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/init.h>
15 #include <mach/hardware.h>
18 #include <mach/pxa27x.h>
19 #include <mach/mainstone.h>
24 /* 8 discrete leds available for general use: */
34 #define LED_STATE_ENABLED 1
35 #define LED_STATE_CLAIMED 2
37 static unsigned int led_state;
38 static unsigned int hw_led_state;
40 void mainstone_leds_event(led_event_t evt)
44 local_irq_save(flags);
49 led_state = LED_STATE_ENABLED;
53 led_state &= ~LED_STATE_ENABLED;
57 led_state |= LED_STATE_CLAIMED;
62 led_state &= ~LED_STATE_CLAIMED;
66 #ifdef CONFIG_LEDS_TIMER
72 #ifdef CONFIG_LEDS_CPU
106 hw_led_state &= ~D23;
113 if (led_state & LED_STATE_ENABLED)
114 MST_LEDCTRL = (MST_LEDCTRL | 0xff) & ~hw_led_state;
118 local_irq_restore(flags);