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Added Ethernet Component for ESP IDF with JL1101 PHY driver (#4009)
Co-authored-by: Michał Obrembski <michal@obrembski.com>
This commit is contained in:
Michał Obrembski
GitHub
parent
124ab31f22
commit
d3627f0972
4 changed files with 346 additions and 0 deletions
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@ -33,6 +33,7 @@ ETHERNET_TYPES = {
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"RTL8201": EthernetType.ETHERNET_TYPE_RTL8201,
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"RTL8201": EthernetType.ETHERNET_TYPE_RTL8201,
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"DP83848": EthernetType.ETHERNET_TYPE_DP83848,
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"DP83848": EthernetType.ETHERNET_TYPE_DP83848,
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"IP101": EthernetType.ETHERNET_TYPE_IP101,
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"IP101": EthernetType.ETHERNET_TYPE_IP101,
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"JL1101": EthernetType.ETHERNET_TYPE_JL1101,
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}
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}
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emac_rmii_clock_gpio_t = cg.global_ns.enum("emac_rmii_clock_gpio_t")
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emac_rmii_clock_gpio_t = cg.global_ns.enum("emac_rmii_clock_gpio_t")
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339
esphome/components/ethernet/esp_eth_phy_jl1101.c
Normal file
339
esphome/components/ethernet/esp_eth_phy_jl1101.c
Normal file
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@ -0,0 +1,339 @@
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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifdef USE_ESP32
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#include <string.h>
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#include <stdlib.h>
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#include <sys/cdefs.h>
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#include "esp_log.h"
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#include "esp_eth.h"
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#include "eth_phy_regs_struct.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "driver/gpio.h"
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#include "esp_rom_gpio.h"
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#include "esp_rom_sys.h"
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static const char *TAG = "jl1101";
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#define PHY_CHECK(a, str, goto_tag, ...) \
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do { \
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if (!(a)) { \
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ESP_LOGE(TAG, "%s(%d): " str, __FUNCTION__, __LINE__, ##__VA_ARGS__); \
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goto goto_tag; \
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} \
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} while (0)
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/***************Vendor Specific Register***************/
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/**
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* @brief PSR(Page Select Register)
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*
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*/
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typedef union {
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struct {
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uint16_t page_select : 8; /* Select register page, default is 0 */
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uint16_t reserved : 8; /* Reserved */
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};
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uint16_t val;
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} psr_reg_t;
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#define ETH_PHY_PSR_REG_ADDR (0x1F)
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typedef struct {
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esp_eth_phy_t parent;
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esp_eth_mediator_t *eth;
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int addr;
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uint32_t reset_timeout_ms;
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uint32_t autonego_timeout_ms;
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eth_link_t link_status;
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int reset_gpio_num;
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} phy_jl1101_t;
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static esp_err_t jl1101_page_select(phy_jl1101_t *jl1101, uint32_t page) {
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esp_eth_mediator_t *eth = jl1101->eth;
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psr_reg_t psr = {.page_select = page};
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PHY_CHECK(eth->phy_reg_write(eth, jl1101->addr, ETH_PHY_PSR_REG_ADDR, psr.val) == ESP_OK, "write PSR failed", err);
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_update_link_duplex_speed(phy_jl1101_t *jl1101) {
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esp_eth_mediator_t *eth = jl1101->eth;
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eth_speed_t speed = ETH_SPEED_10M;
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eth_duplex_t duplex = ETH_DUPLEX_HALF;
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bmcr_reg_t bmcr;
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bmsr_reg_t bmsr;
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uint32_t peer_pause_ability = false;
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anlpar_reg_t anlpar;
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PHY_CHECK(jl1101_page_select(jl1101, 0) == ESP_OK, "select page 0 failed", err);
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)) == ESP_OK, "read BMSR failed",
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err);
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_ANLPAR_REG_ADDR, &(anlpar.val)) == ESP_OK,
