43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
import logging
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import esphome.config_validation as cv
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from esphome.const import CONF_INPUT, CONF_MODE, CONF_NUMBER
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_ESP32P4_USB_JTAG_PINS = {24, 25}
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_ESP32P4_STRAPPING_PINS = {34, 35, 36, 37, 38}
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_LOGGER = logging.getLogger(__name__)
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def esp32_p4_validate_gpio_pin(value):
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if value < 0 or value > 54:
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raise cv.Invalid(f"Invalid pin number: {value} (must be 0-54)")
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if value in _ESP32P4_STRAPPING_PINS:
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_LOGGER.warning(
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"GPIO%d is a Strapping PIN and should be avoided.\n"
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"Attaching external pullup/down resistors to strapping pins can cause unexpected failures.\n"
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"See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
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value,
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)
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if value in _ESP32P4_USB_JTAG_PINS:
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_LOGGER.warning(
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"GPIO%d is reserved for the USB-Serial-JTAG interface.\n"
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"To use this pin as GPIO, USB-Serial-JTAG will be disabled.",
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value,
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)
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return value
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def esp32_p4_validate_supports(value):
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num = value[CONF_NUMBER]
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mode = value[CONF_MODE]
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is_input = mode[CONF_INPUT]
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if num < 0 or num > 54:
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raise cv.Invalid(f"Invalid pin number: {value} (must be 0-54)")
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if is_input:
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# All ESP32 pins support input mode
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pass
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return value
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