[U-Boot] [U-Boot, 06/10] rockchip: rk3288: use grf structure to access soc_con2

[Philipp Tomsich]

> Prefer to use structure to access register if we can.
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
> 
>  arch/arm/mach-rockchip/rk3288/rk3288.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 

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