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[esp32] Fix strapping pin validation for P4 and H2 (#9980)

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This commit is contained in:
Clyde Stubbs
2025-08-01 09:48:25 +10:00
committed by GitHub
parent da0c47629a
commit 161f51e1f4
4 changed files with 48 additions and 42 deletions
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9
esphome/components/esp32/gpio_esp32_h2.py
View File

@@ -2,6 +2,7 @@ import logging
import esphome.config_validation as cv
from esphome.const import CONF_INPUT, CONF_MODE, CONF_NUMBER
from esphome.pins import check_strapping_pin
_ESP32H2_SPI_FLASH_PINS = {6, 7, 15, 16, 17, 18, 19, 20, 21}
@@ -15,13 +16,6 @@ _LOGGER = logging.getLogger(__name__)
def esp32_h2_validate_gpio_pin(value):
if value < 0 or value > 27:
raise cv.Invalid(f"Invalid pin number: {value} (must be 0-27)")
if value in _ESP32H2_STRAPPING_PINS:
_LOGGER.warning(
"GPIO%d is a Strapping PIN and should be avoided.\n"
"Attaching external pullup/down resistors to strapping pins can cause unexpected failures.\n"
"See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
value,
)
if value in _ESP32H2_SPI_FLASH_PINS:
_LOGGER.warning(
"GPIO%d is reserved for SPI Flash communication on some ESP32-H2 chip variants.\n"
@@ -49,4 +43,5 @@ def esp32_h2_validate_supports(value):
if is_input:
# All ESP32 pins support input mode
pass
check_strapping_pin(value, _ESP32H2_STRAPPING_PINS, _LOGGER)
return value

9
esphome/components/esp32/gpio_esp32_p4.py
View File

@@ -2,6 +2,7 @@ import logging
import esphome.config_validation as cv
from esphome.const import CONF_INPUT, CONF_MODE, CONF_NUMBER
from esphome.pins import check_strapping_pin
_ESP32P4_USB_JTAG_PINS = {24, 25}
@@ -13,13 +14,6 @@ _LOGGER = logging.getLogger(__name__)
def esp32_p4_validate_gpio_pin(value):
if value < 0 or value > 54:
raise cv.Invalid(f"Invalid pin number: {value} (must be 0-54)")
if value in _ESP32P4_STRAPPING_PINS:
_LOGGER.warning(
"GPIO%d is a Strapping PIN and should be avoided.\n"
"Attaching external pullup/down resistors to strapping pins can cause unexpected failures.\n"
"See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
value,
)
if value in _ESP32P4_USB_JTAG_PINS:
_LOGGER.warning(
"GPIO%d is reserved for the USB-Serial-JTAG interface.\n"
@@ -40,4 +34,5 @@ def esp32_p4_validate_supports(value):
if is_input:
# All ESP32 pins support input mode
pass
check_strapping_pin(value, _ESP32P4_STRAPPING_PINS, _LOGGER)
return value