OMAP3: overo : Add environment variable optargs to bootargs

This allows the user can easily add extra kernel arguments. Very helpful
for reserving memory for the DSP without rewriting the entire kernel
argument line.

Signed-off-by: Philip Balister <philip@opensdr.com>
Tested-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h
index 657323543936925d3c84743834826dae91b8a0ac..afdefd95572d7e2c7a46d21053c52377a8f5e845 100644 (file)
--- a/include/configs/omap3_overo.h
+++ b/include/configs/omap3_overo.h
@@ -157,6 +157,7 @@
        "loadaddr=0x82000000\0" \
        "console=ttyO2,115200n8\0" \
        "mpurate=500\0" \
+       "optargs=\0" \
        "vram=12M\0" \
        "dvimode=1024x768MR-16@60\0" \
        "defaultdisplay=dvi\0" \
@@ -166,6 +167,7 @@
        "nandroot=/dev/mtdblock4 rw\0" \
        "nandrootfstype=jffs2\0" \
        "mmcargs=setenv bootargs console=${console} " \
+               "${optargs} " \
                "mpurate=${mpurate} " \
                "vram=${vram} " \
                "omapfb.mode=dvi:${dvimode} " \
@@ -173,6 +175,7 @@
                "root=${mmcroot} " \
                "rootfstype=${mmcrootfstype}\0" \
        "nandargs=setenv bootargs console=${console} " \
+               "${optargs} " \
                "mpurate=${mpurate} " \
                "vram=${vram} " \
                "omapfb.mode=dvi:${dvimode} " \