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1. open glitch reset for c3 ECO3;

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2. set digital & rtc voltage to about 1.15v which storing in efuse.
This commit is contained in:
chaijie
2021-04-28 21:51:22 +08:00
committed by sly
parent a4a7e7b3e9
commit 6d2bdfc5f5
8 changed files with 186 additions and 55 deletions
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7
components/bootloader_support/src/esp32c3/bootloader_esp32c3.c
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@@ -274,10 +274,15 @@ static inline void bootloader_hardware_init(void)
static inline void bootloader_glitch_reset_disable(void)
{
/*
For origin chip & ECO1: only support swt reset;
For ECO2: fix brownout reset bug, support swt & brownout reset;
For ECO3: fix clock glitch reset bug, support all reset, include: swt & brownout & clock glitch reset.
*/
uint8_t chip_version = bootloader_common_get_chip_revision();
if (chip_version < 2) {
REG_SET_FIELD(RTC_CNTL_FIB_SEL_REG, RTC_CNTL_FIB_SEL, RTC_CNTL_FIB_SUPER_WDT_RST);
} else {
} else if (chip_version == 2) {
REG_SET_FIELD(RTC_CNTL_FIB_SEL_REG, RTC_CNTL_FIB_SEL, RTC_CNTL_FIB_SUPER_WDT_RST | RTC_CNTL_FIB_BOR_RST);
}
}

56
components/efuse/esp32c3/esp_efuse_table.c
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@@ -17,7 +17,7 @@
#include <assert.h>
#include "esp_efuse_table.h"
// md5_digest_table f9a84eb22f94a7bc083b4c6817a33a59
// md5_digest_table 61baa79d296df996c838bc2adc1837e5
// This file was generated from the file esp_efuse_table.csv. DO NOT CHANGE THIS FILE MANUALLY.
// If you want to change some fields, you need to change esp_efuse_table.csv file
// then run `efuse_common_table` or `efuse_custom_table` command it will generate this file.
@@ -484,6 +484,30 @@ static const esp_efuse_desc_t SYS_DATA_PART2[] = {
{EFUSE_BLK10, 0, 256}, // System configuration,
};
static const esp_efuse_desc_t K_RTC_LDO[] = {
{EFUSE_BLK1, 135, 7}, // BLOCK1 K_RTC_LDO,
};
static const esp_efuse_desc_t K_DIG_LDO[] = {
{EFUSE_BLK1, 142, 7}, // BLOCK1 K_DIG_LDO,
};
static const esp_efuse_desc_t V_RTC_DBIAS20[] = {
{EFUSE_BLK1, 149, 8}, // BLOCK1 voltage of rtc dbias20,
};
static const esp_efuse_desc_t V_DIG_DBIAS20[] = {
{EFUSE_BLK1, 157, 8}, // BLOCK1 voltage of digital dbias20,
};
static const esp_efuse_desc_t DIG_DBIAS_HVT[] = {
{EFUSE_BLK1, 165, 5}, // BLOCK1 digital dbias when hvt,
};
static const esp_efuse_desc_t THRES_HVT[] = {
{EFUSE_BLK1, 170, 10}, // BLOCK1 pvt threshold when hvt,
};
@@ -1062,3 +1086,33 @@ const esp_efuse_desc_t* ESP_EFUSE_SYS_DATA_PART2[] = {
&SYS_DATA_PART2[0], // System configuration
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_K_RTC_LDO[] = {
&K_RTC_LDO[0], // BLOCK1 K_RTC_LDO
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_K_DIG_LDO[] = {
&K_DIG_LDO[0], // BLOCK1 K_DIG_LDO
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_V_RTC_DBIAS20[] = {
&V_RTC_DBIAS20[0], // BLOCK1 voltage of rtc dbias20
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_V_DIG_DBIAS20[] = {
&V_DIG_DBIAS20[0], // BLOCK1 voltage of digital dbias20
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_DIG_DBIAS_HVT[] = {
&DIG_DBIAS_HVT[0], // BLOCK1 digital dbias when hvt
NULL
};
const esp_efuse_desc_t* ESP_EFUSE_THRES_HVT[] = {
&THRES_HVT[0], // BLOCK1 pvt threshold when hvt
NULL
};

