pwm: Constify OF match tables
A few drivers already annotate this properly. Make the same change for
all other OF supporting drivers.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
diff --git a/drivers/pwm/pwm-mxs.c b/drivers/pwm/pwm-mxs.c
index 23d5180..3febddd 100644
--- a/drivers/pwm/pwm-mxs.c
+++ b/drivers/pwm/pwm-mxs.c
@@ -179,7 +179,7 @@
return pwmchip_remove(&mxs->chip);
}
-static struct of_device_id mxs_pwm_dt_ids[] = {
+static const struct of_device_id mxs_pwm_dt_ids[] = {
{ .compatible = "fsl,imx23-pwm", },
{ /* sentinel */ }
};
