_OUTPUT,
786 GPIO_CFG_NO_PULL, GPIO_CFG_2MA), /* LCDC_BRDG_PD */
787};
788
789static unsigned lcd_dsi_sel_gpio[] = {
790 GPIO_CFG(GPIO_LCD_DSI_SEL, 0, GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP,
791 GPIO_CFG_2MA),
792};
793
794enum {
795 DSI_SINGLE_LANE = 1,
796 DSI_TWO_LANES,
797};
798
799static int msm_fb_get_lane_config(void)
800{
801 /* For MSM7627A SURF/FFA and QRD */
802 int rc = DSI_TWO_LANES;
803 if (machine_is_msm7625a_surf() || machine_is_msm7625a_ffa()) {
804 rc = DSI_SINGLE_LANE;
805 pr_info("DSI_SINGLE_LANES\n");
806 } else {
807 pr_info("DSI_TWO_LANES\n");
808 }
809 return rc;
810}
811
812static int msm_fb_dsi_client_msm_reset(void)
813{
814 int rc = 0;
815
816 rc = gpio_request(GPIO_LCDC_BRDG_RESET_N, "lcdc_brdg_reset_n");
817 if (rc < 0) {
818 pr_err("failed to request lcd brdg reset_n\n");
819 return rc;
820 }
821
822 rc = gpio_request(GPIO_LCDC_BRDG_PD, "lcdc_brdg_pd");
823 if (rc < 0) {
824 pr_err("failed to request lcd brdg pd\n");
825 return rc;
826 }
827
828 rc = gpio_tlmm_config(mipi_dsi_gpio[0], GPIO_CFG_ENABLE);
829 if (rc) {
830 pr_err("Failed to enable LCDC Bridge reset enable\n");
831 goto gpio_error;
832 }
833
834 rc = gpio_tlmm_config(mipi_dsi_gpio[1], GPIO_CFG_ENABLE);
835 if (rc) {
836 pr_err("Failed to enable LCDC Bridge pd enable\n");
837 goto gpio_error2;
838 }
839
840 rc = gpio_direction_output(GPIO_LCDC_BRDG_RESET_N, 1);
841 rc |= gpio_direction_output(GPIO_LCDC_BRDG_PD, 1);
842 gpio_set_value_cansleep(GPIO_LCDC_BRDG_PD, 0);
843
844 if (!rc) {
Taniya Dase3027e22012-02-27 16:32:27 +0530845 if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf()
846 || machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +0530847 lcdc_reset_ptr = ioremap_nocache(LCDC_RESET_PHYS,
848 sizeof(uint32_t));
849
850 if (!lcdc_reset_ptr)
851 return 0;
852 }
853 return rc;
854 } else {
855 goto gpio_error;
856 }
857
858gpio_error2:
859 pr_err("Failed GPIO bridge pd\n");
860 gpio_free(GPIO_LCDC_BRDG_PD);
861
862gpio_error:
863 pr_err("Failed GPIO bridge reset\n");
864 gpio_free(GPIO_LCDC_BRDG_RESET_N);
865 return rc;
866}
867
868static int mipi_truly_sel_mode(int video_mode)
869{
870 int rc = 0;
871
872 rc = gpio_request(GPIO_LCD_DSI_SEL, "lcd_dsi_sel");
873 if (rc < 0)
874 goto gpio_error;
875
876 rc = gpio_tlmm_config(lcd_dsi_sel_gpio[0], GPIO_CFG_ENABLE);
877 if (rc)
878 goto gpio_error;
879
880 rc = gpio_direction_output(GPIO_LCD_DSI_SEL, 1);
881 if (!rc) {
882 gpio_set_value_cansleep(GPIO_LCD_DSI_SEL, video_mode);
883 return rc;
884 } else {
885 goto gpio_error;
886 }
887
888gpio_error:
889 pr_err("mipi_truly_sel_mode failed\n");
890 gpio_free(GPIO_LCD_DSI_SEL);
891 return rc;
892}
893
894static int msm_fb_dsi_client_qrd1_reset(void)
895{
896 int rc = 0;
897
898 rc = gpio_request(GPIO_LCDC_BRDG_RESET_N, "lcdc_brdg_reset_n");
899 if (rc < 0) {
900 pr_err("failed to request lcd brdg reset_n\n");
901 return rc;
902 }
903
904 rc = gpio_tlmm_config(mipi_dsi_gpio[0], GPIO_CFG_ENABLE);
905 if (rc < 0) {
906 pr_err("Failed to enable LCDC Bridge reset enable\n");
