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esp_eth: Add support to LAN87xx family

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Merges/Related-to https://github.com/espressif/esp-idf/pull/7097
This commit is contained in:
Ondrej Kosta
2021-06-24 10:31:33 +02:00
committed by bot
parent 16057d6c8b
commit 404905d5f1
3 changed files with 143 additions and 100 deletions
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2
components/esp_eth/CMakeLists.txt
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@@ -23,7 +23,7 @@ if(CONFIG_ETH_ENABLED)
"src/esp_eth_phy_dp83848.c" "src/esp_eth_phy_dp83848.c"
"src/esp_eth_phy_ip101.c" "src/esp_eth_phy_ip101.c"
"src/esp_eth_phy_ksz80xx.c" "src/esp_eth_phy_ksz80xx.c"
"src/esp_eth_phy_lan8720.c" "src/esp_eth_phy_lan87xx.c"
"src/esp_eth_phy_rtl8201.c") "src/esp_eth_phy_rtl8201.c")
endif() endif()

22
components/esp_eth/include/esp_eth_phy.h
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@@ -1,4 +1,4 @@
// Copyright 2019 Espressif Systems (Shanghai) PTE LTD // Copyright 2019-2021 Espressif Systems (Shanghai) PTE LTD
// //
// Licensed under the Apache License, Version 2.0 (the "License"); // Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. // you may not use this file except in compliance with the License.
@@ -232,7 +232,7 @@ esp_eth_phy_t *esp_eth_phy_new_ip101(const eth_phy_config_t *config);
esp_eth_phy_t *esp_eth_phy_new_rtl8201(const eth_phy_config_t *config); esp_eth_phy_t *esp_eth_phy_new_rtl8201(const eth_phy_config_t *config);
/** /**
* @brief Create a PHY instance of LAN8720 * @brief Create a PHY instance of LAN87xx
* *
* @param[in] config: configuration of PHY * @param[in] config: configuration of PHY
* *
@@ -240,7 +240,23 @@ esp_eth_phy_t *esp_eth_phy_new_rtl8201(const eth_phy_config_t *config);
* - instance: create PHY instance successfully * - instance: create PHY instance successfully
* - NULL: create PHY instance failed because some error occurred * - NULL: create PHY instance failed because some error occurred
*/ */
esp_eth_phy_t *esp_eth_phy_new_lan8720(const eth_phy_config_t *config); esp_eth_phy_t *esp_eth_phy_new_lan87xx(const eth_phy_config_t *config);
/**
* @brief Create a PHY instance of LAN8720
*
* @note For ESP-IDF backwards compatibility reasons. In all other cases, use esp_eth_phy_new_lan87xx instead.
*
* @param[in] config: configuration of PHY
*
* @return
* - instance: create PHY instance successfully
* - NULL: create PHY instance failed because some error occurred
*/
static inline esp_eth_phy_t *esp_eth_phy_new_lan8720(const eth_phy_config_t *config)
{
return esp_eth_phy_new_lan87xx(config);
}
/** /**
* @brief Create a PHY instance of DP83848 * @brief Create a PHY instance of DP83848

219
components/esp_eth/src/esp_eth_phy_lan8720.c → components/esp_eth/src/esp_eth_phy_lan87xx.c
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@@ -1,4 +1,4 @@
// Copyright 2019 Espressif Systems (Shanghai) PTE LTD // Copyright 2019-2021 Espressif Systems (Shanghai) PTE LTD
// //
// Licensed under the Apache License, Version 2.0 (the "License"); // Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. // you may not use this file except in compliance with the License.