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"read ANLPAR failed", err);
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eth_link_t link = bmsr.link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
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/* check if link status changed */
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if (jl1101->link_status != link) {
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/* when link up, read negotiation result */
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if (link == ETH_LINK_UP) {
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)) == ESP_OK, "read BMCR failed",
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err);
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if (bmcr.speed_select) {
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speed = ETH_SPEED_100M;
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} else {
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speed = ETH_SPEED_10M;
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}
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if (bmcr.duplex_mode) {
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duplex = ETH_DUPLEX_FULL;
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} else {
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duplex = ETH_DUPLEX_HALF;
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}
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PHY_CHECK(eth->on_state_changed(eth, ETH_STATE_SPEED, (void *) speed) == ESP_OK, "change speed failed", err);
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PHY_CHECK(eth->on_state_changed(eth, ETH_STATE_DUPLEX, (void *) duplex) == ESP_OK, "change duplex failed", err);
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/* if we're in duplex mode, and peer has the flow control ability */
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if (duplex == ETH_DUPLEX_FULL && anlpar.symmetric_pause) {
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peer_pause_ability = 1;
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} else {
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peer_pause_ability = 0;
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}
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PHY_CHECK(eth->on_state_changed(eth, ETH_STATE_PAUSE, (void *) peer_pause_ability) == ESP_OK,
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"change pause ability failed", err);
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}
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PHY_CHECK(eth->on_state_changed(eth, ETH_STATE_LINK, (void *) link) == ESP_OK, "change link failed", err);
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jl1101->link_status = link;
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}
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_set_mediator(esp_eth_phy_t *phy, esp_eth_mediator_t *eth) {
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PHY_CHECK(eth, "can't set mediator to null", err);
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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jl1101->eth = eth;
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return ESP_OK;
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err:
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return ESP_ERR_INVALID_ARG;
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}
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static esp_err_t jl1101_get_link(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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/* Updata information about link, speed, duplex */
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PHY_CHECK(jl1101_update_link_duplex_speed(jl1101) == ESP_OK, "update link duplex speed failed", err);
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_reset(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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jl1101->link_status = ETH_LINK_DOWN;
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esp_eth_mediator_t *eth = jl1101->eth;
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bmcr_reg_t bmcr = {.reset = 1};
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PHY_CHECK(eth->phy_reg_write(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val) == ESP_OK, "write BMCR failed", err);
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/* Wait for reset complete */
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uint32_t to = 0;
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for (to = 0; to < jl1101->reset_timeout_ms / 50; to++) {
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vTaskDelay(pdMS_TO_TICKS(50));
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)) == ESP_OK, "read BMCR failed",
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err);
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if (!bmcr.reset) {
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break;
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}
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}
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PHY_CHECK(to < jl1101->reset_timeout_ms / 50, "reset timeout", err);
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_reset_hw(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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if (jl1101->reset_gpio_num >= 0) {
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esp_rom_gpio_pad_select_gpio(jl1101->reset_gpio_num);
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gpio_set_direction(jl1101->reset_gpio_num, GPIO_MODE_OUTPUT);
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gpio_set_level(jl1101->reset_gpio_num, 0);
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esp_rom_delay_us(100); // insert min input assert time
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gpio_set_level(jl1101->reset_gpio_num, 1);
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}
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return ESP_OK;
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}
