[U-Boot] rockchip: update boot0 hook

[Philipp Tomsich]

> armv7 SPL: TAG(overwrite 'b 1f')+'b reset' + ARM_VECTORS
> armv7 U-Boot: ARM_VECTORS
> armv8 SPL: TAG(overwrite 'b 1f')+'b reset' + Reserved_iram(rk3399)
> armv8 U-Boot: 'b reset'
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
> 
>  arch/arm/include/asm/arch-rockchip/boot0.h | 14 +++++++++-----
>  1 file changed, 9 insertions(+), 5 deletions(-)
> 

Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>