Add samsung specific changes

include/linux/leds-qpnp-flash.h

@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef __LEDS_QPNP_FLASH_H
+#define __LEDS_QPNP_FLASH_H
+
+#include <linux/leds.h>
+
+#define ENABLE_REGULATOR		BIT(0)
+#define DISABLE_REGULATOR		BIT(1)
+#define QUERY_MAX_AVAIL_CURRENT		BIT(2)
+#define QUERY_MAX_CURRENT		BIT(3)
+
+#define FLASH_LED_PREPARE_OPTIONS_MASK	GENMASK(3, 0)
+
+int qpnp_flash_register_led_prepare(struct device *dev, void *data);
+
+#if IS_ENABLED(CONFIG_LEDS_QPNP_FLASH_V2)
+int qpnp_flash_led_prepare(struct led_trigger *trig, int options,
+					int *max_current);
+#else
+static inline int qpnp_flash_led_prepare(struct led_trigger *trig, int options,
+					int *max_current)
+{
+	return -ENODEV;
+}
+#endif
+
+#if IS_ENABLED(CONFIG_BACKLIGHT_QCOM_SPMI_WLED)
+int wled_flash_led_prepare(struct led_trigger *trig, int options,
+					int *max_current);
+#else
+static inline int wled_flash_led_prepare(struct led_trigger *trig, int options,
+					int *max_current)
+{
+	return -EINVAL;
+}
+#endif
+
+#endif