907 return rc;
908 }
909
910 rc = gpio_direction_output(GPIO_LCDC_BRDG_RESET_N, 1);
911 if (rc < 0) {
912 pr_err("Failed GPIO bridge pd\n");
913 gpio_free(GPIO_LCDC_BRDG_RESET_N);
914 return rc;
915 }
916
917 mipi_truly_sel_mode(1);
918
919 return rc;
920}
921
Jeevan Shrirame941df42012-01-23 12:40:21 +0530922#define GPIO_QRD3_LCD_BRDG_RESET_N 85
923#define GPIO_QRD3_LCD_BACKLIGHT_EN 96
924#define GPIO_QRD3_LCD_EXT_2V85_EN 35
925#define GPIO_QRD3_LCD_EXT_1V8_EN 40
926
927static unsigned qrd3_mipi_dsi_gpio[] = {
928 GPIO_CFG(GPIO_QRD3_LCD_BRDG_RESET_N, 0, GPIO_CFG_OUTPUT,
929 GPIO_CFG_NO_PULL,
930 GPIO_CFG_2MA), /* GPIO_QRD3_LCD_BRDG_RESET_N */
931 GPIO_CFG(GPIO_QRD3_LCD_BACKLIGHT_EN, 0, GPIO_CFG_OUTPUT,
932 GPIO_CFG_NO_PULL,
933 GPIO_CFG_2MA), /* GPIO_QRD3_LCD_BACKLIGHT_EN */
934 GPIO_CFG(GPIO_QRD3_LCD_EXT_2V85_EN, 0, GPIO_CFG_OUTPUT,
935 GPIO_CFG_NO_PULL,
936 GPIO_CFG_2MA), /* GPIO_QRD3_LCD_EXT_2V85_EN */
937 GPIO_CFG(GPIO_QRD3_LCD_EXT_1V8_EN, 0, GPIO_CFG_OUTPUT,
938 GPIO_CFG_NO_PULL,
939 GPIO_CFG_2MA), /* GPIO_QRD3_LCD_EXT_1V8_EN */
940};
941
942static int msm_fb_dsi_client_qrd3_reset(void)
943{
944 int rc = 0;
945
946 rc = gpio_request(GPIO_QRD3_LCD_BRDG_RESET_N, "qrd3_lcd_brdg_reset_n");
947 if (rc < 0) {
948 pr_err("failed to request qrd3 lcd brdg reset_n\n");
949 return rc;
950 }
951
Jeevan Shrirame941df42012-01-23 12:40:21 +0530952 return rc;
953}
954
Chintan Pandya250c2e52012-01-19 17:15:49 +0530955static int msm_fb_dsi_client_reset(void)
956{
957 int rc = 0;
958
959 if (machine_is_msm7627a_qrd1())
960 rc = msm_fb_dsi_client_qrd1_reset();
Aparna Mallavarapu5a326242012-05-09 19:49:02 +0530961 else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()
962 || machine_is_msm8625_evt())
Jeevan Shrirame941df42012-01-23 12:40:21 +0530963 rc = msm_fb_dsi_client_qrd3_reset();
Chintan Pandya250c2e52012-01-19 17:15:49 +0530964 else
965 rc = msm_fb_dsi_client_msm_reset();
966
967 return rc;
968
969}
970
971static struct regulator_bulk_data regs_dsi[] = {
972 { .supply = "gp2", .min_uV = 2850000, .max_uV = 2850000 },
973 { .supply = "msme1", .min_uV = 1800000, .max_uV = 1800000 },
974};
975
976static int dsi_gpio_initialized;
977
978static int mipi_dsi_panel_msm_power(int on)
979{
980 int rc = 0;
981 uint32_t lcdc_reset_cfg;
982
983 /* I2C-controlled GPIO Expander -init of the GPIOs very late */
984 if (unlikely(!dsi_gpio_initialized)) {
985 pmapp_disp_backlight_init();
986
987 rc = gpio_request(GPIO_DISPLAY_PWR_EN, "gpio_disp_pwr");
988 if (rc < 0) {
989 pr_err("failed to request gpio_disp_pwr\n");
990 return rc;
991 }
992
Taniya Dase3027e22012-02-27 16:32:27 +0530993 if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf()
994 || machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +0530995 rc = gpio_direction_output(GPIO_DISPLAY_PWR_EN, 1);
996 if (rc < 0) {
997 pr_err("failed to enable display pwr\n");
998 goto fail_gpio1;
999 }
1000
1001 rc = gpio_request(GPIO_BACKLIGHT_EN, "gpio_bkl_en");
1002 if (rc < 0) {
