int usb_cable_in(void)
{
#if !CFG_FPGA_PLATFORM
int exist = 0;
CHARGER_TYPE ret;
if ((g_boot_reason == BR_USB) || usb_accessory_in()) {
ret = mt_charger_type_detection();
if (ret == PMIC_STANDARD_HOST || ret == PMIC_CHARGING_HOST) {
print("\n%s USB cable in\n", MOD);
mt_usb_phy_poweron();
mt_usb_phy_savecurrent();
/* enable pmic hw charger detection */
#if CFG_BATTERY_DETECT
if (hw_check_battery())
pl_hw_ulc_det();
#endif
exist = 1;
} else if (ret == PMIC_NONSTANDARD_CHARGER || ret == PMIC_STANDARD_CHARGER) {
#if CFG_USBIF_COMPLIANCE
platform_set_chrg_cur(450);
#endif
}
}
return exist;
#else
mt_usb_phy_poweron();
mt_usb_phy_savecurrent();
return 1;
#endif
}
/*============================================================================*/
static bool usb_connect(u32 tmo)
{
ulong start_time = get_timer(0);
bool result = FALSE;
u32 i = 1;
mt_usb_disconnect_internal();
mt_usb_connect_internal();
#if CFG_USBIF_COMPLIANCE
/* USB compliance test: 100mA charging current when USB is unconfigured. */
platform_set_chrg_cur(70);
#endif
print("%s Enumeration(Start)\n", MOD);
do {
/* kick wdt to avoid cpu reset during usb driver installation if not present */
platform_wdt_all_kick();
service_interrupts();
if (usbdl_configured()) {
#if CFG_USBIF_COMPLIANCE
/* USB compliance test: 500mA charging current when USB is configured but
* we set the charging current to 450mA since 500mA doesn't support in the
* platform.
*/
platform_set_chrg_cur(450);
#endif
result = TRUE;
break;
}
if (tmo) {
/* enable timeout mechanism */
if (get_timer(start_time) > tmo)
break;
#if !CFG_FPGA_PLATFORM
/* cable plugged-out and power key detection each 1 second */
if (get_timer(start_time) > i * 1000) {
if (!usb_accessory_in() && !mt_detect_powerkey())
pl_power_off();
/* check bypass power key from the 2nd second */
if (i > 1 && mt_detect_powerkey()) {
print("%s Enumeration(Skip): powerkey pressed\n", MOD);
break;
}
i++;
}
#endif
}
} while(1);
print("%s Enumeration(End): %s %dms \n", MOD, result == TRUE ? "OK" : "TMO",
get_timer(start_time));
return result;
}
static boot_reason_t platform_boot_status(void)
{
#if defined (MTK_KERNEL_POWER_OFF_CHARGING)
ulong begin = get_timer(0);
do {
if (rtc_boot_check()) {
print("%s RTC boot!\n", MOD);
return BR_RTC;
}
if(!kpoc_flag)
break;
} while (get_timer(begin) < 1000 && kpoc_flag);
#else
if (rtc_boot_check()) {
print("%s RTC boot!\n", MOD);
return BR_RTC;
}
#endif
if (mtk_wdt_boot_check() == WDT_NORMAL_REBOOT) {
print("%s WDT normal boot!\n", MOD);
return BR_WDT;
} else if (mtk_wdt_boot_check() == WDT_BY_PASS_PWK_REBOOT){
print("%s WDT reboot bypass power key!\n", MOD);
return BR_WDT_BY_PASS_PWK;
}
#if !CFG_FPGA_PLATFORM
/* check power key */
if (mtk_detect_key(8)) {
print("%s Power key boot!\n", MOD);
rtc_mark_bypass_pwrkey();
return BR_POWER_KEY;
}
#endif
#ifndef CFG_EVB_PLATFORM
if (usb_accessory_in()) {
print("%s USB/charger boot!\n", MOD);
return BR_USB;
}
#ifdef RTC_2SEC_REBOOT_ENABLE
//need to unlock rtc PROT
//check after rtc_boot_check() initial finish.
