Add include

esphome/components/es8388/__init__.py

@@ -0,0 +1,21 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+
+from esphome.components import i2c
+from esphome.const import CONF_ID
+
+es8388_ns = cg.esphome_ns.namespace("es8388")
+ES8388Component = es8388_ns.class_("ES8388Component", cg.Component, i2c.I2CDevice)
+
+
+CONFIG_SCHEMA = (
+    cv.Schema({cv.GenerateID(): cv.declare_id(ES8388Component)})
+    .extend(i2c.i2c_device_schema(0x10))
+    .extend(cv.COMPONENT_SCHEMA)
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)

esphome/components/es8388/es8388_component.cpp

@@ -0,0 +1,57 @@
+#include "es8388_component.h"
+
+#include <soc/io_mux_reg.h>
+
+namespace esphome {
+namespace es8388 {
+
+void ES8388Component::setup() {
+  PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO0_U, FUNC_GPIO0_CLK_OUT1);
+  WRITE_PERI_REG(PIN_CTRL, READ_PERI_REG(PIN_CTRL) & 0xFFFFFFF0);
+
+  // reset
+  this->write_bytes(0x00, {0x80});
+  this->write_bytes(0x00, {0x00});
+  // mute
+  this->write_bytes(0x19, {0x04});
+  this->write_bytes(0x01, {0x50});
+  // powerup
+  this->write_bytes(0x02, {0x00});
+  // worker mode
+  this->write_bytes(0x08, {0x00});
+  // DAC powerdown
+  this->write_bytes(0x04, {0xC0});
+  // vmidsel/500k ADC/DAC idem
+  this->write_bytes(0x00, {0x12});
+
+  this->write_bytes(0x01, {0x00});
+  // i2s 16 bits
+  this->write_bytes(0x17, {0x18});
+  // sample freq 256
+  this->write_bytes(0x18, {0x02});
+  // LIN2/RIN2 for mixer
+  this->write_bytes(0x26, {0x09});
+  // left DAC to left mixer
+  this->write_bytes(0x27, {0x90});
+  // right DAC to right mixer
+  this->write_bytes(0x2A, {0x90});
+  // DACLRC ADCLRC idem
+  this->write_bytes(0x2B, {0x80});
+  this->write_bytes(0x2D, {0x80});
+  // DAC volume max
+  this->write_bytes(0x1B, {0x00});
+  this->write_bytes(0x1A, {0x00});
+
+  this->write_bytes(0x02, {0xF0});
+  this->write_bytes(0x02, {0x00});
+  this->write_bytes(0x1D, {0x1C});
+  // DAC power-up LOUT1/ROUT1 enabled
+  this->write_bytes(0x04, {0x30});
+  // unmute
+  this->write_bytes(0x19, {0x00});
+
+  this->write_bytes(0x2E, {33});
+  this->write_bytes(0x2F, {33});
+}
+}  // namespace es8388
+}  // namespace esphome

esphome/components/es8388/es8388_component.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include "esphome/components/i2c/i2c.h"
+#include "esphome/core/component.h"
+
+namespace esphome {
+namespace es8388 {
+
+class ES8388Component : public Component, public i2c::I2CDevice {
+ public:
+  void setup() override;
+
+  float get_setup_priority() const override { return setup_priority::LATE - 1; }
+};
+
+}  // namespace es8388
+}  // namespace esphome

tests/test4.yaml

@@ -621,3 +621,5 @@ media_player:
     i2s_dout_pin: GPIO25
     i2s_bclk_pin: GPIO27
     mute_pin: GPIO14
+
+es8388: