pioduino/esp-idf
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix(p4_eco6): Fix_vdddig_big_bug when boot

Browse Source
This commit is contained in:
chaijie@espressif.com
2025-12-31 09:36:33 +08:00
parent 1ebc545b60
commit bb7baf18f2
1 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/esp_hw_support/port/esp32p4/rtc_clk_init.c
+6 -1
View File
@@ -68,14 +68,19 @@ void rtc_clk_init(rtc_clk_config_t cfg)
hp_dcmvset = pvt_hp_dcmvset;
}
// Switch to DCDC
unsigned chip_version = efuse_hal_chip_revision();
if (ESP_CHIP_REV_ABOVE(chip_version, 301)) {
SET_PERI_REG_MASK(PMU_DCM_CTRL_REG, PMU_DCDC_FB_RES_FORCE_PD);
}
pmu_ll_set_dcdc_en(&PMU, true);
pmu_ll_set_dcdc_switch_force_power_down(&PMU, false);
pmu_ll_hp_set_dcm_vset(&PMU, PMU_MODE_HP_ACTIVE, hp_dcmvset);
SET_PERI_REG_MASK(PMU_HP_ACTIVE_HP_REGULATOR0_REG, PMU_DIG_REGULATOR0_DBIAS_SEL); // Hand over control of dbias to pmu
esp_rom_delay_us(1000);
unsigned chip_version = efuse_hal_chip_revision();
if (ESP_CHIP_REV_ABOVE(chip_version, 301)) {
REG_SET_FIELD(LP_SYSTEM_REG_SYS_CTRL_REG, LP_SYSTEM_REG_LP_FIB_SEL, 0xEF);// lp_fib_sel bit4 set to 0: select dig_fib_reg instead of ana_fib_reg
CLEAR_PERI_REG_MASK(PMU_DCM_CTRL_REG, PMU_DCDC_FB_RES_FORCE_PD);
esp_rom_delay_us(10);
}
pmu_ll_hp_set_regulator_xpd(&PMU, PMU_MODE_HP_ACTIVE, false);