sc16is752.h

/*
 * Copyright (c) 2016 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Dornierstr. 4
 *  82178 Puchheim
 *  Germany
 *  <info@embedded-brains.de>
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rtems.org/license/LICENSE.
 */

#ifndef LIBBSP_ARM_ATSAM_SC16IS752_H
#define LIBBSP_ARM_ATSAM_SC16IS752_H

#include <rtems/irq-extension.h>
#include <libchip/chip.h>

#include <dev/serial/sc16is752.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef struct {
  sc16is752_spi_context base;
  Pin irq_pin;
  rtems_interrupt_server_entry irqs_entry;
  rtems_interrupt_server_action irqs_action;
  uint32_t irqs_index;
} atsam_sc16is752_spi_context;

typedef struct {
  const char *device_path;

  sc16is752_mode mode;

  uint32_t input_frequency;

  const char *spi_path;

  uint8_t spi_chip_select;

  uint32_t spi_speed_hz;

  const Pin irq_pin;

  uint32_t server_index;
} atsam_sc16is752_spi_config;

int atsam_sc16is752_spi_create(
  atsam_sc16is752_spi_context      *ctx,
  const atsam_sc16is752_spi_config *config
);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* LIBBSP_ARM_ATSAM_SC16IS752_H */