clk: Warn about critical clks that fail to enable
If we don't warn here users of the CLK_IS_CRITICAL flag may not know that their clk isn't actually enabled because it silently fails to enable. Let's print a warning in that case so developers find these problems faster. Suggested-by: Jerome Brunet <jbrunet@baylibre.com> Cc: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Stephen Boyd <sboyd@kernel.org> Link: https://lkml.kernel.org/r/20200102005503.71923-1-sboyd@kernel.orgReviewed-by: Jerome Brunet <jbrunet@baylibre.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net>
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