// SPDX-License-Identifier: GPL-2.0-or-later /* * lm3533-core.c -- LM3533 Core * * Copyright (C) 2011-2012 Texas Instruments * * Author: Johan Hovold <[email protected]> */ #include <linux/module.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/err.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/mfd/core.h> #include <linux/regmap.h> #include <linux/seq_file.h> #include <linux/slab.h> #include <linux/uaccess.h> #include <linux/mfd/lm3533.h> #define LM3533_BOOST_OVP_MASK … #define LM3533_BOOST_OVP_SHIFT … #define LM3533_BOOST_FREQ_MASK … #define LM3533_BOOST_FREQ_SHIFT … #define LM3533_BL_ID_MASK … #define LM3533_LED_ID_MASK … #define LM3533_BL_ID_MAX … #define LM3533_LED_ID_MAX … #define LM3533_HVLED_ID_MAX … #define LM3533_LVLED_ID_MAX … #define LM3533_REG_OUTPUT_CONF1 … #define LM3533_REG_OUTPUT_CONF2 … #define LM3533_REG_BOOST_PWM … #define LM3533_REG_MAX … static struct mfd_cell lm3533_als_devs[] = …; static struct mfd_cell lm3533_bl_devs[] = …; static struct mfd_cell lm3533_led_devs[] = …; int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val) { … } EXPORT_SYMBOL_GPL(…); int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val) { … } EXPORT_SYMBOL_GPL(…); int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask) { … } EXPORT_SYMBOL_GPL(…); static int lm3533_set_boost_freq(struct lm3533 *lm3533, enum lm3533_boost_freq freq) { … } static int lm3533_set_boost_ovp(struct lm3533 *lm3533, enum lm3533_boost_ovp ovp) { … } /* * HVLED output config -- output hvled controlled by backlight bl */ static int lm3533_set_hvled_config(struct lm3533 *lm3533, u8 hvled, u8 bl) { … } /* * LVLED output config -- output lvled controlled by LED led */ static int lm3533_set_lvled_config(struct lm3533 *lm3533, u8 lvled, u8 led) { … } static void lm3533_enable(struct lm3533 *lm3533) { … } static void lm3533_disable(struct lm3533 *lm3533) { … } enum lm3533_attribute_type { … }; struct lm3533_device_attribute { … }; #define to_lm3533_dev_attr(_attr) … static ssize_t show_output(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t store_output(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { … } #define LM3533_OUTPUT_ATTR(_name, _mode, _show, _store, _type, _id) … #define LM3533_OUTPUT_ATTR_RW(_name, _type, _id) … #define LM3533_OUTPUT_HVLED_ATTR_RW(_nr) … #define LM3533_OUTPUT_LVLED_ATTR_RW(_nr) … /* * Output config: * * output_hvled<nr> 0-1 * output_lvled<nr> 0-3 */ static LM3533_OUTPUT_HVLED_ATTR_RW(1); static LM3533_OUTPUT_HVLED_ATTR_RW(2); static LM3533_OUTPUT_LVLED_ATTR_RW(1); static LM3533_OUTPUT_LVLED_ATTR_RW(2); static LM3533_OUTPUT_LVLED_ATTR_RW(3); static LM3533_OUTPUT_LVLED_ATTR_RW(4); static LM3533_OUTPUT_LVLED_ATTR_RW(5); static struct attribute *lm3533_attributes[] = …; #define to_dev_attr(_attr) … static umode_t lm3533_attr_is_visible(struct kobject *kobj, struct attribute *attr, int n) { struct device *dev = kobj_to_dev(kobj); struct lm3533 *lm3533 = dev_get_drvdata(dev); struct device_attribute *dattr = to_dev_attr(attr); struct lm3533_device_attribute *lattr = to_lm3533_dev_attr(dattr); enum lm3533_attribute_type type = lattr->type; umode_t mode = attr->mode; if (!lm3533->have_backlights && type == LM3533_ATTR_TYPE_BACKLIGHT) mode = 0; else if (!lm3533->have_leds && type == LM3533_ATTR_TYPE_LED) mode = 0; return mode; }; static struct attribute_group lm3533_attribute_group = …; static int lm3533_device_als_init(struct lm3533 *lm3533) { … } static int lm3533_device_bl_init(struct lm3533 *lm3533) { … } static int lm3533_device_led_init(struct lm3533 *lm3533) { … } static int lm3533_device_setup(struct lm3533 *lm3533, struct lm3533_platform_data *pdata) { … } static int lm3533_device_init(struct lm3533 *lm3533) { … } static void lm3533_device_exit(struct lm3533 *lm3533) { … } static bool lm3533_readable_register(struct device *dev, unsigned int reg) { … } static bool lm3533_volatile_register(struct device *dev, unsigned int reg) { … } static bool lm3533_precious_register(struct device *dev, unsigned int reg) { … } static const struct regmap_config regmap_config = …; static int lm3533_i2c_probe(struct i2c_client *i2c) { … } static void lm3533_i2c_remove(struct i2c_client *i2c) { … } static const struct i2c_device_id lm3533_i2c_ids[] = …; MODULE_DEVICE_TABLE(i2c, lm3533_i2c_ids); static struct i2c_driver lm3533_i2c_driver = …; static int __init lm3533_i2c_init(void) { … } subsys_initcall(lm3533_i2c_init); static void __exit lm3533_i2c_exit(void) { … } module_exit(lm3533_i2c_exit); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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