[PATCH 05/12] riscv: Add the Allwinner SoC family Kconfig option

[Heiko Stübner]

Am Montag, 15. August 2022, 07:08:08 CEST schrieb Samuel Holland:
> Allwinner manufactures the sunxi family of application processors. This
> includes the "sun8i" series of ARMv7 SoCs, the "sun50i" series of ARMv8
> SoCs, and now the "sun20i" series of 64-bit RISC-V SoCs.
> 
> The first SoC in the sun20i series is D1, containing a single T-HEAD
> C906 core. D1s is a low-pin-count variant of D1 with co-packaged DRAM.
> 
> Most peripherals are shared across the entire chip family. In fact, the
> ARMv7 T113 SoC is pin-compatible and almost entirely register-compatible
> with the D1s.
> 
> This means many existing device drivers can be reused. To facilitate
> this reuse, name the symbol ARCH_SUNXI, since that is what the existing
> drivers have as their dependency.
> 
> Signed-off-by: Samuel Holland <samuel at sholland.org>

Reviewed-by: Heiko Stuebner <heiko at sntech.de>
Tested-by: Heiko Stuebner <heiko at sntech.de>