a09e64fbc0
This just leaves include/asm-arm/plat-* to deal with. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
100 lines
1.6 KiB
C
100 lines
1.6 KiB
C
/*
|
|
* linux/arch/arm/mach-sa1100/leds-simpad.c
|
|
*
|
|
* Author: Juergen Messerer <juergen.messerer@siemens.ch>
|
|
*/
|
|
#include <linux/init.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/leds.h>
|
|
#include <asm/system.h>
|
|
#include <mach/simpad.h>
|
|
|
|
#include "leds.h"
|
|
|
|
|
|
#define LED_STATE_ENABLED 1
|
|
#define LED_STATE_CLAIMED 2
|
|
|
|
static unsigned int led_state;
|
|
static unsigned int hw_led_state;
|
|
|
|
#define LED_GREEN (1)
|
|
#define LED_MASK (1)
|
|
|
|
extern void set_cs3_bit(int value);
|
|
extern void clear_cs3_bit(int value);
|
|
|
|
void simpad_leds_event(led_event_t evt)
|
|
{
|
|
switch (evt)
|
|
{
|
|
case led_start:
|
|
hw_led_state = LED_GREEN;
|
|
led_state = LED_STATE_ENABLED;
|
|
break;
|
|
|
|
case led_stop:
|
|
led_state &= ~LED_STATE_ENABLED;
|
|
break;
|
|
|
|
case led_claim:
|
|
led_state |= LED_STATE_CLAIMED;
|
|
hw_led_state = LED_GREEN;
|
|
break;
|
|
|
|
case led_release:
|
|
led_state &= ~LED_STATE_CLAIMED;
|
|
hw_led_state = LED_GREEN;
|
|
break;
|
|
|
|
#ifdef CONFIG_LEDS_TIMER
|
|
case led_timer:
|
|
if (!(led_state & LED_STATE_CLAIMED))
|
|
hw_led_state ^= LED_GREEN;
|
|
break;
|
|
#endif
|
|
|
|
#ifdef CONFIG_LEDS_CPU
|
|
case led_idle_start:
|
|
break;
|
|
|
|
case led_idle_end:
|
|
break;
|
|
#endif
|
|
|
|
case led_halted:
|
|
break;
|
|
|
|
case led_green_on:
|
|
if (led_state & LED_STATE_CLAIMED)
|
|
hw_led_state |= LED_GREEN;
|
|
break;
|
|
|
|
case led_green_off:
|
|
if (led_state & LED_STATE_CLAIMED)
|
|
hw_led_state &= ~LED_GREEN;
|
|
break;
|
|
|
|
case led_amber_on:
|
|
break;
|
|
|
|
case led_amber_off:
|
|
break;
|
|
|
|
case led_red_on:
|
|
break;
|
|
|
|
case led_red_off:
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (led_state & LED_STATE_ENABLED)
|
|
set_cs3_bit(LED2_ON);
|
|
else
|
|
clear_cs3_bit(LED2_ON);
|
|
}
|
|
|