9
components/efuse/esp32c3/esp_efuse_table.csv
View File

@@ -153,3 +153,12 @@ KEY3, EFUSE_BLK7, 0, 256, Key3 or us
KEY4, EFUSE_BLK8, 0, 256, Key4 or user data
KEY5, EFUSE_BLK9, 0, 256, Key5 or user data
SYS_DATA_PART2, EFUSE_BLK10, 0, 256, System configuration
# AUTO CONFIG DIG&RTC DBIAS#
################
K_RTC_LDO, EFUSE_BLK1, 135, 7, BLOCK1 K_RTC_LDO
K_DIG_LDO, EFUSE_BLK1, 142, 7, BLOCK1 K_DIG_LDO
V_RTC_DBIAS20, EFUSE_BLK1, 149, 8, BLOCK1 voltage of rtc dbias20
V_DIG_DBIAS20, EFUSE_BLK1, 157, 8, BLOCK1 voltage of digital dbias20
DIG_DBIAS_HVT, EFUSE_BLK1, 165, 5, BLOCK1 digital dbias when hvt
THRES_HVT, EFUSE_BLK1, 170, 10, BLOCK1 pvt threshold when hvt
Can't render this file because it contains an unexpected character in line 7 and column 87.

8
components/efuse/esp32c3/include/esp_efuse_table.h
View File

@@ -17,7 +17,7 @@ extern "C" {
#endif
// md5_digest_table f9a84eb22f94a7bc083b4c6817a33a59
// md5_digest_table 61baa79d296df996c838bc2adc1837e5
// This file was generated from the file esp_efuse_table.csv. DO NOT CHANGE THIS FILE MANUALLY.
// If you want to change some fields, you need to change esp_efuse_table.csv file
// then run `efuse_common_table` or `efuse_custom_table` command it will generate this file.
@@ -138,6 +138,12 @@ extern const esp_efuse_desc_t* ESP_EFUSE_KEY3[];
extern const esp_efuse_desc_t* ESP_EFUSE_KEY4[];
extern const esp_efuse_desc_t* ESP_EFUSE_KEY5[];
extern const esp_efuse_desc_t* ESP_EFUSE_SYS_DATA_PART2[];
extern const esp_efuse_desc_t* ESP_EFUSE_K_RTC_LDO[];
extern const esp_efuse_desc_t* ESP_EFUSE_K_DIG_LDO[];
extern const esp_efuse_desc_t* ESP_EFUSE_V_RTC_DBIAS20[];
extern const esp_efuse_desc_t* ESP_EFUSE_V_DIG_DBIAS20[];
extern const esp_efuse_desc_t* ESP_EFUSE_DIG_DBIAS_HVT[];
extern const esp_efuse_desc_t* ESP_EFUSE_THRES_HVT[];
#ifdef __cplusplus
}

