summaryrefslogtreecommitdiff
path: root/include/linux/spi/at73c213.h
blob: cbca6654aa3138cd5be03d175d5bde8e44916c80 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
/* 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 */