2 * Copyright (C) 2009 Samsung Electronics
3 * Kyungmin Park <kyungmin.park@samsung.com>
4 * Minkyu Kang <mk7.kang@samsung.com>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 #include <asm/arch/clk.h>
30 #include <asm/arch/clock.h>
31 #include <asm/arch/gpio.h>
32 #include <asm/arch/keypad.h>
33 #include <asm/arch/mmc.h>
34 #include <asm/arch/power.h>
35 #include <asm/arch/mem.h>
36 #include <asm/errno.h>
39 #include <bmp_layout.h>
41 #include "animation_frames.h"
42 #include "gpio_setting.h"
44 DECLARE_GLOBAL_DATA_PTR;
46 #define C100_MACH_START 3000
47 #define C110_MACH_START 3100
49 /* FIXME Neptune workaround */
50 #define USE_NEPTUNE_BOARD
51 #undef USE_NEPTUNE_BOARD
53 static unsigned int board_rev;
54 static unsigned int battery_soc;
55 static struct s5pc110_gpio *s5pc110_gpio;
72 static struct i2c_gpio_bus_data i2c_2 = {
82 static struct i2c_gpio_bus_data i2c_gpio3 = {
92 static struct i2c_gpio_bus_data i2c_pmic = {
102 static struct i2c_gpio_bus_data i2c_gpio5 = {
112 static struct i2c_gpio_bus_data i2c_gpio6 = {
122 static struct i2c_gpio_bus_data i2c_gpio7 = {
128 * i2c gpio7 - cypress
132 static struct i2c_gpio_bus_data i2c_cypress_gpio7 = {
142 static struct i2c_gpio_bus_data i2c_gpio10 = {
148 static struct i2c_gpio_bus i2c_gpio[] = {
166 u32 get_board_rev(void)
171 static int hwrevision(int rev)
173 return (board_rev & 0xf) == rev;
180 MACH_P1P2, /* Don't remove it */
187 #define SPLIT_SCREEN_FEATURE 0x100
189 /* board is MACH_AQUILA and board is like below. */
190 #define J1_B2_BOARD 0x0200
191 #define LIMO_UNIVERSAL_BOARD 0x0400
192 #define LIMO_REAL_BOARD 0x0800
193 #define MEDIA_BOARD 0x1000
194 #define BAMBOO_BOARD 0x2000
195 #define ARIES_BOARD 0x4000
196 #define NEPTUNE_BOARD 0x8000
198 #define BOARD_MASK 0xFF00
200 static int c110_machine_id(void)
202 return gd->bd->bi_arch_number - C110_MACH_START;
205 static int machine_is_aquila(void)
207 return c110_machine_id() == MACH_AQUILA;
210 static int machine_is_tickertape(void)
212 return c110_machine_id() == MACH_TICKERTAPE;
215 static int machine_is_geminus(void)
217 return c110_machine_id() == MACH_GEMINUS;
220 static int machine_is_cypress(void)
222 return c110_machine_id() == MACH_CYPRESS;
225 static int board_is_limo_universal(void)
227 return machine_is_aquila() && (board_rev & LIMO_UNIVERSAL_BOARD);
230 static int board_is_limo_real(void)
232 return machine_is_aquila() && (board_rev & LIMO_REAL_BOARD);
235 static int board_is_media(void)
237 return machine_is_aquila() && (board_rev & MEDIA_BOARD);
240 static int board_is_bamboo(void)
242 return machine_is_aquila() && (board_rev & BAMBOO_BOARD);
245 static int board_is_j1b2(void)
247 return machine_is_aquila() && (board_rev & J1_B2_BOARD);
250 static int board_is_aries(void)
252 return machine_is_aquila() && (board_rev & ARIES_BOARD);
255 static int board_is_neptune(void)
257 return machine_is_aquila() && (board_rev & NEPTUNE_BOARD);
261 static int machine_is_wmg160(void)
263 return c110_machine_id() == MACH_WMG160;
266 static void enable_battery(void);
268 void i2c_init_board(void)
270 struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
273 if (cpu_is_s5pc100())
276 num_bus = ARRAY_SIZE(i2c_gpio);
278 if (machine_is_aquila()) {
279 if (board_is_aries()) {
280 i2c_gpio[I2C_GPIO7].bus->gpio_base =
281 (unsigned int)&gpio->gpio_mp0_5;
283 i2c_gpio[I2C_GPIO6].bus->gpio_base = 0;
284 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
286 } else if (machine_is_cypress()) {
287 i2c_gpio[I2C_GPIO7].bus = &i2c_cypress_gpio7;
288 i2c_gpio[I2C_GPIO7].bus->gpio_base =
289 (unsigned int)&gpio->gpio_mp0_5;
291 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
294 i2c_gpio[I2C_2].bus->gpio_base = (unsigned int)&gpio->gpio_d1;
295 i2c_gpio[I2C_GPIO3].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
296 i2c_gpio[I2C_PMIC].bus->gpio_base = (unsigned int)&gpio->gpio_j4;
297 i2c_gpio[I2C_GPIO5].bus->gpio_base = (unsigned int)&gpio->gpio_mp0_5;
298 i2c_gpio[I2C_GPIO6].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
300 i2c_gpio_init(i2c_gpio, num_bus, I2C_PMIC);
302 /* Reset on max17040 early */
303 if (battery_soc == 0)
307 #ifdef CONFIG_MISC_INIT_R
308 #define DEV_INFO_LEN 512
309 static char device_info[DEV_INFO_LEN];
310 static int display_info;
312 static void dprintf(const char *fmt, ...)
319 i = vsprintf(buf, fmt, args);
324 if ((strlen(device_info) + strlen(buf)) > (DEV_INFO_LEN - 1)) {
325 puts("Flushing device info...\n");
329 strcat(device_info, buf);
333 #ifdef CONFIG_S5PC1XXFB
334 static void display_device_info(void)
341 set_font_color(FONT_WHITE);
342 fb_printf(device_info);
345 memset(device_info, 0x0, DEV_INFO_LEN);
347 udelay(5 * 1000 * 1000);
351 static const char *board_name[] = {
355 "P1P2", /* Don't remove it */
368 static char feature_buffer[32];
370 static char *display_features(int board, int board_rev)
373 char *buf = feature_buffer;
376 if (board == MACH_AQUILA) {
377 if (board_rev & SPLIT_SCREEN_FEATURE)
378 name = "SplitScreen";
379 if (board_rev & J1_B2_BOARD)
381 /* Limo Real or Universal */
382 if (board_rev & LIMO_REAL_BOARD)
384 else if (board_rev & LIMO_UNIVERSAL_BOARD)
385 name = "Limo Universal";
386 if (board_rev & MEDIA_BOARD)
388 if (board_rev & BAMBOO_BOARD)
390 if (board_rev & ARIES_BOARD)
392 if (board_rev & NEPTUNE_BOARD)
396 count += sprintf(buf + count, " - %s", name);
402 static char *get_board_name(int board)
404 if (board == MACH_WMG160)
406 return (char *) board_name[board];
409 static void check_board_revision(int board, int rev)
413 /* Limo Real or Universal */
414 if (rev & LIMO_UNIVERSAL_BOARD)
415 board_rev &= ~J1_B2_BOARD;
416 if (rev & LIMO_REAL_BOARD)
417 board_rev &= ~(J1_B2_BOARD |
418 LIMO_UNIVERSAL_BOARD);
419 if (rev & MEDIA_BOARD)
420 board_rev &= ~(J1_B2_BOARD |
421 LIMO_UNIVERSAL_BOARD);
422 if (rev & BAMBOO_BOARD)
423 board_rev &= ~(J1_B2_BOARD |
424 LIMO_UNIVERSAL_BOARD |
427 if (rev & ARIES_BOARD)
428 board_rev &= ~(J1_B2_BOARD |
429 LIMO_UNIVERSAL_BOARD);
430 if (rev & NEPTUNE_BOARD)
431 board_rev &= ~(J1_B2_BOARD |
432 LIMO_UNIVERSAL_BOARD);
435 case MACH_TICKERTAPE:
438 board_rev &= ~BOARD_MASK;
445 static unsigned int get_hw_revision(struct s5pc1xx_gpio_bank *bank, int hwrev3)
453 gpio_direction_input(bank, 2);
454 gpio_direction_input(bank, 3);
455 gpio_direction_input(bank, 4);
456 gpio_direction_input(bank, mode3);
458 gpio_set_pull(bank, 2, GPIO_PULL_NONE); /* HWREV_MODE0 */
459 gpio_set_pull(bank, 3, GPIO_PULL_NONE); /* HWREV_MODE1 */
