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Refactored AXP192 code and moved under ports/espressif

This commit is contained in:
CDarius 2023-04-13 13:39:39 +00:00
parent a9a58f29be
commit ed86f710c2
8 changed files with 335 additions and 685 deletions
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13
locale/circuitpython.pot
View File

@ -98,6 +98,9 @@ msgstr ""
#: ports/raspberrypi/common-hal/analogio/AnalogOut.c
#: ports/raspberrypi/common-hal/rtc/RTC.c ports/stm/common-hal/alarm/__init__.c
#: ports/stm/common-hal/canio/Listener.c ports/stm/common-hal/rtc/RTC.c
#: shared-bindings/audiobusio/I2SOut.c shared-bindings/audiobusio/PDMIn.c
#: shared-bindings/keypad/KeyMatrix.c shared-bindings/keypad/Keys.c
#: shared-bindings/keypad/ShiftRegisterKeys.c
msgid "%q"
msgstr ""
@ -193,7 +196,7 @@ msgstr ""
msgid "%q must be array of type 'H'"
msgstr ""
#: shared-bindings/synthio/MidiTrack.c shared-bindings/synthio/__init__.c
#: shared-module/synthio/__init__.c
msgid "%q must be array of type 'h'"
msgstr ""
@ -1117,10 +1120,6 @@ msgstr ""
msgid "I2C peripheral in use"
msgstr ""
#: shared-bindings/audiobusio/I2SOut.c
msgid "I2SOut not available"
msgstr ""
#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
msgid "In-buffer elements must be <= 4 bytes long"
msgstr ""
@ -1708,10 +1707,6 @@ msgstr ""
msgid "Oversample must be multiple of 8."
msgstr ""
#: shared-bindings/audiobusio/PDMIn.c
msgid "PDMIn not available"
msgstr ""
#: shared-bindings/pwmio/PWMOut.c
msgid ""
"PWM frequency not writable when variable_frequency is False on construction."

