clk: socfpga: add const to _ops data structures

All the static clk_ops data structure need a const.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Link: https://lkml.kernel.org/r/20200512181647.5071-3-dinguyen@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/socfpga/clk-pll-a10.c

@@ -58,7 +58,7 @@ static u8 clk_pll_get_parent(struct clk_hw *hwclk)
 		CLK_MGR_PLL_CLK_SRC_MASK;
 }
 
-static struct clk_ops clk_pll_ops = {
+static const struct clk_ops clk_pll_ops = {
 	.recalc_rate = clk_pll_recalc_rate,
 	.get_parent = clk_pll_get_parent,
 };

drivers/clk/socfpga/clk-pll-s10.c

@@ -98,13 +98,13 @@ static int clk_pll_prepare(struct clk_hw *hwclk)
 	return 0;
 }
 
-static struct clk_ops clk_pll_ops = {
+static const struct clk_ops clk_pll_ops = {
 	.recalc_rate = clk_pll_recalc_rate,
 	.get_parent = clk_pll_get_parent,
 	.prepare = clk_pll_prepare,
 };
 
-static struct clk_ops clk_boot_ops = {
+static const struct clk_ops clk_boot_ops = {
 	.recalc_rate = clk_boot_clk_recalc_rate,
 	.get_parent = clk_boot_get_parent,
 	.prepare = clk_pll_prepare,

drivers/clk/socfpga/clk-pll.c

@@ -65,7 +65,7 @@ static u8 clk_pll_get_parent(struct clk_hw *hwclk)
 			CLK_MGR_PLL_CLK_SRC_MASK;
 }
 
-static struct clk_ops clk_pll_ops = {
+static const struct clk_ops clk_pll_ops = {
 	.recalc_rate = clk_pll_recalc_rate,
 	.get_parent = clk_pll_get_parent,
 };