@@ -24,7 +24,26 @@
#include "esp_rom_gpio.h" #include "esp_rom_gpio.h"
#include "esp_rom_sys.h" #include "esp_rom_sys.h"
static const char *TAG = "lan8720"; static const char *TAG = "lan87xx";
/***************List of Supported Models***************/
// See Microchip's Application Note AN25.3 summarizing differences among below models
#define LAN8710A_MODEL_NUM 0x0F
#define LAN8720A_MODEL_NUM 0x0F
#define LAN8740A_MODEL_NUM 0x11
#define LAN8741A_MODEL_NUM 0x12
#define LAN8742A_MODEL_NUM 0x13
static const uint8_t supported_models[] = {
LAN8710A_MODEL_NUM,
#if (LAN8710A_MODEL_NUM != LAN8720A_MODEL_NUM)
LAN8720A_MODEL_NUM,
#endif
LAN8740A_MODEL_NUM,
LAN8741A_MODEL_NUM,
LAN8742A_MODEL_NUM
};
/***************Vendor Specific Register***************/ /***************Vendor Specific Register***************/
@@ -157,26 +176,26 @@ typedef struct {
uint32_t autonego_timeout_ms; uint32_t autonego_timeout_ms;
eth_link_t link_status; eth_link_t link_status;
int reset_gpio_num; int reset_gpio_num;
} phy_lan8720_t; } phy_lan87xx_t;
static esp_err_t lan8720_update_link_duplex_speed(phy_lan8720_t *lan8720) static esp_err_t lan87xx_update_link_duplex_speed(phy_lan87xx_t *lan87xx)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
eth_speed_t speed = ETH_SPEED_10M; eth_speed_t speed = ETH_SPEED_10M;
eth_duplex_t duplex = ETH_DUPLEX_HALF; eth_duplex_t duplex = ETH_DUPLEX_HALF;
bmsr_reg_t bmsr; bmsr_reg_t bmsr;
pscsr_reg_t pscsr; pscsr_reg_t pscsr;
uint32_t peer_pause_ability = false; uint32_t peer_pause_ability = false;
anlpar_reg_t anlpar; anlpar_reg_t anlpar;
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_ANLPAR_REG_ADDR, &(anlpar.val)), err, TAG, "read ANLPAR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_ANLPAR_REG_ADDR, &(anlpar.val)), err, TAG, "read ANLPAR failed");
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)), err, TAG, "read BMSR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)), err, TAG, "read BMSR failed");
eth_link_t link = bmsr.link_status ? ETH_LINK_UP : ETH_LINK_DOWN; eth_link_t link = bmsr.link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
/* check if link status changed */ /* check if link status changed */
if (lan8720->link_status != link) { if (lan87xx->link_status != link) {
/* when link up, read negotiation result */ /* when link up, read negotiation result */
if (link == ETH_LINK_UP) { if (link == ETH_LINK_UP) {
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_PSCSR_REG_ADDR, &(pscsr.val)), err, TAG, "read PSCSR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_PSCSR_REG_ADDR, &(pscsr.val)), err, TAG, "read PSCSR failed");
switch (pscsr.speed_indication) { switch (pscsr.speed_indication) {
case 1: //10Base-T half-duplex case 1: //10Base-T half-duplex
speed = ETH_SPEED_10M; speed = ETH_SPEED_10M;
@@ -208,78 +227,78 @@ static esp_err_t lan8720_update_link_duplex_speed(phy_lan8720_t *lan8720)
ESP_GOTO_ON_ERROR(eth->on_state_changed(eth, ETH_STATE_PAUSE, (void *)peer_pause_ability), err, TAG, "change pause ability failed"); ESP_GOTO_ON_ERROR(eth->on_state_changed(eth, ETH_STATE_PAUSE, (void *)peer_pause_ability), err, TAG, "change pause ability failed");
} }
ESP_GOTO_ON_ERROR(eth->on_state_changed(eth, ETH_STATE_LINK, (void *)link), err, TAG, "change link failed"); ESP_GOTO_ON_ERROR(eth->on_state_changed(eth, ETH_STATE_LINK, (void *)link), err, TAG, "change link failed");
lan8720->link_status = link; lan87xx->link_status = link;
} }
