ARM: tegra: add DT entry for KBC controller

NVIDIA's Tegra SoCs have the matrix keyboard controller which
supports 16x8 type of matrix. The number of rows and columns
are configurable.

Add DT entry for KBC controller.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
[swarren: added clocks property]
Signed-off-by: Stephen Warren <swarren@nvidia.com>

2 files changed, 16 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index c4c0bb76dd6c..47534d9970bd 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -404,6 +404,14 @@
                 status = "disabled";
         };
 
+        kbc {
+                compatible = "nvidia,tegra20-kbc";
+                reg = <0x7000e200 0x100>;
+                interrupts = <0 85 0x04>;
+                clocks = <&tegra_car 36>;
+                status = "disabled";
+        };
+
         pmc {
                 compatible = "nvidia,tegra20-pmc";
                 reg = <0x7000e400 0x400>;
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index a67fc13ec36d..ff4a0ca45983 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -413,6 +413,14 @@
                 status = "disabled";
         };
 
+        kbc {
+                compatible = "nvidia,tegra30-kbc", "nvidia,tegra20-kbc";
+                reg = <0x7000e200 0x100>;
+                interrupts = <0 85 0x04>;
+                clocks = <&tegra_car 36>;
+                status = "disabled";
+        };
+
         pmc {
                 compatible = "nvidia,tegra20-pmc", "nvidia,tegra30-pmc";
                 reg = <0x7000e400 0x400>;