1003 pr_err("failed to request gpio_bkl_en\n");
1004 goto fail_gpio1;
1005 }
1006
1007 rc = gpio_direction_output(GPIO_BACKLIGHT_EN, 1);
1008 if (rc < 0) {
1009 pr_err("failed to enable backlight\n");
1010 goto fail_gpio2;
1011 }
1012 }
1013
1014 rc = regulator_bulk_get(NULL, ARRAY_SIZE(regs_dsi), regs_dsi);
1015 if (rc) {
1016 pr_err("%s: could not get regulators: %d\n",
1017 __func__, rc);
1018 goto fail_gpio2;
1019 }
1020
1021 rc = regulator_bulk_set_voltage(ARRAY_SIZE(regs_dsi),
1022 regs_dsi);
1023 if (rc) {
1024 pr_err("%s: could not set voltages: %d\n",
1025 __func__, rc);
1026 goto fail_vreg;
1027 }
1028 if (pmapp_disp_backlight_set_brightness(100))
1029 pr_err("backlight set brightness failed\n");
1030
1031 dsi_gpio_initialized = 1;
1032 }
Taniya Dase3027e22012-02-27 16:32:27 +05301033 if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf() ||
1034 machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +05301035 gpio_set_value_cansleep(GPIO_DISPLAY_PWR_EN, on);
1036 gpio_set_value_cansleep(GPIO_BACKLIGHT_EN, on);
Aparna Mallavarapu9f000a72012-04-20 15:37:57 +05301037 } else if (machine_is_msm7x27a_ffa() || machine_is_msm7625a_ffa()
1038 || machine_is_msm8625_ffa()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +05301039 if (on) {
1040 /* This line drives an active low pin on FFA */
1041 rc = gpio_direction_output(GPIO_DISPLAY_PWR_EN, !on);
1042 if (rc < 0)
1043 pr_err("failed to set direction for "
1044 "display pwr\n");
1045 } else {
1046 gpio_set_value_cansleep(GPIO_DISPLAY_PWR_EN, !on);
1047 rc = gpio_direction_input(GPIO_DISPLAY_PWR_EN);
1048 if (rc < 0)
1049 pr_err("failed to set direction for "
1050 "display pwr\n");
1051 }
1052 }
1053
1054 if (on) {
1055 gpio_set_value_cansleep(GPIO_LCDC_BRDG_PD, 0);
1056
1057 if (machine_is_msm7x27a_surf() ||
Taniya Dase3027e22012-02-27 16:32:27 +05301058 machine_is_msm7625a_surf() ||
1059 machine_is_msm8625_surf()) {
Chintan Pandya250c2e52012-01-19 17:15:49 +05301060 lcdc_reset_cfg = readl_relaxed(lcdc_reset_ptr);
1061 rmb();
1062 lcdc_reset_cfg &= ~1;
1063
1064 writel_relaxed(lcdc_reset_cfg, lcdc_reset_ptr);
1065 msleep(20);
1066 wmb();
1067 lcdc_reset_cfg |= 1;
1068 writel_relaxed(lcdc_reset_cfg, lcdc_reset_ptr);
1069 } else {
1070 gpio_set_value_cansleep(GPIO_LCDC_BRDG_RESET_N, 0);
1071 msleep(20);
1072 gpio_set_value_cansleep(GPIO_LCDC_BRDG_RESET_N, 1);
1073 }
1074 } else {
1075 gpio_set_value_cansleep(GPIO_LCDC_BRDG_PD, 1);
Chintan Pandya250c2e52012-01-19 17:15:49 +05301076 }
1077
1078 rc = on ? regulator_bulk_enable(ARRAY_SIZE(regs_dsi), regs_dsi) :
1079 regulator_bulk_disable(ARRAY_SIZE(regs_dsi), regs_dsi);
1080
1081 if (rc)
1082 pr_err("%s: could not %sable regulators: %d\n",
1083 __func__, on ? "en" : "dis", rc);
1084
1085 return rc;
1086fail_vreg:
1087 regulator_bulk_free(ARRAY_SIZE(regs_dsi), regs_dsi);
1088fail_gpio2:
1089 gpio_free(GPIO_BACKLIGHT_EN);
1090fail_gpio1:
1091 gpio_free(GPIO_DISPLAY_PWR_EN);
1092 dsi_gpio_initialized = 0;
1093 return rc;
1094}
1095
1096static int mipi_dsi_panel_qrd1_power(int on)
