arm/dts: Add initial device tree support for OMAP3 SoC

Add initial OMAP3 soc file with empty ocp bus.

Based on initial patch from Manju:
http://www.spinics.net/lists/linux-omap/msg55830.html

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Cc: G, Manjunath Kondaiah <manjugk@ti.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
new file mode 100644
index 000000000000..d558785c8b2c
--- /dev/null
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -0,0 +1,44 @@
+/*
+ * Device Tree Source for OMAP3 SoC
+ *
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+/include/ "skeleton.dtsi"
+
+/ {
+        compatible = "ti,omap3430", "ti,omap3";
+
+        /*
+         * The soc node represents the soc top level view. It is uses for IPs
+         * that are not memory mapped in the MPU view or for the MPU itself.
+         */
+        soc {
+                compatible = "ti,omap-infra";
+        };
+
+        /*
+         * XXX: Use a flat representation of the OMAP3 interconnect.
+         * The real OMAP interconnect network is quite complex.
+         * Since that will not bring real advantage to represent that in DT for
+         * the moment, just use a fake OCP bus entry to represent the whole bus
+         * hierarchy.
+         */
+        ocp {
+                compatible = "simple-bus";
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+                ti,hwmods = "l3_main";
+
+                intc: interrupt-controller@1 {
+                        compatible = "ti,omap3-intc";
+                        interrupt-controller;
+                        #interrupt-cells = <1>;
+                };
+        };
+};