460 gpio_set_pull(bank, 4, GPIO_PULL_NONE); /* HWREV_MODE2 */
461 gpio_set_pull(bank, mode3, GPIO_PULL_NONE); /* HWREV_MODE3 */
463 rev = gpio_get_value(bank, 2);
464 rev |= (gpio_get_value(bank, 3) << 1);
465 rev |= (gpio_get_value(bank, 4) << 2);
466 rev |= (gpio_get_value(bank, mode3) << 3);
471 static void check_hw_revision(void)
473 unsigned int board = MACH_UNIVERSAL; /* Default is Universal */
475 if (cpu_is_s5pc100()) {
476 struct s5pc100_gpio *gpio =
477 (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
479 board_rev = get_hw_revision(&gpio->gpio_j0, 0);
481 /* C100 TickerTape */
483 board = MACH_TICKERTAPE;
485 struct s5pc110_gpio *gpio =
486 (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
492 * Note Check 'Aquila' board first
496 * LRA: Limo Real Aquila
497 * LUA: Limo Universal Aquila
502 * ADDR = 0xE0200000 + OFF
504 * OFF Universal BB LRA LUA OA TT SS CYP
505 * J1: 0x0264 0x10 0x10 0x00 0x00 0x00 0x00 0x00
506 * J2: 0x0284 0x01 0x10 0x00
507 * H1: 0x0C24 W 0x28 0xA8 0x1C 0x0F
508 * H3: 0x0C64 0x03 0x07 0x0F
509 * D1: 0x00C4 0x0F 0x3F 0x3F 0x0F 0xXC 0x3F
510 * I: 0x0224 0x02 0x00 0x08
511 * MP03: 0x0324 0x9x 0xbx 0x9x
512 * MP05: 0x0364 0x80 0x88
516 if (gpio_get_value(&gpio->gpio_j1, 4) == 0) {
518 board_rev |= J1_B2_BOARD;
520 gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_NONE);
521 gpio_direction_input(&gpio->gpio_j2, 6);
524 if (gpio_get_value(&gpio->gpio_h1, 2) == 0)
525 board_rev |= LIMO_UNIVERSAL_BOARD;
527 if (gpio_get_value(&gpio->gpio_h3, 2) == 0)
528 board_rev |= LIMO_REAL_BOARD;
530 if (gpio_get_value(&gpio->gpio_j2, 6) == 1)
531 board_rev |= MEDIA_BOARD;
533 /* set gpio to default value. */
534 gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_DOWN);
535 gpio_direction_output(&gpio->gpio_j2, 6, 0);
538 /* Workaround: C110 Aquila Rev0.6 */
539 if (board_rev == 6) {
541 board_rev |= LIMO_REAL_BOARD;
544 /* C110 Aquila Bamboo */
545 if (gpio_get_value(&gpio->gpio_j2, 0) == 1) {
547 board_rev |= BAMBOO_BOARD;
550 /* C110 TickerTape */
551 if (gpio_get_value(&gpio->gpio_d1, 0) == 0 &&
552 gpio_get_value(&gpio->gpio_d1, 1) == 0)
553 board = MACH_TICKERTAPE;
555 /* WMG160 - GPH3[0:4] = 0x00 */
556 if (board == MACH_TICKERTAPE) {
559 for (i = 0; i < 4; i++) {
560 if (gpio_get_value(&gpio->gpio_h3, i) != 0) {
571 /* C110 Geminus for rev0.0 */
572 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_NONE);
573 gpio_direction_input(&gpio->gpio_j1, 2);
574 if (gpio_get_value(&gpio->gpio_j1, 2) == 1) {
575 board = MACH_GEMINUS;
576 if ((board_rev & ~BOARD_MASK) == 3)
579 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_DOWN);
580 gpio_direction_output(&gpio->gpio_j1, 2, 0);
582 /* C110 Geminus for rev0.1 ~ */
583 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_NONE);
584 gpio_direction_input(&gpio->gpio_j0, 6);
585 if (gpio_get_value(&gpio->gpio_j0, 6) == 1) {
586 board = MACH_GEMINUS;
589 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_DOWN);
591 /* Aquila - Aries MP0_5[6] == 1 */
592 gpio_direction_input(&gpio->gpio_mp0_5, 6);
593 if (gpio_get_value(&gpio->gpio_mp0_5, 6) == 1) {
594 /* Cypress: Do this for cypress */
595 gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_NONE);
596 gpio_direction_input(&gpio->gpio_j2, 2);
597 if (gpio_get_value(&gpio->gpio_j2, 2) == 1) {
598 board = MACH_CYPRESS;
599 gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
602 board_rev |= ARIES_BOARD;
603 #ifdef USE_NEPTUNE_BOARD
604 board_rev &= ~ARIES_BOARD;
605 board_rev |= NEPTUNE_BOARD;
608 gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_DOWN);
611 gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
613 board_rev |= get_hw_revision(&gpio->gpio_j0, hwrev3);
617 if (cpu_is_s5pc110())
618 gd->bd->bi_arch_number = C110_MACH_START + board;
620 gd->bd->bi_arch_number = C100_MACH_START + board;
622 /* Architecture Common settings */
623 if (cpu_is_s5pc110()) {
624 setenv("mtdparts", MTDPARTS_DEFAULT_4KB);
626 setenv("bootk", "onenand read 0x30007FC0 0x60000 0x300000; "
628 setenv("updatek", "onenand erase 0x60000 0x300000; "
629 "onenand write 0x31008000 0x60000 0x300000");
633 static void show_hw_revision(void)
638 * Workaround for Rev 0.3 + CP Ver ES 3.1
641 if (board_is_limo_real()) {
643 /* default is Rev 0.4 */
649 if (cpu_is_s5pc110())
650 board = gd->bd->bi_arch_number - C110_MACH_START;
652 board = gd->bd->bi_arch_number - C100_MACH_START;
654 check_board_revision(board, board_rev);
656 /* Set CPU Revision */
657 if (machine_is_aquila()) {
658 if (board_is_limo_real()) {
659 if ((board_rev & 0xf) < 8)
660 s5pc1xx_set_cpu_rev(0);
662 } else if (machine_is_geminus()) {
663 if ((board_rev & 0xf) < 1)
664 s5pc1xx_set_cpu_rev(0);
665 } else if (machine_is_cypress()) {
666 s5pc1xx_set_cpu_rev(1);
668 s5pc1xx_set_cpu_rev(0);
671 dprintf("HW Revision:\t%x (%s%s) %s\n",
672 board_rev, get_board_name(board),
673 display_features(board, board_rev),
674 s5pc1xx_get_cpu_rev() ? "" : "EVT0");
677 static void check_auto_burn(void)
679 unsigned long magic_base = CONFIG_SYS_SDRAM_BASE + 0x02000000;
680 unsigned int count = 0;
683 if (readl(magic_base) == 0x426f6f74) { /* ASICC: Boot */
684 printf("Auto burning bootloader\n");
685 count += sprintf(buf + count, "run updateb; ");
687 if (readl(magic_base + 0x04) == 0x4b65726e) { /* ASICC: Kern */
688 printf("Auto burning kernel\n");
689 count += sprintf(buf + count, "run updatek; ");
693 count += sprintf(buf + count, "reset");
694 setenv("bootcmd", buf);
697 /* Clear the magic value */
698 writel(0xa5a55a5a, magic_base);
699 writel(0xa5a55a5a, magic_base + 0x4);
702 static void pmic_pin_init(void)
704 unsigned int reg, value;
706 if (cpu_is_s5pc100())
709 /* AP_PS_HOLD: XEINT_0: GPH0[0]
710 * Note: Don't use GPIO PS_HOLD it doesn't work
712 reg = S5PC110_PS_HOLD_CONTROL;
714 value |= S5PC110_PS_HOLD_DIR_OUTPUT |
715 S5PC110_PS_HOLD_DATA_HIGH |
716 S5PC110_PS_HOLD_OUT_EN;
719 /* nPOWER: XEINT_22: GPH2[6] interrupt mode */
720 gpio_cfg_pin(&s5pc110_gpio->gpio_h2, 6, GPIO_IRQ);
721 gpio_set_pull(&s5pc110_gpio->gpio_h2, 6, GPIO_PULL_UP);
724 static void enable_ldos(void)
726 if (cpu_is_s5pc100())
729 /* TOUCH_EN: XMMC3DATA_3: GPG3[6] output high */
730 gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, 1);
733 static void enable_t_flash(void)
735 if (!(board_is_limo_universal() || board_is_limo_real()))
738 /* T_FLASH_EN : XM0ADDR_13: MP0_5[4] output high */
739 gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 1);
