clk: rockchip: rk1808: add cpll as critical clk

Change-Id: Ibf02b6ed9916e774d7a82f33ac7f96e3395e4e88
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>

drivers/clk/rockchip/clk-rk1808.c

@@ -1160,6 +1160,7 @@ static const char *const rk1808_critical_clocks[] __initconst = {
 	"pclk_ddr_grf",
 	"aclk_gic",
 	"hsclk_imem",
+	"cpll",
 };
 
 static void __iomem *rk1808_cru_base;