clk: rockchip: rk3288: mark pclk_peri as critical clk

Avoid disable the parent clock after the child clock has disabled.

Change-Id: I1ea91afe0b6bbefd3a5d8e88641e4a3af5a368a4
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>

drivers/clk/rockchip/clk-rk3288.c

@@ -822,6 +822,7 @@ static const char *const rk3288_critical_clocks[] __initconst = {
 	"aclk_rga_niu",
 	"hclk_peri",
 	"hclk_vio_niu",
+	"pclk_peri",
 	"pclk_alive_niu",
 	"pclk_pd_pmu",
 	"pclk_pmu_niu",