// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2024 Christian Marangi <[email protected]> */ #include <linux/bitfield.h> #include <linux/cleanup.h> #include <linux/delay.h> #include <linux/firmware.h> #include <linux/i2c.h> #include <linux/iopoll.h> #include <linux/leds.h> #include <linux/module.h> #include <linux/mutex.h> #include <linux/of.h> #include <linux/platform_data/leds-lp55xx.h> #include <linux/slab.h> #include <dt-bindings/leds/leds-lp55xx.h> #include "leds-lp55xx-common.h" #define LP5569_MAX_LEDS … /* Memory is used like this: * 0x00 engine 1 program (4 pages) * 0x40 engine 2 program (4 pages) * 0x80 engine 3 program (4 pages) * 0xc0 engine 1 muxing info (1 page) * 0xd0 engine 2 muxing info (1 page) * 0xe0 engine 3 muxing info (1 page) */ #define LP5569_PAGES_PER_ENGINE … #define LP5569_REG_ENABLE … #define LP5569_ENABLE … #define LP5569_REG_EXEC_CTRL … #define LP5569_MODE_ENG_SHIFT … #define LP5569_REG_OP_MODE … #define LP5569_EXEC_ENG_SHIFT … #define LP5569_REG_ENABLE_LEDS_MSB … #define LP5569_REG_ENABLE_LEDS_LSB … #define LP5569_REG_LED_CTRL_BASE … #define LP5569_FADER_MAPPING_MASK … #define LP5569_REG_LED_PWM_BASE … #define LP5569_REG_LED_CURRENT_BASE … #define LP5569_REG_MISC … #define LP5569_AUTO_INC … #define LP5569_PWR_SAVE … #define LP5569_CP_MODE_MASK … #define LP5569_PWM_PWR_SAVE … #define LP5569_INTERNAL_CLK … #define LP5569_REG_MISC2 … #define LP5569_LED_SHORT_TEST … #define LP5569_LED_OPEN_TEST … #define LP5569_REG_STATUS … #define LP5569_MASK_BUSY … #define LP5569_STARTUP_BUSY … #define LP5569_ENGINE_BUSY … #define LP5569_ENGINE1_INT … #define LP5569_ENGINE2_INT … #define LP5569_ENGINE3_INT … #define LP5569_ENG_STATUS_MASK … #define LP5569_REG_IO_CONTROL … #define LP5569_CLK_OUTPUT … #define LP5569_REG_RESET … #define LP5569_RESET … #define LP5569_REG_MASTER_FADER_BASE … #define LP5569_REG_CH1_PROG_START … #define LP5569_REG_CH2_PROG_START … #define LP5569_REG_CH3_PROG_START … #define LP5569_REG_PROG_PAGE_SEL … #define LP5569_REG_PROG_MEM … #define LP5569_REG_LED_FAULT1 … #define LP5569_LED_FAULT8 … #define LP5569_REG_LED_FAULT2 … #define LP5569_LED_FAULT7 … #define LP5569_LED_FAULT6 … #define LP5569_LED_FAULT5 … #define LP5569_LED_FAULT4 … #define LP5569_LED_FAULT3 … #define LP5569_LED_FAULT2 … #define LP5569_LED_FAULT1 … #define LP5569_LED_FAULT0 … #define LP5569_ENG1_PROG_ADDR … #define LP5569_ENG2_PROG_ADDR … #define LP5569_ENG3_PROG_ADDR … #define LP5569_ENG1_MUX_ADDR … #define LP5569_ENG2_MUX_ADDR … #define LP5569_ENG3_MUX_ADDR … #define LP5569_STARTUP_SLEEP … #define LEDn_STATUS_FAULT(n, status) … #define LP5569_DEFAULT_CONFIG … static void lp5569_run_engine(struct lp55xx_chip *chip, bool start) { … } static int lp5569_init_program_engine(struct lp55xx_chip *chip) { … } static int lp5569_post_init_device(struct lp55xx_chip *chip) { … } static ssize_t lp5569_led_open_test(struct lp55xx_led *led, char *buf) { … } static ssize_t lp5569_led_short_test(struct lp55xx_led *led, char *buf) { … } static ssize_t lp5569_selftest(struct device *dev, struct device_attribute *attr, char *buf) { … } LP55XX_DEV_ATTR_ENGINE_MODE(…); LP55XX_DEV_ATTR_ENGINE_MODE(…); LP55XX_DEV_ATTR_ENGINE_MODE(…); LP55XX_DEV_ATTR_ENGINE_LEDS(…); LP55XX_DEV_ATTR_ENGINE_LEDS(…); LP55XX_DEV_ATTR_ENGINE_LEDS(…); LP55XX_DEV_ATTR_ENGINE_LOAD(…); LP55XX_DEV_ATTR_ENGINE_LOAD(…); LP55XX_DEV_ATTR_ENGINE_LOAD(…); static LP55XX_DEV_ATTR_RO(selftest, lp5569_selftest); LP55XX_DEV_ATTR_MASTER_FADER(…); LP55XX_DEV_ATTR_MASTER_FADER(…); LP55XX_DEV_ATTR_MASTER_FADER(…); static LP55XX_DEV_ATTR_RW(master_fader_leds, lp55xx_show_master_fader_leds, lp55xx_store_master_fader_leds); static struct attribute *lp5569_attributes[] = …; static const struct attribute_group lp5569_group = …; /* Chip specific configurations */ static struct lp55xx_device_config lp5569_cfg = …; static const struct i2c_device_id lp5569_id[] = …; MODULE_DEVICE_TABLE(i2c, lp5569_id); static const struct of_device_id of_lp5569_leds_match[] = …; MODULE_DEVICE_TABLE(of, of_lp5569_leds_match); static struct i2c_driver lp5569_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
Codebase Browser
linux