742 static void setup_limo_real_gpios(void)
744 if (!board_is_limo_real())
748 * Note: Please write GPIO alphabet order
750 /* CODEC_LDO_EN: XVVSYNC_LDI: GPF3[4] output high */
751 gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 1);
754 /* RESET_REQ_N: XM0BEN_1: MP0_2[1] output high */
755 gpio_direction_output(&s5pc110_gpio->gpio_mp0_2, 1, 1);
757 /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
758 gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
760 /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
761 gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
762 gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
765 static void setup_media_gpios(void)
767 if (!board_is_media())
771 * Note: Please write GPIO alphabet order
773 /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
774 gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
776 /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
777 gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
778 gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
781 #define KBR3 (1 << 3)
782 #define KBR2 (1 << 2)
783 #define KBR1 (1 << 1)
784 #define KBR0 (1 << 0)
786 static void check_keypad(void)
788 unsigned int reg, value;
789 unsigned int col_num, row_num;
790 unsigned int col_mask;
791 unsigned int col_mask_shift;
792 unsigned int row_state[4];
794 unsigned int auto_download = 0;
796 if (machine_is_wmg160())
799 if (cpu_is_s5pc100()) {
800 struct s5pc100_gpio *gpio =
801 (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
806 /* Set GPH2[2:0] to KP_COL[2:0] */
807 gpio_cfg_pin(&gpio->gpio_h2, 0, 0x3);
808 gpio_cfg_pin(&gpio->gpio_h2, 1, 0x3);
809 gpio_cfg_pin(&gpio->gpio_h2, 2, 0x3);
811 /* Set GPH3[2:0] to KP_ROW[2:0] */
812 gpio_cfg_pin(&gpio->gpio_h3, 0, 0x3);
813 gpio_cfg_pin(&gpio->gpio_h3, 1, 0x3);
814 gpio_cfg_pin(&gpio->gpio_h3, 2, 0x3);
816 reg = S5PC100_KEYPAD_BASE;
817 col_mask = S5PC1XX_KEYIFCOL_MASK;
820 if (board_is_limo_real() || board_is_limo_universal()) {
828 for (i = 0; i < row_num; i++) {
829 /* Set GPH3[3:0] to KP_ROW[3:0] */
830 gpio_cfg_pin(&s5pc110_gpio->gpio_h3, i, 0x3);
831 gpio_set_pull(&s5pc110_gpio->gpio_h3, i, GPIO_PULL_UP);
834 for (i = 0; i < col_num; i++)
835 /* Set GPH2[3:0] to KP_COL[3:0] */
836 gpio_cfg_pin(&s5pc110_gpio->gpio_h2, i, 0x3);
838 reg = S5PC110_KEYPAD_BASE;
839 col_mask = S5PC110_KEYIFCOLEN_MASK;
843 /* KEYIFCOL reg clear */
844 writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
847 for (i = 0; i < col_num; i++) {
849 value &= ~(1 << i) << col_mask_shift;
851 writel(value, reg + S5PC1XX_KEYIFCOL_OFFSET);
854 value = readl(reg + S5PC1XX_KEYIFROW_OFFSET);
855 row_state[i] = ~value & ((1 << row_num) - 1);
856 printf("[%d col] row_state: 0x%x\n", i, row_state[i]);
859 /* KEYIFCOL reg clear */
860 writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
862 if (machine_is_aquila()) {
863 /* cam full shot & volume down */
864 if ((row_state[0] & 0x1) && (row_state[1] & 0x2))
867 else if ((row_state[1] & 0x2))
869 } else if (machine_is_geminus())
870 /* volume down & home */
871 if ((row_state[1] & 0x2) && (row_state[2] & 0x1))
875 setenv("bootcmd", "usbdown");
878 static void enable_battery(void)
880 unsigned char val[2];
881 unsigned char addr = 0x36; /* max17040 fuel gauge */
883 i2c_set_bus_num(I2C_GPIO3);
885 if (machine_is_aquila()) {
886 if (board_is_aries() || board_is_neptune())
887 i2c_set_bus_num(I2C_GPIO7);
888 else if (board_is_j1b2())
890 } else if (machine_is_tickertape()) {
892 } else if (machine_is_cypress()) {
893 i2c_set_bus_num(I2C_GPIO7);
894 } else if (machine_is_geminus()) {
896 i2c_set_bus_num(I2C_GPIO7);
899 if (i2c_probe(addr)) {
900 printf("Can't found max17040 fuel gauge\n");
906 i2c_write(addr, 0xfe, 1, val, 2);
909 static void check_battery(void)
911 unsigned char val[2];
912 unsigned char addr = 0x36; /* max17040 fuel gauge */
914 i2c_set_bus_num(I2C_GPIO3);
916 if (machine_is_aquila()) {
917 if (board_is_aries() || board_is_neptune())
918 i2c_set_bus_num(I2C_GPIO7);
919 else if (board_is_j1b2())
921 } else if (machine_is_cypress()) {
922 i2c_set_bus_num(I2C_GPIO7);
923 } else if (machine_is_geminus()) {
925 i2c_set_bus_num(I2C_GPIO7);
929 if (i2c_probe(addr)) {
930 printf("Can't found max17040 fuel gauge\n");
934 i2c_read(addr, 0x04, 1, val, 1);
936 dprintf("battery:\t%d%%\n", val[0]);
938 battery_soc = val[0];
941 static void check_mhl(void)
943 unsigned char val[2];
944 unsigned char addr = 0x39; /* SIL9230 */
946 /* MHL Power enable */
947 /* HDMI_EN : GPJ2[2] XMSMDATA_2 output mode */
948 gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 1);
950 /* MHL_RST : MP0_4[7] XM0ADDR_7 output mode */
951 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
953 /* 10ms required after reset */
957 gpio_set_value(&s5pc110_gpio->gpio_mp0_4, 7, 1);
959 i2c_set_bus_num(I2C_GPIO5);
962 if (i2c_probe(addr)) {
963 printf("Can't found MHL Chip\n");
969 * set to Normal operation
972 i2c_write((0x72 >> 1), 0x08, 1, val, 1);
973 i2c_read((0x72 >> 1), 0x08, 1, val, 1);
978 * 00 = MHL termination ON
979 * 11 = MHL termination OFF
982 i2c_write((0x72 >> 1), 0xa0, 1, val, 1);
983 i2c_read((0x72 >> 1), 0xa0, 1, val, 1);
986 #define CHARGER_ANIMATION_FRAME 6
987 static int max8998_power_key(void)
989 unsigned char addr, val[2];
990 i2c_set_bus_num(I2C_PMIC);
992 if (i2c_probe(addr)) {
993 printf("Can't found max8998\n");
997 /* Accessing IRQ1 register */
998 i2c_read(addr, 0x00, 1, val, 1);
999 if (val[0] & (1 << 6))
1005 extern void lcd_display_clear(void);
1006 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
1008 static void into_charge_mode(void)
1010 unsigned char addr = 0xCC >> 1; /* max8998 */;
1011 unsigned char val[2];
1016 ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1018 i2c_set_bus_num(I2C_PMIC);
1020 if (i2c_probe(addr)) {
1021 printf("Can't found max8998\n");
1025 printf("Charge Mode\n");
1027 i2c_read(addr, 0x0C, 1, val, 1);
1028 val[0] &= ~(0x7 << 0);
1029 val[0] |= 5; /* 600mA */
1030 i2c_write(addr, 0x0C, 1, val, 1);
1032 #ifdef CONFIG_S5PC1XXFB
1035 /* TODO: write the image-text for the charger */
1037 level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1038 if (level >= CHARGER_ANIMATION_FRAME)
1039 level = CHARGER_ANIMATION_FRAME - 1;
1041 for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1042 bmp_addr[i] = (ulong)battery_charging_animation[i];
1044 lcd_display_clear();
1045 for (i = 0; i < 3; i++) {
