ARM: dts: AM33XX: Add AES data and documentation

Add the generic AM33XX AES module's device tree data and
enable it for the am335x-evm, am335x-evmsk, and am335x-bone
platforms.  Also add Documentation file describing the data
for the AES module.

Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Joel Fernandes <joelf@ti.com>
[joelf@ti.com: Dropped interrupt-parent property, documentation fixups]
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>

4 files changed, 22 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index 8a9802ee6380..94ee427a6db1 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -23,3 +23,7 @@
 &sham {
         status = "okay";
 };
+
+&aes {
+        status = "okay";
+};
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 09786efc25c1..ff834add842d 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -527,3 +527,7 @@
 &sham {
         status = "okay";
 };
+
+&aes {
+        status = "okay";
+};
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index 08d5cd9e6457..5f12b28dd593 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -429,3 +429,7 @@
 &sham {
         status = "okay";
 };
+
+&aes {
+        status = "okay";
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 5f114a7f9484..e36aed69a363 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -721,5 +721,15 @@
                         dmas = <&edma 36>;
                         dma-names = "rx";
                 };
+
+                aes: aes@53500000 {
+                        compatible = "ti,omap4-aes";
+                        ti,hwmods = "aes";
+                        reg = <0x53500000 0xa0>;
+                        interrupts = <102>;
+                        dmas = <&edma 6>,
+                               <&edma 5>;
+                        dma-names = "tx", "rx";
+                };
         };
 };