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https://github.com/0xFEEDC0DE64/arduino-esp32.git
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60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
// Copyright 2015-2016 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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// 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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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "esp_eth.h"
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/** Common PHY-management functions.
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These are not enough to drive any particular Ethernet PHY, but they provide a common configuration structure and
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management functions.
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*/
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/** Configure fixed pins for RMII data interface.
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This configures GPIOs 0, 19, 22, 25, 26, 27 for use with RMII
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data interface. These pins cannot be changed, and must be wired to
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ethernet functions.
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This is not sufficient to fully configure the Ethernet PHY,
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MDIO configuration interface pins (such as SMI MDC, MDO, MDI)
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must also be configured correctly in the GPIO matrix.
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*/
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void phy_rmii_configure_data_interface_pins(void);
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/** Configure variable pins for SMI (MDIO) ethernet functions.
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Calling this function along with mii_configure_default_pins() will
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fully configure the GPIOs for the ethernet PHY.
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*/
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void phy_rmii_smi_configure_pins(uint8_t mdc_gpio, uint8_t mdio_gpio);
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/** Enable flow control in standard PHY MII register.
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*/
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void phy_mii_enable_flow_ctrl(void);
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bool phy_mii_check_link_status(void);
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bool phy_mii_get_partner_pause_enable(void);
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#ifdef __cplusplus
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}
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#endif
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