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 <command.h>
9 #include <env.h>
10 #include <lcd.h>
11 #include <libtizen.h>
12 #include <asm/global_data.h>
13 #include <linux/delay.h>
14 #include <samsung/misc.h>
15 #include <errno.h>
16 #include <version.h>
17 #include <malloc.h>
18 #include <memalign.h>
19 #include <linux/sizes.h>
20 #include <asm/arch/cpu.h>
21 #include <asm/gpio.h>
22 #include <linux/input.h>
23 #include <dm.h>
24 /*
25 * Use #ifdef to work around conflicting headers while we wait for this to be
26 * converted to driver model.
27 */
28 #ifdef CONFIG_DM_PMIC_MAX77686
29 #include <power/max77686_pmic.h>
30 #endif
31 #ifdef CONFIG_DM_PMIC_MAX8998
32 #include <power/max8998_pmic.h>
33 #endif
34 #ifdef CONFIG_PMIC_MAX8997
35 #include <power/max8997_pmic.h>
36 #endif
37 #include <power/pmic.h>
38 #include <mmc.h>
39
40 DECLARE_GLOBAL_DATA_PTR;
41
42 #ifdef CONFIG_SET_DFU_ALT_INFO
set_dfu_alt_info(char * interface,char * devstr)43 void set_dfu_alt_info(char *interface, char *devstr)
44 {
45 size_t buf_size = CONFIG_SET_DFU_ALT_BUF_LEN;
46 ALLOC_CACHE_ALIGN_BUFFER(char, buf, buf_size);
47 char *alt_info = "Settings not found!";
48 char *status = "error!\n";
49 char *alt_setting;
50 char *alt_sep;
51 int offset = 0;
52
53 puts("DFU alt info setting: ");
54
55 alt_setting = get_dfu_alt_boot(interface, devstr);
56 if (alt_setting) {
57 env_set("dfu_alt_boot", alt_setting);
58 offset = snprintf(buf, buf_size, "%s", alt_setting);
59 }
60
61 alt_setting = get_dfu_alt_system(interface, devstr);
62 if (alt_setting) {
63 if (offset)
64 alt_sep = ";";
65 else
66 alt_sep = "";
67
68 offset += snprintf(buf + offset, buf_size - offset,
69 "%s%s", alt_sep, alt_setting);
70 }
71
72 if (offset) {
73 alt_info = buf;
74 status = "done\n";
75 }
76
77 env_set("dfu_alt_info", alt_info);
78 puts(status);
79 }
80 #endif
81
82 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
set_board_info(void)83 void set_board_info(void)
84 {
85 char info[64];
86
87 snprintf(info, ARRAY_SIZE(info), "%u.%u", (s5p_cpu_rev & 0xf0) >> 4,
88 s5p_cpu_rev & 0xf);
89 env_set("soc_rev", info);
90
91 snprintf(info, ARRAY_SIZE(info), "%x", s5p_cpu_id);
92 env_set("soc_id", info);
93
94 #ifdef CONFIG_REVISION_TAG
95 snprintf(info, ARRAY_SIZE(info), "%x", get_board_rev());
96 env_set("board_rev", info);
97 #endif
98 #ifdef CONFIG_OF_LIBFDT
99 const char *bdtype = "";
100 const char *bdname = CONFIG_SYS_BOARD;
101
102 #ifdef CONFIG_BOARD_TYPES
103 bdtype = get_board_type();
104 if (!bdtype)
105 bdtype = "";
106
107 sprintf(info, "%s%s", bdname, bdtype);
108 env_set("board_name", info);
109 #endif
110 snprintf(info, ARRAY_SIZE(info), "%s%x-%s%s.dtb",
111 CONFIG_SYS_SOC, s5p_cpu_id, bdname, bdtype);
112 env_set("fdtfile", info);
113 #endif
114 }
115 #endif /* CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG */
116
117 #ifdef CONFIG_LCD_MENU
power_key_pressed(u32 reg)118 static int power_key_pressed(u32 reg)
119 {
120 struct udevice *dev;
121 int ret;
122 u32 status;
123 u32 mask;
124
125 if (IS_ENABLED(CONFIG_TARGET_TRATS))
126 ret = pmic_get("max8997-pmic", &dev);
127 else if (IS_ENABLED(CONFIG_TARGET_TRATS2))
128 ret = pmic_get("max77686-pmic", &dev);
129 else if (IS_ENABLED(CONFIG_TARGET_S5PC210_UNIVERSAL))
130 ret = pmic_get("max8998-pmic", &dev);
131 else
132 return 0;
133
134 if (ret)
135 return ret;
136
137 if (reg == KEY_PWR_STATUS_REG)
138 mask = KEY_PWR_STATUS_MASK;
139 else
140 mask = KEY_PWR_INTERRUPT_MASK;
141
142 status = pmic_reg_read(dev, reg);
143 if (status < 0)
144 return status;
145
146 return !!(status & mask);
147 }
148
key_pressed(int key)149 static int key_pressed(int key)
150 {
