Esempio n. 1
0
void platform_init(void)
{
    u32 ret, tmp;
    boot_reason_t reason;
	
    /* init watch dog, will enable AP watch dog */
    mtk_wdt_init();
    /*init kpd PMIC mode support*/
    set_kpd_pmic_mode();


#if CFG_MDWDT_DISABLE 
    /* no need to disable MD WDT, the code here is for backup reason */

    /* disable MD0 watch dog. */
    DRV_WriteReg32(0x20050000, 0x2200); 

    /* disable MD1 watch dog. */
    DRV_WriteReg32(0x30050020, 0x2200); 
#endif

//ALPS00427972, implement the analog register formula
    //Set the calibration after power on
    //Add here for eFuse, chip version checking -> analog register calibration
    mt_usb_calibraion();
//ALPS00427972, implement the analog register formula

    /* make usb11 phy enter savecurrent mode */
    mt_usb11_phy_savecurrent();

#if 1 /* FIXME */
    g_boot_reason = reason = platform_boot_status();

    if (reason == BR_RTC || reason == BR_POWER_KEY || reason == BR_USB || reason == BR_WDT || reason == BR_WDT_BY_PASS_PWK)
        rtc_bbpu_power_on();
#else

    g_boot_reason = BR_POWER_KEY;

#endif

    enable_PMIC_kpd_clock();
#if CFG_EMERGENCY_DL_SUPPORT
    /* check if to enter emergency download mode */
    if (mtk_detect_dl_keys()) {
        platform_emergency_download(CFG_EMERGENCY_DL_TIMEOUT_MS);
    }
#endif

    /* init memory */
    mt_mem_init();

#ifdef MTK_MT8193_SUPPORT   
	mt8193_init();
#endif

    /* init device storeage */
    ret = boot_device_init();
    print("%s Init Boot Device: %s(%d)\n", MOD, ret ? "FAIL" : "OK", ret);

#if CFG_REBOOT_TEST
    mtk_wdt_sw_reset();
    while(1);
#endif

}
void platform_init(void)
{
    u32 ret, tmp;
    boot_reason_t reason;
    #ifdef PL_PROFILING
    u32 profiling_time;
    profiling_time = 0;
    #endif


#if !defined(CFG_MEM_PRESERVED_MODE)
    #ifdef PL_PROFILING
    profiling_time = get_timer(0);
    #endif
    /* init watch dog, will enable AP watch dog */
    mtk_wdt_init();

    #ifdef PL_PROFILING
    printf("#T#wdt_init=%d\n", get_timer(profiling_time));
    profiling_time = get_timer(0);  //for next
    #endif
    /*init kpd PMIC mode support*/
    set_kpd_pmic_mode();

    #ifdef PL_PROFILING
    printf("#T#kpd_pmic=%d\n", get_timer(profiling_time));
    #endif
#else
    //Memory Preserved mode, disable WDT
    DRV_WriteReg32(0x10007000, 0x22000000);
#endif

#if CFG_MDWDT_DISABLE
    /* no need to disable MD WDT, the code here is for backup reason */
    /* disable MD0 watch dog. */
    DRV_WriteReg32(0x20050000, 0x2200);
#endif

#if !defined(CFG_MEM_PRESERVED_MODE)
    #ifdef PL_PROFILING
    profiling_time = get_timer(0);
    #endif
//ALPS00427972, implement the analog register formula
    //Set the calibration after power on
    //Add here for eFuse, chip version checking -> analog register calibration
    mt_usb_calibraion();
//ALPS00427972, implement the analog register formula

    /* make usb11 phy enter savecurrent mode */
    // USB11, USB host need it, 72 with host ip, but not list in feature list,
    // USB20, USB target for target,
    // access with UM (throught CPU) will mett all '?', means protect
    // access with PM (BUS, not CPU) will mett all '0', means clock or Power is gating
    //mt_usb11_phy_savecurrent();

    #ifdef PL_PROFILING
    printf("#T#usb calib=%d\n", get_timer(profiling_time));
    profiling_time = get_timer(0);  //for next
    #endif

    g_boot_reason = reason = platform_boot_status();
    if (reason == BR_RTC || reason == BR_POWER_KEY || reason == BR_USB || reason == BR_WDT || reason == BR_WDT_BY_PASS_PWK
#ifdef RTC_2SEC_REBOOT_ENABLE
        || reason == BR_2SEC_REBOOT
#endif //#ifdef RTC_2SEC_REBOOT_ENABLE
        )
        rtc_bbpu_power_on();

    #ifdef PL_PROFILING
    printf("#T#BR&bbpu on=%d\n", get_timer(profiling_time));
    profiling_time = get_timer(0);  //for next
    #endif
    enable_PMIC_kpd_clock();

    #ifdef PL_PROFILING
    printf("#T#enable PMIC kpd clk=%d\n", get_timer(profiling_time));
    #endif
#else
    rtc_bbpu_power_on();
#endif

#if !defined(CFG_MEM_PRESERVED_MODE)
#if CFG_EMERGENCY_DL_SUPPORT
    #ifdef PL_PROFILING
    profiling_time = get_timer(0);
    #endif
    /* check if to enter emergency download mode */
    if (mtk_detect_dl_keys()) {
        platform_emergency_download(CFG_EMERGENCY_DL_TIMEOUT_MS);
    }

    #ifdef PL_PROFILING
    printf("#T#chk_emgdwl=%d\n", get_timer(profiling_time));
    #endif
#endif

    #ifdef PL_PROFILING
    profiling_time = get_timer(0);
    #endif
    /* init memory */
    mt_mem_init();

    #ifdef PL_PROFILING
    printf("#T#mem_init&tst=%d\n", get_timer(profiling_time));
    #endif
#endif

#ifdef MTK_MT8193_SUPPORT
	mt8193_init();
#endif

    #ifdef PL_PROFILING
    profiling_time = get_timer(0);
    #endif
    /* init device storeage */
    ret = boot_device_init();
    print("%s Init Boot Device: %s(%d)\n", MOD, ret ? "FAIL" : "OK", ret);

    #ifdef PL_PROFILING
    printf("#T#bootdev_init=%d\n", get_timer(profiling_time));
    #endif
#if CFG_REBOOT_TEST
    mtk_wdt_sw_reset();
    while(1);
#endif

}