On Dec 17, 2010, at 5:59 PM, York Sun wrote:
> diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/options.c
> b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
> index 774c0e4..38260f5 100644
> --- a/arch/powerpc/cpu/mpc8xxx/ddr/options.c
> +++ b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
> @@ -81,10 +81,13 @@ unsigned int populate_memctl_options(int
> all_DIMMs_registered,
> /* Operational Mode Paramters */
>
> /* Pick ECC modes */
> -#ifdef CONFIG_DDR_ECC
> - popts->ECC_mode = 1; /* 0 = disabled, 1 = enabled */
> -#else
> popts->ECC_mode = 0; /* 0 = disabled, 1 = enabled */
> +#ifdef CONFIG_DDR_ECC
> + if (hwconfig_sub("fsl_ddr", "ecc")) {
> + if (hwconfig_subarg_cmp("fsl_ddr", "ecc", "on"))
> + popts->ECC_mode = 1;
> + } else
> + popts->ECC_mode = 1;
> #endif
> popts->ECC_init_using_memctl = 1; /* 0 = use DMA, 1 = use memctl */
You'll need to update to use hwconfig_sub_f() & hwconfig_subarg_cmp_f()
- k
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