Dan Halbert
GitHub
commit
5014ddb43c
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@ -0,0 +1,399 @@
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/*
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2023 CDarius
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "supervisor/board.h"
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#include "mpconfigboard.h"
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#include "shared-bindings/busio/SPI.h"
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#include "shared-bindings/busio/I2C.h"
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#include "shared-bindings/displayio/FourWire.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "shared-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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#include "shared-bindings/board/__init__.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "components/driver/include/driver/gpio.h"
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#include "components/hal/include/hal/gpio_hal.h"
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#include "common-hal/microcontroller/Pin.h"
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#include "../../pmic/axp192/axp192.h"
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displayio_fourwire_obj_t board_display_obj;
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#define DELAY 0x80
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#define PMIC_POWER_SOURCE_USB 0
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#define PMIC_POWER_SOURCE_M_BUS 1
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// display init sequence according to M5Gfx
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uint8_t display_init_sequence[] = {
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0x01,DELAY,0x80, // Software reset then delay 0x80 (128ms)
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0xC8,0x03,0xFF,0x93,0x42, // Turn on the external command
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0xC0,0x02,0x12, 0x12, // Power Control 1
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0xC1,0x01,0x03, // Power Control 2
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0xC5,0x01,0xF2, // VCOM Control 1
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0xB0,0x01,0xE0, // RGB Interface SYNC Mode
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0xF6,0x03,0x01, 0x00, 0x00, // Interface control
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0XE0,0x0F,0x00,0x0C,0x11,0x04,0x11,0x08,0x37,0x89,0x4C,0x06,0x0C,0x0A,0x2E,0x34,0x0F, // Positive Gamma Correction
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0xE1,0x0F,0x00,0x0B,0x11,0x05,0x13,0x09,0x33,0x67,0x48,0x07,0x0E,0x0B,0x2E,0x33,0x0F, // Negative Gamma Correction
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0xB6,0x04,0x08,0x82,0x1D,0x04, // Display Function Control
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0x3A,0x01,0x55, // COLMOD: Pixel Format Set 16 bit
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0x21,0x00, // Display inversion ON
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0x36,0x01,0x08, // Memory Access Control: RGB order
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0x11,DELAY,0x78, // Exit Sleep then delay 0x78 (120ms)
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0x29,DELAY,0x78, // Display on then delay 0x78 (120ms)
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};
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static bool pmic_set_power_source(uint8_t source, busio_i2c_obj_t *i2c) {
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int rc;
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uint8_t read_buf[1];
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uint8_t write_buf[2];
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switch (source)
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{
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case PMIC_POWER_SOURCE_USB:
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// Set GPIO to 3.3V (when LDO OUTPUT mode is active)
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write_buf[0] = AXP192_GPIO0_LDO_VOLTAGE;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_LDO_VOLTAGE_MASK) | AXP192_GPIO0_LDO_VOLTAGE_3_3V;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Set GPIO0 to LDO_OUTPUT to set N_VBUSEN high
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// When N_VBUSEN is high IPSOUT do not select VBUS as source (BUS_5V)
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write_buf[0] = AXP192_GPIO0_FUNCTION;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_FUNCTION_MASK) | AXP192_GPIO0_FUNCTION_LDO_OUTPUT;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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#if M5STACK_CORE2_5V_OUTPUT_ENABLE_DEFAULT
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// Set EXTENT output high to enable 5V power boost
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write_buf[0] = AXP192_DCDC13_LDO23_CTRL;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = read_buf[0] | AXP192_DCDC13_LDO23_CTRL_EXTEN;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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#endif
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// Enable VBUS-IPSOUT when N_VBUSEN is high
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write_buf[0] = AXP192_VBUS_IPSOUT;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = read_buf[0] & ~AXP192_VBUS_IPSOUT_IGNORE_VBUSEN;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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return true;
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case PMIC_POWER_SOURCE_M_BUS:
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// Enable VBUS-IPSOUT regardless of f N_VBUSEN
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write_buf[0] = AXP192_VBUS_IPSOUT;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = read_buf[0] | AXP192_VBUS_IPSOUT_IGNORE_VBUSEN;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Set EXTENT output low to disable 5V power boost
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write_buf[0] = AXP192_DCDC13_LDO23_CTRL;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = read_buf[0] & ~AXP192_DCDC13_LDO23_CTRL_EXTEN;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Set GPIO0 to float and the pull down resistor set N_VBUSEN low
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// When N_VBUSEN is low IPSOUT select VBUS as source (BUS_5V)
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write_buf[0] = AXP192_GPIO0_FUNCTION;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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write_buf[1] = (read_buf[0] & ~AXP192_GPIO0_FUNCTION_MASK) | AXP192_GPIO0_FUNCTION_FLOATING;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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return true;