315
ports/espressif/boards/m5stack_core2/board.c
View File

@ -38,7 +38,7 @@
#include "components/hal/include/hal/gpio_hal.h"
#include "common-hal/microcontroller/Pin.h"
#include "axp192.h"
#include "../../pmic/axp192/axp192.h"
displayio_fourwire_obj_t board_display_obj;
@ -65,7 +65,7 @@ uint8_t display_init_sequence[] = {
0x29,DELAY,0x78, // Display on then delay 0x78 (120ms)
};
static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c) {
static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *i2c) {
int rc;
uint8_t read_buf[1];
uint8_t write_buf[2];
@ -75,24 +75,24 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
case PMIC_POWER_SOURCE_USB:
// Set GPIO to 3.3V (when LDO OUTPUT mode is active)
write_buf[0] = AXP192_GPIO0_LDO_VOLTAGE;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_LDO_VOLTAGE_MASK) | AXP192_GPIO0_LDO_VOLTAGE_3_3V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Set GPIO0 to LDO_OUTPUT to set N_VBUSEN high
// When N_VBUSEN is high IPSOUT do not select VBUS as source (BUS_5V)
write_buf[0] = AXP192_GPIO0_FUNCTION;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_FUNCTION_MASK) | AXP192_GPIO0_FUNCTION_LDO_OUTPUT;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -100,12 +100,12 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
#if M5STACK_CORE2_5V_OUTPUT_ENABLE_DEFAULT
// Set EXTENT output high to enable 5V power boost
write_buf[0] = AXP192_EXTEN_DCDC2_CTRL;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = read_buf[0] | AXP192_EXTEN_DCDC2_CTRL_EXTEN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -113,12 +113,12 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
// Enable VBUS-IPSOUT when N_VBUSEN is high
write_buf[0] = AXP192_VBUS_IPSOUT;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = read_buf[0] & ~AXP192_VBUS_IPSOUT_IGNORE_VBUSEN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -128,24 +128,24 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
case PMIC_POWER_SOURCE_M_BUS:
// Enable VBUS-IPSOUT regardless of f N_VBUSEN
write_buf[0] = AXP192_VBUS_IPSOUT;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = read_buf[0] | AXP192_VBUS_IPSOUT_IGNORE_VBUSEN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Set EXTENT output low to disable 5V power boost
write_buf[0] = AXP192_EXTEN_DCDC2_CTRL;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = read_buf[0] & ~AXP192_EXTEN_DCDC2_CTRL_EXTEN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -153,12 +153,12 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
// Set GPIO0 to float and the pull down resistor set N_VBUSEN low
// When N_VBUSEN is low IPSOUT select VBUS as source (BUS_5V)
write_buf[0] = AXP192_GPIO0_FUNCTION;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_FUNCTION_MASK) | AXP192_GPIO0_FUNCTION_FLOATING;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -170,148 +170,15 @@ static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *internal_i2c)
}
}
static bool pmic_disable_all_irq(busio_i2c_obj_t *i2c) {
int rc;
// uint8_t read_buf[1];
uint8_t write_buf[2];
// Reg: 40h
// IRQ enable control register 1
write_buf[0] = AXP192_IRQ_1_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 41h
// IRQ enable control register 2
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 42h
// IRQ enable control register 3
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_3_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 43h
// IRQ enable control register 4
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_4_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 4Ah
// IRQ enable control register 5
write_buf[0] = AXP192_IRQ_5_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
static bool pmic_clear_all_irq(busio_i2c_obj_t *i2c) {
int rc;
// uint8_t read_buf[1];
uint8_t write_buf[2];
// Reg: 44h
// IRQ enable control register 1
write_buf[0] = AXP192_IRQ_1_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 45h
// IRQ enable control register 2
write_buf[0] = AXP192_IRQ_2_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 46h
// IRQ enable control register 3
write_buf[0] = AXP192_IRQ_3_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 47h
// IRQ enable control register 4
write_buf[0] = AXP192_IRQ_4_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 4Ah
// IRQ enable control register 5
write_buf[0] = AXP192_IRQ_5_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
static bool pmic_enable_default_irq(busio_i2c_obj_t *i2c) {
int rc;
// uint8_t read_buf[1];
uint8_t write_buf[2];
// Reg: 42h
// IRQ enable control register 3
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_3_PEK_SHORT_PRESS |
AXP192_IRQ_3_PEK_LONG_PRESS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 43h
// IRQ enable control register 4
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_4_LOW_VOLTAGE_WARNING;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
static bool pmic_init(busio_i2c_obj_t *i2c) {
int rc;
uint8_t read_buf[1];
uint8_t write_buf[2];
if (!pmic_common_init(i2c)) {
return false;
}
// Reg: 30h
// The VBUS-IPSOUT path can be selected to be opened regardless of the status of N_VBUSEN
// VBUS VHOLD pressure limit control disabled
@ -319,29 +186,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
write_buf[0] = AXP192_VBUS_IPSOUT;
write_buf[1] = AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT |
AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_500mA;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 31h
// VOFF Shutdown voltage setting ( 3.0V )
write_buf[0] = AXP192_POWER_OFF_VOLTAGE;
