ASoC: tegra: Add GPIOLIB dependencies

For build coverage.
Signed-off-by: NMark Brown <broonie@linaro.org>
Acked-by: NStephen Warren <swarren@nvidia.com>

sound/soc/tegra/Kconfig

@@ -61,7 +61,7 @@ config SND_SOC_TEGRA30_I2S
 
 config SND_SOC_TEGRA_RT5640
 	tristate "SoC Audio support for Tegra boards using an RT5640 codec"
-	depends on SND_SOC_TEGRA && I2C
+	depends on SND_SOC_TEGRA && I2C && GPIOLIB
 	select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC
 	select SND_SOC_TEGRA30_I2S if ARCH_TEGRA_3x_SOC
 	select SND_SOC_RT5640
@@ -71,7 +71,7 @@ config SND_SOC_TEGRA_RT5640
 
 config SND_SOC_TEGRA_WM8753
 	tristate "SoC Audio support for Tegra boards using a WM8753 codec"
-	depends on SND_SOC_TEGRA && I2C
+	depends on SND_SOC_TEGRA && I2C && GPIOLIB
 	select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC
 	select SND_SOC_TEGRA30_I2S if ARCH_TEGRA_3x_SOC
 	select SND_SOC_WM8753
@@ -81,7 +81,7 @@ config SND_SOC_TEGRA_WM8753
 
 config SND_SOC_TEGRA_WM8903
 	tristate "SoC Audio support for Tegra boards using a WM8903 codec"
-	depends on SND_SOC_TEGRA && I2C
+	depends on SND_SOC_TEGRA && I2C && GPIOLIB
 	select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC
 	select SND_SOC_TEGRA30_I2S if ARCH_TEGRA_3x_SOC
 	select SND_SOC_WM8903
@@ -92,7 +92,7 @@ config SND_SOC_TEGRA_WM8903
 
 config SND_SOC_TEGRA_WM9712
 	tristate "SoC Audio support for Tegra boards using a WM9712 codec"
-	depends on SND_SOC_TEGRA && ARCH_TEGRA_2x_SOC
+	depends on SND_SOC_TEGRA && ARCH_TEGRA_2x_SOC && GPIOLIB
 	select SND_SOC_TEGRA20_AC97
 	select SND_SOC_WM9712
 	help
@@ -110,7 +110,7 @@ config SND_SOC_TEGRA_TRIMSLICE
 
 config SND_SOC_TEGRA_ALC5632
 	tristate "SoC Audio support for Tegra boards using an ALC5632 codec"
-	depends on SND_SOC_TEGRA && I2C
+	depends on SND_SOC_TEGRA && I2C && GPIOLIB
 	select SND_SOC_TEGRA20_I2S if ARCH_TEGRA_2x_SOC
 	select SND_SOC_ALC5632
 	help