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default:
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return false;
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}
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}
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static bool pmic_init(busio_i2c_obj_t *i2c) {
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int rc;
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uint8_t read_buf[1];
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uint8_t write_buf[2];
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if (!pmic_common_init(i2c)) {
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return false;
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}
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// Reg: 30h
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// The VBUS-IPSOUT path can be selected to be opened regardless of the status of N_VBUSEN
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// VBUS VHOLD pressure limit control disabled
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// VBUS current limit control enabled
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write_buf[0] = AXP192_VBUS_IPSOUT;
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write_buf[1] = AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT |
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AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_500mA;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 33h
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// Charge function enable control bit, including internal and external channels
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// Charging target voltage: 4.2V
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// Charging end current: End charging when charging current is less than 10% setting
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// Internal path charging current: 100mA
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write_buf[0] = AXP192_CHARGING_CTRL1;
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write_buf[1] = AXP192_CHARGING_CTRL1_ENABLE |
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AXP192_CHARGING_CTRL1_VOLTAGE_4_20V |
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AXP192_CHARGING_CTRL1_CHARGING_THRESH_10PERC |
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AXP192_CHARGING_CTRL1_CURRENT_360mA;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 98h
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// PWM1 frequency
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write_buf[0] = AXP192_PWM1_OUTPUT_FREQUECY;
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write_buf[1] = 0x00;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 99h
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// PWM1 duty cycle Y1
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write_buf[0] = AXP192_PWM1_DUTY_RATIO_Y1;
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write_buf[1] = 0xFF;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 9Ah
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// PWM1 duty cycle Y2
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write_buf[0] = AXP192_PWM1_DUTY_RATIO_Y2;
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write_buf[1] = 0xFF;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 93h
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// Speaker off (GPIO2 output low)
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write_buf[0] = AXP192_GPIO2_FUNCTION;
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write_buf[1] = AXP192_GPIO2_FUNCTION_LOW_OUTPUT;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 28h
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// LDO2 (SD + TFT Logic): 3.3V
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// LDO3 (Vibration motore): Set to minimum voltage 1.8V
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write_buf[0] = AXP192_LDO23_OUT_VOLTAGE;
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write_buf[1] = AXP192_LDO23_OUT_VOLTAGE_LDO2_3_3V |
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AXP192_LDO23_OUT_VOLTAGE_LDO3_1_8V;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 26h
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// DCDC1 (ESP32 VDD): 3.350V
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write_buf[0] = AXP192_DCDC1_OUT_VOLTAGE;
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write_buf[1] = AXP192_DCDC1_OUT_VOLTAGE_3_350V;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 27h
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// DCDC3 (TFT backlight): 3.0V
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write_buf[0] = AXP192_DCDC3_OUT_VOLTAGE;
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write_buf[1] = AXP192_DCDC3_OUT_VOLTAGE_3_0V;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 12h
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// Enable:
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// DCDC1 ESP32 VDD, touch screen and 3.3V on M-Bus
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// DCDC3 LCD backlight
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// LDO2 LCD logic and SD card
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write_buf[0] = AXP192_DCDC13_LDO23_CTRL;
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write_buf[1] = AXP192_DCDC13_LDO23_CTRL_LDO2 |
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AXP192_DCDC13_LDO23_CTRL_DCDC3 |
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AXP192_DCDC13_LDO23_CTRL_DCDC1;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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// Reg: 92h
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// Set GPIO1 Sys green LED output as PWM
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// PWM duty cycle is set to 100% therefore sys led is off
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write_buf[0] = AXP192_GPIO1_FUNCTION;
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write_buf[1] = AXP192_GPIO1_FUNCTION_PWM1_OUTPUT;
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rc = common_hal_busio_i2c_write(i2c, AXP192_I2C_ADDRESS, write_buf, sizeof(write_buf));
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if (rc != 0) {
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return false;
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}
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/*
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* Select power source:
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* If there is voltage on VBUS means that BUS_5V is powered from M-BUS
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* and it can use VBUS as power source. If no voltage is present on VBUS
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* disable VBUS and rely on ACIN (USB_5V) as power source.
