include/linux/spi/at73c213.h

   1 /*
   2  * Board-specific data used to set up AT73c213 audio DAC driver.
   3  */
   4
   5 #ifndef __LINUX_SPI_AT73C213_H
   6 #define __LINUX_SPI_AT73C213_H
   7
   8 /**
   9  * at73c213_board_info - how the external DAC is wired to the device.
  10  *
  11  * @ssc_id: SSC platform_driver id the DAC shall use to stream the audio.
  12  * @dac_clk: the external clock used to provide master clock to the DAC.
  13  * @shortname: a short discription for the DAC, seen by userspace tools.
  14  *
  15  * This struct contains the configuration of the hardware connection to the
  16  * external DAC. The DAC needs a master clock and a I2S audio stream. It also
  17  * provides a name which is used to identify it in userspace tools.
  18  */
  19 struct at73c213_board_info {
  20         int             ssc_id;
  21         struct clk      *dac_clk;
  22         char            shortname[32];
  23 };
  24
  25 #endif /* __LINUX_SPI_AT73C213_H */