- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
+ * @period_ms: Flash period in milliseconds
+ */
+struct led_uc_priv {
+ int period_ms;
+};
+
+enum led_state_t {
+ LEDST_OFF = 0,
+ LEDST_ON = 1,
+ LEDST_TOGGLE,
+#ifdef CONFIG_LED_BLINK
+ LEDST_BLINK,
+#endif
+
+ LEDST_COUNT,
+};
+
+struct led_ops {
+ /**
+ * set_state() - set the state of an LED
+ *
+ * @dev: LED device to change
+ * @state: LED state to set
+ * @return 0 if OK, -ve on error
+ */
+ int (*set_state)(struct udevice *dev, enum led_state_t state);
+
+ /**
+ * led_get_state() - get the state of an LED
+ *
+ * @dev: LED device to change
+ * @return LED state led_state_t, or -ve on error
+ */
+ enum led_state_t (*get_state)(struct udevice *dev);
+
+#ifdef CONFIG_LED_BLINK
+ /**
+ * led_set_period() - set the blink period of an LED
+ *
+ * Thie records the period if supported, or returns -ENOSYS if not.
+ * To start the LED blinking, use set_state().
+ *
+ * @dev: LED device to change
+ * @period_ms: LED blink period in milliseconds
+ * @return 0 if OK, -ve on error
+ */
+ int (*set_period)(struct udevice *dev, int period_ms);
+#endif
+};
+
+#define led_get_ops(dev) ((struct led_ops *)(dev)->driver->ops)
+
+/**
+ * led_get_by_label() - Find an LED device by label