[U-Boot] rockchip: enable TPL_SYSRESET for all rockchip SoCs

[Philipp Tomsich]

> With Makefiles testing for $(SPL_TPL_)SYSRESET, we need TPL_SYSRESET
> for do_reset() in TPL for Rockchip SoCs.
> 
> References: 87c16d4 "drivers: spl: consistently use the $(SPL_TPL_)
> macro"
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
> 
>  arch/arm/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 

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