1 /*
2 * Copyright (C) 2013 Samsung Electronics
3 * Przemyslaw Marczak <p.marczak@samsung.com>
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8 #include <common.h>
9 #include <lcd.h>
10 #include <libtizen.h>
11 #include <samsung/misc.h>
12 #include <errno.h>
13 #include <version.h>
14 #include <malloc.h>
15 #include <memalign.h>
16 #include <linux/sizes.h>
17 #include <asm/arch/cpu.h>
18 #include <asm/gpio.h>
19 #include <linux/input.h>
20 #include <dm.h>
21 /*
22 * Use #ifdef to work around conflicting headers while we wait for this to be
23 * converted to driver model.
24 */
25 #ifdef CONFIG_DM_PMIC_MAX77686
26 #include <power/max77686_pmic.h>
27 #endif
28 #ifdef CONFIG_DM_PMIC_MAX8998
29 #include <power/max8998_pmic.h>
30 #endif
31 #ifdef CONFIG_PMIC_MAX8997
32 #include <power/max8997_pmic.h>
33 #endif
34 #include <power/pmic.h>
35 #include <mmc.h>
36
37 DECLARE_GLOBAL_DATA_PTR;
38
39 #ifdef CONFIG_SET_DFU_ALT_INFO
set_dfu_alt_info(char * interface,char * devstr)40 void set_dfu_alt_info(char *interface, char *devstr)
41 {
42 size_t buf_size = CONFIG_SET_DFU_ALT_BUF_LEN;
43 ALLOC_CACHE_ALIGN_BUFFER(char, buf, buf_size);
44 char *alt_info = "Settings not found!";
45 char *status = "error!\n";
46 char *alt_setting;
47 char *alt_sep;
48 int offset = 0;
49
50 puts("DFU alt info setting: ");
51
52 alt_setting = get_dfu_alt_boot(interface, devstr);
53 if (alt_setting) {
54 env_set("dfu_alt_boot", alt_setting);
55 offset = snprintf(buf, buf_size, "%s", alt_setting);
56 }
57
58 alt_setting = get_dfu_alt_system(interface, devstr);
59 if (alt_setting) {
60 if (offset)
61 alt_sep = ";";
62 else
63 alt_sep = "";
64
65 offset += snprintf(buf + offset, buf_size - offset,
66 "%s%s", alt_sep, alt_setting);
67 }
68
69 if (offset) {
70 alt_info = buf;
71 status = "done\n";
72 }
73
74 env_set("dfu_alt_info", alt_info);
75 puts(status);
76 }
77 #endif
78
79 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
set_board_info(void)80 void set_board_info(void)
81 {
82 char info[64];
83
84 snprintf(info, ARRAY_SIZE(info), "%u.%u", (s5p_cpu_rev & 0xf0) >> 4,
85 s5p_cpu_rev & 0xf);
86 env_set("soc_rev", info);
87
88 snprintf(info, ARRAY_SIZE(info), "%x", s5p_cpu_id);
89 env_set("soc_id", info);
90
91 #ifdef CONFIG_REVISION_TAG
92 snprintf(info, ARRAY_SIZE(info), "%x", get_board_rev());
93 env_set("board_rev", info);
94 #endif
95 #ifdef CONFIG_OF_LIBFDT
96 const char *bdtype = "";
97 const char *bdname = CONFIG_SYS_BOARD;
98
99 #ifdef CONFIG_BOARD_TYPES
100 bdtype = get_board_type();
101 if (!bdtype)
102 bdtype = "";
103
104 sprintf(info, "%s%s", bdname, bdtype);
105 env_set("boardname", info);
106 #endif
107 snprintf(info, ARRAY_SIZE(info), "%s%x-%s%s.dtb",
108 CONFIG_SYS_SOC, s5p_cpu_id, bdname, bdtype);
109 env_set("fdtfile", info);
110 #endif
111 }
112 #endif /* CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG */
113
114 #ifdef CONFIG_LCD_MENU
power_key_pressed(u32 reg)115 static int power_key_pressed(u32 reg)
116 {
117 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
118 struct pmic *pmic;
119 u32 status;
120 u32 mask;
121
122 pmic = pmic_get(KEY_PWR_PMIC_NAME);
123 if (!pmic) {
124 printf("%s: Not found\n", KEY_PWR_PMIC_NAME);
125 return 0;
126 }
127
128 if (pmic_probe(pmic))
129 return 0;
130
131 if (reg == KEY_PWR_STATUS_REG)
132 mask = KEY_PWR_STATUS_MASK;
133 else
134 mask = KEY_PWR_INTERRUPT_MASK;
135
136 if (pmic_reg_read(pmic, reg, &status))
137 return 0;
138
139 return !!(status & mask);
140 #else
141 return 0;
142 #endif
143 }
144
key_pressed(int key)145 static int key_pressed(int key)
146 {
147 int value;
148
149 switch (key) {
150 case KEY_POWER:
