ASoC: tegra: Enable COMPILE_TEST builds

Since there is no architecture dependency in the code allow it to be built
on any platform when COMPILE_TEST is enabled.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig
index 66b7a06..8fc653c 100644
--- a/sound/soc/tegra/Kconfig
+++ b/sound/soc/tegra/Kconfig
@@ -1,6 +1,6 @@
 config SND_SOC_TEGRA
 	tristate "SoC Audio for the Tegra System-on-Chip"
-	depends on ARCH_TEGRA && TEGRA20_APB_DMA
+	depends on (ARCH_TEGRA && TEGRA20_APB_DMA) || COMPILE_TEST
 	select REGMAP_MMIO
 	select SND_SOC_GENERIC_DMAENGINE_PCM
 	help