1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 24b721174SEzequiel Garcia /* 34b721174SEzequiel Garcia * LED MTD trigger 44b721174SEzequiel Garcia * 54b721174SEzequiel Garcia * Copyright 2016 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> 64b721174SEzequiel Garcia * 74b721174SEzequiel Garcia * Based on LED IDE-Disk Activity Trigger 84b721174SEzequiel Garcia * 94b721174SEzequiel Garcia * Copyright 2006 Openedhand Ltd. 104b721174SEzequiel Garcia * 114b721174SEzequiel Garcia * Author: Richard Purdie <rpurdie@openedhand.com> 124b721174SEzequiel Garcia */ 134b721174SEzequiel Garcia 144b721174SEzequiel Garcia #include <linux/kernel.h> 154b721174SEzequiel Garcia #include <linux/init.h> 164b721174SEzequiel Garcia #include <linux/leds.h> 174b721174SEzequiel Garcia 184b721174SEzequiel Garcia #define BLINK_DELAY 30 194b721174SEzequiel Garcia 204b721174SEzequiel Garcia DEFINE_LED_TRIGGER(ledtrig_mtd); 214b721174SEzequiel Garcia DEFINE_LED_TRIGGER(ledtrig_nand); 224b721174SEzequiel Garcia ledtrig_mtd_activity(void)234b721174SEzequiel Garciavoid ledtrig_mtd_activity(void) 244b721174SEzequiel Garcia { 25*e298d8a3SHans de Goede led_trigger_blink_oneshot(ledtrig_mtd, BLINK_DELAY, BLINK_DELAY, 0); 26*e298d8a3SHans de Goede led_trigger_blink_oneshot(ledtrig_nand, BLINK_DELAY, BLINK_DELAY, 0); 274b721174SEzequiel Garcia } 284b721174SEzequiel Garcia EXPORT_SYMBOL(ledtrig_mtd_activity); 294b721174SEzequiel Garcia ledtrig_mtd_init(void)304b721174SEzequiel Garciastatic int __init ledtrig_mtd_init(void) 314b721174SEzequiel Garcia { 324b721174SEzequiel Garcia led_trigger_register_simple("mtd", &ledtrig_mtd); 334b721174SEzequiel Garcia led_trigger_register_simple("nand-disk", &ledtrig_nand); 344b721174SEzequiel Garcia 354b721174SEzequiel Garcia return 0; 364b721174SEzequiel Garcia } 374b721174SEzequiel Garcia device_initcall(ledtrig_mtd_init); 38