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Ethernet driver and documentation clean-up

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This commit is contained in:
Ondrej Kosta 2023-04-03 17:35:41 +02:00 committed by BOT
parent ab5d8d0008
commit 3d66a10114
3 changed files with 12 additions and 47 deletions
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36
components/esp_eth/src/esp_eth_phy.c
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@ -1,36 +0,0 @@
/*
* SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <string.h>
#include <stdlib.h>
#include "esp_log.h"
#include "esp_eth_driver.h"
#include "eth_phy_regs_struct.h"
static const char *TAG = "esp_eth.phy";
esp_err_t esp_eth_detect_phy_addr(esp_eth_mediator_t *eth, int *detected_addr)
{
if (!eth || !detected_addr) {
ESP_LOGE(TAG, "eth and detected_addr can't be null");
return ESP_ERR_INVALID_ARG;
}
int addr_try = 0;
uint32_t reg_value = 0;
for (; addr_try < 16; addr_try++) {
eth->phy_reg_read(eth, addr_try, ETH_PHY_IDR1_REG_ADDR, &reg_value);
if (reg_value != 0xFFFF && reg_value != 0x00) {
*detected_addr = addr_try;
break;
}
}
if (addr_try < 16) {
ESP_LOGD(TAG, "Found PHY address: %d", addr_try);
return ESP_OK;
} else {
ESP_LOGE(TAG, "No PHY device detected");
return ESP_ERR_NOT_FOUND;
}
}

2
components/hal/esp32/include/hal/emac_ll.h
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@ -241,7 +241,7 @@ static inline void emac_ll_set_back_off_limit(emac_mac_dev_t *mac_regs, uint32_t
static inline void emac_ll_deferral_check_enable(emac_mac_dev_t *mac_regs, bool enable)
{
mac_regs->gmacconfig.padcrcstrip = enable;
mac_regs->gmacconfig.deferralcheck = enable;
}
static inline void emac_ll_set_preamble_length(emac_mac_dev_t *mac_regs, uint32_t len)

21
docs/en/api-reference/network/esp_eth.rst
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@ -191,10 +191,11 @@ The Ethernet driver is implemented in an Object-Oriented style. Any operation on
::
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); // apply default MAC configuration
mac_config.smi_mdc_gpio_num = CONFIG_EXAMPLE_ETH_MDC_GPIO; // alter the GPIO used for MDC signal
mac_config.smi_mdio_gpio_num = CONFIG_EXAMPLE_ETH_MDIO_GPIO; // alter the GPIO used for MDIO signal
esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config); // create MAC instance
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); // apply default common MAC configuration
eth_esp32_emac_config_t esp32_emac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG(); // apply default vendor specific MAC configuration
esp32_emac_config.smi_mdc_gpio_num = CONFIG_EXAMPLE_ETH_MDC_GPIO; // alter the GPIO used for MDC signal
esp32_emac_config.smi_mdio_gpio_num = CONFIG_EXAMPLE_ETH_MDIO_GPIO; // alter the GPIO used for MDIO signal
esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&esp32_emac_config, &mac_config); // create MAC instance
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG(); // apply default PHY configuration
phy_config.phy_addr = CONFIG_EXAMPLE_ETH_PHY_ADDR; // alter the PHY address according to your board design
@ -214,14 +215,14 @@ The Ethernet driver is implemented in an Object-Oriented style. Any operation on
::
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); // apply default MAC configuration
eth_esp32_emac_config_t esp32_emac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG(); // apply default vendor specific MAC configuration
// ...
mac_config.interface = EMAC_DATA_INTERFACE_RMII; // alter EMAC Data Interface
mac_config.clock_config.rmii.clock_mode = EMAC_CLK_OUT; // select EMAC REF_CLK mode
mac_config.clock_config.rmii.clock_gpio = EMAC_CLK_OUT_GPIO; // select GPIO number used to input/output EMAC REF_CLK
esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config); // create MAC instance
esp32_emac_config.interface = EMAC_DATA_INTERFACE_RMII; // alter EMAC Data Interface
esp32_emac_config.clock_config.rmii.clock_mode = EMAC_CLK_OUT; // select EMAC REF_CLK mode
esp32_emac_config.clock_config.rmii.clock_gpio = EMAC_CLK_OUT_GPIO; // select GPIO number used to input/output EMAC REF_CLK
esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&esp32_emac_config, &mac_config); // create MAC instance
SPI-Ethernet Module
@ -231,7 +232,7 @@ SPI-Ethernet Module
::
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); // apply default MAC configuration
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG(); // apply default common MAC configuration
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG(); // apply default PHY configuration
phy_config.phy_addr = CONFIG_EXAMPLE_ETH_PHY_ADDR; // alter the PHY address according to your board design
phy_config.reset_gpio_num = CONFIG_EXAMPLE_ETH_PHY_RST_GPIO; // alter the GPIO used for PHY reset