151 value = power_key_pressed(KEY_PWR_INTERRUPT_REG);
152 break;
153 case KEY_VOLUMEUP:
154 value = !gpio_get_value(KEY_VOL_UP_GPIO);
155 break;
156 case KEY_VOLUMEDOWN:
157 value = !gpio_get_value(KEY_VOL_DOWN_GPIO);
158 break;
159 default:
160 value = 0;
161 break;
162 }
163
164 return value;
165 }
166
167 #ifdef CONFIG_LCD
check_keys(void)168 static int check_keys(void)
169 {
170 int keys = 0;
171
172 if (key_pressed(KEY_POWER))
173 keys += KEY_POWER;
174 if (key_pressed(KEY_VOLUMEUP))
175 keys += KEY_VOLUMEUP;
176 if (key_pressed(KEY_VOLUMEDOWN))
177 keys += KEY_VOLUMEDOWN;
178
179 return keys;
180 }
181
182 /*
183 * 0 BOOT_MODE_INFO
184 * 1 BOOT_MODE_THOR
185 * 2 BOOT_MODE_UMS
186 * 3 BOOT_MODE_DFU
187 * 4 BOOT_MODE_EXIT
188 */
189 static char *
190 mode_name[BOOT_MODE_EXIT + 1][2] = {
191 {"DEVICE", ""},
192 {"THOR", "thor"},
193 {"UMS", "ums"},
194 {"DFU", "dfu"},
195 {"GPT", "gpt"},
196 {"ENV", "env"},
197 {"EXIT", ""},
198 };
199
200 static char *
201 mode_info[BOOT_MODE_EXIT + 1] = {
202 "info",
203 "downloader",
204 "mass storage",
205 "firmware update",
206 "restore",
207 "default",
208 "and run normal boot"
209 };
210
211 static char *
212 mode_cmd[BOOT_MODE_EXIT + 1] = {
213 "",
214 "thor 0 mmc 0",
215 "ums 0 mmc 0",
216 "dfu 0 mmc 0",
217 "gpt write mmc 0 $partitions",
218 "env default -a; saveenv",
219 "",
220 };
221
display_board_info(void)222 static void display_board_info(void)
223 {
224 #ifdef CONFIG_MMC
225 struct mmc *mmc = find_mmc_device(0);
226 #endif
227 vidinfo_t *vid = &panel_info;
228
229 lcd_position_cursor(4, 4);
230
231 lcd_printf("%s\n\t", U_BOOT_VERSION);
232 lcd_puts("\n\t\tBoard Info:\n");
233 #ifdef CONFIG_SYS_BOARD
234 lcd_printf("\tBoard name: %s\n", CONFIG_SYS_BOARD);
235 #endif
236 #ifdef CONFIG_REVISION_TAG
237 lcd_printf("\tBoard rev: %u\n", get_board_rev());
238 #endif
239 lcd_printf("\tDRAM banks: %u\n", CONFIG_NR_DRAM_BANKS);
240 lcd_printf("\tDRAM size: %u MB\n", gd->ram_size / SZ_1M);
241
242 #ifdef CONFIG_MMC
243 if (mmc) {
244 if (!mmc->capacity)
245 mmc_init(mmc);
246
247 lcd_printf("\teMMC size: %llu MB\n", mmc->capacity / SZ_1M);
248 }
249 #endif
250 if (vid)
251 lcd_printf("\tDisplay resolution: %u x % u\n",
252 vid->vl_col, vid->vl_row);
253
254 lcd_printf("\tDisplay BPP: %u\n", 1 << vid->vl_bpix);
255 }
256 #endif
257
mode_leave_menu(int mode)258 static int mode_leave_menu(int mode)
259 {
260 #ifdef CONFIG_LCD
261 char *exit_option;
262 char *exit_reset = "reset";
263 char *exit_back = "back";
264 cmd_tbl_t *cmd;
265 int cmd_result;
266 int leave;
267
268 lcd_clear();
269
270 switch (mode) {
271 case BOOT_MODE_EXIT:
272 return 1;
273 case BOOT_MODE_INFO:
274 display_board_info();
275 exit_option = exit_back;
276 leave = 0;
277 break;
278 default:
279 cmd = find_cmd(mode_name[mode][1]);
280 if (cmd) {
281 printf("Enter: %s %s\n", mode_name[mode][0],
282 mode_info[mode]);
283 lcd_printf("\n\n\t%s %s\n", mode_name[mode][0],
284 mode_info[mode]);
285 lcd_puts("\n\tDo not turn off device before finish!\n");
286
287 cmd_result = run_command(mode_cmd[mode], 0);
288
289 if (cmd_result == CMD_RET_SUCCESS) {
290 printf("Command finished\n");
291 lcd_clear();
292 lcd_printf("\n\n\t%s finished\n",
293 mode_name[mode][0]);
294
295 exit_option = exit_reset;
296 leave = 1;
297 } else {
298 printf("Command error\n");
299 lcd_clear();
300 lcd_printf("\n\n\t%s command error\n",
301 mode_name[mode][0]);
302
303 exit_option = exit_back;
304 leave = 0;
305 }
306 } else {
307 lcd_puts("\n\n\tThis mode is not supported.\n");
308 exit_option = exit_back;
309 leave = 0;
310 }
311 }
312
313 lcd_printf("\n\n\tPress POWER KEY to %s\n", exit_option);
