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path: root/drivers/clk/rockchip/clk-rk3368.c
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Diffstat (limited to 'drivers/clk/rockchip/clk-rk3368.c')
-rw-r--r--drivers/clk/rockchip/clk-rk3368.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/clk/rockchip/clk-rk3368.c b/drivers/clk/rockchip/clk-rk3368.c
index 9c5d61e698ef..7e6b783e6eee 100644
--- a/drivers/clk/rockchip/clk-rk3368.c
+++ b/drivers/clk/rockchip/clk-rk3368.c
@@ -818,6 +818,10 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
GATE(0, "sclk_timer00", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 0, GFLAGS),
};
+static const char *const rk3368_critical_clocks[] __initconst = {
+ "pclk_pd_pmu",
+};
+
static void __init rk3368_clk_init(struct device_node *np)
{
void __iomem *reg_base;
@@ -862,6 +866,8 @@ static void __init rk3368_clk_init(struct device_node *np)
RK3368_GRF_SOC_STATUS0);
rockchip_clk_register_branches(rk3368_clk_branches,
ARRAY_SIZE(rk3368_clk_branches));
+ rockchip_clk_protect_critical(rk3368_critical_clocks,
+ ARRAY_SIZE(rk3368_critical_clocks));
rockchip_clk_register_armclk(ARMCLKB, "armclkb",
mux_armclkb_p, ARRAY_SIZE(mux_armclkb_p),