[U-Boot] [linux-sunxi] [RFC PATCH 4/8] sunxi: add SUNXI_R_CPUCFG_BASE for A83T SoC

Chen-Yu Tsai wens at csie.org
Wed Jun 7 03:48:38 UTC 2017


On Wed, Jun 7, 2017 at 8:47 AM, Icenowy Zheng <icenowy at aosc.io> wrote:
> A83T SoC has two part of CPUCFG configurations -- one part is at
> 0x01700000, which contains most of the controls, and is like the one in
> A80; the another part is at 0x01f01c00 (like other post-sun6i SoCs), but
> contains now only a few registers.
>
> Call it SUNXI_R_CPUCFG_BASE, like what the BSP Linux source code did.
>
> Signed-off-by: Icenowy Zheng <icenowy at aosc.io>
> ---
>  arch/arm/include/asm/arch-sunxi/cpu_sun4i.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
> index a96680d8e8..5c74714084 100644
> --- a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
> +++ b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h
> @@ -179,6 +179,8 @@ defined(CONFIG_MACH_SUN50I)
>      !defined CONFIG_MACH_SUN8I_A83T && \
>      !defined CONFIG_MACH_SUN8I_R40
>  #define SUNXI_CPUCFG_BASE              0x01f01c00
> +#elif defined CONFIG_MACH_SUN8I_A83T
> +#define SUNXI_R_CPUCFG_BASE            0x01f01c00
>  #endif

Since this is unrelated to CPUCFG (which we might use later on),
Just put it in a separate #ifdef section, instead of with the
other CPUCFG ones.

ChenYu

>
>  #define SUNXI_R_TWI_BASE               0x01f02400
> --
> 2.12.2
>
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