Samsung YP-R0: remove deprecated kernel module

This patch removes the deprecated kernel module to manage
the fm-radio chip on the ypr0 target.
http://gerrit.rockbox.org/r/#/c/1594/ implements the interface to
the i2c bus by using the i2c-dev kernel driver, no need for
additional complexity.

Change-Id: I0d09e2e9d1714b3cb8a72b3d79a91602a627cc90

utils/ypr0tools/rockbox.sh

@@ -63,13 +63,6 @@ echo "95" > /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold
 mount --bind /mnt/media0/.rockbox /.rockbox
 mount --bind /mnt/media0/Playlists /Playlists
 
-# replace Samsung's si470x.ko with our si4709.ko to support fm radio
-if [ -e /lib/modules/si4709.ko ]
-then
-  rmmod /lib/modules/si470x.ko
-  insmod /lib/modules/si4709.ko
-fi
-
 MAINFILE="/mnt/media0/.rockbox/rockbox"
 MAINFILE_ARGV=''
 MAINFILE_REDIRECT='>/dev/null 2>&1'