[HACK] clk: exynos7: Mark sclk_ufsunipro20_user as critical

Disabling this clock makes whole boot hang when pmic is not yet probed.

Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com>

drivers/clk/samsung/clk-exynos7.c

@@ -1056,7 +1056,7 @@ static const struct samsung_div_clock fsys1_div_clks[] __initconst = {
 static const struct samsung_gate_clock fsys1_gate_clks[] __initconst = {
 	GATE(SCLK_UFSUNIPRO20_USER, "sclk_ufsunipro20_user",
 		"mout_sclk_ufsunipro20_user",
-		ENABLE_SCLK_FSYS11, 20, 0, 0),
+		ENABLE_SCLK_FSYS11, 20, CLK_IS_CRITICAL, 0),
 
 	GATE(ACLK_MMC1, "aclk_mmc1", "mout_aclk_fsys1_200_user",
 		ENABLE_ACLK_FSYS1, 29, 0, 0),