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*/
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write_buf[0] = AXP192_INPUT_POWER_STATE;
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rc = common_hal_busio_i2c_write_read(i2c, AXP192_I2C_ADDRESS, write_buf, 1, read_buf, sizeof(read_buf));
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if (rc != 0) {
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return false;
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}
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uint8_t powersource = (read_buf[0] & AXP192_INPUT_POWER_STATE_VBUS_AVAILABLE) ?
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PMIC_POWER_SOURCE_M_BUS : PMIC_POWER_SOURCE_USB;
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if (!pmic_set_power_source(powersource, i2c)) {
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return false;
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}
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if (!pmic_disable_all_irq(i2c)) {
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return false;
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}
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if (!pmic_clear_all_irq(i2c)) {
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return false;
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}
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if (!pmic_enable_power_key_press_irq(i2c)) {
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return false;
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}
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if (!pmic_enable_low_battery_irq(i2c)) {
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return false;
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}
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return true;
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}
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static bool display_init(void) {
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busio_spi_obj_t *spi = common_hal_board_create_spi(0);
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displayio_fourwire_obj_t *bus = &displays[0].fourwire_bus;
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bus->base.type = &displayio_fourwire_type;
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common_hal_displayio_fourwire_construct(
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bus,
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spi,
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&pin_GPIO15, // DC
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&pin_GPIO5, // CS
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NULL, // RST
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32000000, // baudrate
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0, // polarity
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0 // phase
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);
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displayio_display_obj_t *display = &displays[0].display;
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display->base.type = &displayio_display_type;
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common_hal_displayio_display_construct(
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display,
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bus,
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320, // width (after rotation)
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240, // height (after rotation)
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0, // column start
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0, // row start
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0, // rotation
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16, // color depth
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false, // grayscale
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false, // pixels in a byte share a row. Only valid for depths < 8
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1, // bytes per cell. Only valid for depths < 8
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false, // reverse_pixels_in_byte. Only valid for depths < 8
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true, // reverse_pixels_in_word
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MIPI_COMMAND_SET_COLUMN_ADDRESS, // set column command
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MIPI_COMMAND_SET_PAGE_ADDRESS, // set row command
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MIPI_COMMAND_WRITE_MEMORY_START, // write memory command
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display_init_sequence,
