+ struct udevice *pinctrl;
+ int ret;
+
+ /*
+ * The PWM do not have decicated interrupt number in dts and can
+ * not get periph_id by pinctrl framework, so let's init them here.
+ * The PWM2 and PWM3 are for pwm regulater.
+ */
+ ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
+ if (ret) {
+ debug("%s: Cannot find pinctrl device\n", __func__);
+ goto out;
+ }
+
+ ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM2);
+ if (ret) {
+ debug("%s PWM2 pinctrl init fail!\n", __func__);
+ goto out;
+ }
+
+ ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM3);
+ if (ret) {
+ debug("%s PWM3 pinctrl init fail!\n", __func__);
+ goto out;
+ }
+
+out: