clk: imx: make clk_ops const

Make these const as they are only stored in the const field of a
clk_init_data structure.

Signed-off-by: Bhumika Goyal <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/imx/clk-busy.c

···
 	return ret;
 }
 
-static struct clk_ops clk_busy_divider_ops = {
+static const struct clk_ops clk_busy_divider_ops = {
 	.recalc_rate = clk_busy_divider_recalc_rate,
 	.round_rate = clk_busy_divider_round_rate,
 	.set_rate = clk_busy_divider_set_rate,
···
 	return ret;
 }
 
-static struct clk_ops clk_busy_mux_ops = {
+static const struct clk_ops clk_busy_mux_ops = {
 	.get_parent = clk_busy_mux_get_parent,
 	.set_parent = clk_busy_mux_set_parent,
 };

drivers/clk/imx/clk-gate2.c

···
 	spin_unlock_irqrestore(gate->lock, flags);
 }
 
-static struct clk_ops clk_gate2_ops = {
+static const struct clk_ops clk_gate2_ops = {
 	.enable = clk_gate2_enable,
 	.disable = clk_gate2_disable,
 	.disable_unused = clk_gate2_disable_unused,

drivers/clk/imx/clk-pllv1.c

···
 	return ull;
 }
 
-static struct clk_ops clk_pllv1_ops = {
+static const struct clk_ops clk_pllv1_ops = {
 	.recalc_rate = clk_pllv1_recalc_rate,
 };
 

drivers/clk/imx/clk-pllv2.c

···
 	__raw_writel(reg, pllbase + MXC_PLL_DP_CTL);
 }
 
-static struct clk_ops clk_pllv2_ops = {
+static const struct clk_ops clk_pllv2_ops = {
 	.prepare = clk_pllv2_prepare,
 	.unprepare = clk_pllv2_unprepare,
 	.recalc_rate = clk_pllv2_recalc_rate,