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_set_mediator(esp_eth_phy_t *phy, esp_eth_mediator_t *eth) static esp_err_t lan87xx_set_mediator(esp_eth_phy_t *phy, esp_eth_mediator_t *eth)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
ESP_GOTO_ON_FALSE(eth, ESP_ERR_INVALID_ARG, err, TAG, "can't set mediator to null"); ESP_GOTO_ON_FALSE(eth, ESP_ERR_INVALID_ARG, err, TAG, "can't set mediator to null");
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
lan8720->eth = eth; lan87xx->eth = eth;
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_get_link(esp_eth_phy_t *phy) static esp_err_t lan87xx_get_link(esp_eth_phy_t *phy)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
/* Updata information about link, speed, duplex */ /* Updata information about link, speed, duplex */
ESP_GOTO_ON_ERROR(lan8720_update_link_duplex_speed(lan8720), err, TAG, "update link duplex speed failed"); ESP_GOTO_ON_ERROR(lan87xx_update_link_duplex_speed(lan87xx), err, TAG, "update link duplex speed failed");
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_reset(esp_eth_phy_t *phy) static esp_err_t lan87xx_reset(esp_eth_phy_t *phy)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
lan8720->link_status = ETH_LINK_DOWN; lan87xx->link_status = ETH_LINK_DOWN;
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
bmcr_reg_t bmcr = {.reset = 1}; bmcr_reg_t bmcr = {.reset = 1};
ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed");
/* wait for reset complete */ /* wait for reset complete */
uint32_t to = 0; uint32_t to = 0;
for (to = 0; to < lan8720->reset_timeout_ms / 10; to++) { for (to = 0; to < lan87xx->reset_timeout_ms / 10; to++) {
vTaskDelay(pdMS_TO_TICKS(10)); vTaskDelay(pdMS_TO_TICKS(10));
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed");
if (!bmcr.reset) { if (!bmcr.reset) {
break; break;
} }
} }
ESP_GOTO_ON_FALSE(to < lan8720->reset_timeout_ms / 10, ESP_FAIL, err, TAG, "reset timeout"); ESP_GOTO_ON_FALSE(to < lan87xx->reset_timeout_ms / 10, ESP_FAIL, err, TAG, "reset timeout");
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_reset_hw(esp_eth_phy_t *phy) static esp_err_t lan87xx_reset_hw(esp_eth_phy_t *phy)
{ {
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
if (lan8720->reset_gpio_num >= 0) { if (lan87xx->reset_gpio_num >= 0) {
esp_rom_gpio_pad_select_gpio(lan8720->reset_gpio_num); esp_rom_gpio_pad_select_gpio(lan87xx->reset_gpio_num);
gpio_set_direction(lan8720->reset_gpio_num, GPIO_MODE_OUTPUT); gpio_set_direction(lan87xx->reset_gpio_num, GPIO_MODE_OUTPUT);
gpio_set_level(lan8720->reset_gpio_num, 0); gpio_set_level(lan87xx->reset_gpio_num, 0);
esp_rom_delay_us(100); // insert min input assert time esp_rom_delay_us(100); // insert min input assert time
gpio_set_level(lan8720->reset_gpio_num, 1); gpio_set_level(lan87xx->reset_gpio_num, 1);
} }
return ESP_OK; return ESP_OK;
} }
static esp_err_t lan8720_negotiate(esp_eth_phy_t *phy) static esp_err_t lan87xx_negotiate(esp_eth_phy_t *phy)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
/* in case any link status has changed, let's assume we're in link down status */ /* in case any link status has changed, let's assume we're in link down status */
lan8720->link_status = ETH_LINK_DOWN; lan87xx->link_status = ETH_LINK_DOWN;
/* Restart auto negotiation */ /* Restart auto negotiation */
bmcr_reg_t bmcr = { bmcr_reg_t bmcr = {
.speed_select = 1, /* 100Mbps */ .speed_select = 1, /* 100Mbps */
@@ -287,21 +306,21 @@ static esp_err_t lan8720_negotiate(esp_eth_phy_t *phy)
