ARM: qcom: Enable basic support for Qualcomm platforms in multi_v7_defconfig

Enable support for the MSM8x60, MSM8960, and MSM8974 SoCs, clocks and
serial console as part of the standard multi_v7_defconfig.

Signed-off-by: Kumar Gala <galak@codeaurora.org>
[khilman: removed non-qcom changes]
Signed-off-by: Kevin Hilman <khilman@linaro.org>