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sizeof(display_init_sequence),
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NULL, // backlight pin
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NO_BRIGHTNESS_COMMAND,
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1.0f, // brightness
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false, // single_byte_bounds
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false, // data_as_commands
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true, // auto_refresh
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61, // native_frames_per_second
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true, // backlight_on_high
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false, // SH1107_addressing
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50000 // backlight pwm frequency
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);
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return true;
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}
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void board_init(void) {
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busio_i2c_obj_t *internal_i2c = common_hal_board_create_i2c(0);
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||||
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||||
if (!pmic_init(internal_i2c)) {
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mp_printf(&mp_plat_print, "could not initialize axp192 pmic\n");
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return;
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}
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|
||||
if (!display_init()) {
|
||||
mp_printf(&mp_plat_print, "could not initialize the display");
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,44 @@
|
|||
/*
|
||||
* This file is part of the MicroPython project, http://micropython.org/
|
||||
*
|
||||
* The MIT License (MIT)
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
// Micropython setup
|
||||
|
||||
#define MICROPY_HW_BOARD_NAME "M5Stack Core2"
|
||||
#define MICROPY_HW_MCU_NAME "ESP32"
|
||||
|
||||
#define CIRCUITPY_BOARD_I2C (2)
|
||||
#define CIRCUITPY_BOARD_I2C_PIN {{.scl = &pin_GPIO22, .sda = &pin_GPIO21}, \
|
||||
{.scl = &pin_GPIO33, .sda = &pin_GPIO32}}
|
||||
|
||||
#define CIRCUITPY_BOARD_SPI (1)
|
||||
#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO18, .mosi = &pin_GPIO23, .miso = &pin_GPIO38}}
|
||||
|
||||
#define CIRCUITPY_BOARD_UART (1)
|
||||
#define CIRCUITPY_BOARD_UART_PIN {{.tx = &pin_GPIO14, .rx = &pin_GPIO13}}
|
||||
|
||||
// UART pins attached to the USB-serial converter chip
|
||||
#define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
|
||||
#define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)
|
||||
|
|
@ -0,0 +1,20 @@
|
|||
CIRCUITPY_CREATOR_ID = 0x10151015
|
||||
CIRCUITPY_CREATION_ID = 0x00320008
|
||||
|
||||
IDF_TARGET = esp32
|
||||
|
||||
CIRCUITPY_ESP_FLASH_MODE = qio
|
||||
CIRCUITPY_ESP_FLASH_FREQ = 80m
|
||||
CIRCUITPY_ESP_FLASH_SIZE = 16MB
|
||||
|
||||
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
|
||||
FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_FakeRequests
|
||||
FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_Requests
|
||||
|
|
@ -0,0 +1,95 @@
|
|||
#include "shared-bindings/board/__init__.h"
|
||||
#include "shared-module/displayio/__init__.h"
|
||||
|
||||
CIRCUITPY_BOARD_BUS_SINGLETON(porta_i2c, i2c, 1)
|
||||
|
||||
STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
|
||||
CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
|
||||
|
||||
// External pins are in silkscreen order, from top to bottom, left side, then right side
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_GPIO23) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D23), MP_ROM_PTR(&pin_GPIO23) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_GPIO38) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D38), MP_ROM_PTR(&pin_GPIO38) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_GPIO18) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D18), MP_ROM_PTR(&pin_GPIO18) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_GPIO3) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTC_RX), MP_ROM_PTR(&pin_GPIO13) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_RX2), MP_ROM_PTR(&pin_GPIO13) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_GPIO13) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO21) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D21), MP_ROM_PTR(&pin_GPIO21) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTA_SDA), MP_ROM_PTR(&pin_GPIO32) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