.en_auto_nego = 1, /* Auto Negotiation */ .en_auto_nego = 1, /* Auto Negotiation */
.restart_auto_nego = 1 /* Restart Auto Negotiation */ .restart_auto_nego = 1 /* Restart Auto Negotiation */
}; };
ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed");
/* Wait for auto negotiation complete */ /* Wait for auto negotiation complete */
bmsr_reg_t bmsr; bmsr_reg_t bmsr;
pscsr_reg_t pscsr; pscsr_reg_t pscsr;
uint32_t to = 0; uint32_t to = 0;
for (to = 0; to < lan8720->autonego_timeout_ms / 100; to++) { for (to = 0; to < lan87xx->autonego_timeout_ms / 100; to++) {
vTaskDelay(pdMS_TO_TICKS(100)); vTaskDelay(pdMS_TO_TICKS(100));
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)), err, TAG, "read BMSR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)), err, TAG, "read BMSR failed");
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_PSCSR_REG_ADDR, &(pscsr.val)), err, TAG, "read PSCSR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_PSCSR_REG_ADDR, &(pscsr.val)), err, TAG, "read PSCSR failed");
if (bmsr.auto_nego_complete && pscsr.auto_nego_done) { if (bmsr.auto_nego_complete && pscsr.auto_nego_done) {
break; break;
} }
} }
/* Auto negotiation failed, maybe no network cable plugged in, so output a warning */ /* Auto negotiation failed, maybe no network cable plugged in, so output a warning */
if (to >= lan8720->autonego_timeout_ms / 100) { if (to >= lan87xx->autonego_timeout_ms / 100) {
ESP_LOGW(TAG, "auto negotiation timeout"); ESP_LOGW(TAG, "auto negotiation timeout");
} }
return ESP_OK; return ESP_OK;
@@ -309,13 +328,13 @@ err:
return ret; return ret;
} }
static esp_err_t lan8720_pwrctl(esp_eth_phy_t *phy, bool enable) static esp_err_t lan87xx_pwrctl(esp_eth_phy_t *phy, bool enable)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
bmcr_reg_t bmcr; bmcr_reg_t bmcr;
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed");
if (!enable) { if (!enable) {
/* General Power Down Mode */ /* General Power Down Mode */
bmcr.power_down = 1; bmcr.power_down = 1;
@@ -323,60 +342,60 @@ static esp_err_t lan8720_pwrctl(esp_eth_phy_t *phy, bool enable)
/* Normal operation Mode */ /* Normal operation Mode */
bmcr.power_down = 0; bmcr.power_down = 0;
} }
ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val), err, TAG, "write BMCR failed");
if (!enable) { if (!enable) {
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed");
ESP_GOTO_ON_FALSE(bmcr.power_down == 1, ESP_FAIL, err, TAG, "power down failed"); ESP_GOTO_ON_FALSE(bmcr.power_down == 1, ESP_FAIL, err, TAG, "power down failed");
} else { } else {
/* wait for power up complete */ /* wait for power up complete */
uint32_t to = 0; uint32_t to = 0;
for (to = 0; to < lan8720->reset_timeout_ms / 10; to++) { for (to = 0; to < lan87xx->reset_timeout_ms / 10; to++) {
vTaskDelay(pdMS_TO_TICKS(10)); vTaskDelay(pdMS_TO_TICKS(10));
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)), err, TAG, "read BMCR failed");
if (bmcr.power_down == 0) { if (bmcr.power_down == 0) {
break; break;
} }
} }
ESP_GOTO_ON_FALSE(to < lan8720->reset_timeout_ms / 10, ESP_FAIL, err, TAG, "power up timeout"); ESP_GOTO_ON_FALSE(to < lan87xx->reset_timeout_ms / 10, ESP_FAIL, err, TAG, "power up timeout");
} }
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_set_addr(esp_eth_phy_t *phy, uint32_t addr) static esp_err_t lan87xx_set_addr(esp_eth_phy_t *phy, uint32_t addr)
{ {
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
