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docs(ldo): corrected the LDO channel numbers in the programming guide

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morris
2026-06-02 11:20:12 +08:00
parent 6495ce4fda
commit 36063fbfb4
9 changed files with 30 additions and 22 deletions
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components/esp_hal_pmu/esp32p4/include/hal/ldo_ll.h
+9 -10
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@@ -21,7 +21,6 @@
extern "C" {
#endif
#define LDO_LL_NUM_UNITS 4 // Number of LDO units
#define LDO_LL_ADJUSTABLE_CHAN_MASK 0x0F // all the 4 channels are adjustable by setting "mul" and "dref" registers
#define LDO_LL_RECOMMEND_MAX_VOLTAGE_MV 2700
@@ -51,7 +50,7 @@ typedef enum {
__attribute__((always_inline))
static inline bool ldo_ll_is_valid_ldo_channel(int ldo_chan)
{
return (ldo_chan > 0) && (ldo_chan <= LDO_LL_NUM_UNITS);
return (ldo_chan > 0) && (ldo_chan <= 4);
}
/**
@@ -154,7 +153,7 @@ static inline void ldo_ll_voltage_to_dref_mul(int ldo_unit, int voltage_mv, uint
__attribute__((always_inline))
static inline void ldo_ll_set_owner(int ldo_unit, ldo_ll_unit_owner_t owner)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
/*
* force_tieh_sel:
* - 0: efuse, i.e. by hardware
@@ -185,7 +184,7 @@ static inline void ldo_ll_set_owner(int ldo_unit, ldo_ll_unit_owner_t owner)
__attribute__((always_inline))
static inline void ldo_ll_adjust_voltage(int ldo_unit, uint8_t dref, uint8_t mul, bool use_rail_voltage)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
/**
* tieh:
* - 0: Vref * Mul
@@ -205,7 +204,7 @@ static inline void ldo_ll_adjust_voltage(int ldo_unit, uint8_t dref, uint8_t mul
__attribute__((always_inline))
static inline void ldo_ll_enable(int ldo_unit, bool enable)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
if (ESP_CHIP_REV_ABOVE(efuse_hal_chip_revision(), 100) && (ldo_unit == 0)) {
// If chip_rev >= v1.0, slp_mem_dbias[3] is used to control the volt output of VO1.
PMU.hp_sys[PMU_MODE_HP_ACTIVE].regulator0.xpd_0p1a = (enable ? 8 : 0);
@@ -222,7 +221,7 @@ static inline void ldo_ll_enable(int ldo_unit, bool enable)
__attribute__((always_inline))
static inline void ldo_ll_enable_power_on_delay(int ldo_unit, bool enable)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo.tieh_pos_en = enable;
}
@@ -235,7 +234,7 @@ static inline void ldo_ll_enable_power_on_delay(int ldo_unit, bool enable)
__attribute__((always_inline))
static inline void ldo_ll_enable_power_off_delay(int ldo_unit, bool enable)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo.tieh_neg_en = enable;
}
@@ -249,7 +248,7 @@ static inline void ldo_ll_enable_power_off_delay(int ldo_unit, bool enable)
__attribute__((always_inline))
static inline void ldo_ll_set_delay_target(int ldo_unit, uint8_t target0, uint8_t target1)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo, target0, target0);
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo, target1, target1);
}
@@ -263,7 +262,7 @@ static inline void ldo_ll_set_delay_target(int ldo_unit, uint8_t target0, uint8_
__attribute__((always_inline))
static inline void ldo_ll_enable_current_limit(int ldo_unit, bool enable)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo_ana.en_cur_lim = enable;
}
@@ -276,7 +275,7 @@ static inline void ldo_ll_enable_current_limit(int ldo_unit, bool enable)
__attribute__((always_inline))
static inline void ldo_ll_enable_ripple_suppression(int ldo_unit, bool enable)
{
uint8_t index_array[LDO_LL_NUM_UNITS] = {0, 3, 1, 4};
uint8_t index_array[4] = {0, 3, 1, 4};
PMU.ext_ldo[index_array[ldo_unit]].pmu_ext_ldo_ana.en_vdet = enable;
}