3214923425
- Change init sequence: I2C is now initialized before "power" init phase, to allow for I2C power control - I2c HAL: Added read/write support for registers - Added axp192 code from https://github.com/tuupola/axp192 to Core2 implementation - Fixes for Core2Power - Fix for root project CMakeLists.txt
74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
#include <driver/i2c.h>
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#include <driver/spi_master.h>
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#include <intr_types.h>
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#include "Log.h"
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#include "hal/Core2DisplayConstants.h"
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#include "axp192/axp192.h"
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#include "hal/i2c/I2c.h"
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#include "CoreDefines.h"
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#define TAG "core2"
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#define CORE2_SPI2_PIN_SCLK GPIO_NUM_18
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#define CORE2_SPI2_PIN_MOSI GPIO_NUM_23
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#define CORE2_SPI2_PIN_MISO GPIO_NUM_38
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axp192_t axpDevice;
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static int32_t axpI2cRead(TT_UNUSED void* handle, uint8_t address, uint8_t reg, uint8_t* buffer, uint16_t size) {
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return tt::hal::i2c::masterRead(I2C_NUM_0, address, reg, buffer, size, 50 / portTICK_PERIOD_MS);
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}
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static int32_t axpI2cWrite(TT_UNUSED void* handle, uint8_t address, uint8_t reg, const uint8_t* buffer, uint16_t size) {
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return tt::hal::i2c::masterWrite(I2C_NUM_0, address, reg, buffer, size, 50 / portTICK_PERIOD_MS);
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}
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static bool initSpi2() {
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TT_LOG_I(TAG, LOG_MESSAGE_SPI_INIT_START_FMT, SPI2_HOST);
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const spi_bus_config_t bus_config = {
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.mosi_io_num = CORE2_SPI2_PIN_MOSI,
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.miso_io_num = CORE2_SPI2_PIN_MISO,
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.sclk_io_num = CORE2_SPI2_PIN_SCLK,
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.data2_io_num = GPIO_NUM_NC,
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.data3_io_num = GPIO_NUM_NC,
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.data4_io_num = GPIO_NUM_NC,
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.data5_io_num = GPIO_NUM_NC,
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.data6_io_num = GPIO_NUM_NC,
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.data7_io_num = GPIO_NUM_NC,
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.max_transfer_sz = CORE2_LCD_DRAW_BUFFER_SIZE,
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.flags = 0,
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.isr_cpu_id = INTR_CPU_ID_AUTO,
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.intr_flags = 0
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};
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if (spi_bus_initialize(SPI2_HOST, &bus_config, SPI_DMA_CH_AUTO) != ESP_OK) {
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TT_LOG_E(TAG, LOG_MESSAGE_SPI_INIT_FAILED_FMT, SPI2_HOST);
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return false;
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}
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return true;
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}
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bool initAxp() {
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axpDevice.read = axpI2cRead;
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axpDevice.write = axpI2cWrite;
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axp192_ioctl(&axpDevice, AXP192_LDO2_SET_VOLTAGE, 3300); // LCD + SD
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axp192_ioctl(&axpDevice, AXP192_LDO3_SET_VOLTAGE, 0); // VIB_MOTOR STOP
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axp192_ioctl(&axpDevice, AXP192_DCDC3_SET_VOLTAGE, 3300);
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axp192_ioctl(&axpDevice, AXP192_LDO2_ENABLE);
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axp192_ioctl(&axpDevice, AXP192_LDO3_DISABLE);
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axp192_ioctl(&axpDevice, AXP192_DCDC3_ENABLE);
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axp192_write(&axpDevice, AXP192_PWM1_DUTY_CYCLE_2, 255); // PWM 255 (LED OFF)
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axp192_write(&axpDevice, AXP192_GPIO1_CONTROL, 0x02); // GPIO1 PWM
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// TODO: We could charge at 390mA according to the M5Unified code, but the AXP driver in M5Unified limits to 132mA, so it's unclear what the AXP supports.
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return true;
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}
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bool initBoot() {
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TT_LOG_I(TAG, "initBoot");
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return initAxp() && initSpi2();
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} |