ASoC: tegra: Add machine driver for WM8753 codec

One such machine is Whistler.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig
index 5331c61..c1c8e95 100644
--- a/sound/soc/tegra/Kconfig
+++ b/sound/soc/tegra/Kconfig
@@ -48,6 +48,16 @@
 	  Tegra30 I2S interface. You will also need to select the individual
 	  machine drivers to support below.
 
+config SND_SOC_TEGRA_WM8753
+	tristate "SoC Audio support for Tegra boards using a WM8753 codec"
+	depends on SND_SOC_TEGRA && I2C
+	select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC
+	select SND_SOC_TEGRA30_I2S if ARCH_TEGRA_3x_SOC
+	select SND_SOC_WM8753
+	help
+	  Say Y or M here if you want to add support for SoC audio on Tegra
+	  boards using the WM8753 codec, such as Whistler.
+
 config MACH_HAS_SND_SOC_TEGRA_WM8903
 	bool
 	help