Disabling PCIE support currently lead to a crash because the code for erratum A010315 is still run. Add a conditional to only select CONFIG_SYS_FSL_ERRATUM_A010315 when CONFIG_PCIE_LAYERSCAPE is enabled. Signed-off-by: Alban Bedel <alban.bedel@aerq.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>