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esp32s2/esp32s3/esp32c3: Decrease boot up time by delete useless slow clock calibration

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This commit is contained in:
chaijie
2021-03-15 11:52:26 +08:00
committed by bot
parent 5a5327e77e
commit e8282fb5c5
9 changed files with 0 additions and 88 deletions
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22
components/esp_hw_support/port/esp32c3/rtc_clk.c
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@@ -121,27 +121,6 @@ bool rtc_clk_8md256_enabled(void)
return GET_PERI_REG_MASK(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ENB_CK8M_DIV) == 0; return GET_PERI_REG_MASK(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ENB_CK8M_DIV) == 0;
} }
void rtc_clk_set_xtal_wait(void)
{
/*
the `xtal_wait` time need 1ms, so we need calibrate slow clk period,
and `RTC_CNTL_XTL_BUF_WAIT` depend on it.
*/
rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get();
rtc_cal_sel_t cal_clk = RTC_CAL_RTC_MUX;
if (slow_clk_freq == RTC_SLOW_FREQ_32K_XTAL) {
cal_clk = RTC_CAL_32K_XTAL;
} else if (slow_clk_freq == RTC_SLOW_FREQ_8MD256) {
cal_clk = RTC_CAL_8MD256;
}
uint32_t slow_clk_period = rtc_clk_cal(cal_clk, 2000);
uint32_t xtal_wait_1ms = 100;
if (slow_clk_period) {
xtal_wait_1ms = (1000 << RTC_CLK_CAL_FRACT) / slow_clk_period;
}
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_XTL_BUF_WAIT, xtal_wait_1ms);
}
static void wait_dig_dbias_valid(uint64_t rtc_cycles) static void wait_dig_dbias_valid(uint64_t rtc_cycles)
{ {
rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get(); rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get();
@@ -168,7 +147,6 @@ void rtc_clk_slow_freq_set(rtc_slow_freq_t slow_freq)
so if the slow_clk is 8md256, clk_8m must be force power on so if the slow_clk is 8md256, clk_8m must be force power on
*/ */
REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0); REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0);
rtc_clk_set_xtal_wait();
esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH); esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH);
} }

1
components/esp_hw_support/port/esp32c3/rtc_init.c
View File

@@ -38,7 +38,6 @@ void rtc_init(rtc_config_t cfg)
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_RTC_REG, 0); REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_RTC_REG, 0);
CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU); CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU);
rtc_clk_set_xtal_wait();
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait);
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait);
REG_SET_FIELD(RTC_CNTL_TIMER5_REG, RTC_CNTL_MIN_SLP_VAL, RTC_CNTL_MIN_SLP_VAL_MIN); REG_SET_FIELD(RTC_CNTL_TIMER5_REG, RTC_CNTL_MIN_SLP_VAL, RTC_CNTL_MIN_SLP_VAL_MIN);

24
components/esp_hw_support/port/esp32s2/rtc_clk.c
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@@ -152,29 +152,6 @@ void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm
} }
} }
void rtc_clk_set_xtal_wait(void)
{
/*
the `xtal_wait` time need 1ms, so we need calibrate slow clk period,
and `RTC_CNTL_XTL_BUF_WAIT` depend on it.
*/
rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get();
rtc_slow_freq_t rtc_slow_freq_x32k = RTC_SLOW_FREQ_32K_XTAL;
rtc_slow_freq_t rtc_slow_freq_8MD256 = RTC_SLOW_FREQ_8MD256;
rtc_cal_sel_t cal_clk = RTC_CAL_RTC_MUX;
if (slow_clk_freq == (rtc_slow_freq_x32k)) {
cal_clk = RTC_CAL_32K_XTAL;
} else if (slow_clk_freq == rtc_slow_freq_8MD256) {
cal_clk = RTC_CAL_8MD256;
}
uint32_t slow_clk_period = rtc_clk_cal(cal_clk, 2000);
uint32_t xtal_wait_1ms = 100;
if (slow_clk_period) {
xtal_wait_1ms = (1000 << RTC_CLK_CAL_FRACT) / slow_clk_period;
}
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_XTL_BUF_WAIT, xtal_wait_1ms);
}
void rtc_clk_slow_freq_set(rtc_slow_freq_t slow_freq) void rtc_clk_slow_freq_set(rtc_slow_freq_t slow_freq)
{ {
REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ANA_CLK_RTC_SEL, slow_freq); REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ANA_CLK_RTC_SEL, slow_freq);
@@ -189,7 +166,6 @@ void rtc_clk_slow_freq_set(rtc_slow_freq_t slow_freq)
so if the slow_clk is 8md256, clk_8m must be force power on so if the slow_clk is 8md256, clk_8m must be force power on
*/ */
REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0); REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0);
rtc_clk_set_xtal_wait();
esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH); esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH);
} }

1
components/esp_hw_support/port/esp32s2/rtc_init.c
View File

@@ -34,7 +34,6 @@ static void calibrate_ocode(void);
void rtc_init(rtc_config_t cfg) void rtc_init(rtc_config_t cfg)
{ {
CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU); CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU);
rtc_clk_set_xtal_wait();
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait);
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait);

