clk: atlas7: Make reset_control_ops const

The atlas7_rst_ops structure is never modified. Make it const.
Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: NStephen Boyd <sboyd@codeaurora.org>

drivers/clk/sirf/clk-atlas7.c

@@ -1423,7 +1423,7 @@ static int atlas7_reset_module(struct reset_controller_dev *rcdev,
 	return 0;
 }
 
-static struct reset_control_ops atlas7_rst_ops = {
+static const struct reset_control_ops atlas7_rst_ops = {
 	.reset = atlas7_reset_module,
 };