D32), MP_ROM_PTR(&pin_GPIO32) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_D27), MP_ROM_PTR(&pin_GPIO27) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_A27), MP_ROM_PTR(&pin_GPIO27) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2S_SDO), MP_ROM_PTR(&pin_GPIO2) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_GPIO2) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_A35), MP_ROM_PTR(&pin_GPIO35) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D35), MP_ROM_PTR(&pin_GPIO35) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTB_IN), MP_ROM_PTR(&pin_GPIO36) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_A36), MP_ROM_PTR(&pin_GPIO36) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D36), MP_ROM_PTR(&pin_GPIO36) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_A25), MP_ROM_PTR(&pin_GPIO25) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D25), MP_ROM_PTR(&pin_GPIO25) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTB_OUT), MP_ROM_PTR(&pin_GPIO26) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_A26), MP_ROM_PTR(&pin_GPIO26) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D26), MP_ROM_PTR(&pin_GPIO26) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_GPIO1) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTC_TX), MP_ROM_PTR(&pin_GPIO14) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_TX2), MP_ROM_PTR(&pin_GPIO14) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D14), MP_ROM_PTR(&pin_GPIO14) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO22) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D22), MP_ROM_PTR(&pin_GPIO22) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTA_SCL), MP_ROM_PTR(&pin_GPIO33) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D33), MP_ROM_PTR(&pin_GPIO33) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_D19), MP_ROM_PTR(&pin_GPIO19) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2S_LRC), MP_ROM_PTR(&pin_GPIO0) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2S_PDM_MIC_CLOCK), MP_ROM_PTR(&pin_GPIO0) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_GPIO0) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2S_PDM_MIC_DATA), MP_ROM_PTR(&pin_GPIO34) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_D34), MP_ROM_PTR(&pin_GPIO34) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_A34), MP_ROM_PTR(&pin_GPIO34) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2S_SCK), MP_ROM_PTR(&pin_GPIO12) },
|
||||
|
||||
// tft
|
||||
{ MP_ROM_QSTR(MP_QSTR_TFT_CS), MP_ROM_PTR(&pin_GPIO5) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_TFT_DC), MP_ROM_PTR(&pin_GPIO15) },
|
||||
// { MP_ROM_QSTR(MP_QSTR_TFT_RESET), MP_ROM_PTR(&pin_GPIO33) }, AXP_IO4
|
||||
// { MP_ROM_QSTR(MP_QSTR_TFT_BACKLIGHT), MP_ROM_PTR(&pin_GPIO32) }, AXP_DC3
|
||||
|
||||
// sd card
|
||||
{ MP_ROM_QSTR(MP_QSTR_SD_CS),MP_ROM_PTR(&pin_GPIO4) },
|
||||
|
||||
// touch screen
|
||||
{ MP_ROM_QSTR(MP_QSTR_TOUCH_INT),MP_ROM_PTR(&pin_GPIO39) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_PORTA_I2C), MP_ROM_PTR(&board_porta_i2c_obj) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
|
||||
{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
|
||||
|
||||
{ MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)}
|
||||
};
|
||||
MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
|
||||
|
|
@ -0,0 +1,34 @@
|
|||
CONFIG_ESP32_ECO3_CACHE_LOCK_FIX=y
|
||||
CONFIG_ESP32_SPIRAM_SUPPORT=y
|
||||
CONFIG_ESP32_REV_MIN_3=y
|
||||
|
||||
#
|
||||
# LWIP
|
||||
#
|
||||
CONFIG_LWIP_LOCAL_HOSTNAME="M5StaskCore2"
|
||||
# end of LWIP
|
||||
|
||||
#
|
||||
# SPI RAM config
|
||||
#
|
||||
# CONFIG_SPIRAM_TYPE_AUTO=y
|
||||
# CONFIG_SPIRAM_TYPE_ESPPSRAM16 is not set
|
||||
# CONFIG_SPIRAM_TYPE_ESPPSRAM32 is not set
|
||||
CONFIG_SPIRAM_TYPE_ESPPSRAM64=y
|
||||
CONFIG_SPIRAM_SIZE=8388608
|
||||
# end of SPI RAM config
|
||||
|
||||
# CONFIG_SPIRAM_FETCH_INSTRUCTIONS is not set
|
||||
# CONFIG_SPIRAM_RODATA is not set
|
||||
CONFIG_SPIRAM_SPEED_80M=y
|
||||
# CONFIG_SPIRAM_SPEED_40M is not set
|
||||
# CONFIG_SPIRAM_SPEED_26M is not set
|
||||
# CONFIG_SPIRAM_SPEED_20M is not set
|
||||
CONFIG_SPIRAM=y
|
||||
CONFIG_SPIRAM_BOOT_INIT=y
|
||||
# CONFIG_SPIRAM_IGNORE_NOTFOUND is not set
|
||||
CONFIG_SPIRAM_USE_MEMMAP=y
|
||||
# CONFIG_SPIRAM_USE_CAPS_ALLOC is not set
|
||||
# CONFIG_SPIRAM_USE_MALLOC is not set
|
||||
CONFIG_SPIRAM_MEMTEST=y
|
||||
# CONFIG_SPIRAM_ALLOW_BSS_SEG_EXTERNAL_MEMORY is not set
|
||||
|
|
@ -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;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -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
|
||||
|
|
|
|||
|
|
@ -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;
|
||||
}
|
||||
|
|