write_buf[1] = AXP192_POWER_OFF_VOLTAGE_3_0V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 32h
// Charge function enable control bit, including internal and external channels
// Charging target voltage: 4.2V
// Charging end current: End charging when charging current is less than 10% setting
// Internal path charging current: 100mA
write_buf[0] = AXP192_POWER_OFF_BATT_CHGLED_CTRL;
write_buf[1] = AXP192_POWER_OFF_BATT_CHGLED_CTRL_BATT_MONITOR_ON |
AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_2_0S;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -356,89 +201,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
AXP192_CHARGING_CTRL1_VOLTAGE_4_20V |
AXP192_CHARGING_CTRL1_CHARGING_THRESH_10PERC |
AXP192_CHARGING_CTRL1_CURRENT_360mA;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 35h
// Enable RTC battery charge: 3.0V, 200uA
write_buf[0] = AXP192_BACKUP_BATT;
write_buf[1] = AXP192_BACKUP_BATT_CHARGING_ENABLE |
AXP192_BACKUP_BATT_CHARGING_VOLTAGE_3_0V |
AXP192_BACKUP_BATT_CHARGING_CURRENT_200uA;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 36h
// Power on: Short press 128ms
// Power off: Long press 1s
// Power OK delay 64ms
// Power off delay 4s
write_buf[0] = AXP192_PEK;
write_buf[1] = AXP192_PEK_SHORT_PRESS_128mS |
AXP192_PEK_LONG_PRESS_1_0S |
AXP192_PEK_LONG_PRESS_POWER_OFF |
AXP192_PEK_PWROK_DELAY_64mS |
AXP192_PEK_POWER_OFF_TIME_4S;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Ah
// APS Low battery warning level 1: 3.695V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_1;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_695V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Bh
// APS Low battery warning level 2: 3.600V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_2;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_600V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 82h
// ADC all on
write_buf[0] = AXP192_ADC_ENABLE_1;
write_buf[1] = AXP192_ADC_ENABLE_1_BATT_VOL |
AXP192_ADC_ENABLE_1_BATT_CUR |
AXP192_ADC_ENABLE_1_ACIN_VOL |
AXP192_ADC_ENABLE_1_ACIN_CUR |
AXP192_ADC_ENABLE_1_VBUS_VOL |
AXP192_ADC_ENABLE_1_VBUS_CUR |
AXP192_ADC_ENABLE_1_APS_VOL |
AXP192_ADC_ENABLE_1_TS_PIN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 83h
// ADC temperature on
write_buf[0] = AXP192_ADC_ENABLE_2;
write_buf[1] = AXP192_ADC_ENABLE_2_TEMP_MON;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 84h
// ADC 25Hz
write_buf[0] = AXP192_ADC_TS;
write_buf[1] = AXP192_ADC_TS_SAMPLE_25HZ |
AXP192_ADC_TS_OUT_CUR_80uA |
AXP192_ADC_TS_PIN_TEMP_MON |
AXP192_ADC_TS_PIN_OUT_SAVE_ENG;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -447,7 +210,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// PWM1 frequency
write_buf[0] = AXP192_PWM1_OUTPUT_FREQUECY;
write_buf[1] = 0x00;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -456,7 +219,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// PWM1 duty cycle Y1
write_buf[0] = AXP192_PWM1_DUTY_RATIO_Y1;
write_buf[1] = 0xFF;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -465,7 +228,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// PWM1 duty cycle Y2
write_buf[0] = AXP192_PWM1_DUTY_RATIO_Y2;
write_buf[1] = 0xFF;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -474,7 +237,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// Speaker off (GPIO2 output low)
write_buf[0] = AXP192_GPIO2_FUNCTION;
write_buf[1] = AXP192_GPIO2_FUNCTION_LOW_OUTPUT;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -485,7 +248,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
write_buf[0] = AXP192_LDO23_OUT_VOLTAGE;
write_buf[1] = AXP192_LDO23_OUT_VOLTAGE_LDO2_3_3V |
AXP192_LDO23_OUT_VOLTAGE_LDO3_1_8V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -494,7 +257,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// DCDC1 (ESP32 VDD): 3.350V
write_buf[0] = AXP192_DCDC1_OUT_VOLTAGE;
write_buf[1] = AXP192_DCDC1_OUT_VOLTAGE_3_350V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -503,7 +266,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// DCDC3 (TFT backlight): 3.0V
write_buf[0] = AXP192_DCDC3_OUT_VOLTAGE;
write_buf[1] = AXP192_DCDC3_OUT_VOLTAGE_3_0V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -517,7 +280,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
write_buf[1] = AXP192_DCDC13_LDO23_CTRL_LDO2 |
AXP192_DCDC13_LDO23_CTRL_DCDC3 |
AXP192_DCDC13_LDO23_CTRL_DCDC1;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -527,7 +290,7 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
// PWM duty cycle is set to 100% therefore sys led is off
write_buf[0] = AXP192_GPIO1_FUNCTION;
write_buf[1] = AXP192_GPIO1_FUNCTION_PWM1_OUTPUT;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -539,25 +302,29 @@ static bool pmic_init(busio_i2c_obj_t *internal_i2c) {
* disable VBUS and rely on ACIN (USB_5V) as power source.
*/
write_buf[0] = AXP192_INPUT_POWER_STATE;
rc = common_hal_busio_i2c_write_read(internal_i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
uint8_t powersource = (read_buf[0] & AXP192_INPUT_POWER_STATE_VBUS_AVAILABLE) ?
PMIC_POWER_SOURCE_M_BUS : PMIC_POWER_SOURCE_USB;
if (!pmic_set_power_source(powersource, internal_i2c)) {
if (!pmic_set_power_source(powersource, i2c)) {
return false;
}
if (!pmic_disable_all_irq(internal_i2c)) {
if (!pmic_disable_all_irq(i2c)) {
return false;
}
if (!pmic_clear_all_irq(internal_i2c)) {
if (!pmic_clear_all_irq(i2c)) {
return false;
}
if (!pmic_enable_default_irq(internal_i2c)) {
if (!pmic_enable_power_key_press_irq(i2c)) {
return false;
}
if (!pmic_enable_low_battery_irq(i2c)) {
return false;
}

