On 20/02/2018 11:08, Maxim Yu. Osipov wrote:
> This reverts commit edf0093732225c2fd0791c3864e9a3eef1f92f19 for
> cm_fx6 iMX.6 Solo module as it causes frequent (around 10 percent of
> power cycles) board's hangs.
>
> These hangs happen in SPL when BSS is being initialized in SDRAM -
> it appear that variables from BSS contain trash values which lead to board
> hangs. Looks like that SDRAM doesn't yet finish initialization in these
> cases.
>
> Signed-off-by: Maxim Yu. Osipov <mosi...@ilbers.de>
> ---
> board/compulab/cm_fx6/spl.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/board/compulab/cm_fx6/spl.c b/board/compulab/cm_fx6/spl.c
> index 56aac60239..16e5bf8dfa 100644
> --- a/board/compulab/cm_fx6/spl.c
> +++ b/board/compulab/cm_fx6/spl.c
> @@ -107,8 +107,6 @@ static struct mx6_ddr_sysinfo cm_fx6_sysinfo_s = {
> .mif3_mode = 3,
> .rst_to_cke = 0x23,
> .sde_to_rst = 0x10,
> - .refsel = 1, /* Refresh cycles at 32KHz */
> - .refr = 7, /* 8 refresh commands per refresh cycle */
> };
>
> static struct mx6_ddr3_cfg cm_fx6_ddr3_cfg_s = {
>
Reviewed-by: Stefano Babic <sba...@denx.de>
Best regards,
Stefano Babic
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