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static esp_err_t jl1101_negotiate(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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esp_eth_mediator_t *eth = jl1101->eth;
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/* in case any link status has changed, let's assume we're in link down status */
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jl1101->link_status = ETH_LINK_DOWN;
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/* Restart auto negotiation */
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bmcr_reg_t bmcr = {
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.speed_select = 1, /* 100Mbps */
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.duplex_mode = 1, /* Full Duplex */
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.en_auto_nego = 1, /* Auto Negotiation */
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.restart_auto_nego = 1 /* Restart Auto Negotiation */
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};
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PHY_CHECK(eth->phy_reg_write(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val) == ESP_OK, "write BMCR failed", err);
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/* Wait for auto negotiation complete */
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bmsr_reg_t bmsr;
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uint32_t to = 0;
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for (to = 0; to < jl1101->autonego_timeout_ms / 100; to++) {
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vTaskDelay(pdMS_TO_TICKS(100));
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMSR_REG_ADDR, &(bmsr.val)) == ESP_OK, "read BMSR failed",
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err);
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if (bmsr.auto_nego_complete) {
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break;
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}
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}
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/* Auto negotiation failed, maybe no network cable plugged in, so output a warning */
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if (to >= jl1101->autonego_timeout_ms / 100) {
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ESP_LOGW(TAG, "auto negotiation timeout");
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}
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_pwrctl(esp_eth_phy_t *phy, bool enable) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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esp_eth_mediator_t *eth = jl1101->eth;
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bmcr_reg_t bmcr;
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)) == ESP_OK, "read BMCR failed",
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err);
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if (!enable) {
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/* Enable IEEE Power Down Mode */
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bmcr.power_down = 1;
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} else {
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/* Disable IEEE Power Down Mode */
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bmcr.power_down = 0;
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}
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PHY_CHECK(eth->phy_reg_write(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, bmcr.val) == ESP_OK, "write BMCR failed", err);
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if (!enable) {
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)) == ESP_OK, "read BMCR failed",
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err);
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PHY_CHECK(bmcr.power_down == 1, "power down failed", err);
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} else {
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/* wait for power up complete */
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uint32_t to = 0;
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for (to = 0; to < jl1101->reset_timeout_ms / 10; to++) {
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vTaskDelay(pdMS_TO_TICKS(10));
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_BMCR_REG_ADDR, &(bmcr.val)) == ESP_OK, "read BMCR failed",
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err);
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if (bmcr.power_down == 0) {
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break;
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}
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}
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PHY_CHECK(to < jl1101->reset_timeout_ms / 10, "power up timeout", err);
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}
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_set_addr(esp_eth_phy_t *phy, uint32_t addr) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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jl1101->addr = addr;
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return ESP_OK;
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}
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static esp_err_t jl1101_get_addr(esp_eth_phy_t *phy, uint32_t *addr) {
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PHY_CHECK(addr, "addr can't be null", err);
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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*addr = jl1101->addr;
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return ESP_OK;
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err:
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return ESP_ERR_INVALID_ARG;
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}
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static esp_err_t jl1101_del(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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free(jl1101);
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return ESP_OK;
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}
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static esp_err_t jl1101_advertise_pause_ability(esp_eth_phy_t *phy, uint32_t ability) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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esp_eth_mediator_t *eth = jl1101->eth;
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/* Set PAUSE function ability */
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anar_reg_t anar;
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_ANAR_REG_ADDR, &(anar.val)) == ESP_OK, "read ANAR failed",
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err);
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if (ability) {
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anar.asymmetric_pause = 1;
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anar.symmetric_pause = 1;
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} else {
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anar.asymmetric_pause = 0;
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anar.symmetric_pause = 0;
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}
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PHY_CHECK(eth->phy_reg_write(eth, jl1101->addr, ETH_PHY_ANAR_REG_ADDR, anar.val) == ESP_OK, "write ANAR failed", err);
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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static esp_err_t jl1101_init(esp_eth_phy_t *phy) {
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phy_jl1101_t *jl1101 = __containerof(phy, phy_jl1101_t, parent);
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esp_eth_mediator_t *eth = jl1101->eth;
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// Detect PHY address
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if (jl1101->addr == ESP_ETH_PHY_ADDR_AUTO) {
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PHY_CHECK(esp_eth_detect_phy_addr(eth, &jl1101->addr) == ESP_OK, "Detect PHY address failed", err);
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}
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/* Power on Ethernet PHY */
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PHY_CHECK(jl1101_pwrctl(phy, true) == ESP_OK, "power control failed", err);
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/* Reset Ethernet PHY */
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PHY_CHECK(jl1101_reset(phy) == ESP_OK, "reset failed", err);
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/* Check PHY ID */
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phyidr1_reg_t id1;
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phyidr2_reg_t id2;
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_IDR1_REG_ADDR, &(id1.val)) == ESP_OK, "read ID1 failed", err);
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PHY_CHECK(eth->phy_reg_read(eth, jl1101->addr, ETH_PHY_IDR2_REG_ADDR, &(id2.val)) == ESP_OK, "read ID2 failed", err);
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PHY_CHECK(id1.oui_msb == 0x937C && id2.oui_lsb == 0x10 && id2.vendor_model == 0x2, "wrong chip ID", err);
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return ESP_OK;
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err:
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return ESP_FAIL;
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}
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||||||
|
|
||||||
|
static esp_err_t jl1101_deinit(esp_eth_phy_t *phy) {
|
||||||
|
/* Power off Ethernet PHY */
|
||||||
|
PHY_CHECK(jl1101_pwrctl(phy, false) == ESP_OK, "power control failed", err);
|
||||||
|
return ESP_OK;
|
||||||
|
err:
|
||||||
|
return ESP_FAIL;
|
||||||
|
}
|
||||||
|
|
||||||
|
esp_eth_phy_t *esp_eth_phy_new_jl1101(const eth_phy_config_t *config) {
|
||||||
|
PHY_CHECK(config, "can't set phy config to null", err);
|
||||||
|
phy_jl1101_t *jl1101 = calloc(1, sizeof(phy_jl1101_t));
|
||||||
|
PHY_CHECK(jl1101, "calloc jl1101 failed", err);
|
||||||
|
jl1101->addr = config->phy_addr;
|
||||||
|
jl1101->reset_gpio_num = config->reset_gpio_num;
|
||||||
|
jl1101->reset_timeout_ms = config->reset_timeout_ms;
|
||||||
|
jl1101->link_status = ETH_LINK_DOWN;
|
||||||
|
jl1101->autonego_timeout_ms = config->autonego_timeout_ms;
|
||||||
|
jl1101->parent.reset = jl1101_reset;
|
||||||
|
jl1101->parent.reset_hw = jl1101_reset_hw;
|
||||||
|
jl1101->parent.init = jl1101_init;
|
||||||
|
jl1101->parent.deinit = jl1101_deinit;
|
||||||
|
jl1101->parent.set_mediator = jl1101_set_mediator;
|
||||||
|
jl1101->parent.negotiate = jl1101_negotiate;
|
||||||
|
jl1101->parent.get_link = jl1101_get_link;
|
||||||
|
jl1101->parent.pwrctl = jl1101_pwrctl;
|
||||||
|
jl1101->parent.get_addr = jl1101_get_addr;
|
||||||
|
jl1101->parent.set_addr = jl1101_set_addr;
|
||||||
|
jl1101->parent.advertise_pause_ability = jl1101_advertise_pause_ability;
|
||||||
|
jl1101->parent.del = jl1101_del;
|
||||||
|
|
||||||
|
return &(jl1101->parent);
|
||||||
|
err:
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
#endif /* USE_ESP32 */
|
||||||
|
|
@ -71,6 +71,10 @@ void EthernetComponent::setup() {
|
||||||
phy = esp_eth_phy_new_ip101(&phy_config);
|
phy = esp_eth_phy_new_ip101(&phy_config);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
case ETHERNET_TYPE_JL1101: {
|
||||||
|
phy = esp_eth_phy_new_jl1101(&phy_config);
|
||||||
|
break;
|
||||||
|
}
|
||||||
default: {
|
default: {
|
||||||
this->mark_failed();
|
this->mark_failed();
|
||||||
return;
|
return;
|
||||||
|
|
|
||||||
|
|
@ -18,6 +18,7 @@ enum EthernetType {
|
||||||
ETHERNET_TYPE_RTL8201,
|
ETHERNET_TYPE_RTL8201,
|
||||||
ETHERNET_TYPE_DP83848,
|
ETHERNET_TYPE_DP83848,
|
||||||
ETHERNET_TYPE_IP101,
|
ETHERNET_TYPE_IP101,
|
||||||
|
ETHERNET_TYPE_JL1101,
|
||||||
};
|
};
|
||||||
|
|
||||||
struct ManualIP {
|
struct ManualIP {
|
||||||
|
|
@ -82,6 +83,7 @@ class EthernetComponent : public Component {
|
||||||
|
|
||||||
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
|
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
|
||||||
extern EthernetComponent *global_eth_component;
|
extern EthernetComponent *global_eth_component;
|
||||||
|
extern "C" esp_eth_phy_t *esp_eth_phy_new_jl1101(const eth_phy_config_t *config);
|
||||||
|
|
||||||
} // namespace ethernet
|
} // namespace ethernet
|
||||||
} // namespace esphome
|
} // namespace esphome
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue