ARM: DT: tegra114: add GPIO DT entry

Tegra114 has the GPIO controllers with 8 GPIO bank and each bank
supports 32 pins.

Add DT entry for GPIO controller. Tegra114 GPIO controller is
compatible with Tegra30 GPIO controller driver.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi
index 366c177..8f7ea18 100644 (file)
--- a/arch/arm/boot/dts/tegra114.dtsi
+++ b/arch/arm/boot/dts/tegra114.dtsi
@@ -37,6 +37,23 @@
                reg = <0x6000c004 0x14c>;
        };
 
+       gpio: gpio {
+               compatible = "nvidia,tegra114-gpio", "nvidia,tegra30-gpio";
+               reg = <0x6000d000 0x1000>;
+               interrupts = <0 32 0x04
+                             0 33 0x04
+                             0 34 0x04
+                             0 35 0x04
+                             0 55 0x04
+                             0 87 0x04
+                             0 89 0x04
+                             0 125 0x04>;
+               #gpio-cells = <2>;
+               gpio-controller;
+               #interrupt-cells = <2>;
+               interrupt-controller;
+       };
+
        serial@70006000 {
                compatible = "nvidia,tegra114-uart", "nvidia,tegra20-uart";
                reg = <0x70006000 0x40>;