linux/drivers/video/backlight/da903x_bl.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Backlight driver for Dialog Semiconductor DA9030/DA9034
 *
 * Copyright (C) 2008 Compulab, Ltd.
 *	Mike Rapoport <[email protected]>
 *
 * Copyright (C) 2006-2008 Marvell International Ltd.
 *	Eric Miao <[email protected]>
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <linux/backlight.h>
#include <linux/mfd/da903x.h>
#include <linux/slab.h>
#include <linux/module.h>

#define DA9030_WLED_CONTROL …
#define DA9030_WLED_CP_EN …
#define DA9030_WLED_TRIM(x) …

#define DA9034_WLED_CONTROL1 …
#define DA9034_WLED_CONTROL2 …
#define DA9034_WLED_ISET(x) …

#define DA9034_WLED_BOOST_EN …

#define DA9030_MAX_BRIGHTNESS …
#define DA9034_MAX_BRIGHTNESS …

struct da903x_backlight_data { … };

static int da903x_backlight_set(struct backlight_device *bl, int brightness)
{ … }

static int da903x_backlight_update_status(struct backlight_device *bl)
{ … }

static int da903x_backlight_get_brightness(struct backlight_device *bl)
{ … }

static const struct backlight_ops da903x_backlight_ops = …;

static int da903x_backlight_probe(struct platform_device *pdev)
{ … }

static struct platform_driver da903x_backlight_driver = …;

module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;
MODULE_ALIAS(…) …;