1097{
1098 int rc = 0;
1099
1100 if (!dsi_gpio_initialized) {
1101 rc = gpio_request(QRD_GPIO_BACKLIGHT_EN, "gpio_bkl_en");
1102 if (rc < 0)
1103 return rc;
1104
1105 rc = gpio_tlmm_config(GPIO_CFG(QRD_GPIO_BACKLIGHT_EN, 0,
1106 GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
1107 GPIO_CFG_ENABLE);
1108 if (rc < 0) {
1109 pr_err("failed GPIO_BACKLIGHT_EN tlmm config\n");
1110 return rc;
1111 }
1112
1113 rc = gpio_direction_output(QRD_GPIO_BACKLIGHT_EN, 1);
1114 if (rc < 0) {
1115 pr_err("failed to enable backlight\n");
1116 gpio_free(QRD_GPIO_BACKLIGHT_EN);
1117 return rc;
1118 }
1119 dsi_gpio_initialized = 1;
1120 }
1121
1122 gpio_set_value_cansleep(QRD_GPIO_BACKLIGHT_EN, !!on);
1123
Jeevan Shrirame941df42012-01-23 12:40:21 +05301124 if (on) {
Chintan Pandya250c2e52012-01-19 17:15:49 +05301125 gpio_set_value_cansleep(GPIO_LCDC_BRDG_RESET_N, 1);
1126 msleep(20);
1127 gpio_set_value_cansleep(GPIO_LCDC_BRDG_RESET_N, 0);
1128 msleep(20);
1129 gpio_set_value_cansleep(GPIO_LCDC_BRDG_RESET_N, 1);
1130
1131 }
1132
1133 return rc;
1134}
1135
Jeevan Shrirame941df42012-01-23 12:40:21 +05301136static int qrd3_dsi_gpio_initialized;
1137
1138static int mipi_dsi_panel_qrd3_power(int on)
1139{
1140 int rc = 0;
Jeevan Shriram4461a112012-06-01 22:08:47 +05301141 static struct regulator *gpio_reg_2p85v, *gpio_reg_1p8v;
Jeevan Shrirame941df42012-01-23 12:40:21 +05301142
1143 if (!qrd3_dsi_gpio_initialized) {
1144 rc = gpio_request(GPIO_QRD3_LCD_BACKLIGHT_EN,
1145 "qrd3_gpio_bkl_en");
1146 if (rc < 0)
1147 return rc;
1148
Jeevan Shriram4461a112012-06-01 22:08:47 +05301149 gpio_reg_2p85v = regulator_get(&msm8625_mipi_dsi_device.dev,
1150 "lcd_vdd");
1151 if (IS_ERR(gpio_reg_2p85v)) {
1152 pr_err("%s:ext_2p85v regulator get failed", __func__);
1153 return -EINVAL;
Jeevan Shrirame941df42012-01-23 12:40:21 +05301154 }
1155
Jeevan Shriram4461a112012-06-01 22:08:47 +05301156 gpio_reg_1p8v = regulator_get(&msm8625_mipi_dsi_device.dev,
1157 "lcd_vddi");
1158 if (IS_ERR(gpio_reg_1p8v)) {
1159 pr_err("%s:ext_1p8v regulator get failed", __func__);
1160 return -EINVAL;
Jeevan Shrirame941df42012-01-23 12:40:21 +05301161 }
1162
Jeevan Shriram4461a112012-06-01 22:08:47 +05301163 qrd3_dsi_gpio_initialized = 1;
Jeevan Shrirame941df42012-01-23 12:40:21 +05301164 }
1165
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +05301166 if (on) {
Padmanabhan Komanduru6dadd872012-04-12 12:20:12 +05301167 rc = gpio_tlmm_config(GPIO_CFG(GPIO_QRD3_LCD_BACKLIGHT_EN, 0,
1168 GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, GPIO_CFG_2MA),
1169 GPIO_CFG_ENABLE);
1170 if (rc < 0) {
1171 pr_err("failed QRD3 GPIO_BACKLIGHT_EN tlmm config\n");
1172 return rc;
1173 }
1174 rc = gpio_direction_output(GPIO_QRD3_LCD_BACKLIGHT_EN, 1);
1175 if (rc < 0) {
1176 pr_err("failed to enable backlight\n");
1177 gpio_free(GPIO_QRD3_LCD_BACKLIGHT_EN);
1178 return rc;
1179 }
Jeevan Shriram4461a112012-06-01 22:08:47 +05301180 /*Toggle Backlight GPIO*/
