uboot-imx

powerpc/t104x, t102x: Update CPC debug register value in PBI commands

Update PBI command in pbi_cfg files to keep register bit
to default reset value while configuring CPC
as SRAM

Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>