ARM: tegra: Enable the mic-detect gpio on Acer Chromebook 13

Enables the gpio-base mic detection on the Acer Chromebook 13.  This
gpio is set by the jack-detection chip when it notices either of the
TRRS type headsets with a microphone.

Signed-off-by: Dylan Reid <dgreid@chromium.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra124-nyan-big.dts b/arch/arm/boot/dts/tegra124-nyan-big.dts
index 53181d31024713796897f5980cf9994339eb691f..004e8e4e1c04f08a9b23a10c22c864c8e1011cf2 100644 (file)
--- a/arch/arm/boot/dts/tegra124-nyan-big.dts
+++ b/arch/arm/boot/dts/tegra124-nyan-big.dts
@@ -1131,6 +1131,8 @@
                clock-names = "pll_a", "pll_a_out0", "mclk";
 
                nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(I, 7) GPIO_ACTIVE_HIGH>;
+               nvidia,mic-det-gpios =
+                               <&gpio TEGRA_GPIO(R, 7) GPIO_ACTIVE_HIGH>;
        };
 };