@ -28,33 +28,44 @@
|
|||
#ifndef MICROPY_AXP192_H
|
||||
#define MICROPY_AXP192_H
|
||||
|
||||
#include "shared-bindings/busio/I2C.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_INPUT_POWER_STATE 0x00
|
||||
#define AXP192_INPUT_POWER_STATE_ACIN_IS_PRESENT 0b10000000
|
||||
#define AXP192_INPUT_POWER_STATE_ACIN_AVAILABLE 0b01000000
|
||||
#define AXP192_INPUT_POWER_STATE_VBUS_IS_PRESENT 0b00100000
|
||||
#define AXP192_INPUT_POWER_STATE_VBUS_AVAILABLE 0b00010000
|
||||
#define AXP192_INPUT_POWER_STATE_VBUS_GREATER_VHOLD_BEFORE_USE 0b00001000
|
||||
#define AXP192_INPUT_POWER_STATE_BATT_CURRENT_DIR_IS_CHARGING 0b00000100
|
||||
#define AXP192_INPUT_POWER_STATE_ACIN_VBUS_PCB_SHORTED 0b00000010
|
||||
#define AXP192_INPUT_POWER_STATE_BOOT_SOURCE_ACIN_OR_VBUS 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
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||||
#define AXP192_DCDC13_LDO23_CTRL_DCDC2 0b00010000
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||||
#define AXP192_DCDC13_LDO23_CTRL_LDO3 0b00001000
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#define AXP192_DCDC13_LDO23_CTRL_LDO2 0b00000100
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||||
#define AXP192_DCDC13_LDO23_CTRL_DCDC3 0b00000010
|
||||
#define AXP192_DCDC13_LDO23_CTRL_DCDC1 0b00000001
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||||
|
||||
#define AXP192_DCDC2_OUT_VOLTAGE 0x25
|
||||
#define AXP192_DCDC2_OUT_VOLTAGE 0x23
|
||||
|
||||
#define AXP192_DCDC1_OUT_VOLTAGE 0x26
|
||||
#define AXP192_DCDC1_OUT_VOLTAGE_3_350V 0b01101010
|
||||
|
||||
#define AXP192_DCDC3_OUT_VOLTAGE 0x27
|
||||
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||||
#define AXP192_DCDC3_OUT_VOLTAGE_3_0V 0b01011100
|
||||
|
||||
#define AXP192_LDO23_OUT_VOLTAGE 0x28
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||||
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_3_3V 0b11110000
|
||||
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_3_0V 0b11000000
|
||||
#define AXP192_LDO23_OUT_VOLTAGE_LDO2_2_8V 0b10100000
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||||
#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_1_8V 0b00000000
|
||||
#define AXP192_LDO23_OUT_VOLTAGE_LDO3_MASK 0b00001111
|
||||
|
||||
#define AXP192_VBUS_IPSOUT 0x30
|
||||
|
|
@ -63,8 +74,8 @@
|
|||
#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_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_100mA 0b00000001
|
||||
#define AXP192_VBUS_IPSOUT_VBUS_LIMIT_CURRENT_500mA 0b00000000
|
||||
|
||||
#define AXP192_POWER_OFF_VOLTAGE 0x31
|
||||
#define AXP192_POWER_OFF_VOLTAGE_2_6V 0b0000
|
||||
|
|
@ -79,6 +90,11 @@
|
|||
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL 0x32
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_OFF 0b10000000
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_BATT_MONITOR_ON 0b01000000
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_3_0S 0b00000011
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_2_0S 0b00000010
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_1_0S 0b00000001
|
||||
#define AXP192_POWER_OFF_BATT_CHGLED_CTRL_N_OE_SHUTDOWN_DELAY_0_5S 0b00000000
|
||||
|
||||
#define AXP192_CHARGING_CTRL1 0x33
|
||||
#define AXP192_CHARGING_CTRL1_ENABLE 0b10000000
|
||||
|
|
@ -166,6 +182,8 @@
|
|||
#define AXP192_IRQ_4_STATUS 0x47
|
||||
#define AXP192_IRQ_5_STATUS 0x4d
|
||||
|
||||
#define AXP192_IRQ_X_CLEAR_STATUS 0b11111111
|
||||
|
||||
#define AXP192_ADC_ACIN_VOLTAGE_H 0x56
|
||||
#define AXP192_ADC_ACIN_VOLTAGE_L 0x57
|
||||
#define AXP192_ADC_ACIN_CURRENT_H 0x58
|
||||
|
|
@ -228,6 +246,7 @@
|
|||
#define AXP192_ADC_TS_PIN_OUT_MASK 0b00000011
|
||||
|
||||
#define AXP192_GPIO0_FUNCTION 0x90
|
||||
#define AXP192_GPIO0_FUNCTION_MASK 0b00000111
|
||||
#define AXP192_GPIO0_FUNCTION_FLOATING 0b00000111
|
||||
#define AXP192_GPIO0_FUNCTION_LOW_OUTPUT 0b00000101
|
||||
#define AXP192_GPIO0_FUNCTION_ADC_INPUT 0b00000100
|
||||
|
|
@ -236,6 +255,7 @@
|
|||
#define AXP192_GPIO0_FUNCTION_OPEN_DRAIN_OUTPUT 0b00000000
|
||||
|
||||
#define AXP192_GPIO0_LDO_VOLTAGE 0x91
|
||||
#define AXP192_GPIO0_LDO_VOLTAGE_MASK 0b11110000
|
||||
#define AXP192_GPIO0_LDO_VOLTAGE_3_3V 0b11110000
|
||||
#define AXP192_GPIO0_LDO_VOLTAGE_2_8V 0b10100000
|
||||
#define AXP192_GPIO0_LDO_VOLTAGE_1_8V 0b00000000
|
||||
|
|
@ -254,10 +274,18 @@
|
|||
#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_PWM2_OUTPUT 0b00000010
|
||||
#define AXP192_GPIO2_FUNCTION_GENERAL_INPUT 0b00000001
|
||||
#define AXP192_GPIO2_FUNCTION_OPEN_DRAIN_OUTPUT 0b00000000
|
||||
|
||||
#define AXP192_PWM1_DUTY_RATIO 0x9A
|
||||
#define AXP192_PWM1_OUTPUT_FREQUECY 0x98
|
||||
#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
|
||||
Loading…
Reference in New Issue