linux-kernel - [PATCH v2 1/6] ASoC: atmel: enable SOC_SSC_PDC and SOC_SSC

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Date:   Sat, 24 Aug 2019 22:26:52 +0200
From:   Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:     alsa-devel@...a-project.org, devicetree@...r.kernel.org
Cc:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Arnd Bergmann <arnd@...db.de>,
        Chas Williams <3chas3@...il.com>,
        Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Liam Girdwood <lgirdwood@...il.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Mark Brown <broonie@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Rob Herring <robh-dt@...nel.org>,
        Takashi Iwai <tiwai@...e.com>, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/6] ASoC: atmel: enable SOC_SSC_PDC and SOC_SSC_DMA in
 Kconfig

Allow SSC to be used on platforms described using audio-graph-card
in Device Tree.

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>

---
 v2: extended to PDC mode
     reworked and fixed Kconfig option dependencies

---
 sound/soc/atmel/Kconfig | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

diff --git a/sound/soc/atmel/Kconfig b/sound/soc/atmel/Kconfig
index 06c1d5ce642c..f118c229ed82 100644
--- a/sound/soc/atmel/Kconfig
+++ b/sound/soc/atmel/Kconfig
@@ -12,25 +12,31 @@ if SND_ATMEL_SOC
 config SND_ATMEL_SOC_PDC
 	tristate
 	depends on HAS_DMA
-	default m if SND_ATMEL_SOC_SSC_PDC=m && SND_ATMEL_SOC_SSC=m
-	default y if SND_ATMEL_SOC_SSC_PDC=y || (SND_ATMEL_SOC_SSC_PDC=m && SND_ATMEL_SOC_SSC=y)
-
-config SND_ATMEL_SOC_SSC_PDC
-	tristate
 
 config SND_ATMEL_SOC_DMA
 	tristate
 	select SND_SOC_GENERIC_DMAENGINE_PCM
-	default m if SND_ATMEL_SOC_SSC_DMA=m && SND_ATMEL_SOC_SSC=m
-	default y if SND_ATMEL_SOC_SSC_DMA=y || (SND_ATMEL_SOC_SSC_DMA=m && SND_ATMEL_SOC_SSC=y)
-
-config SND_ATMEL_SOC_SSC_DMA
-	tristate
 
 config SND_ATMEL_SOC_SSC
 	tristate
-	default y if SND_ATMEL_SOC_SSC_DMA=y || SND_ATMEL_SOC_SSC_PDC=y
-	default m if SND_ATMEL_SOC_SSC_DMA=m || SND_ATMEL_SOC_SSC_PDC=m
+
+config SND_ATMEL_SOC_SSC_PDC
+	tristate "SoC PCM DAI support for AT91 SSC controller using PDC"
+	depends on ATMEL_SSC
+	select SND_ATMEL_SOC_PDC
+	select SND_ATMEL_SOC_SSC
+	help
+	  Say Y or M if you want to add support for Atmel SSC interface
+	  in PDC mode configured using audio-graph-card in device-tree.
+
+config SND_ATMEL_SOC_SSC_DMA
+	tristate "SoC PCM DAI support for AT91 SSC controller using DMA"
+	depends on ATMEL_SSC
+	select SND_ATMEL_SOC_DMA
+	select SND_ATMEL_SOC_SSC
+	help
+	  Say Y or M if you want to add support for Atmel SSC interface
+	  in DMA mode configured using audio-graph-card in device-tree.
 
 config SND_AT91_SOC_SAM9G20_WM8731
 	tristate "SoC Audio support for WM8731-based At91sam9g20 evaluation board"
-- 
2.20.1