On Fri, Sep 23, 2011 at 10:23:11PM +0200, Benoit Cousson wrote: > 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@xxxxxx> > Cc: Grant Likely <grant.likely@xxxxxxxxxxxx> > Cc: G, Manjunath Kondaiah <manjugk@xxxxxx> > --- > arch/arm/boot/dts/omap4-panda.dts | 29 +++++++++++++++++++++++++++++ > 1 files changed, 29 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/boot/dts/omap4-panda.dts > > diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts > new file mode 100644 > index 0000000..c702657 > --- /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"; Generally, we don't want bootargs in the .dts files; we want them added to the .dtb by the boot firmware. However, we are bootstrapping here, so I'm okay with it in the short term until firmware matures a bit more. > + }; > + > + memory { > + device_type = "memory"; > + reg = <0x80000000 0x40000000>; /* 1 GB */ > + }; > +}; > -- > 1.7.0.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html