[U-Boot] [PATCH] drivers:net:fsl-mc: Update MC address calculation

[York Sun]

On 06/23/2017 03:30 AM, Priyanka Jain wrote:
> Update MC address caluclation as per MC design requirement
> of address as least significant 512MB address
> of MC private allocated memory.
> 
> Signed-off-by: Priyanka Jain <priyanka.jain at nxp.com>
> Signed-off-by: Ashish Kumar <ashish.kumar at nxp.com>
> ---
>   drivers/net/fsl-mc/mc.c |    7 ++++++-
>   1 files changed, 6 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
> index eeecb2d..623586c 100644
> --- a/drivers/net/fsl-mc/mc.c
> +++ b/drivers/net/fsl-mc/mc.c
> @@ -704,10 +704,15 @@ int get_dpl_apply_status(void)
>   
>   /**
>    * Return the MC address of private DRAM block.
> + * MC address should be least significant 512MB address
> + * of MC private memory
>    */
>   u64 mc_get_dram_addr(void)
>   {
> -	return gd->arch.resv_ram;
> +	size_t mc_ram_size = mc_get_dram_block_size();
> +
> +	return (gd->arch.resv_ram + mc_ram_size - 1) &
> +		MC_RAM_BASE_ADDR_ALIGNMENT_MASK;
>   }
>   
>   /**
> 

Priyanka,

This looks odd. You already have the address aligned by 
CONFIG_SYS_MC_RSV_MEM_ALIGN (512MB by default), tracked by 
gd->arch.resv_ram. Did you find the address is wrong sometimes?

York