This flag is a no-op now (see commit 
47b0eeb3dc8a "clk: Deprecate
CLK_IS_ROOT", 2016-02-02) so remove it.
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
 
                return 0;
 
        /* Root clock */
-       clk = clk_register_fixed_rate(NULL, dev_name(lpss->dev), NULL,
-                                     CLK_IS_ROOT, lpss->info->clk_rate);
+       clk = clk_register_fixed_rate(NULL, dev_name(lpss->dev), NULL, 0,
+                                     lpss->info->clk_rate);
        if (IS_ERR(clk))
                return PTR_ERR(clk);