I made a thread on this in the Hacking section, but it felt more like a tutorial to me.
That's why I'm reposting it here.
INSTRUCTIONS:
1.) You'll have to find the patch, since I'm not sure if it's legal (hint: romhack) and then use XDELTA (UI version is recommended if you're not comfortable with command line) to apply it to your own ROM.
2.) Rename the ROM to whatever (mine was phantomdpad.nds), use a zipping program to zip it and then rename the resulting .zip...
[Tutorial] Modify TLoZ: Phantom Hourglass so you can play with button controls
That's why I'm reposting it here.
INSTRUCTIONS:
1.) You'll have to find the patch, since I'm not sure if it's legal (hint: romhack) and then use XDELTA (UI version is recommended if you're not comfortable with command line) to apply it to your own ROM.
2.) Rename the ROM to whatever (mine was phantomdpad.nds), use a zipping program to zip it and then rename the resulting .zip...
[Tutorial] Modify TLoZ: Phantom Hourglass so you can play with button controls