1046 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1049 bmp = gunzip_bmp(bmp_addr[j], &len);
1050 lcd_display_bitmap((ulong) bmp, 140, 202);
1053 for (k = 0; k < 10; k++)
1054 if (max8998_power_key()) {
1055 lcd_display_clear();
1056 /* FIXME don't use static function */
1057 /* draw_samsung_logo(lcd_base); */
1066 /* EVT0: sleep 1, EVT1: sleep */
1067 if (s5pc1xx_get_cpu_rev() == 0) {
1068 run_command("sleep 1", 0);
1072 run_command("sleep", 0);
1075 static void check_micro_usb(int intr)
1078 unsigned char val[2];
1079 static int started_charging_once = 0;
1082 if (cpu_is_s5pc100())
1085 if (board_is_limo_real()) {
1086 if (hwrevision(0) || hwrevision(1))
1090 i2c_set_bus_num(I2C_PMIC);
1092 if (machine_is_aquila()) {
1093 if (board_is_aries() || board_is_neptune())
1094 i2c_set_bus_num(I2C_GPIO6);
1095 } else if (machine_is_cypress()) {
1096 i2c_set_bus_num(I2C_GPIO6);
1097 } else if (machine_is_geminus()) {
1099 i2c_set_bus_num(I2C_GPIO6);
1100 } else if (machine_is_wmg160())
1101 i2c_set_bus_num(I2C_GPIO6);
1103 addr = 0x25; /* fsa9480 */
1104 if (i2c_probe(addr)) {
1105 printf("Can't found fsa9480\n");
1109 /* Clear Interrupt */
1111 i2c_read(addr, 0x03, 1, val, 2);
1115 /* Read Device Type 1 */
1116 i2c_read(addr, 0x0a, 1, val, 1);
1118 #define FSA_DEV1_CHARGER (1 << 6)
1119 #define FSA_DEV1_UART (1 << 3)
1120 #define FSA_DEV1_USB (1 << 2)
1121 #define FSA_DEV2_JIG_USB_OFF (1 << 1)
1122 #define FSA_DEV2_JIG_USB_ON (1 << 0)
1125 * If USB, use default 475mA
1126 * If Charger, use 600mA and go to charge mode
1128 if ((val[0] & FSA_DEV1_CHARGER) && !started_charging_once) {
1129 started_charging_once = 1;
1133 /* If Factory Mode is Boot ON-USB, go to download mode */
1134 i2c_read(addr, 0x07, 1, val, 1);
1136 #define FSA_ADC_FAC_USB_OFF 0x18
1137 #define FSA_ADC_FAC_USB_ON 0x19
1138 #define FSA_ADC_FAC_UART 0x1d
1140 if (val[0] == FSA_ADC_FAC_USB_ON || val[0] == FSA_ADC_FAC_USB_OFF)
1141 setenv("bootcmd", "usbdown");
1143 path = getenv("usb");
1145 if (!strncmp(path, "cp", 2))
1146 run_command("microusb cp", 0);
1149 static void micro_usb_switch(int path)
1152 unsigned char val[2];
1154 i2c_set_bus_num(I2C_PMIC);
1156 if (machine_is_aquila()) {
1157 if (board_is_aries() || board_is_neptune())
1158 i2c_set_bus_num(I2C_GPIO6);
1159 } else if (machine_is_cypress()) {
1160 i2c_set_bus_num(I2C_GPIO6);
1161 } else if (machine_is_geminus()) {
1163 i2c_set_bus_num(I2C_GPIO6);
1164 } else if (machine_is_wmg160()) {
1165 i2c_set_bus_num(I2C_GPIO6);
1169 addr = 0x25; /* fsa9480 */
1170 if (i2c_probe(addr)) {
1171 printf("Can't found fsa9480\n");
1176 val[0] = 0x90; /* VAUDIO */
1178 val[0] = (1 << 5) | (1 << 2); /* DHOST */
1180 i2c_write(addr, 0x13, 1, val, 1); /* MANSW1 */
1182 i2c_read(addr, 0x2, 1, val, 1);
1183 val[0] &= ~(1 << 2); /* Manual switching */
1184 i2c_write(addr, 0x2, 1, val, 1);
1187 #define MAX8998_REG_ONOFF1 0x11
1188 #define MAX8998_REG_ONOFF2 0x12
1189 #define MAX8998_REG_ONOFF3 0x13
1190 #define MAX8998_REG_LDO7 0x21
1191 #define MAX8998_REG_LDO17 0x29
1193 #define MAX8998_LDO3 (1 << 2)
1195 #define MAX8998_LDO6 (1 << 7)
1196 #define MAX8998_LDO7 (1 << 6)
1197 #define MAX8998_LDO8 (1 << 5)
1198 #define MAX8998_LDO9 (1 << 4)
1199 #define MAX8998_LDO10 (1 << 3)
1200 #define MAX8998_LDO11 (1 << 2)
1201 #define MAX8998_LDO12 (1 << 1)
1202 #define MAX8998_LDO13 (1 << 0)
1204 #define MAX8998_LDO14 (1 << 7)
1205 #define MAX8998_LDO15 (1 << 6)
1206 #define MAX8998_LDO16 (1 << 5)
1207 #define MAX8998_LDO17 (1 << 4)
1210 static void init_pmic(void)
1213 unsigned char val[2];
1215 if (cpu_is_s5pc100())
1218 i2c_set_bus_num(I2C_PMIC);
1220 addr = 0xCC >> 1; /* max8998 */
1221 if (i2c_probe(addr)) {
1222 if (i2c_probe(addr)) {
1223 printf("Can't found max8998\n");
1229 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1230 val[0] &= ~MAX8998_LDO3;
1231 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1234 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1236 * Disable LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1237 * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1239 val[0] &= ~(MAX8998_LDO10 | MAX8998_LDO11 |
1240 MAX8998_LDO12 | MAX8998_LDO13);
1242 if (board_is_aries() || board_is_neptune())
1243 val[0] |= MAX8998_LDO7; /* LDO7: VLCD_1.8V */
1245 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1246 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1248 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1250 * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1251 * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1253 val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1254 MAX8998_LDO16 | MAX8998_LDO17);
1256 if (board_is_aries() || board_is_neptune())
1257 val[0] |= MAX8998_LDO17; /* LDO17: VCC_3.0V_LCD */
1259 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1260 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1263 static void setup_power_down_mode_registers(void)
1265 struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
1266 struct s5pc1xx_gpio_bank *bank;
1267 struct gpio_powermode *p;
1269 struct gpio_external *ge;
1271 struct s5pc1xx_gpio_item *mr;
1275 if (cpu_is_s5pc100())
1278 /* Only Limo real and aries supports worked for sleep currnet */
1279 if (machine_is_aquila()) {
1280 if (board_is_limo_real())
1282 else if (board_is_aries() || board_is_neptune())
1286 } else if (machine_is_geminus()) {
1291 if (machine_is_aquila()) {
1292 if (board_is_aries() || board_is_neptune()) {
1293 /* Aquila rev 0.9 */
1294 p = aries_powerdown_modes;
1295 ge = aries_external_powerdown_modes;
1296 mr = aries_mirror_powerdown_mode;
1297 n_p = ARRAY_SIZE(aries_powerdown_modes);
1298 n_ge = ARRAY_SIZE(aries_external_powerdown_modes);
1299 n_mr = ARRAY_SIZE(aries_mirror_powerdown_mode);
1301 /* Aquila rev 0.8 or lower */
1302 p = aquila_powerdown_modes;
1303 ge = aquila_external_powerdown_modes;
1304 mr = aquila_mirror_powerdown_mode;
1305 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1306 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1307 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1309 } else if (machine_is_geminus()) {
1310 if (hwrevision(1)) {
1311 /* Same as Aquila rev 0.9 */
1313 p = aries_powerdown_modes;
1314 ge = aries_external_powerdown_modes;
1315 mr = aries_mirror_powerdown_mode;
1316 n_p = ARRAY_SIZE(aries_powerdown_modes);
1317 n_ge = ARRAY_SIZE(aries_external_powerdown_modes);
1318 n_mr = ARRAY_SIZE(aries_mirror_powerdown_mode);
