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authorBenoit Cousson <b-cousson@ti.com>2011-08-16 15:57:51 +0200
committerBenoit Cousson <b-cousson@ti.com>2011-10-04 22:26:59 +0200
commit38eb2ae65859b8c1bbb0cd07a173ad19de39b746 (patch)
treeb7392cd46a3778bde419e2575ee808cd71511621 /arch/arm/boot
parentd9fda07af7fbb989cf68ba7d2f370320f05664d8 (diff)
downloadlinux-38eb2ae65859b8c1bbb0cd07a173ad19de39b746.tar.bz2
arm/dts: Add support for OMAP4 PandaBoard
Based on the original omap4-panda.dts file from Manju. http://www.spinics.net/lists/linux-omap/msg55836.html Add memory information and a default bootargs to allow a boot from RAMDISK. 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/omap4-panda.dts29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
new file mode 100644
index 000000000000..c7026578ce7d
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-panda.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/ "omap4.dtsi"
+
+/ {
+ model = "TI OMAP4 PandaBoard";
+ compatible = "ti,omap4-panda", "ti,omap4430", "ti,omap4";
+
+ /*
+ * 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";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x40000000>; /* 1 GB */
+ };
+};