diff options
Diffstat (limited to 'board/samsung/common/misc.c')
| -rw-r--r-- | board/samsung/common/misc.c | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/board/samsung/common/misc.c b/board/samsung/common/misc.c index 15775e3..643f957 100644 --- a/board/samsung/common/misc.c +++ b/board/samsung/common/misc.c @@ -9,6 +9,350 @@ #include <lcd.h> #include <libtizen.h> #include <samsung/misc.h> +#include <errno.h> +#include <version.h> +#include <asm/sizes.h> +#include <asm/arch/cpu.h> +#include <asm/arch/gpio.h> +#include <asm/gpio.h> +#include <linux/input.h> +#include <power/pmic.h> +#include <mmc.h> + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_LCD_MENU +static int power_key_pressed(u32 reg) +{ + struct pmic *pmic; + u32 status; + u32 mask; + + pmic = pmic_get(KEY_PWR_PMIC_NAME); + if (!pmic) { + printf("%s: Not found\n", KEY_PWR_PMIC_NAME); + return 0; + } + + if (pmic_probe(pmic)) + return 0; + + if (reg == KEY_PWR_STATUS_REG) + mask = KEY_PWR_STATUS_MASK; + else + mask = KEY_PWR_INTERRUPT_MASK; + + if (pmic_reg_read(pmic, reg, &status)) + return 0; + + return !!(status & mask); +} + +static int key_pressed(int key) +{ + int value; + + switch (key) { + case KEY_POWER: + value = power_key_pressed(KEY_PWR_INTERRUPT_REG); + break; + case KEY_VOLUMEUP: + value = !gpio_get_value(KEY_VOL_UP_GPIO); + break; + case KEY_VOLUMEDOWN: + value = !gpio_get_value(KEY_VOL_DOWN_GPIO); + break; + default: + value = 0; + break; + } + + return value; +} + +static int check_keys(void) +{ + int keys = 0; + + if (key_pressed(KEY_POWER)) + keys += KEY_POWER; + if (key_pressed(KEY_VOLUMEUP)) + keys += KEY_VOLUMEUP; + if (key_pressed(KEY_VOLUMEDOWN)) + keys += KEY_VOLUMEDOWN; + + return keys; +} + +/* + * 0 BOOT_MODE_INFO + * 1 BOOT_MODE_THOR + * 2 BOOT_MODE_UMS + * 3 BOOT_MODE_DFU + * 4 BOOT_MODE_EXIT + */ +static char * +mode_name[BOOT_MODE_EXIT + 1] = { + "DEVICE", + "THOR", + "UMS", + "DFU", + "EXIT" +}; + +static char * +mode_info[BOOT_MODE_EXIT + 1] = { + "info", + "downloader", + "mass storage", + "firmware update", + "and run normal boot" +}; + +#define MODE_CMD_ARGC 4 + +static char * +mode_cmd[BOOT_MODE_EXIT + 1][MODE_CMD_ARGC] = { + {"", "", "", ""}, + {"thor", "0", "mmc", "0"}, + {"ums", "0", "mmc", "0"}, + {"dfu", "0", "mmc", "0"}, + {"", "", "", ""}, +}; + +static void display_board_info(void) +{ +#ifdef CONFIG_GENERIC_MMC + struct mmc *mmc = find_mmc_device(0); +#endif + vidinfo_t *vid = &panel_info; + + lcd_position_cursor(4, 4); + + lcd_printf("%s\n\t", U_BOOT_VERSION); + lcd_puts("\n\t\tBoard Info:\n"); +#ifdef CONFIG_SYS_BOARD + lcd_printf("\tBoard name: %s\n", CONFIG_SYS_BOARD); +#endif +#ifdef CONFIG_REVISION_TAG + lcd_printf("\tBoard rev: %u\n", get_board_rev()); +#endif + lcd_printf("\tDRAM banks: %u\n", CONFIG_NR_DRAM_BANKS); + lcd_printf("\tDRAM size: %u MB\n", gd->ram_size / SZ_1M); + +#ifdef CONFIG_GENERIC_MMC + if (mmc) { + if (!mmc->capacity) + mmc_init(mmc); + + lcd_printf("\teMMC size: %llu MB\n", mmc->capacity / SZ_1M); + } +#endif + if (vid) + lcd_printf("\tDisplay resolution: %u x % u\n", + vid->vl_col, vid->vl_row); + + lcd_printf("\tDisplay BPP: %u\n", 1 << vid->vl_bpix); +} + +static int mode_leave_menu(int mode) +{ + char *exit_option; + char *exit_boot = "boot"; + char *exit_back = "back"; + cmd_tbl_t *cmd; + int cmd_result; + int cmd_repeatable; + int leave; + + lcd_clear(); + + switch (mode) { + case BOOT_MODE_EXIT: + return 1; + case BOOT_MODE_INFO: + display_board_info(); + exit_option = exit_back; + leave = 0; + break; + default: + cmd = find_cmd(mode_cmd[mode][0]); + if (cmd) { + printf("Enter: %s %s\n", mode_name[mode], + mode_info[mode]); + lcd_printf("\n\n\t%s %s\n", mode_name[mode], + mode_info[mode]); + lcd_puts("\n\tDo not turn off device before finish!