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +05301181 gpio_set_value_cansleep(GPIO_QRD3_LCD_BACKLIGHT_EN, 1);
1182 udelay(190);
1183 gpio_set_value_cansleep(GPIO_QRD3_LCD_BACKLIGHT_EN, 0);
1184 udelay(286);
1185 gpio_set_value_cansleep(GPIO_QRD3_LCD_BACKLIGHT_EN, 1);
1186 /* 1 wire mode starts from this low to high transition */
1187 udelay(50);
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +05301188
Jeevan Shriram4461a112012-06-01 22:08:47 +05301189 /*Enable EXT_2.85 and 1.8 regulators*/
1190 rc = regulator_enable(gpio_reg_2p85v);
1191 if (rc < 0)
1192 pr_err("%s: reg enable failed\n", __func__);
1193 rc = regulator_enable(gpio_reg_1p8v);
1194 if (rc < 0)
1195 pr_err("%s: reg enable failed\n", __func__);
Jeevan Shrirame941df42012-01-23 12:40:21 +05301196
Jeevan Shriram4461a112012-06-01 22:08:47 +05301197 /*Configure LCD Bridge reset*/
Padmanabhan Komanduru599d3552012-02-21 16:53:05 +05301198 rc = gpio_tlmm_config(qrd3_mipi_dsi_gpio[0], GPIO_CFG_ENABLE);
Padmanabhan Komanduru599d3552012-02-21 16:53:05 +05301199 if (rc < 0) {
1200 pr_err("Failed to enable LCD Bridge reset enable\n");
1201 return rc;
1202 }
1203
1204 rc = gpio_direction_output(GPIO_QRD3_LCD_BRDG_RESET_N, 1);
1205
1206 if (rc < 0) {
1207 pr_err("Failed GPIO bridge Reset\n");
1208 gpio_free(GPIO_QRD3_LCD_BRDG_RESET_N);
1209 return rc;
1210 }
1211
Jeevan Shriram4461a112012-06-01 22:08:47 +05301212 /*Toggle Bridge Reset GPIO*/
Jeevan Shrirame941df42012-01-23 12:40:21 +05301213 msleep(20);
1214 gpio_set_value_cansleep(GPIO_QRD3_LCD_BRDG_RESET_N, 0);
1215 msleep(20);
1216 gpio_set_value_cansleep(GPIO_QRD3_LCD_BRDG_RESET_N, 1);
1217 msleep(20);
Jeevan Shriram4461a112012-06-01 22:08:47 +05301218
Padmanabhan Komanduru599d3552012-02-21 16:53:05 +05301219 } else {
Jeevan Shriram4461a112012-06-01 22:08:47 +05301220 gpio_tlmm_config(GPIO_CFG(GPIO_QRD3_LCD_BACKLIGHT_EN, 0,
1221 GPIO_CFG_INPUT, GPIO_CFG_PULL_DOWN, GPIO_CFG_2MA),
1222 GPIO_CFG_DISABLE);
1223
Padmanabhan Komanduru599d3552012-02-21 16:53:05 +05301224 gpio_tlmm_config(GPIO_CFG(GPIO_QRD3_LCD_BRDG_RESET_N, 0,
1225 GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
1226 GPIO_CFG_DISABLE);
Jeevan Shriram4461a112012-06-01 22:08:47 +05301227
1228 rc = regulator_disable(gpio_reg_2p85v);
1229 if (rc < 0)
1230 pr_err("%s: reg disable failed\n", __func__);
1231 rc = regulator_disable(gpio_reg_1p8v);
1232 if (rc < 0)
1233 pr_err("%s: reg disable failed\n", __func__);
1234
Jeevan Shrirame941df42012-01-23 12:40:21 +05301235 }
1236
Jeevan Shriram4461a112012-06-01 22:08:47 +05301237 return rc;
Jeevan Shrirame941df42012-01-23 12:40:21 +05301238}
1239
Chintan Pandya250c2e52012-01-19 17:15:49 +05301240static int mipi_dsi_panel_power(int on)
1241{
1242 int rc = 0;
1243
1244 if (machine_is_msm7627a_qrd1())
1245 rc = mipi_dsi_panel_qrd1_power(on);
Aparna Mallavarapu5a326242012-05-09 19:49:02 +05301246 else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()
1247 || machine_is_msm8625_evt())
Jeevan Shrirame941df42012-01-23 12:40:21 +05301248 rc = mipi_dsi_panel_qrd3_power(on);