2
ports/espressif/boards/m5stack_core2/mpconfigboard.mk
View File

@ -11,6 +11,8 @@ M5STACK_CORE2_5V_OUTPUT_ENABLE_DEFAULT = 1
CFLAGS += -DM5STACK_CORE2_5V_OUTPUT_ENABLE_DEFAULT=$(M5STACK_CORE2_5V_OUTPUT_ENABLE_DEFAULT)
SRC_C += pmic/axp192/axp192.c
# Include these Python libraries in firmware.
FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_NeoPixel
FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_Display_Text

263
ports/espressif/boards/m5stack_stick_c/axp192.h
View File

@ -1,263 +0,0 @@
/*
*
* The MIT License (MIT)
*
* Copyright (c) 2022 Stephen Oliver
* Copyright (c) 2023 CDarius
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_AXP192_H
#define MICROPY_AXP192_H
#define AXP192_I2C_ADDRESS 0x34
#define AXP192_EXTEN_DCDC2_CTRL 0x10
#define AXP192_EXTEN_DCDC2_CTRL_EXTEN 0b00000100
#define AXP192_EXTEN_DCDC2_CTRL_DCDC2 0b00000001
#define AXP192_DCDC13_LDO23_CTRL 0x12
#define AXP192_DCDC13_LDO23_CTRL_EXTEN 0b01000000
#define AXP192_DCDC13_LDO23_CTRL_LDO3 0b00001000
#define AXP192_DCDC13_LDO23_CTRL_LDO2 0b00000100
#define AXP192_DCDC13_LDO23_CTRL_DCDC3 0b00000010
#define AXP192_DCDC13_LDO23_CTRL_DCDC1 0b00000001
#define AXP192_DCDC2_OUT_VOLTAGE 0x25
#define AXP192_DCDC1_OUT_VOLTAGE 0x26
#define AXP192_DCDC1_OUT_VOLTAGE_3_350V 0b01101010
#define AXP192_DCDC3_OUT_VOLTAGE 0x27
#define AXP192_LDO23_OUT_VOLTAGE 0x28
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_3_0V 0b11000000
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_2_8V 0b10100000
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_MASK 0b11110000
#define AXP192_LDO23_OUT_VOLTAGE_LDO3_3_0V 0b00001100
#define AXP192_LDO23_OUT_VOLTAGE_LDO3_2_8V 0b00001010
#define AXP192_LDO23_OUT_VOLTAGE_LDO3_MASK 0b00001111
#define AXP192_VBUS_IPSOUT 0x30
#define AXP192_VBUS_IPSOUT_IGNORE_VBUSEN 0b10000000
#define AXP192_VBUS_IPSOUT_VHOLD_LIMIT 0b01000000
#define AXP192_VBUS_IPSOUT_VHOLD_VOLTAGE_4_4V 0b00100000
#define AXP192_VBUS_IPSOUT_VHOLD_VOLTAGE_MASK 0b00111000
#define AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT 0b00000010
#define AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_500mA 0b00000001
#define AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_100mA 0b00000000
#define AXP192_POWER_OFF_VOLTAGE 0x31
#define AXP192_POWER_OFF_VOLTAGE_2_6V 0b0000
#define AXP192_POWER_OFF_VOLTAGE_2_7V 0b0001
#define AXP192_POWER_OFF_VOLTAGE_2_8V 0b0010
#define AXP192_POWER_OFF_VOLTAGE_2_9V 0b0011
#define AXP192_POWER_OFF_VOLTAGE_3_0V 0b0100
#define AXP192_POWER_OFF_VOLTAGE_3_1V 0b0101
#define AXP192_POWER_OFF_VOLTAGE_3_2V 0b0110
#define AXP192_POWER_OFF_VOLTAGE_3_3V 0b0111
#define AXP192_POWER_OFF_VOLTAGE_MASK 0b0111
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL 0x32
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_OFF 0b10000000
#define AXP192_CHARGING_CTRL1 0x33
#define AXP192_CHARGING_CTRL1_ENABLE 0b10000000
#define AXP192_CHARGING_CTRL1_VOLTAGE_4_36V 0b01100000
#define AXP192_CHARGING_CTRL1_VOLTAGE_4_20V 0b01000000
#define AXP192_CHARGING_CTRL1_VOLTAGE_4_15V 0b00100000
#define AXP192_CHARGING_CTRL1_VOLTAGE_4_10V 0b00000000
#define AXP192_CHARGING_CTRL1_VOLTAGE_MASK 0b01100000
#define AXP192_CHARGING_CTRL1_CHARGING_THRESH_15PERC 0b00010000
#define AXP192_CHARGING_CTRL1_CHARGING_THRESH_10PERC 0b00000000
#define AXP192_CHARGING_CTRL1_CHARGING_THRESH_MASK 0b00010000
#define AXP192_CHARGING_CTRL1_CURRENT_100mA 0b00000000