314
315 /* Clear PWR button Rising edge interrupt status flag */
316 power_key_pressed(KEY_PWR_INTERRUPT_REG);
317
318 /* Wait for PWR key */
319 while (!key_pressed(KEY_POWER))
320 mdelay(1);
321
322 lcd_clear();
323 return leave;
324 #else
325 return 0;
326 #endif
327 }
328
329 #ifdef CONFIG_LCD
display_download_menu(int mode)330 static void display_download_menu(int mode)
331 {
332 char *selection[BOOT_MODE_EXIT + 1];
333 int i;
334
335 for (i = 0; i <= BOOT_MODE_EXIT; i++)
336 selection[i] = "[ ]";
337
338 selection[mode] = "[=>]";
339
340 lcd_clear();
341 lcd_printf("\n\n\t\tDownload Mode Menu\n\n");
342
343 for (i = 0; i <= BOOT_MODE_EXIT; i++)
344 lcd_printf("\t%s %s - %s\n\n", selection[i],
345 mode_name[i][0], mode_info[i]);
346 }
347 #endif
348
download_menu(void)349 static void download_menu(void)
350 {
351 #ifdef CONFIG_LCD
352 int mode = 0;
353 int last_mode = 0;
354 int run;
355 int key = 0;
356 int timeout = 15; /* sec */
357 int i;
358
359 display_download_menu(mode);
360
361 lcd_puts("\n");
362
363 /* Start count if no key is pressed */
364 while (check_keys())
365 continue;
366
367 while (timeout--) {
368 lcd_printf("\r\tNormal boot will start in: %2.d seconds.",
369 timeout);
370
371 /* about 1000 ms in for loop */
372 for (i = 0; i < 10; i++) {
373 mdelay(100);
374 key = check_keys();
375 if (key)
376 break;
377 }
378 if (key)
379 break;
380 }
381
382 if (!key) {
383 lcd_clear();
384 return;
385 }
386
387 while (1) {
388 run = 0;
389
390 if (mode != last_mode)
391 display_download_menu(mode);
392
393 last_mode = mode;
394 mdelay(200);
395
396 key = check_keys();
397 switch (key) {
398 case KEY_POWER:
399 run = 1;
400 break;
401 case KEY_VOLUMEUP:
402 if (mode > 0)
403 mode--;
404 break;
405 case KEY_VOLUMEDOWN:
406 if (mode < BOOT_MODE_EXIT)
407 mode++;
408 break;
409 default:
410 break;
411 }
412
413 if (run) {
414 if (mode_leave_menu(mode))
415 run_command("reset", 0);
416
417 display_download_menu(mode);
418 }
419 }
420
421 lcd_clear();
422 #endif
423 }
424
check_boot_mode(void)425 void check_boot_mode(void)
426 {
427 int pwr_key;
428
429 pwr_key = power_key_pressed(KEY_PWR_STATUS_REG);
430 if (!pwr_key)
431 return;
432
433 /* Clear PWR button Rising edge interrupt status flag */
434 power_key_pressed(KEY_PWR_INTERRUPT_REG);
435
436 if (key_pressed(KEY_VOLUMEUP))
437 download_menu();
438 else if (key_pressed(KEY_VOLUMEDOWN))
439 mode_leave_menu(BOOT_MODE_THOR);
440 }
441
keys_init(void)442 void keys_init(void)
443 {
444 /* Set direction to input */
445 gpio_request(KEY_VOL_UP_GPIO, "volume-up");
446 gpio_request(KEY_VOL_DOWN_GPIO, "volume-down");
447 gpio_direction_input(KEY_VOL_UP_GPIO);
448 gpio_direction_input(KEY_VOL_DOWN_GPIO);
449 }
450 #endif /* CONFIG_LCD_MENU */
451
452 #ifdef CONFIG_CMD_BMP
draw_logo(void)453 void draw_logo(void)
454 {
455 int x, y;
456 ulong addr;
457
458 addr = panel_info.logo_addr;
459 if (!addr) {
460 pr_err("There is no logo data.");
461 return;
462 }
463
464 if (panel_info.vl_width >= panel_info.logo_width) {
465 x = ((panel_info.vl_width - panel_info.logo_width) >> 1);
466 x += panel_info.logo_x_offset; /* For X center align */
467 } else {
468 x = 0;
469 printf("Warning: image width is bigger than display width\n");
470 }
471
472 if (panel_info.vl_height >= panel_info.logo_height) {
473 y = ((panel_info.vl_height - panel_info.logo_height) >> 1);
474 y += panel_info.logo_y_offset; /* For Y center align */
475 } else {
476 y = 0;
477 printf("Warning: image height is bigger than display height\n");
478 }
479
480 bmp_display(addr, x, y);
481 }
482 #endif /* CONFIG_CMD_BMP */
483