clk: WARN_ON about to disable a critical clock

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Michael Turquette <mturquette@baylibre.com>
Link: lkml.kernel.org/r/1455225554-13267-3-git-send-email-mturquette@baylibre.com
(cherry picked from commit 2e20fbf592621b2c2aeddd82e0fa3dad053cce03)
Git-commit: 2e20fbf592621b2c2aeddd82e0fa3dad053cce03
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git



Change-Id: I88418dd25f356402219d7ff36ce791370c69114a
Signed-off-by: Taniya Das <tdas@codeaurora.org>