hx4k-pmod/programmer_firmware/include/config.hpp at master · rschlaikjer/hx4k-pmod · GitHub

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#pragma once

#include <libopencm3/cm3/nvic.h>
#include <libopencm3/stm32/gpio.h>
#include <libopencm3/stm32/rcc.h>
#include <libopencm3/stm32/spi.h>
#include <libopencm3/stm32/timer.h>
#include <libopencm3/stm32/usart.h>

// To try and makes this firmware adaptable to other use cases, the IO defines
// for all peripherals have been broken out here for easier meddling.

namespace config {

// Direct FPGA interface
static const rcc_periph_clken fpga_en_rcc = RCC_GPIOB;
static const uint32_t fpga_en_port = GPIOB;
static const uint32_t fpga_en_pin = GPIO10;

// Flash chip IO configuration
static const uint32_t bitstream_flash_spi = SPI1;
static const rcc_periph_clken bitstream_flash_gpio_rcc = RCC_GPIOA;
static const rcc_periph_clken bitstream_flash_spi_rcc = RCC_SPI1;
static const uint32_t bitstream_flash_spi_port = GPIOA;
static const uint16_t bitstream_flash_spi_pins = GPIO5 | GPIO6 | GPIO7;
static const uint8_t bitstream_flash_spi_af = GPIO_AF0;

// Flash chip select
static const rcc_periph_clken bitstream_flash_cs_rcc = RCC_GPIOA;
static const uint32_t bitstream_flash_cs_port = GPIOA;
static const uint16_t bitstream_flash_cs_pins = GPIO4;

// UART (bridged to USB CDC-ACM endpoint)
static const uint32_t fpga_uart = USART1;
static const rcc_periph_clken fpga_uart_gpio_rcc = RCC_GPIOB;
static const rcc_periph_clken fpga_uart_rcc = RCC_USART1;
static const uint8_t fpga_uart_irq = NVIC_USART1_IRQ;
static const uint32_t fpga_uart_port = GPIOB;
static const uint16_t fpga_uart_pins = GPIO6 | GPIO7;
static const uint8_t fpga_uart_af = 0;
static const uint32_t fpga_uart_baudrate = 2'000'000;

// USB vendor / product information
static const uint16_t usb_id_vendor = 0x1209;
static const uint16_t usb_id_product = 0x0001;
static const uint16_t usb_id_bcd_device_revision = 0x0200;
// USB Strings
static const char *usb_string_manufacturer = "Ross Schlaikjer";
static const char *usb_string_product = "FPGA Bitstream Programmer";

// RGB status LEDs
static const rcc_periph_clken rgb_led_gpio_rcc = RCC_GPIOA;
static const uint32_t rgb_led_port = GPIOA;
static const uint16_t rgb_led_pin_r = GPIO10;
static const uint16_t rgb_led_pin_g = GPIO9;
static const uint16_t rgb_led_pin_b = GPIO8;
// Timer for PWM control of LEDs
static const rcc_periph_clken rgb_led_timer_rcc = RCC_TIM1;
static const uint32_t rgb_led_timer = TIM1;
static const uint8_t rgb_led_timer_af = GPIO_AF2;

} // namespace config