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RIOT/boards/stm32f746g-disco/include/periph_conf.h

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/*
* Copyright (C) 2021 Inria
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup boards_stm32f746g-disco
* @{
*
* @file
* @brief Configuration of CPU peripherals for STM32F746G-DISCO board
*
* @author Alexandre Abadie <alexandre.abadie@inria.fr>
*/
#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H
/* This board provides an LSE */
#ifndef CONFIG_BOARD_HAS_LSE
#define CONFIG_BOARD_HAS_LSE 1
#endif
/* This board provides an HSE */
#ifndef CONFIG_BOARD_HAS_HSE
#define CONFIG_BOARD_HAS_HSE 1
#endif
/* The HSE provides a 25MHz clock */
#define CLOCK_HSE MHZ(25)
#include <stdint.h>
#include "periph_cpu.h"
#include "clk_conf.h"
#include "cfg_rtt_default.h"
#include "cfg_timer_tim2.h"
#include "cfg_usb_otg_fs.h"
#include "mii.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @name DMA streams configuration
* @{
*/
static const dma_conf_t dma_config[] = {
{ .stream = 15 }, /* DMA2 Stream 7 - USART1_TX */
{ .stream = 14 }, /* DMA2 Stream 6 - USART6_TX */
{ .stream = 6 }, /* DMA1 Stream 6 - USART2_TX */
{ .stream = 3 }, /* DMA1 Stream 3 - SPI2_RX */
{ .stream = 4 }, /* DMA1 Stream 4 - SPI2_TX */
{ .stream = 11 }, /* DMA2 Stream 3 - SPI4_RX */
{ .stream = 12 }, /* DMA2 Stream 4 - SPI4_TX */
{ .stream = 8 }, /* DMA2 Stream 0 - ETH_TX */
};
#define DMA_0_ISR isr_dma2_stream7
#define DMA_1_ISR isr_dma2_stream6
#define DMA_2_ISR isr_dma1_stream6
#define DMA_3_ISR isr_dma2_stream2
#define DMA_4_ISR isr_dma2_stream5
#define DMA_5_ISR isr_dma2_stream3
#define DMA_6_ISR isr_dma2_stream4
#define DMA_7_ISR isr_dma2_stream0
#define DMA_NUMOF ARRAY_SIZE(dma_config)
/** @} */
/**
* @name UART configuration
* @{
*/
static const uart_conf_t uart_config[] = {
{
.dev = USART1,
.rcc_mask = RCC_APB2ENR_USART1EN,
.rx_pin = GPIO_PIN(PORT_B, 7),
.tx_pin = GPIO_PIN(PORT_A, 9),
.rx_af = GPIO_AF7,
.tx_af = GPIO_AF7,
.bus = APB2,
.irqn = USART1_IRQn,
#ifdef MODULE_PERIPH_DMA
.dma = 0,
.dma_chan = 4
#endif
},
{ /* Arduino connectors */
.dev = USART6,
.rcc_mask = RCC_APB2ENR_USART6EN,
.rx_pin = GPIO_PIN(PORT_C, 6),
.tx_pin = GPIO_PIN(PORT_C, 7),
.rx_af = GPIO_AF7,
.tx_af = GPIO_AF7,
.bus = APB2,
.irqn = USART6_IRQn,
#ifdef MODULE_PERIPH_DMA
.dma = 1,
.dma_chan = 5
#endif
},
};
#define UART_0_ISR (isr_usart1)
#define UART_0_DMA_ISR (isr_dma2_stream7)
#define UART_6_ISR (isr_usart6)
#define UART_6_DMA_ISR (isr_dma2_stream6)
#define UART_NUMOF ARRAY_SIZE(uart_config)
/** @} */
/**
* @name SPI configuration
* @{
*/
static const spi_conf_t spi_config[] = {
{
.dev = SPI2,
.mosi_pin = GPIO_PIN(PORT_B, 15),
.miso_pin = GPIO_PIN(PORT_B, 14),
.sclk_pin = GPIO_PIN(PORT_I, 1),
.cs_pin = SPI_CS_UNDEF,
.mosi_af = GPIO_AF5,
.miso_af = GPIO_AF5,
.sclk_af = GPIO_AF5,
.cs_af = GPIO_AF5,
.rccmask = RCC_APB1ENR_SPI2EN,
.apbbus = APB1,
#ifdef MODULE_PERIPH_DMA
.tx_dma = 4,
.tx_dma_chan = 0,
.rx_dma = 3,
.rx_dma_chan = 0,
#endif
},
};
#define SPI_NUMOF ARRAY_SIZE(spi_config)
/** @} */
/**
* @name I2C configuration
* @{
*/
static const i2c_conf_t i2c_config[] = {
{
.dev = I2C1,
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PORT_B, 8),
.sda_pin = GPIO_PIN(PORT_B, 9),
.scl_af = GPIO_AF4,
