linux-phytec-fsl

MLK-13441-5 ARM: imx: add new clk types

Add below new clock types to support new SoC:

composite clk;
frac-divider;
pfdv2;
pllv4.

These clock types are for i.MX7ULP and maybe
following SoCs.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Bai Ping <ping.bai@nxp.com>
[Octavian: fix build warning by using u64 in do_div ops]
Signed-off-by: Octavian Purdila <octavian.purdila@nxp.com>