#define AXP192_CHARGING_CTRL1_CURRENT_190mA 0b00000001
#define AXP192_CHARGING_CTRL1_CURRENT_280mA 0b00000010
#define AXP192_CHARGING_CTRL1_CURRENT_360mA 0b00000011
#define AXP192_CHARGING_CTRL1_CURRENT_450mA 0b00000100
#define AXP192_CHARGING_CTRL1_CURRENT_550mA 0b00000101
#define AXP192_CHARGING_CTRL1_CURRENT_630mA 0b00000110
#define AXP192_CHARGING_CTRL1_CURRENT_700mA 0b00000111
#define AXP192_CHARGING_CTRL1_CURRENT_780mA 0b00001000
#define AXP192_CHARGING_CTRL1_CURRENT_880mA 0b00001001
#define AXP192_CHARGING_CTRL1_CURRENT_960mA 0b00001010
#define AXP192_CHARGING_CTRL1_CURRENT_1000mA 0b00001011
#define AXP192_CHARGING_CTRL1_CURRENT_MASK 0b00001111
#define AXP192_CHARGING_CTRL2 0x34
#define AXP192_BACKUP_BATT 0x35
#define AXP192_BACKUP_BATT_CHARGING_ENABLE 0b10000000
#define AXP192_BACKUP_BATT_CHARGING_VOLTAGE_2_5V 0b01100000
#define AXP192_BACKUP_BATT_CHARGING_VOLTAGE_3_0V 0b00100000
#define AXP192_BACKUP_BATT_CHARGING_VOLTAGE_3_1V 0b00000000
#define AXP192_BACKUP_BATT_CHARGING_VOLTAGE_MASK 0b01100000
#define AXP192_BACKUP_BATT_CHARGING_CURRENT_400uA 0b00000011
#define AXP192_BACKUP_BATT_CHARGING_CURRENT_200uA 0b00000010
#define AXP192_BACKUP_BATT_CHARGING_CURRENT_100uA 0b00000001
#define AXP192_BACKUP_BATT_CHARGING_CURRENT_50uA 0b00000000
#define AXP192_BACKUP_BATT_CHARGING_CURRENT_MASK 0b00000011
#define AXP192_PEK 0x36
#define AXP192_PEK_SHORT_PRESS_1S 0b11000000
#define AXP192_PEK_SHORT_PRESS_512mS 0b10000000
#define AXP192_PEK_SHORT_PRESS_256mS 0b01000000
#define AXP192_PEK_SHORT_PRESS_128mS 0b00000000
#define AXP192_PEK_SHORT_PRESS_MASK 0b11000000
#define AXP192_PEK_LONG_PRESS_2_5S 0b00110000
#define AXP192_PEK_LONG_PRESS_2_0S 0b00100000
#define AXP192_PEK_LONG_PRESS_1_5S 0b00010000
#define AXP192_PEK_LONG_PRESS_1_0S 0b00000000
#define AXP192_PEK_LONG_PRESS_MASK 0b00110000
#define AXP192_PEK_LONG_PRESS_POWER_OFF 0b00001000
#define AXP192_PEK_PWROK_DELAY_64mS 0b00000100
#define AXP192_PEK_PWROK_DELAY_32mS 0b00000000
#define AXP192_PEK_PWROK_DELAY_MASK 0b00000100
#define AXP192_PEK_POWER_OFF_TIME_12S 0b00000011
#define AXP192_PEK_POWER_OFF_TIME_8S 0b00000010
#define AXP192_PEK_POWER_OFF_TIME_6S 0b00000001
#define AXP192_PEK_POWER_OFF_TIME_4S 0b00000000
#define AXP192_PEK_POWER_OFF_TIME_MASK 0b00000011
#define AXP192_BATT_TEMP_LOW_THRESH 0x38
#define AXP192_BATT_TEMP_HIGH_THRESH 0x39
#define AXP192_BATT_TEMP_HIGH_THRESH_DEFAULT 0b11111100
#define AXP192_APS_LOW_BATT_LEVEL_1 0x3A
#define AXP192_APS_LOW_BATT_LEVEL_2 0x3B
#define AXP192_APS_LOW_BATT_VOLTAGE_3_695V 0b10010100
#define AXP192_APS_LOW_BATT_VOLTAGE_3_600V 0b10000011
#define AXP192_IRQ_1_ENABLE 0x40
#define AXP192_IRQ_2_ENABLE 0x41
#define AXP192_IRQ_3_ENABLE 0x42
#define AXP192_IRQ_3_PEK_SHORT_PRESS 0b00000010
#define AXP192_IRQ_3_PEK_LONG_PRESS 0b00000001
#define AXP192_IRQ_4_ENABLE 0x43
#define AXP192_IRQ_4_LOW_VOLTAGE_WARNING 0b00000001
#define AXP192_IRQ_5_ENABLE 0x4a
#define AXP192_IRQ_X_DISABLE_ALL 0b00000000
#define AXP192_IRQ_1_STATUS 0x44
#define AXP192_IRQ_2_STATUS 0x45
#define AXP192_IRQ_3_STATUS 0x46
#define AXP192_IRQ_4_STATUS 0x47
#define AXP192_IRQ_5_STATUS 0x4d
#define AXP192_ADC_ACIN_VOLTAGE_H 0x56
#define AXP192_ADC_ACIN_VOLTAGE_L 0x57
#define AXP192_ADC_ACIN_CURRENT_H 0x58
#define AXP192_ADC_ACIN_CURRENT_L 0x59
#define AXP192_ADC_VBUS_VOLTAGE_H 0x5a
#define AXP192_ADC_VBUS_VOLTAGE_L 0x5b
#define AXP192_ADC_VBUS_CURRENT_H 0x5c
