esphome/esphome/components/mcp23xxx_base/__init__.py
Jesse Hills 570ec36fe3
MCP23XXX Refactor (#1560)
* Refactor MCP23XXX classes to consolidate shared code

* Update test mcp23xxx pin schemas
2021-03-07 16:23:54 -03:00

118 lines
3.6 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import pins
from esphome.const import (
CONF_ID,
CONF_NUMBER,
CONF_MODE,
CONF_INVERTED,
CONF_INTERRUPT,
CONF_OPEN_DRAIN_INTERRUPT,
)
from esphome.core import coroutine
CODEOWNERS = ["@jesserockz"]
mcp23xxx_base_ns = cg.esphome_ns.namespace("mcp23xxx_base")
MCP23XXXBase = mcp23xxx_base_ns.class_("MCP23XXXBase", cg.Component)
MCP23XXXGPIOPin = mcp23xxx_base_ns.class_("MCP23XXXGPIOPin", cg.GPIOPin)
MCP23XXXGPIOMode = mcp23xxx_base_ns.enum("MCP23XXXGPIOMode")
MCP23XXXInterruptMode = mcp23xxx_base_ns.enum("MCP23XXXInterruptMode")
MCP23XXX_INTERRUPT_MODES = {
"NO_INTERRUPT": MCP23XXXInterruptMode.MCP23XXX_NO_INTERRUPT,
"CHANGE": MCP23XXXInterruptMode.MCP23XXX_CHANGE,
"RISING": MCP23XXXInterruptMode.MCP23XXX_RISING,
"FALLING": MCP23XXXInterruptMode.MCP23XXX_FALLING,
}
MCP23XXX_GPIO_MODES = {
"INPUT": MCP23XXXGPIOMode.MCP23XXX_INPUT,
"INPUT_PULLUP": MCP23XXXGPIOMode.MCP23XXX_INPUT_PULLUP,
"OUTPUT": MCP23XXXGPIOMode.MCP23XXX_OUTPUT,
}
MCP23XXX_CONFIG_SCHEMA = cv.Schema(
{
cv.Optional(CONF_OPEN_DRAIN_INTERRUPT, default=False): cv.boolean,
}
).extend(cv.COMPONENT_SCHEMA)
@coroutine
def register_mcp23xxx(config):
var = cg.new_Pvariable(config[CONF_ID])
yield cg.register_component(var, config)
cg.add(var.set_open_drain_ints(config[CONF_OPEN_DRAIN_INTERRUPT]))
return var
CONF_MCP23XXX = "mcp23xxx"
MCP23XXX_OUTPUT_PIN_SCHEMA = cv.Schema(
{
cv.Required(CONF_MCP23XXX): cv.use_id(MCP23XXXBase),
cv.Required(CONF_NUMBER): cv.int_,
cv.Optional(CONF_MODE, default="OUTPUT"): cv.enum(
MCP23XXX_GPIO_MODES, upper=True
),
cv.Optional(CONF_INVERTED, default=False): cv.boolean,
cv.Optional(CONF_INTERRUPT, default="NO_INTERRUPT"): cv.enum(
MCP23XXX_INTERRUPT_MODES, upper=True
),
}
)
MCP23XXX_INPUT_PIN_SCHEMA = cv.Schema(
{
cv.Required(CONF_MCP23XXX): cv.use_id(MCP23XXXBase),
cv.Required(CONF_NUMBER): cv.int_,
cv.Optional(CONF_MODE, default="INPUT"): cv.enum(
MCP23XXX_GPIO_MODES, upper=True
),
cv.Optional(CONF_INVERTED, default=False): cv.boolean,
cv.Optional(CONF_INTERRUPT, default="NO_INTERRUPT"): cv.enum(
MCP23XXX_INTERRUPT_MODES, upper=True
),
}
)
@pins.PIN_SCHEMA_REGISTRY.register(
CONF_MCP23XXX, (MCP23XXX_OUTPUT_PIN_SCHEMA, MCP23XXX_INPUT_PIN_SCHEMA)
)
def mcp23xxx_pin_to_code(config):
parent = yield cg.get_variable(config[CONF_MCP23XXX])
yield MCP23XXXGPIOPin.new(
parent,
config[CONF_NUMBER],
config[CONF_MODE],
config[CONF_INVERTED],
config[CONF_INTERRUPT],
)
# BEGIN Removed pin schemas below to show error in configuration
# TODO remove in 1.19.0
for id in ["mcp23008", "mcp23s08", "mcp23017", "mcp23s17"]:
PIN_SCHEMA = cv.Schema(
{
cv.Required(id): cv.invalid(
f"'{id}:' has been removed from the pin schema in 1.17.0, please use 'mcp23xxx:'"
),
cv.Required(CONF_NUMBER): cv.int_,
cv.Optional(CONF_MODE, default="INPUT"): cv.enum(
MCP23XXX_GPIO_MODES, upper=True
),
cv.Optional(CONF_INVERTED, default=False): cv.boolean,
cv.Optional(CONF_INTERRUPT, default="NO_INTERRUPT"): cv.enum(
MCP23XXX_INTERRUPT_MODES, upper=True
),
}
)
@pins.PIN_SCHEMA_REGISTRY.register(id, (PIN_SCHEMA, PIN_SCHEMA))
def pin_to_code(config):
pass
# END Removed pin schemas