clk: zte: constify clk_div_table

clk_div_table are not supposed to change at runtime. All functions
working with clk_div_table provided by <linux/clk-provider.h> work
with const clk_div_table. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <[e-mail]>
Acked-by: Shawn Guo <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/zte/clk-zx296718.c

···
 	FFACTOR(0, "emmc_mux_div2",	"emmc_mux", 1, 2, CLK_SET_RATE_PARENT),
 };
 
-static struct clk_div_table noc_div_table[] = {
+static const struct clk_div_table noc_div_table[] = {
 	{ .val = 1, .div = 2, },
 	{ .val = 3, .div = 4, },
 };
···
 	return 0;
 }
 
-static struct clk_div_table common_even_div_table[] = {
+static const struct clk_div_table common_even_div_table[] = {
 	{ .val = 0, .div = 1, },
 	{ .val = 1, .div = 2, },
 	{ .val = 3, .div = 4, },
···
 	{ .val = 15, .div = 16, },
 };
 
-static struct clk_div_table common_div_table[] = {
+static const struct clk_div_table common_div_table[] = {
 	{ .val = 0, .div = 1, },
 	{ .val = 1, .div = 2, },
 	{ .val = 2, .div = 3, },