\n"); + + cmd_result = cmd_process(0, MODE_CMD_ARGC, + *(mode_cmd + mode), + &cmd_repeatable, NULL); + + if (cmd_result == CMD_RET_SUCCESS) { + printf("Command finished\n"); + lcd_clear(); + lcd_printf("\n\n\t%s finished\n", + mode_name[mode]); + + exit_option = exit_boot; + leave = 1; + } else { + printf("Command error\n"); + lcd_clear(); + lcd_printf("\n\n\t%s command error\n", + mode_name[mode]); + + exit_option = exit_back; + leave = 0; + } + } else { + lcd_puts("\n\n\tThis mode is not supported.\n"); + exit_option = exit_back; + leave = 0; + } + } + + lcd_printf("\n\n\tPress POWER KEY to %s\n", exit_option); + + /* Clear PWR button Rising edge interrupt status flag */ + power_key_pressed(KEY_PWR_INTERRUPT_REG); + + /* Wait for PWR key */ + while (!key_pressed(KEY_POWER)) + mdelay(1); + + lcd_clear(); + return leave; +} + +static void display_download_menu(int mode) +{ + char *selection[BOOT_MODE_EXIT + 1]; + int i; + + for (i = 0; i <= BOOT_MODE_EXIT; i++) + selection[i] = "[ ]"; + + selection[mode] = "[=>]"; + + lcd_clear(); + lcd_printf("\n\t\tDownload Mode Menu\n"); + + for (i = 0; i <= BOOT_MODE_EXIT; i++) + lcd_printf("\t%s %s - %s\n\n", selection[i], + mode_name[i], + mode_info[i]); +} + +static void download_menu(void) +{ + int mode = 0; + int last_mode = 0; + int run; + int key; + + display_download_menu(mode); + + while (1) { + run = 0; + + if (mode != last_mode) + display_download_menu(mode); + + last_mode = mode; + mdelay(100); + + key = check_keys(); + switch (key) { + case KEY_POWER: + run = 1; + break; + case KEY_VOLUMEUP: + if (mode > 0) + mode--; + break; + case KEY_VOLUMEDOWN: + if (mode < BOOT_MODE_EXIT) + mode++; + break; + default: + break; + } + + if (run) { + if (mode_leave_menu(mode)) + break; + + display_download_menu(mode); + } + } + + lcd_clear(); +} + +static void display_mode_info(void) +{ + lcd_position_cursor(4, 4); + lcd_printf("%s\n", U_BOOT_VERSION); + lcd_puts("\nDownload Mode Menu\n"); +#ifdef CONFIG_SYS_BOARD + lcd_printf("Board name: %s\n", CONFIG_SYS_BOARD); +#endif + lcd_printf("Press POWER KEY to display MENU options."); +} + +static int boot_menu(void) +{ + int key = 0; + int timeout = 10; + + display_mode_info(); + + while (timeout--) { + lcd_printf("\rNormal boot will start in: %d seconds.", timeout); + mdelay(1000); + + key = key_pressed(KEY_POWER); + if (key) + break; + } + + lcd_clear(); + + /* If PWR pressed - show download menu */ + if (key) { + printf("Power pressed - go to download menu\n"); + download_menu(); + printf("Download mode exit.\n"); + } + + return 0; +} + +void check_boot_mode(void) +{ + int pwr_key; + + pwr_key = power_key_pressed(KEY_PWR_STATUS_REG); + if (!pwr_key) + return; + + /* Clear PWR button Rising edge interrupt status flag */ + power_key_pressed(KEY_PWR_INTERRUPT_REG); + + if (key_pressed(KEY_VOLUMEUP)) + boot_menu(); + else if (key_pressed(KEY_VOLUMEDOWN)) + mode_leave_menu(BOOT_MODE_THOR); +} + +void keys_init(void) +{ + /* Set direction to input */ + gpio_direction_input(KEY_VOL_UP_GPIO); + gpio_direction_input(KEY_VOL_DOWN_GPIO); +} +#endif /* CONFIG_LCD_MENU */ #ifdef CONFIG_CMD_BMP void draw_logo(void) |