if (rtc_2sec_reboot_check()) {
print("%s 2sec reboot!\n", MOD);
return BR_2SEC_REBOOT;
}
#endif //#ifdef RTC_2SEC_REBOOT_ENABLE
print("%s Unknown boot!\n", MOD);
pl_power_off();
/* should nerver be reached */
#endif
print("%s Power key boot!\n", MOD);
return BR_POWER_KEY;
}
void platform_post_init(void)
{
struct ram_console_buffer *ram_console;
#if CFG_BATTERY_DETECT
/* normal boot to check battery exists or not */
if (g_boot_mode == NORMAL_BOOT && !hw_check_battery() && usb_accessory_in()) {
print("%s Wait for battery inserted...\n", MOD);
/* disable pmic pre-charging led */
pl_close_pre_chr_led();
/* enable force charging mode */
pl_charging(1);
do {
mdelay(300);
/* check battery exists or not */
if (hw_check_battery())
break;
/* kick all watchdogs */
platform_wdt_all_kick();
} while(1);
/* disable force charging mode */
pl_charging(0);
}
#endif
#if !CFG_FPGA_PLATFORM
/* security check */
sec_lib_read_secro();
sec_boot_check();
device_APC_dom_setup();
#endif
#if CFG_MDJTAG_SWITCH
unsigned int md_pwr_con;
/* md0 default power on and clock on */
/* md1 default power on and clock off */
/* ungate md1 */
/* rst_b = 0 */
md_pwr_con = DRV_Reg32(0x10006280);
md_pwr_con &= ~0x1;
DRV_WriteReg32(0x10006280, md_pwr_con);
/* enable clksq2 for md1 */
DRV_WriteReg32(0x10209000, 0x00001137);
udelay(200);
DRV_WriteReg32(0x10209000, 0x0000113f);
/* rst_b = 1 */
md_pwr_con = DRV_Reg32(0x10006280);
md_pwr_con |= 0x1;
DRV_WriteReg32(0x10006280, md_pwr_con);
/* switch to MD legacy JTAG */
/* this step is not essentially required */
#endif
#if CFG_MDMETA_DETECT
if (g_boot_mode == META_BOOT || g_boot_mode == ADVMETA_BOOT) {
/* trigger md0 to enter meta mode */
DRV_WriteReg32(0x20000010, 0x1);
/* trigger md1 to enter meta mode */
DRV_WriteReg32(0x30000010, 0x1);
} else {
/* md0 does not enter meta mode */
DRV_WriteReg32(0x20000010, 0x0);
/* md1 does not enter meta mode */
DRV_WriteReg32(0x30000010, 0x0);
}
#endif
#if CFG_RAM_CONSOLE
ram_console = (struct ram_console_buffer *)RAM_CONSOLE_ADDR;
if (ram_console->sig == RAM_CONSOLE_SIG) {
print("%s ram_console->start=0x%x\n", MOD, ram_console->start);
if (ram_console->start > RAM_CONSOLE_MAX_SIZE)
ram_console->start = 0;
ram_console->hw_status = g_rgu_status;
print("%s ram_console(0x%x)=0x%x (boot reason)\n", MOD,
ram_console->hw_status, g_rgu_status);
}
#endif
platform_set_boot_args();
/* post init pll */
mt_pll_post_init();
}
static boot_reason_t platform_boot_status(void)
{
#if defined (MTK_KERNEL_POWER_OFF_CHARGING)
ulong begin = get_timer(0);
do {
if (rtc_boot_check()) {
print("%s RTC boot!\n", MOD);
return BR_RTC;
}
if(!kpoc_flag)
break;
} while (get_timer(begin) < 1000 && kpoc_flag);
#else
if (rtc_boot_check()) {
print("%s RTC boot!\n", MOD);
return BR_RTC;
}
#endif
if (mtk_wdt_boot_check() == WDT_NORMAL_REBOOT) {
print("%s WDT normal boot!\n", MOD);
return BR_WDT;
} else if (mtk_wdt_boot_check() == WDT_BY_PASS_PWK_REBOOT){
print("%s WDT reboot bypass power key!\n", MOD);
return BR_WDT_BY_PASS_PWK;
}
#if !CFG_FPGA_PLATFORM
#ifdef LENOVO_BOOT_TIME_DELAY
/* check power key */
int iLoop=0;
int iCheck_num=3;
int iInterval=250;
int iRet=0;
for(iLoop=0; iLoop < iCheck_num; iLoop++ )
{
iRet = mtk_detect_key(8);
if(false == iRet )
break;
mdelay(iInterval);
}
if (iRet)
{
print("%s Power key boot!\n", MOD);
rtc_mark_bypass_pwrkey();
return BR_POWER_KEY;
}
#else
/* check power key */
if (mtk_detect_key(8)) {
print("%s Power key boot!\n", MOD);
rtc_mark_bypass_pwrkey();
return BR_POWER_KEY;
}
#endif
#endif
#ifndef EVB_PLATFORM
if (usb_accessory_in()) {
print("%s USB/charger boot!\n", MOD);
return BR_USB;
}
print("%s Unknown boot!\n", MOD);
pl_power_off();
/* should nerver be reached */
#endif
print("%s Power key boot!\n", MOD);
return BR_POWER_KEY;
}
void platform_post_init(void)
{
boot_arg_t *bootarg;
struct ram_console_buffer *ram_console;
#ifdef PL_PROFILING
u32 profiling_time;
profiling_time = 0;
#endif
bootarg = (boot_arg_t*)BOOT_ARGUMENT_ADDR;
#if CFG_BATTERY_DETECT
#ifdef PL_PROFILING
profiling_time = get_timer(0);
#endif
/* normal boot to check battery exists or not */
