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authorBenoit Cousson <b-cousson@ti.com>2011-07-14 01:44:54 +0530
committerBenoit Cousson <b-cousson@ti.com>2011-10-04 22:27:03 +0200
commit295e98c60b8cee05e02f0a055dbc12a08b0378c1 (patch)
tree7b2a387453515f6e144adc56a13c782aa75511b8 /arch/arm/boot
parent189892f496cd01bf1af149bd6f7f380fcf67489d (diff)
arm/dts: Add support for OMAP3 Beagle board
Add OMAP3 beagleboard DTS file to use the omap3.dtsi SoC file. Add a default bootargs line to allow a boot from RAMDISK. Add memory node information. Signed-off-by: Benoit Cousson <b-cousson@ti.com> Acked-by: Grant Likely <grant.likely@secretlab.ca> Cc: G, Manjunath Kondaiah <manjugk@ti.com>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/omap3-beagle.dts29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
new file mode 100644
index 00000000000..9486be62bcd
--- /dev/null
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+/include/ "omap3.dtsi"
+
+/ {
+ model = "TI OMAP3 BeagleBoard";
+ compatible = "ti,omap3-beagle", "ti,omap3";
+
+ /*
+ * Since the initial device tree board file does not create any
+ * devices (MMC, network...), the only way to boot is to provide a
+ * ramdisk.
+ */
+ chosen {
+ bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug earlyprintk";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x20000000>; /* 512 MB */
+ };
+};