27 lines
828 B
C
27 lines
828 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Board-specific data used to set up AT73c213 audio DAC driver.
|
|
*/
|
|
|
|
#ifndef __LINUX_SPI_AT73C213_H
|
|
#define __LINUX_SPI_AT73C213_H
|
|
|
|
/**
|
|
* at73c213_board_info - how the external DAC is wired to the device.
|
|
*
|
|
* @ssc_id: SSC platform_driver id the DAC shall use to stream the audio.
|
|
* @dac_clk: the external clock used to provide master clock to the DAC.
|
|
* @shortname: a short discription for the DAC, seen by userspace tools.
|
|
*
|
|
* This struct contains the configuration of the hardware connection to the
|
|
* external DAC. The DAC needs a master clock and a I2S audio stream. It also
|
|
* provides a name which is used to identify it in userspace tools.
|
|
*/
|
|
struct at73c213_board_info {
|
|
int ssc_id;
|
|
struct clk *dac_clk;
|
|
char shortname[32];
|
|
};
|
|
|
|
#endif /* __LINUX_SPI_AT73C213_H */
|