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