From 318c0b90431f2648552e5ade78833f42652ce859 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sat, 24 Nov 2007 21:17:55 +0100 Subject: drivers/misc : move misc drivers to drivers/misc Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/status_led.c | 131 --------------------------------------------------- 1 file changed, 131 deletions(-) delete mode 100644 drivers/status_led.c (limited to 'drivers/status_led.c') diff --git a/drivers/status_led.c b/drivers/status_led.c deleted file mode 100644 index ddb6c22..0000000 --- a/drivers/status_led.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -/* - * The purpose of this code is to signal the operational status of a - * target which usually boots over the network; while running in - * U-Boot, a status LED is blinking. As soon as a valid BOOTP reply - * message has been received, the LED is turned off. The Linux - * kernel, once it is running, will start blinking the LED again, - * with another frequency. - */ - -/* ------------------------------------------------------------------------- */ - -#ifdef CONFIG_STATUS_LED - -typedef struct { - led_id_t mask; - int state; - int period; - int cnt; -} led_dev_t; - -led_dev_t led_dev[] = { - { STATUS_LED_BIT, - STATUS_LED_STATE, - STATUS_LED_PERIOD, - 0, - }, -#if defined(STATUS_LED_BIT1) - { STATUS_LED_BIT1, - STATUS_LED_STATE1, - STATUS_LED_PERIOD1, - 0, - }, -#endif -#if defined(STATUS_LED_BIT2) - { STATUS_LED_BIT2, - STATUS_LED_STATE2, - STATUS_LED_PERIOD2, - 0, - }, -#endif -#if defined(STATUS_LED_BIT3) - { STATUS_LED_BIT3, - STATUS_LED_STATE3, - STATUS_LED_PERIOD3, - 0, - }, -#endif -}; - -#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t)) - -static int status_led_init_done = 0; - -static void status_led_init (void) -{ - led_dev_t *ld; - int i; - - for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++) - __led_init (ld->mask, ld->state); - status_led_init_done = 1; -} - -void status_led_tick (ulong timestamp) -{ - led_dev_t *ld; - int i; - - if (!status_led_init_done) - status_led_init (); - - for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++) { - - if (ld->state != STATUS_LED_BLINKING) - continue; - - if (++ld->cnt >= ld->period) { - __led_toggle (ld->mask); - ld->cnt -= ld->period; - } - - } -} - -void status_led_set (int led, int state) -{ - led_dev_t *ld; - - if (led < 0 || led >= MAX_LED_DEV) - return; - - if (!status_led_init_done) - status_led_init (); - - ld = &led_dev[led]; - - ld->state = state; - if (state == STATUS_LED_BLINKING) { - ld->cnt = 0; /* always start with full period */ - state = STATUS_LED_ON; /* always start with LED _ON_ */ - } - __led_set (ld->mask, state); -} - -#endif /* CONFIG_STATUS_LED */ -- cgit v1.1