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fix(touch): make the gpio init symmetric

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Closes https://github.com/espressif/esp-idf/issues/17806
This commit is contained in:
laokaiyao
2025-12-03 11:23:06 +08:00
committed by Kevin (Lao Kaiyao)
parent ab1f0b17c4
commit 37c633defd
1 changed files with 9 additions and 0 deletions
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components/esp_driver_touch_sens/common/touch_sens_common.c
+9
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@@ -49,6 +49,14 @@ static void touch_channel_pin_init(int id)
gpio_config_as_analog(pin);
}
static void touch_channel_pin_deinit(int id)
{
gpio_num_t pin = touch_sensor_channel_io_map[id];
assert(pin >= 0);
esp_gpio_revoke(BIT64(pin));
gpio_reset_pin(pin);
}
static void s_touch_free_resource(touch_sensor_handle_t sens_handle)
{
if (!sens_handle) {
@@ -211,6 +219,7 @@ esp_err_t touch_sensor_del_channel(touch_channel_handle_t chan_handle)
TOUCH_ENTER_CRITICAL(TOUCH_PERIPH_LOCK);
sens_handle->chan_mask &= ~(1UL << chan_handle->id);
TOUCH_EXIT_CRITICAL(TOUCH_PERIPH_LOCK);
touch_channel_pin_deinit(chan_handle->id);
free(g_touch->ch[ch_offset]);
g_touch->ch[ch_offset] = NULL;