pinctrl: sunxi: Enforce the strict mode by default

The strict mode should always have been enabled on our driver, and leaving
it unchecked just makes it harder to find a migration path as time passes.

Let's enable it by default now so that hopefully the new SoCs should be
safe.
Acked-by: NChen-Yu Tsai <wens@csie.org>
Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sunxi/pinctrl-sunxi.c

@@ -696,6 +696,7 @@ static const struct pinmux_ops sunxi_pmx_ops = {
 	.get_function_groups	= sunxi_pmx_get_func_groups,
 	.set_mux		= sunxi_pmx_set_mux,
 	.gpio_set_direction	= sunxi_pmx_gpio_set_direction,
+	.strict			= true,
 };
 
 static int sunxi_pinctrl_gpio_direction_input(struct gpio_chip *chip,