2 * linux/arch/arm/mach-pxa/leds-mainstone.c
4 * Author: Nicolas Pitre
5 * Created: Nov 05, 2002
6 * Copyright: MontaVista Software Inc.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 #include <linux/config.h>
14 #include <linux/init.h>
16 #include <asm/hardware.h>
18 #include <asm/system.h>
23 /* 8 discrete leds available for general use: */
33 #define LED_STATE_ENABLED 1
34 #define LED_STATE_CLAIMED 2
36 static unsigned int led_state;
37 static unsigned int hw_led_state;
39 void mainstone_leds_event(led_event_t evt)
43 local_irq_save(flags);
48 led_state = LED_STATE_ENABLED;
52 led_state &= ~LED_STATE_ENABLED;
56 led_state |= LED_STATE_CLAIMED;
61 led_state &= ~LED_STATE_CLAIMED;
65 #ifdef CONFIG_LEDS_TIMER
71 #ifdef CONFIG_LEDS_CPU
101 hw_led_state |= D23;;
105 hw_led_state &= ~D23;
112 if (led_state & LED_STATE_ENABLED)
113 MST_LEDCTRL = (MST_LEDCTRL | 0xff) & ~hw_led_state;
117 local_irq_restore(flags);