#define AXP192_ADC_VBUS_CURRENT_L 0x5d
#define AXP192_ADC_INTERNAL_TEMP_H 0x5e
#define AXP192_ADC_INTERNAL_TEMP_L 0x5f
#define AXP192_ADC_BATT_VOLTAGE_H 0x78
#define AXP192_ADC_BATT_VOLTAGE_L 0x79
#define AXP192_ADC_BATT_POWER_H 0x70
#define AXP192_ADC_BATT_POWER_M 0x71
#define AXP192_ADC_BATT_POWER_L 0x72
#define AXP192_ADC_BATT_CHARGE_CURRENT_H 0x7a
#define AXP192_ADC_BATT_CHARGE_CURRENT_L 0x7b
#define AXP192_ADC_BATT_DISCHARGE_CURRENT_H 0x7c
#define AXP192_ADC_BATT_DISCHARGE_CURRENT_L 0x7d
#define AXP192_ADC_APS_VOLTAGE_H 0x7e
#define AXP192_ADC_APS_VOLTAGE_L 0x7f
#define AXP192_ADC_ENABLE_1 0x82
#define AXP192_ADC_ENABLE_1_BATT_VOL 0b10000000
#define AXP192_ADC_ENABLE_1_BATT_CUR 0b01000000
#define AXP192_ADC_ENABLE_1_ACIN_VOL 0b00100000
#define AXP192_ADC_ENABLE_1_ACIN_CUR 0b00010000
#define AXP192_ADC_ENABLE_1_VBUS_VOL 0b00001000
#define AXP192_ADC_ENABLE_1_VBUS_CUR 0b00000100
#define AXP192_ADC_ENABLE_1_APS_VOL 0b00000010
#define AXP192_ADC_ENABLE_1_TS_PIN 0b00000001
#define AXP192_ADC_ENABLE_2 0x83
#define AXP192_ADC_ENABLE_2_TEMP_MON 0b10000000
#define AXP192_ADC_ENABLE_2_GPIO0 0b00001000
#define AXP192_ADC_ENABLE_2_GPIO1 0b00000100
#define AXP192_ADC_ENABLE_2_GPIO2 0b00000010
#define AXP192_ADC_ENABLE_2_GPIO3 0b00000001
#define AXP192_ADC_TS 0x84
#define AXP192_ADC_TS_SAMPLE_200HZ 0b11000000
#define AXP192_ADC_TS_SAMPLE_100HZ 0b10000000
#define AXP192_ADC_TS_SAMPLE_50HZ 0b01000000
#define AXP192_ADC_TS_SAMPLE_25HZ 0b00000000
#define AXP192_ADC_TS_SAMPLE_MASK 0b11000000
#define AXP192_ADC_TS_OUT_CUR_80uA 0b00110000
#define AXP192_ADC_TS_OUT_CUR_60uA 0b00100000
#define AXP192_ADC_TS_OUT_CUR_40uA 0b00010000
#define AXP192_ADC_TS_OUT_CUR_20uA 0b00000000
#define AXP192_ADC_TS_OUT_CUR_MASK 0b00110000
#define AXP192_ADC_TS_PIN_TEMP_MON 0b00000000
#define AXP192_ADC_TS_PIN_EXTERN_ADC 0b00000100
#define AXP192_ADC_TS_PIN_OUT_ALWAYS 0b00000011
#define AXP192_ADC_TS_PIN_OUT_SAVE_ENG 0b00000010
#define AXP192_ADC_TS_PIN_OUT_CHG 0b00000001
#define AXP192_ADC_TS_PIN_OUT_DIS 0b00000000
#define AXP192_ADC_TS_PIN_OUT_MASK 0b00000011
#define AXP192_GPIO0_FUNCTION 0x90
#define AXP192_GPIO0_FUNCTION_FLOATING 0b00000111
#define AXP192_GPIO0_FUNCTION_LOW_OUTPUT 0b00000101
#define AXP192_GPIO0_FUNCTION_ADC_INPUT 0b00000100
#define AXP192_GPIO0_FUNCTION_LDO_OUTPUT 0b00000010
#define AXP192_GPIO0_FUNCTION_GENERAL_INPUT 0b00000001
#define AXP192_GPIO0_FUNCTION_OPEN_DRAIN_OUTPUT 0b00000000
#define AXP192_GPIO0_LDO_VOLTAGE 0x91
#define AXP192_GPIO0_LDO_VOLTAGE_3_3V 0b11110000
#define AXP192_GPIO0_LDO_VOLTAGE_2_8V 0b10100000
#define AXP192_GPIO0_LDO_VOLTAGE_1_8V 0b00000000
#define AXP192_GPIO1_FUNCTION 0x92
#define AXP192_GPIO1_FUNCTION_FLOATING 0b00000111
#define AXP192_GPIO1_FUNCTION_LOW_OUTPUT 0b00000101
#define AXP192_GPIO1_FUNCTION_ADC_INPUT 0b00000100
#define AXP192_GPIO1_FUNCTION_PWM1_OUTPUT 0b00000010
#define AXP192_GPIO1_FUNCTION_GENERAL_INPUT 0b00000001
#define AXP192_GPIO1_FUNCTION_OPEN_DRAIN_OUTPUT 0b00000000
#define AXP192_GPIO2_FUNCTION 0x93
#define AXP192_GPIO2_FUNCTION_FLOATING 0b00000111
#define AXP192_GPIO2_FUNCTION_LOW_OUTPUT 0b00000101
#define AXP192_GPIO2_FUNCTION_ADC_INPUT 0b00000100
#define AXP192_GPIO1_FUNCTION_PWM2_OUTPUT 0b00000010
#define AXP192_GPIO2_FUNCTION_GENERAL_INPUT 0b00000001
#define AXP192_GPIO2_FUNCTION_OPEN_DRAIN_OUTPUT 0b00000000
#define AXP192_PWM1_DUTY_RATIO 0x9A
#endif