38
components/esp_hw_support/port/esp32c3/rtc_clk.c
View File

@@ -121,18 +121,6 @@ bool rtc_clk_8md256_enabled(void)
return GET_PERI_REG_MASK(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_ENB_CK8M_DIV) == 0;
}
static void wait_dig_dbias_valid(uint64_t rtc_cycles)
{
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;
}
rtc_clk_cal(cal_clk, rtc_cycles);
}
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);
@@ -292,24 +280,15 @@ void rtc_clk_bbpll_configure(rtc_xtal_freq_t xtal_freq, int pll_freq)
*/
static void rtc_clk_cpu_freq_to_pll_mhz(int cpu_freq_mhz)
{
int origin_soc_clk = REG_GET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_SOC_CLK_SEL);
int origin_cpuperiod_sel = REG_GET_FIELD(SYSTEM_CPU_PER_CONF_REG, SYSTEM_CPUPERIOD_SEL);
int dbias = DIG_DBIAS_80M;
int per_conf = DPORT_CPUPERIOD_SEL_80;
if (cpu_freq_mhz == 80) {
/* nothing to do */
} else if (cpu_freq_mhz == 160) {
dbias = DIG_DBIAS_160M;
per_conf = DPORT_CPUPERIOD_SEL_160;
} else {
SOC_LOGE(TAG, "invalid frequency");
abort();
}
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, dbias);
if ((origin_soc_clk == DPORT_SOC_CLK_SEL_XTAL) || (origin_soc_clk == DPORT_SOC_CLK_SEL_8M)
|| (((origin_soc_clk == DPORT_SOC_CLK_SEL_PLL) && (0 == origin_cpuperiod_sel)))) {
wait_dig_dbias_valid(2);
}
REG_SET_FIELD(SYSTEM_CPU_PER_CONF_REG, SYSTEM_CPUPERIOD_SEL, per_conf);
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT, 0);
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_SOC_CLK_SEL, DPORT_SOC_CLK_SEL_PLL);
@@ -457,18 +436,7 @@ void rtc_clk_cpu_freq_set_xtal(void)
*/
void rtc_clk_cpu_freq_to_xtal(int freq, int div)
{
int origin_soc_clk = REG_GET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_SOC_CLK_SEL);
int origin_div_cnt = REG_GET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT);
ets_update_cpu_frequency(freq);
/* lower the voltage */
if (freq <= 2) {
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, DIG_DBIAS_2M);
} else {
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, DIG_DBIAS_XTAL);
}
if ((DPORT_SOC_CLK_SEL_XTAL == origin_soc_clk) && (origin_div_cnt > 0)) {
wait_dig_dbias_valid(2);
}
/* Set divider from XTAL to APB clock. Need to set divider to 1 (reg. value 0) first. */
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT, 0);
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT, div - 1);
@@ -480,13 +448,7 @@ void rtc_clk_cpu_freq_to_xtal(int freq, int div)
static void rtc_clk_cpu_freq_to_8m(void)
{
int origin_soc_clk = REG_GET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_SOC_CLK_SEL);
int origin_div_cnt = REG_GET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT);
ets_update_cpu_frequency(8);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, DIG_DBIAS_XTAL);
if ((DPORT_SOC_CLK_SEL_XTAL == origin_soc_clk) && (origin_div_cnt > 4)) {
wait_dig_dbias_valid(2);
}
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT, 0);
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_SOC_CLK_SEL, DPORT_SOC_CLK_SEL_8M);
rtc_clk_apb_freq_update(RTC_FAST_CLK_FREQ_8M);

