/* * Copyright (C) 2023 Gunar Schorcht * * 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_sipeed_longan_nano * @{ * * @file * @brief Board specific definitions for the SeeedStudio GD32 RISC-V board * * @author Gunar Schorcht */ #ifndef PERIPH_CONF_H #define PERIPH_CONF_H #include "macros/units.h" #ifndef CONFIG_BOARD_HAS_HXTAL #define CONFIG_BOARD_HAS_HXTAL 1 /**< The board provides a high frequency oscillator. */ #endif #ifndef CONFIG_BOARD_HAS_LXTAL #define CONFIG_BOARD_HAS_LXTAL 1 /**< The board provides a low frequency oscillator. */ #endif #ifndef CONFIG_CLOCK_HXTAL #define CONFIG_CLOCK_HXTAL MHZ(8) /**< HXTAL frequency */ #endif #include "periph_cpu.h" #include "periph_common_conf.h" #include "cfg_timer_default.h" #include "cfg_uart_default.h" #ifdef __cplusplus extern "C" { #endif /** * @name PWM configuration * @{ */ static const pwm_conf_t pwm_config[] = { { .dev = TIMER4, .rcu_mask = RCU_APB1EN_TIMER4EN_Msk, .chan = { { .pin = GPIO_PIN(PORT_A, 1), .cc_chan = 1 }, { .pin = GPIO_PIN(PORT_A, 2), .cc_chan = 2 }, /* unused channels have to be defined by GPIO_UNDEF */ { .pin = GPIO_UNDEF, .cc_chan = 0 }, { .pin = GPIO_UNDEF, .cc_chan = 3 }, }, .af = GPIO_AF_OUT_PP, .bus = APB1, }, #if !defined(MODULE_PERIPH_CAN) { .dev = TIMER3, .rcu_mask = RCU_APB1EN_TIMER3EN_Msk, .chan = { { .pin = GPIO_PIN(PORT_B, 8), .cc_chan = 2 }, { .pin = GPIO_PIN(PORT_B, 9), .cc_chan = 3 }, /* unused channels have to be defined by GPIO_UNDEF */ { .pin = GPIO_UNDEF, .cc_chan = 0 }, { .pin = GPIO_UNDEF, .cc_chan = 1 }, }, .af = GPIO_AF_OUT_PP, .bus = APB1, }, #endif }; #define PWM_NUMOF ARRAY_SIZE(pwm_config) /** @} */ #ifdef __cplusplus } #endif #endif /* PERIPH_CONF_H */ /** @} */