24
components/esp_hw_support/port/esp32s3/rtc_clk.c
View File

@@ -126,29 +126,6 @@ bool rtc_clk_8md256_enabled(void)
return GET_PERI_REG_MASK(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ENB_CK8M_DIV) == 0; return GET_PERI_REG_MASK(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ENB_CK8M_DIV) == 0;
} }
void rtc_clk_set_xtal_wait(void)
{
/*
the `xtal_wait` time need 1ms, so we need calibrate slow clk period,
and `RTC_CNTL_XTL_BUF_WAIT` depend on it.
*/
rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get();
rtc_slow_freq_t rtc_slow_freq_x32k = RTC_SLOW_FREQ_32K_XTAL;
rtc_slow_freq_t rtc_slow_freq_8MD256 = RTC_SLOW_FREQ_8MD256;
rtc_cal_sel_t cal_clk = RTC_CAL_RTC_MUX;
if (slow_clk_freq == (rtc_slow_freq_x32k)) {
cal_clk = RTC_CAL_32K_XTAL;
} else if (slow_clk_freq == rtc_slow_freq_8MD256) {
cal_clk = RTC_CAL_8MD256;
}
uint32_t slow_clk_period = rtc_clk_cal(cal_clk, 2000);
uint32_t xtal_wait_1ms = 100;
if (slow_clk_period) {
xtal_wait_1ms = (1000 << RTC_CLK_CAL_FRACT) / slow_clk_period;
}
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_XTL_BUF_WAIT, xtal_wait_1ms);
}
static void wait_dig_dbias_valid(uint64_t rtc_cycles) static void wait_dig_dbias_valid(uint64_t rtc_cycles)
{ {
rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get(); rtc_slow_freq_t slow_clk_freq = rtc_clk_slow_freq_get();
@@ -175,7 +152,6 @@ void rtc_clk_slow_freq_set(rtc_slow_freq_t slow_freq)
so if the slow_clk is 8md256, clk_8m must be force power on so if the slow_clk is 8md256, clk_8m must be force power on
*/ */
REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0); REG_SET_FIELD(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_CK8M_FORCE_PU, (slow_freq == RTC_SLOW_FREQ_8MD256) ? 1 : 0);
rtc_clk_set_xtal_wait();
esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH); esp_rom_delay_us(DELAY_SLOW_CLK_SWITCH);
} }

1
components/esp_hw_support/port/esp32s3/rtc_init.c
View File

@@ -34,7 +34,6 @@ void rtc_init(rtc_config_t cfg)
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_RTC_REG, 0); REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_RTC_REG, 0);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_DIG_REG, 0); REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_XPD_DIG_REG, 0);
CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU); CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_PVTMON_PU);
rtc_clk_set_xtal_wait();
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_PLL_BUF_WAIT, cfg.pll_wait);
REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait); REG_SET_FIELD(RTC_CNTL_TIMER1_REG, RTC_CNTL_CK8M_WAIT, cfg.ck8m_wait);

5
components/soc/esp32c3/include/soc/rtc.h
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@@ -376,11 +376,6 @@ bool rtc_clk_8md256_enabled(void);
*/ */
void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div); void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div);
/**
* @brief Set XTAL wait cycles by RTC slow clock's period
*/
void rtc_clk_set_xtal_wait(void);
/** /**
* @brief Select source for RTC_SLOW_CLK * @brief Select source for RTC_SLOW_CLK
* @param slow_freq clock source (one of rtc_slow_freq_t values) * @param slow_freq clock source (one of rtc_slow_freq_t values)

5
components/soc/esp32s2/include/soc/rtc.h
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@@ -406,11 +406,6 @@ bool rtc_clk_8md256_enabled(void);
*/ */
void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div); void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div);
/**
* @brief Set XTAL wait cycles by RTC slow clock's period
*/
void rtc_clk_set_xtal_wait(void);
/** /**
* @brief Select source for RTC_SLOW_CLK * @brief Select source for RTC_SLOW_CLK
* @param slow_freq clock source (one of rtc_slow_freq_t values) * @param slow_freq clock source (one of rtc_slow_freq_t values)

5
components/soc/esp32s3/include/soc/rtc.h
View File

@@ -376,11 +376,6 @@ bool rtc_clk_8md256_enabled(void);
*/ */
void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div); void rtc_clk_apll_enable(bool enable, uint32_t sdm0, uint32_t sdm1, uint32_t sdm2, uint32_t o_div);
/**
* @brief Set XTAL wait cycles by RTC slow clock's period
*/
void rtc_clk_set_xtal_wait(void);
/** /**
* @brief Select source for RTC_SLOW_CLK * @brief Select source for RTC_SLOW_CLK
* @param slow_freq clock source (one of rtc_slow_freq_t values) * @param slow_freq clock source (one of rtc_slow_freq_t values)