1320 p = aquila_powerdown_modes;
1321 ge = aquila_external_powerdown_modes;
1322 mr = aquila_mirror_powerdown_mode;
1323 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1324 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1325 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1327 } else if (hwrevision(0)) {
1328 /* Same as Aquila rev 0.8 or lower */
1329 p = aquila_powerdown_modes;
1330 ge = aquila_external_powerdown_modes;
1331 mr = aquila_mirror_powerdown_mode;
1332 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1333 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1334 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1336 return; /* Not supported */
1340 bank = &gpio->gpio_a0;
1342 for (i = 0; i < n_p; i++, p++, bank++) {
1343 writel(p->conpdn, &bank->pdn_con);
1344 writel(p->pudpdn, &bank->pdn_pull);
1347 writel(0xff0022b0, (unsigned int *)0xF0000000);
1348 writel(0xff0022b0, (unsigned int *)0xF1400000);
1350 bank = &gpio->gpio_h0;
1352 for (i = 0; i < n_ge; i++) {
1353 writel(ge->con, &bank->con);
1354 writel(ge->dat, &bank->dat);
1355 writel(ge->pud, &bank->pull);
1361 for (i = 0; i < n_mr; i++) {
1362 unsigned int reg = readl(&mr->bank->pdn_con);
1363 reg &= ~(1 << mr->number);
1364 if (readl(&mr->bank->dat) & (1 << mr->number))
1365 reg |= 1 << mr->number;
1366 writel(reg, &mr->bank->pdn_con);
1368 printf("[%8.8X] = %8.8X\n", (unsigned int) (&mr->bank->pdn_con), reg);
1375 struct spi_platform_data {
1376 struct s5pc1xx_gpio_bank *cs_bank;
1377 struct s5pc1xx_gpio_bank *clk_bank;
1378 struct s5pc1xx_gpio_bank *si_bank;
1379 struct s5pc1xx_gpio_bank *so_bank;
1381 unsigned int cs_num;
1382 unsigned int clk_num;
1383 unsigned int si_num;
1384 unsigned int so_num;
1386 unsigned int board_is_media;
1387 unsigned int board_is_cypress;
1390 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1391 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1393 struct spi_platform_data spi_pd;
1395 struct s5pc110_gpio *gpio_base = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1397 void lcd_cfg_gpio(void)
1399 unsigned int i, f3_end = 4;
1401 for (i = 0; i < 8; i++) {
1402 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1403 gpio_cfg_pin(&gpio_base->gpio_f0, i, GPIO_FUNC(2));
1404 gpio_cfg_pin(&gpio_base->gpio_f1, i, GPIO_FUNC(2));
1405 gpio_cfg_pin(&gpio_base->gpio_f2, i, GPIO_FUNC(2));
1406 /* pull-up/down disable */
1407 gpio_set_pull(&gpio_base->gpio_f0, i, GPIO_PULL_NONE);
1408 gpio_set_pull(&gpio_base->gpio_f1, i, GPIO_PULL_NONE);
1409 gpio_set_pull(&gpio_base->gpio_f2, i, GPIO_PULL_NONE);
1411 /* drive strength to max (24bit) */
1412 gpio_set_drv(&gpio_base->gpio_f0, i, GPIO_DRV_4x);
1413 gpio_set_rate(&gpio_base->gpio_f0, i, GPIO_DRV_SLOW);
1414 gpio_set_drv(&gpio_base->gpio_f1, i, GPIO_DRV_4x);
1415 gpio_set_rate(&gpio_base->gpio_f1, i, GPIO_DRV_SLOW);
1416 gpio_set_drv(&gpio_base->gpio_f2, i, GPIO_DRV_4x);
1417 gpio_set_rate(&gpio_base->gpio_f2, i, GPIO_DRV_SLOW);
1420 /* set DISPLAY_DE_B pin for dual rgb mode. */
1421 if (board_is_media())
1424 for (i = 0; i < f3_end; i++) {
1425 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1426 gpio_cfg_pin(&gpio_base->gpio_f3, i, GPIO_PULL_UP);
1427 /* pull-up/down disable */
1428 gpio_set_pull(&gpio_base->gpio_f3, i, GPIO_PULL_NONE);
1429 /* drive strength to max (24bit) */
1430 gpio_set_drv(&gpio_base->gpio_f3, i, GPIO_DRV_4x);
1431 gpio_set_rate(&gpio_base->gpio_f3, i, GPIO_DRV_SLOW);
1433 /* display output path selection (only [1:0] valid) */
1434 writel(0x2, 0xE0107008);
1436 /* gpio pad configuration for LCD reset. */
1437 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 5, GPIO_OUTPUT);
1439 /* gpio pad configuration for LCD ON. */
1440 gpio_cfg_pin(&gpio_base->gpio_j1, 3, GPIO_OUTPUT);
1442 /* LCD_BACKLIGHT_EN */
1443 if (machine_is_geminus())
1444 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 0, GPIO_OUTPUT);
1447 * gpio pad configuration for
1448 * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1450 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 1, GPIO_OUTPUT);
1451 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 1, GPIO_OUTPUT);
1452 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_INPUT);
1453 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 3, GPIO_OUTPUT);
1455 if (machine_is_aquila()) {
1456 spi_pd.cs_bank = &gpio_base->gpio_mp0_1;
1458 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1460 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1462 spi_pd.so_bank = &gpio_base->gpio_mp0_4;
1465 if (board_is_neptune())
1466 s6d16a0x_set_platform_data(&spi_pd);
1468 s6e63m0_set_platform_data(&spi_pd);
1469 if (board_is_media())
1470 spi_pd.board_is_media = 1;
1474 if (machine_is_cypress()) {
1475 #if 0 /* universal cypress */
1477 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1480 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 1, GPIO_OUTPUT);
1482 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 0, GPIO_OUTPUT);
1484 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_OUTPUT);
1486 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 5, GPIO_OUTPUT);
1488 gpio_cfg_pin(&gpio_base->gpio_g2, 2, GPIO_OUTPUT);
1489 #if 0 /* universal cypress */
1490 pd_cs.bank = &gpio_base->gpio_mp0_1;
1493 spi_pd.cs_bank = &gpio_base->gpio_mp0_5;
1495 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1497 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1500 spi_pd.board_is_cypress = 1;
1502 /* these data would be sent to s6e63m0 lcd panel driver. */
1503 s6e63m0_set_platform_data(&spi_pd);
1509 void backlight_on(unsigned int onoff)
1511 struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1514 if (machine_is_geminus())
1515 gpio_set_value(&gpio->gpio_mp0_5, 0, 1);
1517 if (machine_is_geminus())
1518 gpio_set_value(&gpio->gpio_mp0_5, 0, 0);
1522 void reset_lcd(void)
1524 struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1526 if (machine_is_aquila() || machine_is_geminus())
1527 gpio_set_value(&gpio->gpio_mp0_5, 5, 1);
1528 if (machine_is_cypress())
1529 gpio_set_value(&gpio->gpio_mp0_4, 5, 1);
1532 void lcd_power_on(unsigned int onoff)
1534 struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1537 if (machine_is_aquila() || machine_is_geminus())
1538 gpio_set_value(&gpio->gpio_j1, 3, 1);
1540 if (machine_is_cypress())
1541 gpio_set_value(&gpio->gpio_g2, 2, 1);
1543 if (board_is_aries() || board_is_neptune()) {
1545 unsigned char val[2];
1546 unsigned char val2[2];