if (g_boot_mode == NORMAL_BOOT && !hw_check_battery() && usb_accessory_in()) {
print("%s Wait for battery inserted...\n", MOD);
/* disable pmic pre-charging led */
pl_close_pre_chr_led();
/* enable force charging mode */
pl_charging(1);
do {
mdelay(300);
/* check battery exists or not */
if (hw_check_battery())
break;
/* kick all watchdogs */
platform_wdt_all_kick();
} while(1);
/* disable force charging mode */
pl_charging(0);
}
#ifdef PL_PROFILING
printf("#T#bat_detc=%d\n", get_timer(profiling_time));
#endif
#endif
#if !CFG_FPGA_PLATFORM
#ifdef PL_PROFILING
profiling_time = get_timer(0);
#endif
/* security check */
sec_lib_read_secro();
sec_boot_check();
device_APC_dom_setup();
#ifdef PL_PROFILING
printf("#T#sec_init=%d\n", get_timer(profiling_time));
#endif
#endif
/* Note that the powering on MD is AP CCCI's task. */
/* Because the following code is for MT6589, */
/* although CFG_MDJTAG_SWITCH should not be defined, */
/* we still disable the following code just in case */
#if 0
#if CFG_MDJTAG_SWITCH
unsigned int md_pwr_con;
/* md0 default power on and clock on */
/* md1 default power on and clock off */
/* ungate md1 */
/* rst_b = 0 */
md_pwr_con = DRV_Reg32(0x10006280);
md_pwr_con &= ~0x1;
DRV_WriteReg32(0x10006280, md_pwr_con);
/* enable clksq2 for md1 */
DRV_WriteReg32(0x10209000, 0x00001137);
udelay(200);
DRV_WriteReg32(0x10209000, 0x0000113f);
/* rst_b = 1 */
md_pwr_con = DRV_Reg32(0x10006280);
md_pwr_con |= 0x1;
DRV_WriteReg32(0x10006280, md_pwr_con);
/* switch to MD legacy JTAG */
/* this step is not essentially required */
#endif
#endif
/* Note that the triggering MD META modeis AP CCCI's task. */
/* Because the following code is for MT6589, */
/* although CFG_MDMETA_DETECT should not be defined, */
/* we still disable the following code just in case */
#if 0
#if CFG_MDMETA_DETECT
if (g_boot_mode == META_BOOT || g_boot_mode == ADVMETA_BOOT) {
/* trigger md0 to enter meta mode */
DRV_WriteReg32(0x20000010, 0x1);
/* trigger md1 to enter meta mode */
DRV_WriteReg32(0x30000010, 0x1);
} else {
/* md0 does not enter meta mode */
DRV_WriteReg32(0x20000010, 0x0);
/* md1 does not enter meta mode */
DRV_WriteReg32(0x30000010, 0x0);
}
#endif
#endif
#if CFG_RAM_CONSOLE
ram_console = (struct ram_console_buffer *)RAM_CONSOLE_ADDR;
if (ram_console->sig == RAM_CONSOLE_SIG) {
print("%s ram_console->start=0x%x\n", MOD, ram_console->start);
if (ram_console->start > RAM_CONSOLE_MAX_SIZE)
ram_console->start = 0;
ram_console->hw_status = g_rgu_status;
print("%s ram_console(0x%x)=0x%x (boot reason)\n", MOD,
ram_console->hw_status, g_rgu_status);
}
#endif
#if defined(CFG_MEM_PRESERVED_MODE)
//wake up core 1 and flush core 1 cache
print("%s core1 flush start\n", MOD);
bootup_slave_cpu();
print("%s core1 flush done\n", MOD);
//flush core 1 cache
print("%s core0 flush start\n", MOD);
#if 0
{
u32 i;
volatile u32 tmp;
tmp = 1;
// for verify cache flush, write in LK, flush in preloader
do {
}while(tmp);
for (i=0;i<0x100;i=i+4)
{
*(volatile u32 *)(CFG_DRAM_ADDR + 0x120000 + i) = 0xFFFFFFFF;
}
}
#endif
apmcu_dcache_clean_invalidate();
print("%s core0 flush done\n", MOD);
// while(1);
#endif //#if !defined(CFG_MEM_PRESERVED_MODE)
#if CFG_BOOT_ARGUMENT
//set UART1 GPIO to mode5, MD
mt_gpio_init_post(1);
bootarg->magic = BOOT_ARGUMENT_MAGIC;
bootarg->mode = g_boot_mode;
//efuse should use seclib_get_devinfo_with_index(),
//no need check 3G in 72
bootarg->e_flag = 0;
bootarg->log_port = CFG_UART_LOG;
bootarg->log_baudrate = CFG_LOG_BAUDRATE;
bootarg->log_enable = (u8)log_status();
bootarg->dram_rank_num = get_dram_rank_nr();
get_dram_rank_size(bootarg->dram_rank_size);
bootarg->boot_reason = g_boot_reason;
bootarg->meta_com_type = (u32)g_meta_com_type;
bootarg->meta_com_id = g_meta_com_id;
bootarg->boot_time = get_timer(g_boot_time);
print("\n%s boot reason: %d\n", MOD, g_boot_reason);
print("%s boot mode: %d\n", MOD, g_boot_mode);
print("%s META COM%d: %d\n", MOD, bootarg->meta_com_id, bootarg->meta_com_type);
print("%s <0x%x>: 0x%x\n", MOD, &bootarg->e_flag, bootarg->e_flag);
print("%s boot time: %dms\n", MOD, bootarg->boot_time);
#endif
}