Unverified Commit 06ca24e9 authored by Codrin Ciubotariu's avatar Codrin Ciubotariu Committed by Mark Brown
Browse files

ASoC: mchp-spdiftx: add driver for S/PDIF TX Controller 



The new SPDIF TX controller is a serial port compliant with the IEC-
60958 standard. It also supports programmable User Data and Channel
Status fields.

This IP is embedded in Microchip's sama7g5 SoC.

Signed-off-by: default avatarCodrin Ciubotariu <codrin.ciubotariu@microchip.com>
Link: https://lore.kernel.org/r/20200909145348.367033-2-codrin.ciubotariu@microchip.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent dd8c0c0b

sound/soc/atmel/Kconfig

+12 −0
Original line number Diff line number Diff line
@@ -132,4 +132,16 @@ config SND_MCHP_SOC_I2S_MCC 
	  and supports a Time Division Multiplexed (TDM) interface with

	  external multi-channel audio codecs.



config SND_MCHP_SOC_SPDIFTX

	tristate "Microchip ASoC driver for boards using S/PDIF TX"

	depends on OF && (ARCH_AT91 || COMPILE_TEST)

	select SND_SOC_GENERIC_DMAENGINE_PCM

	select REGMAP_MMIO

	help

	  Say Y or M if you want to add support for Microchip S/PDIF TX ASoc

	  driver on the following Microchip platforms:

	  - sama7g5



	  This S/PDIF TX driver is compliant with IEC-60958 standard and

	  includes programable User Data and Channel Status fields.

endif

sound/soc/atmel/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ snd-soc-atmel-pcm-dma-objs := atmel-pcm-dma.o 
snd-soc-atmel_ssc_dai-objs := atmel_ssc_dai.o

snd-soc-atmel-i2s-objs := atmel-i2s.o

snd-soc-mchp-i2s-mcc-objs := mchp-i2s-mcc.o

snd-soc-mchp-spdiftx-objs := mchp-spdiftx.o



# pdc and dma need to both be built-in if any user of

# ssc is built-in.
@@ -17,6 +18,7 @@ endif 
obj-$(CONFIG_SND_ATMEL_SOC_SSC) += snd-soc-atmel_ssc_dai.o

obj-$(CONFIG_SND_ATMEL_SOC_I2S) += snd-soc-atmel-i2s.o

obj-$(CONFIG_SND_MCHP_SOC_I2S_MCC) += snd-soc-mchp-i2s-mcc.o

obj-$(CONFIG_SND_MCHP_SOC_SPDIFTX) += snd-soc-mchp-spdiftx.o



# AT91 Machine Support

snd-soc-sam9g20-wm8731-objs := sam9g20_wm8731.o

sound/soc/atmel/mchp-spdiftx.c

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