112
components/esp_hw_support/port/esp32c3/rtc_init.c
View File

@@ -31,6 +31,7 @@ static const char *TAG = "rtc_init";
static void set_ocode_by_efuse(int calib_version);
static void calibrate_ocode(void);
static void set_rtc_dig_dbias(void);
void rtc_init(rtc_config_t cfg)
{
@@ -55,9 +56,21 @@ void rtc_init(rtc_config_t cfg)
REG_SET_FIELD(RTC_CNTL_TIMER6_REG, RTC_CNTL_DG_PERI_POWERUP_TIMER, rtc_init_cfg.dg_peri_powerup_cycles);
REG_SET_FIELD(RTC_CNTL_TIMER6_REG, RTC_CNTL_DG_PERI_WAIT_TIMER, rtc_init_cfg.dg_peri_wait_cycles);
/* Reset RTC bias to default value (needed if waking up from deep sleep) */
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG_SLEEP, RTC_CNTL_DBIAS_1V10);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG, RTC_CNTL_DBIAS_1V10);
if (cfg.cali_ocode) {
uint32_t rtc_calib_version = 0;
esp_err_t err = esp_efuse_read_field_blob(ESP_EFUSE_BLOCK2_VERSION, &rtc_calib_version, 3);
if (err != ESP_OK) {
rtc_calib_version = 0;
SOC_LOGW(TAG, "efuse read fail, set default rtc_calib_version: %d\n", rtc_calib_version);
}
if (rtc_calib_version == 1) {
set_ocode_by_efuse(rtc_calib_version);
} else {
calibrate_ocode();
}
}
set_rtc_dig_dbias();
if (cfg.clkctl_init) {
//clear CMMU clock force on
@@ -138,15 +151,6 @@ void rtc_init(rtc_config_t cfg)
CLEAR_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_UNHOLD);
CLEAR_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_NOISO);
}
if (cfg.cali_ocode) {
uint32_t rtc_calib_version = 0;
esp_efuse_read_field_blob(ESP_EFUSE_BLOCK2_VERSION, &rtc_calib_version, 3);
if (rtc_calib_version == 1) {
set_ocode_by_efuse(rtc_calib_version);
} else {
calibrate_ocode();
}
}
}
rtc_vddsdio_config_t rtc_vddsdio_get_config(void)
@@ -194,6 +198,7 @@ static void set_ocode_by_efuse(int calib_version)
uint32_t ocode;
esp_err_t err = esp_efuse_read_field_blob(ESP_EFUSE_OCODE, &ocode, 8);
assert(err == ESP_OK);
(void) err;
REGI2C_WRITE_MASK(I2C_ULP, I2C_ULP_EXT_CODE, ocode);
REGI2C_WRITE_MASK(I2C_ULP, I2C_ULP_IR_FORCE_CODE, 1);
}
@@ -248,3 +253,86 @@ static void calibrate_ocode(void)
}
rtc_clk_cpu_freq_set_config(&old_config);
}
static uint32_t get_dig_dbias_by_efuse(uint8_t chip_version)
{
assert(chip_version >= 3);
uint32_t dig_dbias = 28;
esp_err_t err = esp_efuse_read_field_blob(ESP_EFUSE_DIG_DBIAS_HVT, &dig_dbias, 5);
if (err != ESP_OK) {
dig_dbias = 28;
SOC_LOGW(TAG, "efuse read fail, set default dig_dbias value: %d\n", dig_dbias);
}
return dig_dbias;
}
uint32_t get_rtc_dbias_by_efuse(uint8_t chip_version, uint32_t dig_dbias)
{
assert(chip_version >= 3);
uint32_t rtc_dbias = 0;
signed int k_rtc_ldo = 0, k_dig_ldo = 0, v_rtc_bias20 = 0, v_dig_bias20 = 0;
esp_err_t err0 = esp_efuse_read_field_blob(ESP_EFUSE_K_RTC_LDO, &k_rtc_ldo, 7);
esp_err_t err1 = esp_efuse_read_field_blob(ESP_EFUSE_K_DIG_LDO, &k_dig_ldo, 7);
esp_err_t err2 = esp_efuse_read_field_blob(ESP_EFUSE_V_RTC_DBIAS20, &v_rtc_bias20, 8);
esp_err_t err3 = esp_efuse_read_field_blob(ESP_EFUSE_V_DIG_DBIAS20, &v_dig_bias20, 8);
if ((err0 != ESP_OK) | (err1 != ESP_OK) | (err2 != ESP_OK) | (err3 != ESP_OK)) {
k_rtc_ldo = 0;
k_dig_ldo = 0;
v_rtc_bias20 = 0;
v_dig_bias20 = 0;
SOC_LOGW(TAG, "efuse read fail, k_rtc_ldo: %d, k_dig_ldo: %d, v_rtc_bias20: %d, v_dig_bias20: %d\n", k_rtc_ldo, k_dig_ldo, v_rtc_bias20, v_dig_bias20);
}
k_rtc_ldo = ((k_rtc_ldo & BIT(6)) != 0)? -(k_rtc_ldo & 0x3f): k_rtc_ldo;
k_dig_ldo = ((k_dig_ldo & BIT(6)) != 0)? -(k_dig_ldo & 0x3f): (uint8_t)k_dig_ldo;
v_rtc_bias20 = ((v_rtc_bias20 & BIT(7)) != 0)? -(v_rtc_bias20 & 0x7f): (uint8_t)v_rtc_bias20;
v_dig_bias20 = ((v_dig_bias20 & BIT(7)) != 0)? -(v_dig_bias20 & 0x7f): (uint8_t)v_dig_bias20;
uint32_t v_rtc_dbias20_real_mul10000 = V_RTC_MID_MUL10000 + v_rtc_bias20 * 10000 / 500;
uint32_t v_dig_dbias20_real_mul10000 = V_DIG_MID_MUL10000 + v_dig_bias20 * 10000 / 500;
signed int k_rtc_ldo_real_mul10000 = K_RTC_MID_MUL10000 + k_rtc_ldo;
signed int k_dig_ldo_real_mul10000 = K_DIG_MID_MUL10000 + k_dig_ldo;
uint32_t v_dig_nearest_1v15_mul10000 = v_dig_dbias20_real_mul10000 + k_dig_ldo_real_mul10000 * (dig_dbias - 20);
uint32_t v_rtc_nearest_1v15_mul10000 = 0;
for (rtc_dbias = 15; rtc_dbias < 32; rtc_dbias++) {
v_rtc_nearest_1v15_mul10000 = v_rtc_dbias20_real_mul10000 + k_rtc_ldo_real_mul10000 * (rtc_dbias - 20);
if (v_rtc_nearest_1v15_mul10000 >= v_dig_nearest_1v15_mul10000 - 250)
break;
}
return rtc_dbias;
}
static void set_rtc_dig_dbias()
{
/*
1. a reasonable dig_dbias which by scaning pvt to make 160 CPU run successful stored in efuse;
2. also we store some value in efuse, include:
k_rtc_ldo (slope of rtc voltage & rtc_dbias);
k_dig_ldo (slope of digital voltage & digital_dbias);
v_rtc_bias20 (rtc voltage when rtc dbais is 20);
v_dig_bias20 (digital voltage when digital dbais is 20).
3. a reasonable rtc_dbias can be calculated by a certion formula.
*/
uint32_t rtc_dbias = 28, dig_dbias = 28;
uint8_t chip_version = esp_efuse_get_chip_ver();
if (chip_version >= 3) {
dig_dbias = get_dig_dbias_by_efuse(chip_version);
if (dig_dbias != 0) {
if (dig_dbias + 4 > 28) {
dig_dbias = 28;
} else {
dig_dbias += 4;
}
rtc_dbias = get_rtc_dbias_by_efuse(chip_version, dig_dbias); // already burn dig_dbias in efuse
} else {
dig_dbias = 28;
SOC_LOGD(TAG, "not burn core voltage in efuse or burn wrong voltage value in chip version: 0%d\n", chip_version);
}
}
else {
SOC_LOGD(TAG, "chip_version is less than 3, not burn core voltage in efuse\n");
}
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG, rtc_dbias);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, dig_dbias);
}