162
ports/espressif/boards/m5stack_stick_c/board.c
View File

@ -29,12 +29,15 @@
#include "shared-bindings/busio/SPI.h"
#include "shared-bindings/busio/I2C.h"
#include "shared-bindings/displayio/FourWire.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-module/displayio/__init__.h"
#include "shared-module/displayio/mipi_constants.h"
#include "shared-bindings/board/__init__.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "components/driver/include/driver/gpio.h"
#include "components/hal/include/hal/gpio_hal.h"
#include "common-hal/microcontroller/Pin.h"
#include "axp192.h"
#include "../../pmic/axp192/axp192.h"
// display init sequence according to adafruit_st7735r.py library
uint8_t display_init_sequence[] = {
@ -59,12 +62,13 @@ uint8_t display_init_sequence[] = {
0x29,0x80,0x64 // _DISPON
};
static bool pmic_init(void) {
static bool pmic_init(busio_i2c_obj_t *i2c) {
int rc;
// uint8_t read_buf[1];
uint8_t write_buf[2];
busio_i2c_obj_t *internal_i2c = common_hal_board_create_i2c(0);
if (!pmic_common_init(i2c)) {
return false;
}
// Reg: 30h
// The VBUS-IPSOUT path can be selected to be opened regardless of the status of N_VBUSEN
@ -72,16 +76,7 @@ static bool pmic_init(void) {
// VBUS current limit control disabled
write_buf[0] = AXP192_VBUS_IPSOUT;
write_buf[1] = AXP192_VBUS_IPSOUT_IGNORE_VBUSEN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 31h
// VOFF Shutdown voltage setting ( 3.0V )
write_buf[0] = AXP192_POWER_OFF_VOLTAGE;
write_buf[1] = AXP192_POWER_OFF_VOLTAGE_3_0V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -95,88 +90,7 @@ static bool pmic_init(void) {
write_buf[1] = AXP192_CHARGING_CTRL1_ENABLE |
AXP192_CHARGING_CTRL1_VOLTAGE_4_20V |
AXP192_CHARGING_CTRL1_CURRENT_100mA;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 35h
// Enable RTC battery charge: 3.0V, 200uA
write_buf[0] = AXP192_BACKUP_BATT;
write_buf[1] = AXP192_BACKUP_BATT_CHARGING_ENABLE |
AXP192_BACKUP_BATT_CHARGING_VOLTAGE_3_0V |
AXP192_BACKUP_BATT_CHARGING_CURRENT_200uA;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 36h
// Power on: Short press 128ms
// Power off: Long press 1s
// Power OK delay 64ms
// Power off delay 4s
write_buf[0] = AXP192_PEK;
write_buf[1] = AXP192_PEK_SHORT_PRESS_128mS |
AXP192_PEK_LONG_PRESS_1_0S |
AXP192_PEK_LONG_PRESS_POWER_OFF |
AXP192_PEK_PWROK_DELAY_64mS |
AXP192_PEK_POWER_OFF_TIME_4S;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Ah
// APS Low battery warning level 1: 3.695V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_1;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_695V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Bh
// APS Low battery warning level 2: 3.600V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_2;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_600V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 82h
// ADC all on
write_buf[0] = AXP192_ADC_ENABLE_1;
write_buf[1] = AXP192_ADC_ENABLE_1_BATT_VOL |
AXP192_ADC_ENABLE_1_BATT_CUR |
AXP192_ADC_ENABLE_1_ACIN_VOL |
AXP192_ADC_ENABLE_1_ACIN_CUR |
AXP192_ADC_ENABLE_1_VBUS_VOL |
AXP192_ADC_ENABLE_1_VBUS_CUR |
AXP192_ADC_ENABLE_1_APS_VOL |
AXP192_ADC_ENABLE_1_TS_PIN;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 83h
// ADC temperature on
write_buf[0] = AXP192_ADC_ENABLE_2;
write_buf[1] = AXP192_ADC_ENABLE_2_TEMP_MON;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 84h
// ADC 25Hz
write_buf[0] = AXP192_ADC_TS;
write_buf[1] = AXP192_ADC_TS_SAMPLE_25HZ |
AXP192_ADC_TS_OUT_CUR_80uA |
AXP192_ADC_TS_PIN_OUT_SAVE_ENG;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -185,7 +99,7 @@ static bool pmic_init(void) {
// GPIO0(LDOio0) floating
write_buf[0] = AXP192_GPIO0_FUNCTION;
write_buf[1] = AXP192_GPIO0_FUNCTION_FLOATING;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -194,7 +108,7 @@ static bool pmic_init(void) {
// GPIO0(LDOio0) 2.8V
write_buf[0] = AXP192_GPIO0_LDO_VOLTAGE;
write_buf[1] = AXP192_GPIO0_LDO_VOLTAGE_2_8V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -205,7 +119,7 @@ static bool pmic_init(void) {
write_buf[0] = AXP192_LDO23_OUT_VOLTAGE;
write_buf[1] = AXP192_LDO23_OUT_VOLTAGE_LDO2_2_8V |
AXP192_LDO23_OUT_VOLTAGE_LDO3_3_0V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -217,7 +131,7 @@ static bool pmic_init(void) {
AXP192_DCDC13_LDO23_CTRL_LDO3 |
AXP192_DCDC13_LDO23_CTRL_LDO2 |
AXP192_DCDC13_LDO23_CTRL_DCDC1;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
@ -226,56 +140,24 @@ static bool pmic_init(void) {
// DCDC1 (ESP32 VDD): 3.350V
write_buf[0] = AXP192_DCDC1_OUT_VOLTAGE;
write_buf[1] = AXP192_DCDC1_OUT_VOLTAGE_3_350V;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 40h
// IRQ enable control register 1
write_buf[0] = AXP192_IRQ_1_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
if (!pmic_disable_all_irq(i2c)) {
return false;
}
// Reg: 41h
// IRQ enable control register 2
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
if (!pmic_clear_all_irq(i2c)) {
return false;
}
// Reg: 42h
// IRQ enable control register 3
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_3_PEK_SHORT_PRESS |
AXP192_IRQ_3_PEK_LONG_PRESS;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
if (!pmic_enable_power_key_press_irq(i2c)) {
return false;
}
// Reg: 43h
// IRQ enable control register 4
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_4_LOW_VOLTAGE_WARNING;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 44h
// IRQ enable control register 5
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(internal_i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
if (!pmic_enable_low_battery_irq(i2c)) {
return false;
}
@ -339,7 +221,9 @@ static bool display_init(void) {
}
void board_init(void) {
if (!pmic_init()) {
busio_i2c_obj_t *internal_i2c = common_hal_board_create_i2c(0);
if (!pmic_init(internal_i2c)) {
mp_printf(&mp_plat_print, "could not initialize axp192 pmic\n");
return;
}

2
ports/espressif/boards/m5stack_stick_c/mpconfigboard.mk
View File

@ -7,3 +7,5 @@ CIRCUITPY_ESP_FLASH_MODE = qio
CIRCUITPY_ESP_FLASH_FREQ = 80m
CIRCUITPY_ESP_FLASH_SIZE = 4MB
CIRCUITPY_ESPCAMERA = 0
SRC_C += pmic/axp192/axp192.c

