PortentaH7: add Ethernet support

pull/13826/head
Martino Facchin 2020-10-28 15:00:24 +01:00
parent 8d9b6e9088
commit 7e2acee49a
2 changed files with 174 additions and 1 deletions

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/* mbed Microcontroller Library
* Copyright (c) 2018, STMicroelectronics
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define ETHERNET 1
#ifndef USE_USER_DEFINED_HAL_ETH_MSPINIT
#include "stm32h7xx_hal.h"
#define ETH_TX_EN_Pin GPIO_PIN_11
#define ETH_TX_EN_GPIO_Port GPIOG
#define ETH_TXD1_Pin GPIO_PIN_12
#define ETH_TXD1_GPIO_Port GPIOG
#define ETH_TXD0_Pin GPIO_PIN_13
#define ETH_TXD0_GPIO_Port GPIOG
#define ETH_MDC_SAI4_D1_Pin GPIO_PIN_1
#define ETH_MDC_SAI4_D1_GPIO_Port GPIOC
#define ETH_MDIO_Pin GPIO_PIN_2
#define ETH_MDIO_GPIO_Port GPIOA
#define ETH_REF_CLK_Pin GPIO_PIN_1
#define ETH_REF_CLK_GPIO_Port GPIOA
#define ETH_CRS_DV_Pin GPIO_PIN_7
#define ETH_CRS_DV_GPIO_Port GPIOA
#define ETH_RXD0_Pin GPIO_PIN_4
#define ETH_RXD0_GPIO_Port GPIOC
#define ETH_RXD1_Pin GPIO_PIN_5
#define ETH_RXD1_GPIO_Port GPIOC
/**
* Override HAL Eth Init function
*/
void HAL_ETH_MspInit(ETH_HandleTypeDef *heth)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(heth->Instance == ETH)
{
#if !(defined(DUAL_CORE) && defined(CORE_CM4))
/* Disable DCache for STM32H7 family */
SCB_DisableDCache();
#endif
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOA_CLK_ENABLE();
// __HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
// __HAL_RCC_GPIOH_CLK_ENABLE();
/* Enable Peripheral clock */
__HAL_RCC_ETH1MAC_CLK_ENABLE();
__HAL_RCC_ETH1TX_CLK_ENABLE();
__HAL_RCC_ETH1RX_CLK_ENABLE();
/* Set pinstrap for 100mbit */
// TODO
/* Reset ETH Phy */
__HAL_RCC_GPIOJ_CLK_ENABLE();
GPIO_InitTypeDef gpio_eth_rst_init_structure;
gpio_eth_rst_init_structure.Pin = GPIO_PIN_15;
gpio_eth_rst_init_structure.Mode = GPIO_MODE_OUTPUT_PP;
gpio_eth_rst_init_structure.Pull = GPIO_NOPULL;
gpio_eth_rst_init_structure.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOJ, &gpio_eth_rst_init_structure);
gpio_eth_rst_init_structure.Pin = ETH_RXD0_Pin | ETH_RXD1_Pin;
HAL_GPIO_Init(GPIOC, &gpio_eth_rst_init_structure);
HAL_GPIO_WritePin(GPIOC, ETH_RXD0_Pin, 1);
HAL_GPIO_WritePin(GPIOC, ETH_RXD1_Pin, 1);
gpio_eth_rst_init_structure.Pin = ETH_CRS_DV_Pin;
HAL_GPIO_Init(GPIOA, &gpio_eth_rst_init_structure);
HAL_GPIO_WritePin(GPIOA, ETH_CRS_DV_Pin, 1);
HAL_Delay(25);
HAL_GPIO_WritePin(GPIOJ, GPIO_PIN_15, 0);
HAL_Delay(100);
HAL_GPIO_WritePin(GPIOJ, GPIO_PIN_15, 1);
/**ETH GPIO Configuration
PG11 ------> ETH_TX_EN
PG12 ------> ETH_TXD1
PG13 ------> ETH_TXD0
PC1 ------> ETH_MDC
PA2 ------> ETH_MDIO
PA1 ------> ETH_REF_CLK
PA7 ------> ETH_CRS_DV
PC4 ------> ETH_RXD0
PC5 ------> ETH_RXD1
*/
GPIO_InitStruct.Pin = ETH_TX_EN_Pin|ETH_TXD1_Pin|ETH_TXD0_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
GPIO_InitStruct.Pin = ETH_MDC_SAI4_D1_Pin|ETH_RXD0_Pin|ETH_RXD1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = ETH_MDIO_Pin|ETH_REF_CLK_Pin|ETH_CRS_DV_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
}
/**
* Override HAL Eth DeInit function
*/
void HAL_ETH_MspDeInit(ETH_HandleTypeDef *heth)
{
if(heth->Instance == ETH)
{
/* Peripheral clock disable */
__HAL_RCC_ETH1MAC_CLK_DISABLE();
__HAL_RCC_ETH1TX_CLK_DISABLE();
__HAL_RCC_ETH1RX_CLK_DISABLE();
/**ETH GPIO Configuration
PG11 ------> ETH_TX_EN
PG12 ------> ETH_TXD1
PG13 ------> ETH_TXD0
PC1 ------> ETH_MDC
PA2 ------> ETH_MDIO
PA1 ------> ETH_REF_CLK
PA7 ------> ETH_CRS_DV
PC4 ------> ETH_RXD0
PC5 ------> ETH_RXD1
*/
HAL_GPIO_DeInit(GPIOG, ETH_TX_EN_Pin|ETH_TXD1_Pin|ETH_TXD0_Pin);
HAL_GPIO_DeInit(GPIOC, ETH_MDC_SAI4_D1_Pin|ETH_RXD0_Pin|ETH_RXD1_Pin);
HAL_GPIO_DeInit(GPIOA, ETH_MDIO_Pin|ETH_REF_CLK_Pin|ETH_CRS_DV_Pin);
HAL_GPIO_WritePin(GPIOJ, GPIO_PIN_15, 0);
}
}
#endif /* USE_USER_DEFINED_HAL_ETH_MSPINIT */

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],
"device_has_add": [
"USBDEVICE",
"EMAC",
"QSPI"
],
"overrides": {
"system_power_supply": "PWR_SMPS_1V8_SUPPLIES_LDO",
"clock_source": "USE_PLL_HSE_EXTC",
"lse_available": 1,
"lpticker_delay_ticks": 0
"lpticker_delay_ticks": 0,
"network-default-interface-type": "ETHERNET"
},
"device_name": "STM32H747XIHx"
},