1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 23b0a899cSHans-Christian Egtvedt#SPI drivers 33b0a899cSHans-Christian Egtvedt 489fe5117STakashi Iwaimenuconfig SND_SPI 589fe5117STakashi Iwai bool "SPI sound devices" 689fe5117STakashi Iwai depends on SPI 789fe5117STakashi Iwai default y 889fe5117STakashi Iwai help 989fe5117STakashi Iwai Support for sound devices connected via the SPI bus. 1089fe5117STakashi Iwai 1189fe5117STakashi Iwaiif SND_SPI 123b0a899cSHans-Christian Egtvedt 13eafe5708SHans-Christian Egtvedtconfig SND_AT73C213 14eafe5708SHans-Christian Egtvedt tristate "Atmel AT73C213 DAC driver" 15eafe5708SHans-Christian Egtvedt depends on ATMEL_SSC 16eafe5708SHans-Christian Egtvedt select SND_PCM 17eafe5708SHans-Christian Egtvedt help 18eafe5708SHans-Christian Egtvedt Say Y here if you want to use the Atmel AT73C213 external DAC. This 19eafe5708SHans-Christian Egtvedt DAC can be found on Atmel development boards. 20eafe5708SHans-Christian Egtvedt 21eafe5708SHans-Christian Egtvedt This driver requires the Atmel SSC driver for sound sink, a 22*0a2fd172SHans-Christian Noren Egtvedt peripheral found on most AT91 microprocessors. 23eafe5708SHans-Christian Egtvedt 24eafe5708SHans-Christian Egtvedt To compile this driver as a module, choose M here: the module will be 25eafe5708SHans-Christian Egtvedt called snd-at73c213. 26eafe5708SHans-Christian Egtvedt 27eafe5708SHans-Christian Egtvedtconfig SND_AT73C213_TARGET_BITRATE 28eafe5708SHans-Christian Egtvedt int "Target bitrate for AT73C213" 29eafe5708SHans-Christian Egtvedt depends on SND_AT73C213 30eafe5708SHans-Christian Egtvedt default "48000" 31eafe5708SHans-Christian Egtvedt range 8000 50000 32eafe5708SHans-Christian Egtvedt help 33eafe5708SHans-Christian Egtvedt Sets the target bitrate for the bitrate calculator in the driver. 34eafe5708SHans-Christian Egtvedt Limited by hardware to be between 8000 Hz and 50000 Hz. 35eafe5708SHans-Christian Egtvedt 36eafe5708SHans-Christian Egtvedt Set to 48000 Hz by default. 37eafe5708SHans-Christian Egtvedt 3889fe5117STakashi Iwaiendif # SND_SPI 3989fe5117STakashi Iwai 40