> -ld0: 4-bit width, bus clock 50.000 MHz ... works well 20140330
^^^^^
4bit
> +ld0: 1-bit width, bus clock 166.250 MHz ... can't access 20140410
^^^^^
1bit
> +sdmmc0: SD_SEND_SCR send failed.
^^^^^^^^^^^^^^^^^^^
Function sdmmc_mem_sd_init fails.
> +sdmmc0: mem init failed