151 int value;
152
153 switch (key) {
154 case KEY_POWER:
155 value = power_key_pressed(KEY_PWR_INTERRUPT_REG);
156 break;
157 case KEY_VOLUMEUP:
158 value = !gpio_get_value(KEY_VOL_UP_GPIO);
159 break;
160 case KEY_VOLUMEDOWN:
161 value = !gpio_get_value(KEY_VOL_DOWN_GPIO);
162 break;
163 default:
164 value = 0;
165 break;
166 }
167
168 return value;
169 }
170
171 #ifdef CONFIG_LCD
check_keys(void)172 static int check_keys(void)
173 {
174 int keys = 0;
175
176 if (key_pressed(KEY_POWER))
177 keys += KEY_POWER;
178 if (key_pressed(KEY_VOLUMEUP))
179 keys += KEY_VOLUMEUP;
180 if (key_pressed(KEY_VOLUMEDOWN))
181 keys += KEY_VOLUMEDOWN;
182
183 return keys;
184 }
185
186 /*
187 * 0 BOOT_MODE_INFO
188 * 1 BOOT_MODE_THOR
189 * 2 BOOT_MODE_UMS
190 * 3 BOOT_MODE_DFU
191 * 4 BOOT_MODE_EXIT
192 */
193 static char *
194 mode_name[BOOT_MODE_EXIT + 1][2] = {
195 {"DEVICE", ""},
196 {"THOR", "thor"},
197 {"UMS", "ums"},
198 {"DFU", "dfu"},
199 {"GPT", "gpt"},
200 {"ENV", "env"},
201 {"EXIT", ""},
202 };
203
204 static char *
205 mode_info[BOOT_MODE_EXIT + 1] = {
206 "info",
207 "downloader",
208 "mass storage",
209 "firmware update",
210 "restore",
211 "default",
212 "and run normal boot"
213 };
214
215 static char *
216 mode_cmd[BOOT_MODE_EXIT + 1] = {
217 "",
218 "thor 0 mmc 0",
219 "ums 0 mmc 0",
220 "dfu 0 mmc 0",
221 "gpt write mmc 0 $partitions",
222 "env default -a; saveenv",
223 "",
224 };
225
display_board_info(void)226 static void display_board_info(void)
227 {
228 #ifdef CONFIG_MMC
229 struct mmc *mmc = find_mmc_device(0);
230 #endif
231 vidinfo_t *vid = &panel_info;
232
233 lcd_position_cursor(4, 4);
234
235 lcd_printf("%s\n\t", U_BOOT_VERSION);
236 lcd_puts("\n\t\tBoard Info:\n");
237 #ifdef CONFIG_SYS_BOARD
238 lcd_printf("\tBoard name: %s\n", CONFIG_SYS_BOARD);
239 #endif
240 #ifdef CONFIG_REVISION_TAG
241 lcd_printf("\tBoard rev: %u\n", get_board_rev());
242 #endif
243 lcd_printf("\tDRAM banks: %u\n", CONFIG_NR_DRAM_BANKS);
244 lcd_printf("\tDRAM size: %u MB\n", gd->ram_size / SZ_1M);
245
246 #ifdef CONFIG_MMC
247 if (mmc) {
248 if (!mmc->capacity)
249 mmc_init(mmc);
250
251 lcd_printf("\teMMC size: %llu MB\n", mmc->capacity / SZ_1M);
252 }
253 #endif
254 if (vid)
255 lcd_printf("\tDisplay resolution: %u x % u\n",
256 vid->vl_col, vid->vl_row);
257
258 lcd_printf("\tDisplay BPP: %u\n", 1 << vid->vl_bpix);
259 }
260 #endif
261
mode_leave_menu(int mode)262 static int mode_leave_menu(int mode)
263 {
264 #ifdef CONFIG_LCD
265 char *exit_option;
266 char *exit_reset = "reset";
267 char *exit_back = "back";
268 struct cmd_tbl *cmd;
269 int cmd_result;
270 int leave;
271
272 lcd_clear();
273
274 switch (mode) {
275 case BOOT_MODE_EXIT:
276 return 1;
277 case BOOT_MODE_INFO:
278 display_board_info();
279 exit_option = exit_back;
280 leave = 0;
281 break;
282 default:
283 cmd = find_cmd(mode_name[mode][1]);
284 if (cmd) {
285 printf("Enter: %s %s\n", mode_name[mode][0],
286 mode_info[mode]);
287 lcd_printf("\n\n\t%s %s\n", mode_name[mode][0],
288 mode_info[mode]);
289 lcd_puts("\n\tDo not turn off device before finish!\n");
290
291 cmd_result = run_command(mode_cmd[mode], 0);
292
293 if (cmd_result == CMD_RET_SUCCESS) {
294 printf("Command finished\n");
295 lcd_clear();
296 lcd_printf("\n\n\t%s finished\n",
297 mode_name[mode][0]);
298
299 exit_option = exit_reset;
300 leave = 1;
301 } else {
302 printf("Command error\n");
303 lcd_clear();
304 lcd_printf("\n\n\t%s command error\n",
305 mode_name[mode][0]);
306
307 exit_option = exit_back;
308 leave = 0;
309 }
310 } else {
311 lcd_puts("\n\n\tThis mode is not supported.\n");
312 exit_option = exit_back;
313 leave = 0;
314 }
315 }
316
