U-Boot upstreaming

[Cédric Le Goater]

Hello,

> OK, so I actually tried this and it works! I did it on my branch 
> so that I can just quickly give it a try and don't really have time 
> to prepare proper patch today (this being Friday and all), but this 
> is the summary of required changes: (the patch is also attached,
>  just in case, but you won't be able to apply it)

nice one :) 

but do we need any of this if we are to remove lowlevel_init ?

> --- a/include/configs/ast-common.h
> +++ b/include/configs/ast-common.h
> @@ -33,10 +33,10 @@
>  #define CONFIG_SYS_DCACHE_OFF1
> 
> // Config changes -- this is the most important part. U-Boot will use these to setup stack and heap for us.
>  
>  #define CONFIG_SYS_SDRAM_BASEAST_DRAM_BASE
> -#define CONFIG_SYS_INIT_RAM_ADDRCONFIG_SYS_SDRAM_BASE
> -#define CONFIG_SYS_INIT_RAM_SIZE(32*1024)
> +#define CONFIG_SYS_INIT_RAM_ADDR(AST_SRAM_BASE)
> +#define CONFIG_SYS_INIT_RAM_SIZE(36*1024)
>  #define CONFIG_SYS_INIT_RAM_END(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE)
> -#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_END - GENERATED_GBL_DATA_SIZE)
> +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_END)

That is a fix I have included in my branch.

Thanks,

C.

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