lan8720->addr = addr; lan87xx->addr = addr;
return ESP_OK; return ESP_OK;
} }
static esp_err_t lan8720_get_addr(esp_eth_phy_t *phy, uint32_t *addr) static esp_err_t lan87xx_get_addr(esp_eth_phy_t *phy, uint32_t *addr)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
ESP_GOTO_ON_FALSE(addr, ESP_ERR_INVALID_ARG, err, TAG, "addr can't be null"); ESP_GOTO_ON_FALSE(addr, ESP_ERR_INVALID_ARG, err, TAG, "addr can't be null");
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
*addr = lan8720->addr; *addr = lan87xx->addr;
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_del(esp_eth_phy_t *phy) static esp_err_t lan87xx_del(esp_eth_phy_t *phy)
{ {
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
free(lan8720); free(lan87xx);
return ESP_OK; return ESP_OK;
} }
static esp_err_t lan8720_advertise_pause_ability(esp_eth_phy_t *phy, uint32_t ability) static esp_err_t lan87xx_advertise_pause_ability(esp_eth_phy_t *phy, uint32_t ability)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
/* Set PAUSE function ability */ /* Set PAUSE function ability */
anar_reg_t anar; anar_reg_t anar;
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_ANAR_REG_ADDR, &(anar.val)), err, TAG, "read ANAR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_ANAR_REG_ADDR, &(anar.val)), err, TAG, "read ANAR failed");
if (ability) { if (ability) {
anar.asymmetric_pause = 1; anar.asymmetric_pause = 1;
anar.symmetric_pause = 1; anar.symmetric_pause = 1;
@@ -384,71 +403,79 @@ static esp_err_t lan8720_advertise_pause_ability(esp_eth_phy_t *phy, uint32_t ab
anar.asymmetric_pause = 0; anar.asymmetric_pause = 0;
anar.symmetric_pause = 0; anar.symmetric_pause = 0;
} }
ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan8720->addr, ETH_PHY_ANAR_REG_ADDR, anar.val), err, TAG, "write ANAR failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_write(eth, lan87xx->addr, ETH_PHY_ANAR_REG_ADDR, anar.val), err, TAG, "write ANAR failed");
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_init(esp_eth_phy_t *phy) static esp_err_t lan87xx_init(esp_eth_phy_t *phy)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
phy_lan8720_t *lan8720 = __containerof(phy, phy_lan8720_t, parent); phy_lan87xx_t *lan87xx = __containerof(phy, phy_lan87xx_t, parent);
esp_eth_mediator_t *eth = lan8720->eth; esp_eth_mediator_t *eth = lan87xx->eth;
// Detect PHY address // Detect PHY address
if (lan8720->addr == ESP_ETH_PHY_ADDR_AUTO) { if (lan87xx->addr == ESP_ETH_PHY_ADDR_AUTO) {
ESP_GOTO_ON_ERROR(esp_eth_detect_phy_addr(eth, &lan8720->addr), err, TAG, "Detect PHY address failed"); ESP_GOTO_ON_ERROR(esp_eth_detect_phy_addr(eth, &lan87xx->addr), err, TAG, "Detect PHY address failed");
} }
/* Power on Ethernet PHY */ /* Power on Ethernet PHY */
ESP_GOTO_ON_ERROR(lan8720_pwrctl(phy, true), err, TAG, "power control failed"); ESP_GOTO_ON_ERROR(lan87xx_pwrctl(phy, true), err, TAG, "power control failed");
/* Reset Ethernet PHY */ /* Reset Ethernet PHY */
ESP_GOTO_ON_ERROR(lan8720_reset(phy), err, TAG, "reset failed"); ESP_GOTO_ON_ERROR(lan87xx_reset(phy), err, TAG, "reset failed");
/* Check PHY ID */ /* Check PHY ID */
phyidr1_reg_t id1; phyidr1_reg_t id1;
phyidr2_reg_t id2; phyidr2_reg_t id2;
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_IDR1_REG_ADDR, &(id1.val)), err, TAG, "read ID1 failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_IDR1_REG_ADDR, &(id1.val)), err, TAG, "read ID1 failed");
ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan8720->addr, ETH_PHY_IDR2_REG_ADDR, &(id2.val)), err, TAG, "read ID2 failed"); ESP_GOTO_ON_ERROR(eth->phy_reg_read(eth, lan87xx->addr, ETH_PHY_IDR2_REG_ADDR, &(id2.val)), err, TAG, "read ID2 failed");
ESP_GOTO_ON_FALSE(id1.oui_msb == 0x7 && id2.oui_lsb == 0x30 && id2.vendor_model == 0xF, ESP_FAIL, err, TAG, "wrong chip ID"); ESP_GOTO_ON_FALSE(id1.oui_msb == 0x7 && id2.oui_lsb == 0x30, ESP_FAIL, err, TAG, "wrong chip ID");
bool supported_model = false;
for (unsigned int i = 0; i < sizeof(supported_models); i++) {
if (id2.vendor_model == supported_models[i]) {
supported_model = true;
break;
}
}
ESP_GOTO_ON_FALSE(supported_model, ESP_FAIL, err, TAG, "unsupported chip model");
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
static esp_err_t lan8720_deinit(esp_eth_phy_t *phy) static esp_err_t lan87xx_deinit(esp_eth_phy_t *phy)
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
/* Power off Ethernet PHY */ /* Power off Ethernet PHY */
ESP_GOTO_ON_ERROR(lan8720_pwrctl(phy, false), err, TAG, "power control failed"); ESP_GOTO_ON_ERROR(lan87xx_pwrctl(phy, false), err, TAG, "power control failed");
return ESP_OK; return ESP_OK;
err: err:
return ret; return ret;
} }
esp_eth_phy_t *esp_eth_phy_new_lan8720(const eth_phy_config_t *config) esp_eth_phy_t *esp_eth_phy_new_lan87xx(const eth_phy_config_t *config)
{ {
esp_eth_phy_t *ret = NULL; esp_eth_phy_t *ret = NULL;
ESP_GOTO_ON_FALSE(config, NULL, err, TAG, "can't set phy config to null"); ESP_GOTO_ON_FALSE(config, NULL, err, TAG, "can't set phy config to null");
phy_lan8720_t *lan8720 = calloc(1, sizeof(phy_lan8720_t)); phy_lan87xx_t *lan87xx = calloc(1, sizeof(phy_lan87xx_t));
ESP_GOTO_ON_FALSE(lan8720, NULL, err, TAG, "calloc lan8720 failed"); ESP_GOTO_ON_FALSE(lan87xx, NULL, err, TAG, "calloc lan87xx failed");
lan8720->addr = config->phy_addr; lan87xx->addr = config->phy_addr;
lan8720->reset_gpio_num = config->reset_gpio_num; lan87xx->reset_gpio_num = config->reset_gpio_num;
lan8720->reset_timeout_ms = config->reset_timeout_ms; lan87xx->reset_timeout_ms = config->reset_timeout_ms;
lan8720->link_status = ETH_LINK_DOWN; lan87xx->link_status = ETH_LINK_DOWN;
lan8720->autonego_timeout_ms = config->autonego_timeout_ms; lan87xx->autonego_timeout_ms = config->autonego_timeout_ms;
lan8720->parent.reset = lan8720_reset; lan87xx->parent.reset = lan87xx_reset;
lan8720->parent.reset_hw = lan8720_reset_hw; lan87xx->parent.reset_hw = lan87xx_reset_hw;
lan8720->parent.init = lan8720_init; lan87xx->parent.init = lan87xx_init;
lan8720->parent.deinit = lan8720_deinit; lan87xx->parent.deinit = lan87xx_deinit;
lan8720->parent.set_mediator = lan8720_set_mediator; lan87xx->parent.set_mediator = lan87xx_set_mediator;
lan8720->parent.negotiate = lan8720_negotiate; lan87xx->parent.negotiate = lan87xx_negotiate;
lan8720->parent.get_link = lan8720_get_link; lan87xx->parent.get_link = lan87xx_get_link;
lan8720->parent.pwrctl = lan8720_pwrctl; lan87xx->parent.pwrctl = lan87xx_pwrctl;
lan8720->parent.get_addr = lan8720_get_addr; lan87xx->parent.get_addr = lan87xx_get_addr;
lan8720->parent.set_addr = lan8720_set_addr; lan87xx->parent.set_addr = lan87xx_set_addr;
lan8720->parent.advertise_pause_ability = lan8720_advertise_pause_ability; lan87xx->parent.advertise_pause_ability = lan87xx_advertise_pause_ability;
lan8720->parent.del = lan8720_del; lan87xx->parent.del = lan87xx_del;
return &(lan8720->parent); return &(lan87xx->parent);
err: err:
return ret; return ret;
} }