1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 #SPI drivers 2 #SPI drivers
3 3
4 menuconfig SND_SPI 4 menuconfig SND_SPI
5 bool "SPI sound devices" 5 bool "SPI sound devices"
6 depends on SPI 6 depends on SPI
7 default y 7 default y
8 help 8 help
9 Support for sound devices connected 9 Support for sound devices connected via the SPI bus.
10 10
11 if SND_SPI 11 if SND_SPI
12 12
13 config SND_AT73C213 13 config SND_AT73C213
14 tristate "Atmel AT73C213 DAC driver" 14 tristate "Atmel AT73C213 DAC driver"
15 depends on ATMEL_SSC 15 depends on ATMEL_SSC
16 select SND_PCM 16 select SND_PCM
17 help 17 help
18 Say Y here if you want to use the At 18 Say Y here if you want to use the Atmel AT73C213 external DAC. This
19 DAC can be found on Atmel developmen 19 DAC can be found on Atmel development boards.
20 20
21 This driver requires the Atmel SSC d 21 This driver requires the Atmel SSC driver for sound sink, a
22 peripheral found on most AT91 microp 22 peripheral found on most AT91 microprocessors.
23 23
24 To compile this driver as a module, 24 To compile this driver as a module, choose M here: the module will be
25 called snd-at73c213. 25 called snd-at73c213.
26 26
27 config SND_AT73C213_TARGET_BITRATE 27 config SND_AT73C213_TARGET_BITRATE
28 int "Target bitrate for AT73C213" 28 int "Target bitrate for AT73C213"
29 depends on SND_AT73C213 29 depends on SND_AT73C213
30 default "48000" 30 default "48000"
31 range 8000 50000 31 range 8000 50000
32 help 32 help
33 Sets the target bitrate for the bitr 33 Sets the target bitrate for the bitrate calculator in the driver.
34 Limited by hardware to be between 80 34 Limited by hardware to be between 8000 Hz and 50000 Hz.
35 35
36 Set to 48000 Hz by default. 36 Set to 48000 Hz by default.
37 37
38 endif # SND_SPI 38 endif # SND_SPI
39 39
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