ASoC: Ux500: Add platform-driver

Add platform-driver handling all DMA-activities.

Signed-off-by: Ola Lilja <ola.o.lilja@stericsson.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/ux500/Kconfig b/sound/soc/ux500/Kconfig
index 44cf434..1d38515 100644
--- a/sound/soc/ux500/Kconfig
+++ b/sound/soc/ux500/Kconfig
@@ -12,3 +12,10 @@
 config SND_SOC_UX500_PLAT_MSP_I2S
 	tristate
 	depends on SND_SOC_UX500
+
+config SND_SOC_UX500_PLAT_DMA
+	tristate "Platform - DB8500 (DMA)"
+	depends on SND_SOC_UX500
+	select SND_SOC_DMAENGINE_PCM
+	help
+		Say Y if you want to enable the Ux500 platform-driver.