/*
 * Copyright (C) 2015  Freie Universität Berlin
 *
 * 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_nucleo-f334
 * @{
 *
 * @file
 * @brief       Peripheral MCU configuration for the nucleo-f334 board
 *
 * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
 * @author      Kaspar Schleiser <kaspar.schleiser@fu-berlin.de>
 */

#ifndef PERIPH_CONF_H_
#define PERIPH_CONF_H_

#include "periph_cpu.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @name Clock system configuration
 * @{
 **/
#define CLOCK_HSE           (8000000U)          /* external oscillator */
#define CLOCK_CORECLOCK     (72000000U)         /* desired core clock frequency */

/* the actual PLL values are automatically generated */
#define CLOCK_PLL_MUL       (CLOCK_CORECLOCK / CLOCK_HSE)
#define CLOCK_AHB_DIV       RCC_CFGR_HPRE_DIV1
#define CLOCK_APB2_DIV      RCC_CFGR_PPRE2_DIV1
#define CLOCK_APB1_DIV      RCC_CFGR_PPRE1_DIV2
#define CLOCK_FLASH_LATENCY FLASH_ACR_LATENCY_1

/* bus clocks for simplified peripheral initialization, UPDATE MANUALLY! */
#define CLOCK_AHB           (CLOCK_CORECLOCK / 1)
#define CLOCK_APB2          (CLOCK_CORECLOCK / 1)
#define CLOCK_APB1          (CLOCK_CORECLOCK / 2)
/** @} */

/**
 * @brief   DAC configuration
 * @{
 */
#define DAC_NUMOF           (0)
/** @} */

/**
 * @brief   DAC configuration
 * @{
 */
#define DAC_NUMOF           (0)
/** @} */

/**
 * @brief Timer configuration
 * @{
 */
static const timer_conf_t timer_config[] = {
    {
        .dev      = TIM2,
        .max      = 0xffffffff,
        .rcc_mask = RCC_APB1ENR_TIM2EN,
        .bus      = APB1,
        .irqn     = TIM2_IRQn
    }
};

#define TIMER_0_ISR         (isr_tim2)

#define TIMER_NUMOF         (sizeof(timer_config) / sizeof(timer_config[0]))
/** @} */

/**
 * @brief UART configuration
 * @}
 */
#define UART_NUMOF          (1U)
#define UART_0_EN           1
#define UART_IRQ_PRIO       1

/* UART 0 device configuration */
#define UART_0_DEV          USART2
#define UART_0_CLKEN()      (periph_clk_en(APB1, RCC_APB1ENR_USART2EN))
#define UART_0_CLK          (CLOCK_CORECLOCK / 2)   /* UART clock runs with 32MHz (F_CPU / 1) */
#define UART_0_IRQ_CHAN     USART2_IRQn
#define UART_0_ISR          isr_usart2
/* UART 0 pin configuration */
#define UART_0_PORT         GPIOA
#define UART_0_PORT_CLKEN() (periph_clk_en(AHB, RCC_AHBENR_GPIOAEN))
#define UART_0_RX_PIN       3
#define UART_0_TX_PIN       2
#define UART_0_AF           7
/** @} */

/**
 * @brief   PWM configuration
 * @{
 */
static const pwm_conf_t pwm_config[] = {
    {
        .dev      = TIM3,
        .rcc_mask = RCC_APB1ENR_TIM3EN,
        .pins     = { GPIO_PIN(PORT_C, 6), GPIO_PIN(PORT_C, 7),
                      GPIO_PIN(PORT_C, 8), GPIO_PIN(PORT_C, 9) },
        .af       = GPIO_AF2,
        .chan     = 4,
        .bus      = APB1
    }
};

#define PWM_NUMOF           (sizeof(pwm_config) / sizeof(pwm_config[0]))
/** @} */

/**
 * @name SPI configuration
 * @{
 */
#define SPI_NUMOF           (1U)
#define SPI_0_EN            1
#define SPI_IRQ_PRIO        1

/* SPI 0 device config */
#define SPI_0_DEV               SPI1
#define SPI_0_CLKEN()           (periph_clk_en(APB2, RCC_APB2ENR_SPI1EN))
#define SPI_0_CLKDIS()          (periph_clk_dis(APB2, RCC_APB2ENR_SPI1EN))
#define SPI_0_IRQ               SPI1_IRQn
#define SPI_0_IRQ_HANDLER       isr_spi1
/* SPI 0 pin configuration */
#define SPI_0_SCK_PORT          GPIOA
#define SPI_0_SCK_PIN           5
#define SPI_0_SCK_AF            5
#define SPI_0_SCK_PORT_CLKEN()  (periph_clk_en(AHB, RCC_AHBENR_GPIOAEN))
#define SPI_0_MISO_PORT         GPIOA
#define SPI_0_MISO_PIN          6
#define SPI_0_MISO_AF           5
#define SPI_0_MISO_PORT_CLKEN() (periph_clk_en(AHB, RCC_AHBENR_GPIOAEN))
#define SPI_0_MOSI_PORT         GPIOA
#define SPI_0_MOSI_PIN          7
#define SPI_0_MOSI_AF           5
#define SPI_0_MOSI_PORT_CLKEN() (periph_clk_en(AHB, RCC_AHBENR_GPIOAEN))
/** @} */

#ifdef __cplusplus
}
#endif

#endif /* PERIPH_CONF_H_ */
/** @} */