doc: rockchip: Update build instruction for rk3308

After commit d8765e2422cd ("Enable building of u-boot.itb
on Rockchip platform"), u-boot.itb will automatically
generated by "make all" command, manually command
"make u-boot.itb" is no longer needed.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/doc/README.rockchip b/doc/README.rockchip
index 67c14006a373716f272c888aa9694b445935f9d7..dae4ebc8e47591f01f00f718f5c3e45cc8d86ab2 100644 (file)
--- a/doc/README.rockchip
+++ b/doc/README.rockchip
@@ -108,7 +108,6 @@ For example:
      => export BL31=/path/to/rkbin/bin/rk33/rk3308_bl31_v2.22.elf
      => make roc-rk3308-cc_defconfig
      => make CROSS_COMPILE=aarch64-linux-gnu- all
-     => make CROSS_COMPILE=aarch64-linux-gnu- u-boot.itb
      => ./tools/mkimage -n rk3308 -T rksd -d /path/to/rkbin/bin/rk33/rk3308_ddr_589MHz_uart2_m0_v1.26.bin idbloader.img
      => cat spl/u-boot-spl.bin  >> idbloader.img