1548 i2c_set_bus_num(I2C_PMIC);
1549 addr = 0xCC >> 1; /* max8998 */
1550 if (i2c_probe(addr)) {
1551 printf("Can't found max8998\n");
1554 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1555 val[0] &= ~(MAX8998_LDO17);
1556 val[0] |= MAX8998_LDO17; /* LDO17: VCC_3.0V_LCD */
1557 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1559 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1560 val[0] |= MAX8998_LDO17;
1562 i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
1563 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1565 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1566 val[0] |= MAX8998_LDO7;
1568 i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
1569 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1572 if (machine_is_aquila() || machine_is_geminus())
1573 gpio_set_value(&gpio->gpio_j1, 3, 0);
1575 if (machine_is_cypress())
1576 gpio_set_value(&gpio->gpio_g2, 2, 0);
1578 if (board_is_aries() || board_is_neptune()) {
1580 unsigned char val[2];
1582 i2c_set_bus_num(I2C_PMIC);
1583 addr = 0xCC >> 1; /* max8998 */
1584 if (i2c_probe(addr)) {
1585 printf("Can't found max8998\n");
1589 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1590 val[0] &= ~(1 << 7);
1591 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1592 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1594 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1595 val[0] &= ~MAX8998_LDO17;
1596 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1597 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1602 extern void s6e63m0_cfg_ldo(void);
1603 extern void s6e63m0_enable_ldo(unsigned int onoff);
1604 extern void s6d16a0x_cfg_ldo(void);
1605 extern void s6d16a0x_enable_ldo(unsigned int onoff);
1607 int s5p_no_lcd_support(void)
1609 if (machine_is_wmg160())
1614 void init_panel_info(vidinfo_t *vid)
1616 vid->cfg_gpio = NULL;
1617 vid->reset_lcd = NULL;
1618 vid->backlight_on = NULL;
1619 vid->lcd_power_on = NULL;
1621 vid->cfg_ldo = NULL;
1622 vid->enable_ldo = NULL;
1624 vid->init_delay = 0;
1625 vid->reset_delay = 0;
1626 vid->power_on_delay = 0;
1631 vid->vl_width = 480;
1632 vid->vl_height = 800;
1634 vid->dual_lcd_enabled = 0;
1636 if (board_is_media()) {
1639 vid->vl_width = 960;
1640 vid->vl_height = 800;
1642 /* enable dual lcd mode. */
1643 vid->dual_lcd_enabled = 1;
1646 vid->vl_clkp = CONFIG_SYS_HIGH;
1647 vid->vl_hsp = CONFIG_SYS_LOW;
1648 vid->vl_vsp = CONFIG_SYS_LOW;
1649 vid->vl_dp = CONFIG_SYS_HIGH;
1652 /* S6E63M0 LCD Panel */
1661 if (machine_is_aquila() || machine_is_cypress()) {
1662 vid->cfg_gpio = lcd_cfg_gpio;
1663 vid->reset_lcd = reset_lcd;
1664 vid->backlight_on = backlight_on;
1665 vid->lcd_power_on = lcd_power_on;
1666 vid->cfg_ldo = s6e63m0_cfg_ldo;
1667 vid->enable_ldo = s6e63m0_enable_ldo;
1669 vid->init_delay = 25000;
1670 vid->reset_delay = 120000;
1673 if (board_is_neptune()) {
1677 vid->vl_width = 320;
1678 vid->vl_height = 480;
1680 vid->vl_clkp = CONFIG_SYS_HIGH;
1681 vid->vl_hsp = CONFIG_SYS_HIGH;
1682 vid->vl_vsp = CONFIG_SYS_HIGH;
1683 vid->vl_dp = CONFIG_SYS_LOW;
1686 /* disable dual lcd mode. */
1687 vid->dual_lcd_enabled = 0;
1689 /* S6D16A0X LCD Panel */
1698 vid->cfg_gpio = lcd_cfg_gpio;
1699 vid->backlight_on = NULL;
1700 vid->lcd_power_on = lcd_power_on;
1701 vid->reset_lcd = reset_lcd;
1702 vid->cfg_ldo = s6d16a0x_cfg_ldo;
1703 vid->enable_ldo = s6d16a0x_enable_ldo;
1705 vid->init_delay = 10000;
1706 vid->power_on_delay = 10000;
1707 vid->reset_delay = 1000;
1711 if (machine_is_geminus()) {
1715 vid->vl_width = 1024,
1716 vid->vl_height = 600,
1717 vid->vl_clkp = CONFIG_SYS_LOW,
1718 vid->vl_hsp = CONFIG_SYS_HIGH,
1719 vid->vl_vsp = CONFIG_SYS_HIGH,
1720 vid->vl_dp = CONFIG_SYS_LOW,
1731 vid->cfg_gpio = lcd_cfg_gpio;
1732 vid->reset_lcd = reset_lcd;
1733 vid->backlight_on = backlight_on;
1734 vid->lcd_power_on = lcd_power_on;
1740 vid->vl_width = 480,
1741 vid->vl_height = 800,
1742 vid->vl_clkp = CONFIG_SYS_HIGH,
1743 vid->vl_hsp = CONFIG_SYS_LOW,
1744 vid->vl_vsp = CONFIG_SYS_LOW,
1745 vid->vl_dp = CONFIG_SYS_HIGH,
1761 vid->vl_width = 1024,
1762 vid->vl_height = 600,
1763 vid->vl_clkp = CONFIG_SYS_HIGH,
1764 vid->vl_hsp = CONFIG_SYS_HIGH,
1765 vid->vl_vsp = CONFIG_SYS_HIGH,
1766 vid->vl_dp = CONFIG_SYS_LOW,
1769 /* AMS701KA AMOLED Panel. */
1781 static void setup_meminfo(void)
1783 char meminfo[64] = {0, };
1784 int count = 0, size, real;
1786 size = gd->bd->bi_dram[0].size >> 20;
1787 count += sprintf(meminfo + count, "mem=%dM", size);
1789 /* Each Chip Select can't exceed the 256MiB */
1790 size = gd->bd->bi_dram[1].size >> 20;
1791 real = min(size, 256);
1792 count += sprintf(meminfo + count, " mem=%dM@0x%x",
1793 real, (unsigned int)gd->bd->bi_dram[1].start);
1797 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
1798 (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
1801 setenv("meminfo", meminfo);
1805 * CSA partition Migration
1806 * It will be deleted
1808 static void csa_migration(void)
1810 unsigned int *ubi_id;
1813 run_command("onenand read 0x40000000 0x400000 0x400000", 0);
1815 for (i = 0; i < 10; i++) {
1816 ubi_id = (void *) (0x40000000 + 0x40000 * i);
1817 if (*ubi_id == 0x23494255) /* 0x23494255 = UBI */ {
1818 printf("CSA Migration is already done....\n");
1822 run_command("onenand erase 0x400000 0x800000", 0);
1825 int misc_init_r(void)
1828 /* It should be located at first */
1831 if (machine_is_aquila()) {
1832 if (board_is_neptune())
1833 setenv("lcdinfo", "lcd=neptune");
1834 else if (board_is_media())
1835 setenv("lcdinfo", "lcd=media");
1837 setenv("lcdinfo", "lcd=aquila");
1839 if (machine_is_geminus())
1840 setenv("lcdinfo", "lcd=geminus");
1841 if (machine_is_cypress())
1842 setenv("lcdinfo", "lcd=cypress");
1848 /* Set proper PMIC pins */
1851 /* Check auto burning */
1854 /* To power up I2C2 */
1857 /* Enable T-Flash at Limo Real or Limo Universal */
1860 /* Setup Limo Real board GPIOs */
1861 setup_limo_real_gpios();
1863 /* Setup Media board GPIOs */
1864 setup_media_gpios();
1866 /* To usbdown automatically */
1872 #ifdef CONFIG_S5PC1XXFB
1873 display_device_info();
1876 setup_power_down_mode_registers();
1878 /* check max17040 */
1884 /* csa migration (temporary) */
1891 int board_init(void)
1893 /* Set Initial global variables */
1894 s5pc110_gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1896 gd->bd->bi_arch_number = MACH_TYPE;
1897 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
1899 /* Check H/W Revision */
