[U-Boot] [RESEND PATCH v2 11/15] riscv: Make start.S available for all targets

[Auer, Lukas]

On Mon, 2018-09-10 at 21:54 -0700, Bin Meng wrote:
> Currently start.S is inside arch/riscv/cpu/ax25/, but it can be
> common for all RISC-V targets.
> 
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
> 

Reviewed-by: Lukas Auer <lukas.auer at aisec.fraunhofer.de>