2
components/esp_hw_support/port/esp32c3/rtc_sleep.c
View File

@@ -120,9 +120,7 @@ void rtc_sleep_init(rtc_sleep_config_t cfg)
REG_SET_FIELD(RTC_CNTL_SDIO_CONF_REG, RTC_CNTL_SDIO_PD_EN, cfg.vddsdio_pd_en);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG_SLEEP, cfg.rtc_dbias_slp);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG, cfg.rtc_dbias_wak);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG_SLEEP, cfg.dig_dbias_slp);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, cfg.dig_dbias_wak);
REG_SET_FIELD(RTC_CNTL_SLP_REJECT_CONF_REG, RTC_CNTL_DEEP_SLP_REJECT_EN, cfg.deep_slp_reject);
REG_SET_FIELD(RTC_CNTL_SLP_REJECT_CONF_REG, RTC_CNTL_LIGHT_SLP_REJECT_EN, cfg.light_slp_reject);

9
components/soc/esp32c3/include/soc/rtc.h
View File

@@ -122,6 +122,15 @@ set sleep_init default param
#define RTC_CNTL_PD_CUR_SLEEP_DEFAULT 1
#define RTC_CNTL_DG_VDD_DRV_B_SLP_DEFAULT 254
/*
The follow value is used to get a reasonable rtc voltage dbias value according to digital dbias & some other value
storing in efuse (based on ATE 5k ECO3 chips)
*/
#define K_RTC_MID_MUL10000 215
#define K_DIG_MID_MUL10000 213
#define V_RTC_MID_MUL10000 10800
#define V_DIG_MID_MUL10000 10860
/**
* @brief Possible main XTAL frequency values.
*