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44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
import esphome.codegen as cg
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from esphome.components import i2c
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import esphome.config_validation as cv
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from esphome.const import CONF_CHANNEL, CONF_CHANNELS, CONF_ID, CONF_SCAN
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CODEOWNERS = ["@andreashergert1984"]
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DEPENDENCIES = ["i2c"]
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tca9548a_ns = cg.esphome_ns.namespace("tca9548a")
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TCA9548AComponent = tca9548a_ns.class_("TCA9548AComponent", cg.Component, i2c.I2CDevice)
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TCA9548AChannel = tca9548a_ns.class_("TCA9548AChannel", i2c.I2CBus)
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MULTI_CONF = True
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CONF_BUS_ID = "bus_id"
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CONFIG_SCHEMA = (
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(TCA9548AComponent),
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cv.Optional(CONF_SCAN): cv.invalid("This option has been removed"),
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cv.Optional(CONF_CHANNELS, default=[]): cv.ensure_list(
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{
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cv.Required(CONF_BUS_ID): cv.declare_id(TCA9548AChannel),
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cv.Required(CONF_CHANNEL): cv.int_range(min=0, max=7),
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}
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),
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}
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)
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.extend(i2c.i2c_device_schema(0x70))
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.extend(cv.COMPONENT_SCHEMA)
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await i2c.register_i2c_device(var, config)
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for conf in config[CONF_CHANNELS]:
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chan = cg.new_Pvariable(conf[CONF_BUS_ID])
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cg.add(chan.set_parent(var))
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cg.add(chan.set_channel(conf[CONF_CHANNEL]))
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