.sda_af = GPIO_AF4,
.bus = APB1,
.rcc_mask = RCC_APB1ENR_I2C1EN,
.irqn = I2C1_ER_IRQn,
},
{
.dev = I2C3,
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PORT_H, 7),
.sda_pin = GPIO_PIN(PORT_H, 8),
.scl_af = GPIO_AF4,
.sda_af = GPIO_AF4,
.bus = APB1,
.rcc_mask = RCC_APB1ENR_I2C3EN,
.irqn = I2C3_ER_IRQn,
},
};
#define I2C_0_ISR isr_i2c1_er
#define I2C_1_ISR isr_i2c3_er
#define I2C_NUMOF ARRAY_SIZE(i2c_config)
/** @} */
/**
* @name ETH configuration
* @{
*/
static const eth_conf_t eth_config = {
.mode = RMII,
.speed = MII_BMCR_SPEED_100 | MII_BMCR_FULL_DPLX,
.dma = 7,
.dma_chan = 8,
.phy_addr = 0x00,
.pins = {
GPIO_PIN(PORT_G, 13), /* TXD0 */
GPIO_PIN(PORT_G, 14), /* TXD1 */
GPIO_PIN(PORT_G, 11), /* TX_EN */
GPIO_PIN(PORT_C, 4), /* RXD0 */
GPIO_PIN(PORT_C, 5), /* RXD1 */
GPIO_PIN(PORT_A, 7), /* CRS_DV */
GPIO_PIN(PORT_C, 1), /* MDC */
GPIO_PIN(PORT_A, 2), /* MDIO */
GPIO_PIN(PORT_A, 1), /* REF_CLK */
}
};
#define ETH_DMA_ISR isr_dma2_stream0
/** @} */
/**
* @name LTDC configuration
* @{
*/
/** LTDC static configuration struct */
static const ltdc_conf_t ltdc_config = {
.bus = APB2,
.rcc_mask = RCC_APB2ENR_LTDCEN,
.clk_pin = { .pin = GPIO_PIN(PORT_I, 14), .af = GPIO_AF14, },
.de_pin = { .pin = GPIO_PIN(PORT_K, 7), .af = GPIO_AF14, },
.hsync_pin = { .pin = GPIO_PIN(PORT_I, 10), .af = GPIO_AF14, },
.vsync_pin = { .pin = GPIO_PIN(PORT_I, 9), .af = GPIO_AF14, },
.r_pin = {
{ .pin = GPIO_PIN(PORT_I, 15), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 0), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 1), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 2), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 3), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 4), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 5), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 6), .af = GPIO_AF14, },
},
.g_pin = {
{ .pin = GPIO_PIN(PORT_J, 7), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 8), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 9), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 10), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 11), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_K, 0), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_K, 1), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_K, 2), .af = GPIO_AF14, },
},
.b_pin = {
{ .pin = GPIO_PIN(PORT_E, 4), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 13), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 14), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_J, 15), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_G, 12), .af = GPIO_AF9, },
{ .pin = GPIO_PIN(PORT_K, 4), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_K, 5), .af = GPIO_AF14, },
{ .pin = GPIO_PIN(PORT_K, 6), .af = GPIO_AF14, },
},
/* values below come from STM32CubeF7 code and differ from the typical
* values mentioned in the RK043FN48H datasheet. Both sets of values work
* with the display.
* See the discussion in https://community.st.com/s/question/0D50X0000BOvdWP/how-to-set-displays-parameters-
*/
.hsync = 41,
.vsync = 10,
.hbp = 13,
.hfp = 32,
.vbp = 2,
.vfp = 2,
};
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* PERIPH_CONF_H */
/** @} */
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