1900 check_hw_revision();
1907 unsigned int base, memconfig0, size;
1908 unsigned int memconfig1, sz = 0;
1910 if (cpu_is_s5pc100()) {
1911 /* In mem setup, we swap the bank. So below size is correct */
1912 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
1913 gd->bd->bi_dram[0].size = PHYS_SDRAM_2_SIZE;
1914 gd->bd->bi_dram[1].start = S5PC100_PHYS_SDRAM_2;
1917 /* In S5PC110, we can't swap the DMC0/1 */
1918 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
1919 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
1921 base = S5PC110_DMC1_BASE;
1922 /* DMC configuration */
1923 memconfig0 = readl(base + MEMCONFIG0_OFFSET);
1924 gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
1926 size = (memconfig0 >> 16) & 0xFF;
1927 size = ((unsigned char) ~size) + 1;
1930 * (0x07 + 1) * 16 = 128 MiB
1931 * (0x0f + 1) * 16 = 256 MiB
1936 * Aquila Rev0.5 4G3G1G
1937 * Aquila Rev0.8 4G3G1G
1938 * Aquila Rev0.9 4G3G1G
1940 if (machine_is_aquila() &&
1941 (hwrevision(5) || hwrevision(8) || hwrevision(9))) {
1942 memconfig1 = readl(base + MEMCONFIG1_OFFSET);
1944 sz = (memconfig1 >> 16) & 0xFF;
1945 sz = ((unsigned char) ~sz) + 1;
1951 * bi_dram[1].size contains all DMC1 memory size
1953 gd->bd->bi_dram[1].size = (size + sz) << 20;
1958 /* Used for sleep test */
1959 static unsigned char saved_val[4][2];
1960 void board_sleep_init_late(void)
1962 /* CODEC_LDO_EN: GPF3[4] */
1963 gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 0);
1964 /* CODEC_XTAL_EN: GPH3[2] */
1965 gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, 0);
1967 /* MMC T_FLASH off */
1968 gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 0);
1970 gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 0);
1971 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
1972 gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, 0); /* MHL_ON for REV02 or higher */
1976 void board_sleep_init(void)
1979 unsigned char val[2];
1981 i2c_set_bus_num(I2C_PMIC);
1983 if (i2c_probe(addr)) {
1984 printf("Can't find max8998\n");
1989 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1990 saved_val[0][0] = val[0];
1991 saved_val[0][1] = val[1];
1992 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
1993 (1 << 1) | (1 << 0));
1994 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1995 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1997 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1998 saved_val[1][0] = val[0];
1999 saved_val[1][1] = val[1];
2000 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2001 (1 << 2) | (1 << 1) | (1 << 0));
2003 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2004 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2006 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2007 saved_val[2][0] = val[0];
2008 saved_val[2][1] = val[1];
2009 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2010 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2011 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2013 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2014 saved_val[3][0] = val[0];
2015 saved_val[3][1] = val[1];
2016 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
2017 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2018 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2019 printf("Turned off regulators. Preparing to sleep. [%s:%d]\n",
2020 __FILE__, __LINE__);
2023 void board_sleep_resume(void)
2026 unsigned char val[2];
2030 i2c_set_bus_num(I2C_PMIC);
2032 if (i2c_probe(addr)) {
2033 printf("Can't find max8998\n");
2038 i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2039 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2041 i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2042 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2044 i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2045 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2047 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, saved_val[3], 1);
2048 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2049 printf("Waked up.\n");
2051 /* check max17040 */
2058 #ifdef CONFIG_CMD_USBDOWN
2059 int usb_board_init(void)
2061 #ifdef CONFIG_CMD_PMIC
2062 run_command("pmic ldo 3 on", 0);
2065 if (cpu_is_s5pc100()) {
2066 #ifdef CONFIG_HARD_I2C
2067 uchar val[2] = {0,};
2070 if (i2c_read(0x66, 0, 1, val, 2)) {
2071 printf("i2c_read error\n");
2078 if (i2c_write(0x66, 0, 1, val, 2)) {
2079 printf("i2c_write error\n");
2082 i2c_read(0x66, 0, 1, val, 2);
2088 if (board_is_limo_universal() ||
2089 board_is_limo_real() ||
2091 /* check usb path */
2092 if (board_is_limo_real() && !hwrevision(6))
2096 if (machine_is_tickertape())
2097 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2098 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2100 /* USB Path to AP */
2101 micro_usb_switch(0);
2107 #ifdef CONFIG_GENERIC_MMC
2108 int s5p_no_mmc_support(void)
2110 if (machine_is_wmg160())
2115 int board_mmc_init(bd_t *bis)
2119 struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
2122 /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2123 if (machine_is_aquila() && (board_is_aries() || board_is_neptune()))
2124 gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
2126 if (machine_is_wmg160())
2129 /* MMC0 Clock source = SCLKMPLL */
2130 reg = readl(&clk->src4);
2133 writel(reg, &clk->src4);
2135 reg = readl(&clk->div4);
2138 /* set div value near 50MHz */
2139 clock = get_pll_clk(MPLL) / 1000000;
2140 for (i = 0; i < 0xf; i++) {
2141 if ((clock / (i + 1)) <= 50) {
2147 writel(reg, &clk->div4);
2153 * GPG0[2] SD_0_CDn -> Not used
2154 * GPG0[3:6] SD_0_DATA[0:3]
2156 for (i = 0; i < 7; i++) {
2159 /* GPG0[0:6] special function 2 */
2160 gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
2161 /* GPG0[0:6] pull disable */
2162 gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
2163 /* GPG0[0:6] drv 4x */
2164 gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4x);
2167 return s5pc1xx_mmc_init(0);
2171 #ifdef CONFIG_CMD_PMIC
2172 static int pmic_status(void)
2174 unsigned char addr, val[2];
2177 i2c_set_bus_num(I2C_PMIC);
2179 if (i2c_probe(addr)) {
2180 printf("Can't found max8998\n");
2185 i2c_read(addr, reg, 1, val, 1);
2186 for (i = 7; i >= 4; i--)
2187 printf("BUCK%d %s\n", 7 - i + 1,
2188 val[0] & (1 << i) ? "on" : "off");
2190 printf("LDO%d %s\n", 5 - i,
2191 val[0] & (1 << i) ? "on" : "off");
2193 i2c_read(addr, reg, 1, val, 1);
2194 for (i = 7; i >= 0; i--)
2195 printf("LDO%d %s\n", 7 - i + 6,
2196 val[0] & (1 << i) ? "on" : "off");
2198 i2c_read(addr, reg, 1, val, 1);
2199 for (i = 7; i >= 4; i--)
2200 printf("LDO%d %s\n", 7 - i + 14,
2201 val[0] & (1 << i) ? "on" : "off");
2204 i2c_read(addr, reg, 1, val, 1);
2205 for (i = 7; i >= 6; i--)
2206 printf("SAFEOUT%d %s\n", 7 - i + 1,
2207 val[0] & (1 << i) ? "on" : "off");
2211 static int pmic_ldo_control(int buck, int ldo, int safeout, int on)
2213 unsigned char addr, val[2];
2214 unsigned int reg, shift;
2222 } else if (ldo <= 13) {
2225 } else if (ldo <= 17) {
2227 shift = 17 - ldo + 4;
2234 shift = 4 - buck + 4;
2235 } else if (safeout) {
2239 shift = 8 - safeout;
2243 i2c_set_bus_num(I2C_PMIC);
2245 if (i2c_probe(addr)) {
2246 printf("Can't found max8998\n");
2250 i2c_read(addr, reg, 1, val, 1);
2252 val[0] |= (1 << shift);
2254 val[0] &= ~(1 << shift);
2255 i2c_write(addr, reg, 1, val, 1);
2256 i2c_read(addr, reg, 1, val, 1);
2259 printf("ldo %d value 0x%x, %s\n", ldo, val[0],
2260 val[0] & (1 << shift) ? "on" : "off");
2262 printf("buck %d value 0x%x, %s\n", buck, val[0],
2263 val[0] & (1 << shift) ? "on" : "off");
2265 printf("safeout %d value 0x%x, %s\n", safeout, val[0],
2266 val[0] & (1 << shift) ? "on" : "off");
2271 static int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2273 int buck = 0, ldo = 0, safeout = 0, on = -1;
2277 if (strncmp(argv[1], "status", 6) == 0)
2278 return pmic_status();
2281 if (strncmp(argv[1], "ldo", 3) == 0)
2282 ldo = simple_strtoul(argv[2], NULL, 10);
2283 else if (strncmp(argv[1], "buck", 4) == 0)
2284 buck = simple_strtoul(argv[2], NULL, 10);
2285 else if (strncmp(argv[1], "safeout", 7) == 0)
2286 safeout = simple_strtoul(argv[2], NULL, 10);
2290 if (strncmp(argv[3], "on", 2) == 0)
2292 else if (strncmp(argv[3], "off", 3) == 0)
2297 return pmic_ldo_control(buck, ldo, safeout, on);
2308 pmic, CONFIG_SYS_MAXARGS, 1, do_pmic,
2309 "PMIC LDO & BUCK control",
2310 "status - Display PMIC LDO & BUCK status\n"
2311 "pmic ldo num on/off - Turn on/off the LDO\n"
2312 "pmic buck num on/off - Turn on/off the BUCK\n"
2313 "pmic safeout num on/off - Turn on/off the SAFEOUT\n"
2317 #ifdef CONFIG_CMD_DEVICE_POWER
2331 static void power_display_devices(void)
2333 printf("devices:\n");
2334 printf("\t%d - touch\n", POWER_TOUCH);
2335 printf("\t%d - 3 touchkey\n", POWER_3_TOUCHKEY);
2336 printf("\t%d - LCD\n", POWER_LCD);
2337 printf("\t%d - Haptic\n", POWER_HAPTIC);
2338 printf("\t%d - Audio Codec\n", POWER_AUDIO_CODEC);
2339 printf("\t%d - FM Radio\n", POWER_FM_RADIO);
2340 printf("\t%d - BT/WiFi\n", POWER_BT_WIFI);
2341 printf("\t%d - HDMI\n", POWER_HDMI);
2344 static int power_hdmi(int on)
2346 /* HDMI_EN1: GPJ2[2] */
2347 gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, on);
2348 /* MHL_ON: GPJ2[3] */
2349 gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, on);
2353 static int power_bt_wifi(int on)
2355 /* WLAN_BT_EN: GPB[5] */
2356 gpio_direction_output(&s5pc110_gpio->gpio_b, 5, on);
2360 static int power_fm_radio(int on)
2362 /* FM_BUS_nRST: GPJ2[5] */
2363 gpio_direction_output(&s5pc110_gpio->gpio_j2, 5, !on);
2367 static int power_audio_codec(int on)
2369 /* CODEC_LDO_EN: GPF3[4] */
2370 gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, on);
2371 /* CODEC_XTAL_EN: GPH3[2] */
2372 gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, on);
2376 static int power_haptic(int on)
2378 /* HAPTIC_ON: GPJ1[1] */
2379 gpio_direction_output(&s5pc110_gpio->gpio_j1, 1, on);
2383 static int power_lcd(int on)
2385 /* MLCD_ON: GPJ1[3] */
2386 gpio_direction_output(&s5pc110_gpio->gpio_j1, 3, on);
2390 static int power_touch(int on)
2392 /* TOUCH_EN: GPG3[6] */
2393 gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, on);
2397 static int power_3_touchkey(int on)
2400 /* 3_TOUCH_EN - GPJ3[0] : (J1B2) */
2401 /* 3_TOUCH_EN - GPJ3[5] : (not J1B2) */
2402 if (board_rev & J1_B2_BOARD)
2403 gpio_direction_output(&s5pc110_gpio->gpio_j3, 0, on);
2405 gpio_direction_output(&s5pc110_gpio->gpio_j3, 5, on);
2407 /* 3_TOUCH_CE - GPJ2[6] */
2408 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on); /* TOUCH_CE */
2410 /* 3_TOUCH_CE - GPJ2[6] */
2411 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on); /* TOUCH_CE */
2416 unsigned char val[2];
2417 unsigned char addr = 0x20; /* mcs5000 3-touchkey */
2423 i2c_set_bus_num(I2C_GPIO10);
2425 /* Workaround to probe */
2426 if (i2c_probe(addr)) {
2427 if (i2c_probe(addr)) {
2428 printf("Can't found 3 touchkey\n");
2433 #define MCS5000_TK_HW_VERSION 0x06
2434 #define MCS5000_TK_FW_VERSION 0x0A
2435 #define MCS5000_TK_MI_VERSION 0x0B
2437 reg = MCS5000_TK_MI_VERSION;
2438 i2c_read(addr, reg, 1, val, 1);
2439 printf("3-touchkey:\tM/I 0x%x, ", val[0]);
2440 reg = MCS5000_TK_HW_VERSION;
2441 i2c_read(addr, reg, 1, val, 1);
2442 printf("H/W 0x%x, ", val[0]);
2443 reg = MCS5000_TK_FW_VERSION;
2444 i2c_read(addr, reg, 1, val, 1);
2445 printf("F/W 0x%x\n", val[0]);
2450 static int power_control(int device, int on)
2454 return power_touch(on);
2455 case POWER_3_TOUCHKEY:
2456 return power_3_touchkey(on);
2458 return power_lcd(on);
2460 return power_haptic(on);
2461 case POWER_AUDIO_CODEC:
2462 return power_audio_codec(on);
2463 case POWER_FM_RADIO:
2464 return power_fm_radio(on);
2466 return power_bt_wifi(on);
2468 return power_hdmi(on);
2470 printf("I don't know device %d\n", device);
2476 static int power_on(int on)
2479 power_3_touchkey(on);
2482 power_audio_codec(on);
2490 static int do_power(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2494 if (!machine_is_aquila())
2499 if (strncmp(argv[1], "on", 2) == 0)
2501 if (strncmp(argv[1], "off", 3) == 0)
2505 device = simple_strtoul(argv[1], NULL, 10);
2509 if (strncmp(argv[2], "on", 2) == 0)
2511 else if (strncmp(argv[2], "off", 3) == 0)
2515 return power_control(device, on);
2521 power_display_devices();
2526 power, CONFIG_SYS_MAXARGS, 1, do_power,
2527 "Device Power Management control",
2528 "device on/off - Turn on/off the device\n"
2531 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2535 if (strncmp(argv[1], "cp", 2) == 0) {
2536 micro_usb_switch(1);
2537 pmic_ldo_control(0, 0, 2, 1);
2538 setenv("usb", "cp");
2539 } else if (strncmp(argv[1], "ap", 2) == 0) {
2540 micro_usb_switch(0);
2541 pmic_ldo_control(0, 0, 2, 0);
2542 setenv("usb", "ap");
2552 printf("USB Path is set to %s\n", getenv("usb"));
2558 microusb, CONFIG_SYS_MAXARGS, 1, do_microusb,
2560 "cp - switch to CP\n"
2561 "microusb ap - switch to AP\n"