arm/dts: Add minimal device tree support for omap2420 and omap2430

Add minimal device tree support for omap2420 and omap2430.

This is needed to keep the uart functional on omap2 after
omap_serial_init is removed from board-generic.c.

Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 67 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi
new file mode 100644
index 000000000000..f2ab4ea7cc0e
--- /dev/null
+++ b/arch/arm/boot/dts/omap2.dtsi
@@ -0,0 +1,67 @@
+/*
+ * Device Tree Source for OMAP2 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,omap2430", "ti,omap2420", "ti,omap2";
+
+        aliases {
+                serial0 = &uart1;
+                serial1 = &uart2;
+                serial2 = &uart3;
+        };
+
+        cpus {
+                cpu@0 {
+                        compatible = "arm,arm1136jf-s";
+                };
+        };
+
+        soc {
+                compatible = "ti,omap-infra";
+                mpu {
+                        compatible = "ti,omap2-mpu";
+                        ti,hwmods = "mpu";
+                };
+        };
+
+        ocp {
+                compatible = "simple-bus";
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+                ti,hwmods = "l3_main";
+
+                intc: interrupt-controller@1 {
+                        compatible = "ti,omap2-intc";
+                        interrupt-controller;
+                        #interrupt-cells = <1>;
+                };
+
+                uart1: serial@4806a000 {
+                        compatible = "ti,omap2-uart";
+                        ti,hwmods = "uart1";
+                        clock-frequency = <48000000>;
+                };
+
+                uart2: serial@4806c000 {
+                        compatible = "ti,omap2-uart";
+                        ti,hwmods = "uart2";
+                        clock-frequency = <48000000>;
+                };
+
+                uart3: serial@4806e000 {
+                        compatible = "ti,omap2-uart";
+                        ti,hwmods = "uart3";
+                        clock-frequency = <48000000>;
+                };
+        };
+};