u-boot: remove rpi ramdisk quirk for aarch64

the u-boot bug that destroy the ramdisk on aarch64 is fixed now

Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

config/u-boot/boot.cmd

@@ -34,14 +34,6 @@ if test "${board}" = "sunxi"; then
 	setenv fdtfile ${DTBSUNXI};
 fi;
 
-# Quirk for RPi on aarch64 becuase u-boot cannot use the
-# initrd on aarch64 and without ramdisk no UUID
-if test ${cpu} = "armv8"; then
-	if test ${board} = "rpi"; then
-		setenv root_dev /dev/mmcblk0p3;
-	fi;
-fi;
-
 # Check if serial console is enabled
 if test "${SERIAL-CONSOLE}" = "ON"; then
 	if test ${console} = ""; then
@@ -97,14 +89,6 @@ else
 	setenv ramdisk_addr -;
 fi;
 
-# Quirk for RPi on aarch64 becuase u-boot cannot use the
-# initrd on aarch64
-if test ${cpu} = "armv8"; then
-	if test ${board} = "rpi"; then
-		setenv ramdisk_addr -;
-	fi;
-fi;
-
 bootz ${kernel_addr_r} ${ramdisk_addr} ${fdt_addr_r};
 booti ${kernel_addr_r} ${ramdisk_addr} ${fdt_addr_r};