clk: qcom: smd-rpmcc: Add support for MSM8226 rpm clocks

Add compatible for rpm smd clocks, PMIC and bus clocks which are required
on MSM8226 for clients to vote on.

Signed-off-by: Bartosz Dudziak <bartosz.dudziak@snejp.pl>
Link: https://lore.kernel.org/r/20210605104040.12960-1-bartosz.dudziak@snejp.pl


Signed-off-by: Stephen Boyd <sboyd@kernel.org>