searching patch for albook (keyboard)

[Guillaume Florey]

Hi all,
I'm searching for the patch for the keyboard backlight for my powerbook G4:
$ cat /proc/cpuinfo
processor       : 0
cpu             : 7447A, altivec supported
clock           : 1499MHz
revision        : 1.1 (pvr 8003 0101)
bogomips        : 1495.04
machine         : PowerBook5,4
motherboard     : PowerBook5,4 MacRISC3 Power Macintosh
detected as     : 287 (PowerBook G4 15")
pmac flags      : 0000001b
L2 cache        : 512K unified
memory          : 512MB
pmac-generation : NewWorld

Thanks for the help

Greatings

Guillaume