Add bindings and update documentation for clock rpmh driver on SM8450.
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211201072310.3968679-3-vkoul@kernel.org