255
ports/espressif/pmic/axp192/axp192.c Normal file
View File

@ -0,0 +1,255 @@
#include "axp192.h"
bool pmic_common_init(busio_i2c_obj_t *i2c) {
int rc;
uint8_t write_buf[2];
// Reg: 31h
// VOFF Shutdown voltage setting ( 3.0V )
write_buf[0] = AXP192_POWER_OFF_VOLTAGE;
write_buf[1] = AXP192_POWER_OFF_VOLTAGE_3_0V;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 32h
// Enable battery monitoring
// N_OE shout down delay 2 seconds
write_buf[0] = AXP192_POWER_OFF_BATT_CHGLED_CTRL;
write_buf[1] = AXP192_POWER_OFF_BATT_CHGLED_CTRL_BATT_MONITOR_ON |
AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_2_0S;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 35h
// Enable RTC battery charge: 3.0V, 200uA
write_buf[0] = AXP192_BACKUP_BATT;
write_buf[1] = AXP192_BACKUP_BATT_CHARGING_ENABLE |
AXP192_BACKUP_BATT_CHARGING_VOLTAGE_3_0V |
AXP192_BACKUP_BATT_CHARGING_CURRENT_200uA;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 36h
// Power on: Short press 128ms
// Power off: Long press 1s
// Power OK delay 64ms
// Power off delay 4s
write_buf[0] = AXP192_PEK;
write_buf[1] = AXP192_PEK_SHORT_PRESS_128mS |
AXP192_PEK_LONG_PRESS_1_0S |
AXP192_PEK_LONG_PRESS_POWER_OFF |
AXP192_PEK_PWROK_DELAY_64mS |
AXP192_PEK_POWER_OFF_TIME_4S;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Ah
// APS Low battery warning level 1: 3.695V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_1;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_695V;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 3Bh
// APS Low battery warning level 2: 3.600V
write_buf[0] = AXP192_APS_LOW_BATT_LEVEL_2;
write_buf[1] = AXP192_APS_LOW_BATT_VOLTAGE_3_600V;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 82h
// ADC all on
write_buf[0] = AXP192_ADC_ENABLE_1;
write_buf[1] = AXP192_ADC_ENABLE_1_BATT_VOL |
AXP192_ADC_ENABLE_1_BATT_CUR |
AXP192_ADC_ENABLE_1_ACIN_VOL |
AXP192_ADC_ENABLE_1_ACIN_CUR |
AXP192_ADC_ENABLE_1_VBUS_VOL |
AXP192_ADC_ENABLE_1_VBUS_CUR |
AXP192_ADC_ENABLE_1_APS_VOL |
AXP192_ADC_ENABLE_1_TS_PIN;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 83h
// ADC temperature on
write_buf[0] = AXP192_ADC_ENABLE_2;
write_buf[1] = AXP192_ADC_ENABLE_2_TEMP_MON;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 84h
// ADC 25Hz
write_buf[0] = AXP192_ADC_TS;
write_buf[1] = AXP192_ADC_TS_SAMPLE_25HZ |
AXP192_ADC_TS_OUT_CUR_80uA |
AXP192_ADC_TS_PIN_TEMP_MON |
AXP192_ADC_TS_PIN_OUT_SAVE_ENG;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
bool pmic_disable_all_irq(busio_i2c_obj_t *i2c) {
int rc;
uint8_t write_buf[2];
// Reg: 40h
// IRQ enable control register 1
write_buf[0] = AXP192_IRQ_1_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 41h
// IRQ enable control register 2
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 42h
// IRQ enable control register 3
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_3_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 43h
// IRQ enable control register 4
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_4_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 4Ah
// IRQ enable control register 5
write_buf[0] = AXP192_IRQ_5_ENABLE;
write_buf[1] = AXP192_IRQ_X_DISABLE_ALL;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
bool pmic_clear_all_irq(busio_i2c_obj_t *i2c) {
int rc;
uint8_t write_buf[2];
// Reg: 44h
// IRQ enable control register 1
write_buf[0] = AXP192_IRQ_1_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 45h
// IRQ enable control register 2
write_buf[0] = AXP192_IRQ_2_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 46h
// IRQ enable control register 3
write_buf[0] = AXP192_IRQ_3_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 47h
// IRQ enable control register 4
write_buf[0] = AXP192_IRQ_4_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
// Reg: 4Ah
// IRQ enable control register 5
write_buf[0] = AXP192_IRQ_5_STATUS;
write_buf[1] = AXP192_IRQ_X_CLEAR_STATUS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
bool pmic_enable_power_key_press_irq(busio_i2c_obj_t *i2c) {
int rc;
uint8_t read_buf[1];
uint8_t write_buf[2];
// Reg: 42h
// IRQ enable control register 3
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
if (rc != 0) {
return false;
}
write_buf[1] = read_buf[0] | AXP192_IRQ_3_PEK_SHORT_PRESS | AXP192_IRQ_3_PEK_LONG_PRESS;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}
bool pmic_enable_low_battery_irq(busio_i2c_obj_t *i2c) {
int rc;
uint8_t write_buf[2];
// Reg: 43h
// IRQ enable control register 4
// Enable power on key short and long press interrupt
write_buf[0] = AXP192_IRQ_2_ENABLE;
write_buf[1] = AXP192_IRQ_4_LOW_VOLTAGE_WARNING;
rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
if (rc != 0) {
return false;
}
return true;
}

8
ports/espressif/boards/m5stack_core2/axp192.h → ports/espressif/pmic/axp192/axp192.h
View File

@ -28,6 +28,8 @@
#ifndef MICROPY_AXP192_H
#define MICROPY_AXP192_H
#include "shared-bindings/busio/I2C.h"
#define AXP192_I2C_ADDRESS 0x34
#define AXP192_INPUT_POWER_STATE 0x00
@ -283,4 +285,10 @@
#define AXP192_PWM1_DUTY_RATIO_Y1 0x99
#define AXP192_PWM1_DUTY_RATIO_Y2 0x9A
bool pmic_common_init(busio_i2c_obj_t *i2c);
bool pmic_disable_all_irq(busio_i2c_obj_t *i2c);
bool pmic_clear_all_irq(busio_i2c_obj_t *i2c);
bool pmic_enable_power_key_press_irq(busio_i2c_obj_t *i2c);
bool pmic_enable_low_battery_irq(busio_i2c_obj_t *i2c);
#endif