[U-Boot] [U-Boot, 09/10] rockchip: rk3399: use grf structure to access reg

[Philipp Tomsich]

> Prefer to use structure to access register if we could.
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> ---
> 
>  arch/arm/mach-rockchip/rk3399/rk3399.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 

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