Chintan Pandya250c2e52012-01-19 17:15:49 +05301249 else
1250 rc = mipi_dsi_panel_msm_power(on);
1251 return rc;
1252}
1253
1254#define MDP_303_VSYNC_GPIO 97
1255
Jeevan Shriram901a15f2012-03-09 11:53:23 +05301256#ifdef CONFIG_FB_MSM_MIPI_DSI
Chintan Pandya250c2e52012-01-19 17:15:49 +05301257static struct mipi_dsi_platform_data mipi_dsi_pdata = {
1258 .vsync_gpio = MDP_303_VSYNC_GPIO,
1259 .dsi_power_save = mipi_dsi_panel_power,
1260 .dsi_client_reset = msm_fb_dsi_client_reset,
1261 .get_lane_config = msm_fb_get_lane_config,
1262};
1263#endif
1264
Padmanabhan Komanduru92f9a722012-04-04 19:28:02 +05301265static char prim_panel_name[PANEL_NAME_MAX_LEN];
1266static int __init prim_display_setup(char *param)
1267{
1268 if (strnlen(param, PANEL_NAME_MAX_LEN))
1269 strlcpy(prim_panel_name, param, PANEL_NAME_MAX_LEN);
1270 return 0;
1271}
1272early_param("prim_display", prim_display_setup);
1273
1274void msm7x27a_set_display_params(char *prim_panel)
1275{
1276 if (strnlen(prim_panel, PANEL_NAME_MAX_LEN)) {
1277 strlcpy(msm_fb_pdata.prim_panel_name, prim_panel,
1278 PANEL_NAME_MAX_LEN);
1279 pr_debug("msm_fb_pdata.prim_panel_name %s\n",
1280 msm_fb_pdata.prim_panel_name);
1281 }
1282}
1283
Chintan Pandya250c2e52012-01-19 17:15:49 +05301284void __init msm_fb_add_devices(void)
1285{
Padmanabhan Komanduru92f9a722012-04-04 19:28:02 +05301286 msm7x27a_set_display_params(prim_panel_name);
Chintan Pandya250c2e52012-01-19 17:15:49 +05301287 if (machine_is_msm7627a_qrd1())
1288 platform_add_devices(qrd_fb_devices,
1289 ARRAY_SIZE(qrd_fb_devices));
Aparna Mallavarapu5a326242012-05-09 19:49:02 +05301290 else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()
1291 || machine_is_msm8625_evt()) {
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +05301292 mipi_NT35510_pdata.bl_lock = 1;
Padmanabhan Komanduru0f0000a2012-04-12 10:23:02 +05301293 mipi_NT35516_pdata.bl_lock = 1;
Taniya Dasc868a2e2012-01-03 10:18:47 +05301294 platform_add_devices(evb_fb_devices,
1295 ARRAY_SIZE(evb_fb_devices));
Padmanabhan Komandurubea9c062012-04-09 10:33:48 +05301296 } else if (machine_is_msm7627a_qrd3() || machine_is_msm8625_qrd7()) {
Jeevan Shriram901a15f2012-03-09 11:53:23 +05301297 sku3_lcdc_lcd_camera_power_init();
1298 platform_add_devices(qrd3_fb_devices,
1299 ARRAY_SIZE(qrd3_fb_devices));
1300 } else
Chintan Pandya250c2e52012-01-19 17:15:49 +05301301 platform_add_devices(msm_fb_devices,
1302 ARRAY_SIZE(msm_fb_devices));
1303
1304 msm_fb_register_device("mdp", &mdp_pdata);
Taniya Dase3027e22012-02-27 16:32:27 +05301305 if (machine_is_msm7625a_surf() || machine_is_msm7x27a_surf() ||
Jeevan Shriram045cdc72012-03-27 07:04:15 +05301306 machine_is_msm8625_surf() || machine_is_msm7627a_qrd3()
1307 || machine_is_msm8625_qrd7())
Chintan Pandya250c2e52012-01-19 17:15:49 +05301308 msm_fb_register_device("lcdc", &lcdc_pdata);
Jeevan Shriram901a15f2012-03-09 11:53:23 +05301309#ifdef CONFIG_FB_MSM_MIPI_DSI
Chintan Pandya250c2e52012-01-19 17:15:49 +05301310 msm_fb_register_device("mipi_dsi", &mipi_dsi_pdata);
1311#endif
1312}