Merge remote-tracking branch 'fslc/2017.09+fslc' into 2017.09+ossystems
* fslc/2017.09+fslc:
imx: Fix regression with CONFIG_DM_MMC=y
ARM: imx6: Add DHCOM i.MX6 PDK board support
imx: mx7: spl: remove redundant SATA definitionas
mx6: sys_proto: Add prototypes for imx6_pcie_toggle() functions
mx6: clock: Add a prototype for do_mx6_showclocks()
i.mx6ul: xpress: update UART init for current board revision
mx6slevk: Use PARTUUID to specify the rootfs location
drivers: pci: imx: fix imx_pcie_remove function
