ARM: dts: msm: add cpufreq node for sdm439/429

Add msm cpufreq and devfreq node for sdm439/429,this is
needed for sys/devices/system/cpu and device frequency scaling.

CRs-Fixed: 2225705

Change-Id: I446f08eb19a3da5b9f9403122e02fd4ea8de9bc0
Signed-off-by: Biao long <blong@codeaurora.org>
2 files changed