/*
 * Copyright (C) 2020 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_nucleo-l552ze-q
 * @{
 *
 * @file
 * @brief       Peripheral MCU configuration for the nucleo-l552ze-q board
 *
 * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
 */

#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H

/* Add specific clock configuration (HSE, LSE) for this board here */
#ifndef CONFIG_BOARD_HAS_LSE
#define CONFIG_BOARD_HAS_LSE            1
#endif

#include "periph_cpu.h"
#include "clk_conf.h"
#include "cfg_i2c1_pb8_pb9.h"
#include "cfg_rtt_default.h"
#include "cfg_timer_tim5.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @name    UART configuration
 * @{
 */
static const uart_conf_t uart_config[] = {
    {
        .dev        = LPUART1,
        .rcc_mask   = RCC_APB1ENR2_LPUART1EN,
        .rx_pin     = GPIO_PIN(PORT_G, 8),
        .tx_pin     = GPIO_PIN(PORT_G, 7),
        .rx_af      = GPIO_AF8,
        .tx_af      = GPIO_AF8,
        .bus        = APB12,
        .irqn       = LPUART1_IRQn,
        .type       = STM32_LPUART,
        .clk_src    = 0, /* Use APB clock */
    },
    { /* Connected to Arduino D0/D1 */
        .dev        = USART3,
        .rcc_mask   = RCC_APB1ENR1_USART3EN,
        .rx_pin     = GPIO_PIN(PORT_D, 9),
        .tx_pin     = GPIO_PIN(PORT_D, 8),
        .rx_af      = GPIO_AF7,
        .tx_af      = GPIO_AF7,
        .bus        = APB1,
        .irqn       = USART3_IRQn,
        .type       = STM32_USART,
        .clk_src    = 0, /* Use APB clock */
    },
};

#define UART_0_ISR          (isr_lpuart1)
#define UART_1_ISR          (isr_usart3)

#define UART_NUMOF          ARRAY_SIZE(uart_config)
/** @} */

/**
 * @name   SPI configuration
 * @{
 */
static const spi_conf_t spi_config[] = {
    {
        .dev            = SPI1,
        .mosi_pin       = GPIO_PIN(PORT_A, 7),  /* Arduino D11 */
        .miso_pin       = GPIO_PIN(PORT_A, 6),  /* Arduino D12 */
        .sclk_pin       = GPIO_PIN(PORT_A, 5),  /* Arduino D13 */
        .cs_pin         = GPIO_UNDEF,
        .mosi_af        = GPIO_AF5,
        .miso_af        = GPIO_AF5,
        .sclk_af        = GPIO_AF5,
        .cs_af          = GPIO_AF5,
        .rccmask        = RCC_APB2ENR_SPI1EN,
        .apbbus         = APB2,
    },
};

#define SPI_NUMOF           ARRAY_SIZE(spi_config)
/** @} */


/**
 * @name    PWM configuration
 *
 * To find appriopate device and channel find in the MCU datasheet table
 * concerning "Alternate function AF0 to AF7" a text similar to TIM[X]_CH[Y],
 * where:
 * TIM[X] - is device,
 * [Y] - describes used channel (indexed from 0), for example TIM2_CH1 is
 * channel 0 in configuration structure (cc_chan - field),
 * Port column in the table describes connected port.
 *
 * For Nucleo-L552ZE-Q this information is in the datasheet, Table 22, page 122.
 *
 * @{
 */
static const pwm_conf_t pwm_config[] = {
    {
        .dev      = TIM2,
        .rcc_mask = RCC_APB1ENR1_TIM2EN,
        .chan     = { { .pin = GPIO_PIN(PORT_A, 0) /* CN10 D32 */, .cc_chan = 0},
                      { .pin = GPIO_PIN(PORT_A, 1) /* CN10  A8 */, .cc_chan = 1},
                      { .pin = GPIO_PIN(PORT_A, 2) /*  CN9  A1 */, .cc_chan = 2},
                      { .pin = GPIO_PIN(PORT_A, 3) /*  CN9  A0 */, .cc_chan = 3} },
        .af       = GPIO_AF1,
        .bus      = APB1
    },
    {
        .dev      = TIM3,
        .rcc_mask = RCC_APB1ENR1_TIM3EN,
        .chan     = { { .pin = GPIO_PIN(PORT_B, 4) /*  CN7 D25 */, .cc_chan = 0},
                      { .pin = GPIO_PIN(PORT_B, 5) /*  CN7 D22 */, .cc_chan = 1},
                      { .pin = GPIO_PIN(PORT_B, 0) /*  CN9  A3 */, .cc_chan = 2},
                      { .pin = GPIO_PIN(PORT_B, 1) /* CN10  A6 */, .cc_chan = 3} },
        .af       = GPIO_AF2,
        .bus      = APB1
    },
    {
        .dev      = TIM4,
        .rcc_mask = RCC_APB1ENR1_TIM4EN,
        .chan     = { { .pin = GPIO_PIN(PORT_D, 12) /*  CN7 D19 */, .cc_chan = 0},
                      { .pin = GPIO_PIN(PORT_B, 7)  /* Blue LD2 */, .cc_chan = 1},
                      { .pin = GPIO_PIN(PORT_D, 14) /*  CN7 D10 */, .cc_chan = 2},
                      { .pin = GPIO_PIN(PORT_D, 15) /*  CN7  D9 */, .cc_chan = 3} },
        .af       = GPIO_AF2,
        .bus      = APB1
    },
};

#define PWM_NUMOF           ARRAY_SIZE(pwm_config)

/** @} */

#ifdef __cplusplus
}
#endif

#endif /* PERIPH_CONF_H */
/** @} */