317 lcd_printf("\n\n\tPress POWER KEY to %s\n", exit_option);
318
319 /* Clear PWR button Rising edge interrupt status flag */
320 power_key_pressed(KEY_PWR_INTERRUPT_REG);
321
322 /* Wait for PWR key */
323 while (!key_pressed(KEY_POWER))
324 mdelay(1);
325
326 lcd_clear();
327 return leave;
328 #else
329 return 0;
330 #endif
331 }
332
333 #ifdef CONFIG_LCD
display_download_menu(int mode)334 static void display_download_menu(int mode)
335 {
336 char *selection[BOOT_MODE_EXIT + 1];
337 int i;
338
339 for (i = 0; i <= BOOT_MODE_EXIT; i++)
340 selection[i] = "[ ]";
341
342 selection[mode] = "[=>]";
343
344 lcd_clear();
345 lcd_printf("\n\n\t\tDownload Mode Menu\n\n");
346
347 for (i = 0; i <= BOOT_MODE_EXIT; i++)
348 lcd_printf("\t%s %s - %s\n\n", selection[i],
349 mode_name[i][0], mode_info[i]);
350 }
351 #endif
352
download_menu(void)353 static void download_menu(void)
354 {
355 #ifdef CONFIG_LCD
356 int mode = 0;
357 int last_mode = 0;
358 int run;
359 int key = 0;
360 int timeout = 15; /* sec */
361 int i;
362
363 display_download_menu(mode);
364
365 lcd_puts("\n");
366
367 /* Start count if no key is pressed */
368 while (check_keys())
369 continue;
370
371 while (timeout--) {
372 lcd_printf("\r\tNormal boot will start in: %2.d seconds.",
373 timeout);
374
375 /* about 1000 ms in for loop */
376 for (i = 0; i < 10; i++) {
377 mdelay(100);
378 key = check_keys();
379 if (key)
380 break;
381 }
382 if (key)
383 break;
384 }
385
386 if (!key) {
387 lcd_clear();
388 return;
389 }
390
391 while (1) {
392 run = 0;
393
394 if (mode != last_mode)
395 display_download_menu(mode);
396
397 last_mode = mode;
398 mdelay(200);
399
400 key = check_keys();
401 switch (key) {
402 case KEY_POWER:
403 run = 1;
404 break;
405 case KEY_VOLUMEUP:
406 if (mode > 0)
407 mode--;
408 break;
409 case KEY_VOLUMEDOWN:
410 if (mode < BOOT_MODE_EXIT)
411 mode++;
412 break;
413 default:
414 break;
415 }
416
417 if (run) {
418 if (mode_leave_menu(mode))
419 run_command("reset", 0);
420
421 display_download_menu(mode);
422 }
423 }
424
425 lcd_clear();
426 #endif
427 }
428
check_boot_mode(void)429 void check_boot_mode(void)
430 {
431 int pwr_key;
432
433 pwr_key = power_key_pressed(KEY_PWR_STATUS_REG);
434 if (!pwr_key)
435 return;
436
437 /* Clear PWR button Rising edge interrupt status flag */
438 power_key_pressed(KEY_PWR_INTERRUPT_REG);
439
440 if (key_pressed(KEY_VOLUMEUP))
441 download_menu();
442 else if (key_pressed(KEY_VOLUMEDOWN))
443 mode_leave_menu(BOOT_MODE_THOR);
444 }
445
keys_init(void)446 void keys_init(void)
447 {
448 /* Set direction to input */
449 gpio_request(KEY_VOL_UP_GPIO, "volume-up");
450 gpio_request(KEY_VOL_DOWN_GPIO, "volume-down");
451 gpio_direction_input(KEY_VOL_UP_GPIO);
452 gpio_direction_input(KEY_VOL_DOWN_GPIO);
453 }
454 #endif /* CONFIG_LCD_MENU */
455
456 #ifdef CONFIG_CMD_BMP
draw_logo(void)457 void draw_logo(void)
458 {
459 int x, y;
460 ulong addr;
461
462 addr = panel_info.logo_addr;
463 if (!addr) {
464 pr_err("There is no logo data.\n");
465 return;
466 }
467
468 if (panel_info.vl_width >= panel_info.logo_width) {
469 x = ((panel_info.vl_width - panel_info.logo_width) >> 1);
470 x += panel_info.logo_x_offset; /* For X center align */
471 } else {
472 x = 0;
473 printf("Warning: image width is bigger than display width\n");
474 }
475
476 if (panel_info.vl_height >= panel_info.logo_height) {
477 y = ((panel_info.vl_height - panel_info.logo_height) >> 1);
478 y += panel_info.logo_y_offset; /* For Y center align */
479 } else {
480 y = 0;
481 printf("Warning: image height is bigger than display height\n");
482 }
483
484 bmp_display(addr, x, y);
485 }
486 #endif /* CONFIG_CMD_BMP */
487