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Merge branch 'change/add_scl_check_v5.2' into 'release/v5.2'

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change(i2c): Add check for scl frequency for master_bus_add_device(backport v5.2)

See merge request espressif/esp-idf!27662
This commit is contained in:
Jiang Jiang Jian
2023-12-26 10:34:00 +08:00
parent 5b110971ac 1625943486
commit c3b7aa76d9
1 changed files with 2 additions and 0 deletions
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2
components/driver/i2c/i2c_master.c
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@@ -871,6 +871,8 @@ esp_err_t i2c_master_bus_add_device(i2c_master_bus_handle_t bus_handle, const i2
{
esp_err_t ret = ESP_OK;
ESP_RETURN_ON_FALSE((bus_handle != NULL), ESP_ERR_INVALID_ARG, TAG, "this bus is not initialized, please call `i2c_new_master_bus`");
ESP_RETURN_ON_FALSE(dev_config, ESP_ERR_INVALID_ARG, TAG, "invalid argument");
ESP_RETURN_ON_FALSE(dev_config->scl_speed_hz > 0, ESP_ERR_INVALID_ARG, TAG, "invalid scl frequency");
if(bus_handle->base->bus_mode != I2C_BUS_MODE_MASTER) {
ESP_LOGE(TAG, "This is not master bus!");
return ESP_ERR_INVALID_ARG;