File content as of revision 0:e9fd5575b10e:

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/**************************************************************************//**
* @file          R_BSP_Spdif.h
* @brief         SPDIF API
******************************************************************************/


#ifndef R_BSP_SPDIF_H
#define R_BSP_SPDIF_H

#if defined(TARGET_RZ_A2XX)
#define R_BSP_SPDIF_ENABLE    1

#include <stdint.h>
#include "R_BSP_SerialFamily.h"
#include "R_BSP_SpdifDef.h"
#include "rtos.h"
#include "pinmap.h"


/** A class to communicate a R_BSP_Spdif
 *
 */
class R_BSP_Spdif : public R_BSP_SerialFamily {

public:

    /** Constructor
     *
     * @param audio_clk  audio clock
     * @param tx  SPDIF serial data output
     * @param rx  SPDIF serial data input
     */
    R_BSP_Spdif(PinName audio_clk, PinName tx, PinName rx);

    /** Destructor
     *
     */
    virtual ~R_BSP_Spdif();

    /** Initialization
     *
     * @param p_ch_cfg SPDIF channel configuration parameter
     * @param max_write_num The upper limit of write buffer (SPDIF)
     * @param max_read_num  The upper limit of read buffer (SPDIF)
     * @return true = success, false = failure
     */
    void init(const spdif_channel_cfg_t* const p_ch_cfg, int32_t max_write_num, int32_t max_read_num);

    /** Get a value of SPDIF channel number
     *
     * @return SPDIF channel number
     */
    int32_t GetSsifChNo(void) {
        return spdif_ch;
    };

    /** Save configuration to the SPDIF driver
     *
     * @param p_ch_cfg SPDIF channel configuration parameter
     * @return true = success, false = failure
     */
    bool ConfigChannel(const spdif_channel_cfg_t* const p_ch_cfg);

    bool SetChannelStatus(uint32_t status_Lch, uint32_t status_Rch);
    bool GetChannelStatus(uint32_t * p_status_Lch, uint32_t * p_status_Rch);
    bool SetTransAudioBit(int direction, char length);

private:
    int32_t spdif_ch;
};
#endif /* TARGET_RZ_A2XX */

#endif