Add uenvcmd

src/freedombone-image-hardware-setup

@@ -154,6 +154,7 @@ arm_setup_boot() {
     arm_loadaddr='0x46000000'
     arm_initrd_addr='0x48000000'
     arm_fdtaddr='0x47000000'
+    arm_uenvcmd=
 
     arm_boot_script=/boot/boot.cmd
 
@@ -162,6 +163,7 @@ arm_setup_boot() {
                arm_initrd_addr='0x88080000'
                arm_fdtaddr='0x88000000'
                arm_boot_script=/boot/uEnv.txt
+               arm_uenvcmd='uenvcmd='
                ;;
     esac
 
@@ -193,7 +195,7 @@ setenv loadfdt load mmc \${mmcdev}:\${mmcpart} \${fdtaddr} /dtbs/\${fdtfile}
 setenv loadfiles run loadkernel\\; run loadinitrd\\; run loadfdt
 setenv mmcargs setenv bootargs init=/lib/systemd/systemd console=\${console} root=\${mmcroot} rootfstype=\${mmcrootfstype} rootflags=\${mmcrootflags} ifnames=0 slub_debug=FZP slab_nomerge page_poison=1
 
-run loadfiles; run mmcargs; bootz \${loadaddr} \${initrd_addr}:\${initrd_size} \${fdtaddr}
+${arm_uenvcmd}run loadfiles; run mmcargs; bootz \${loadaddr} \${initrd_addr}:\${initrd_size} \${fdtaddr}
 EOF
 
     if [ "$arm_boot_script" = "/boot/boot.cmd" ]; then