ARM: tegra: Enable SGTL5000 audio

The NVIDIA Tegra 3 aka T30 based Apalis T30 and Colibri T30 as well as
the new Tegra K1 aka TK1 based Apalis TK1 modules contain a Freescale
SGTL5000 analogue audio codec.
Signed-off-by: NMarcel Ziswiler <marcel@ziswiler.com>
Reviewed-by: NStephen Warren <swarren@nvidia.com>
Signed-off-by: NMarcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

arch/arm/configs/tegra_defconfig

@@ -209,6 +209,7 @@ CONFIG_SND_SOC_TEGRA_WM9712=y
 CONFIG_SND_SOC_TEGRA_TRIMSLICE=y
 CONFIG_SND_SOC_TEGRA_ALC5632=y
 CONFIG_SND_SOC_TEGRA_MAX98090=y
+CONFIG_SND_SOC_TEGRA_SGTL5000=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_TEGRA=y