diff options
Diffstat (limited to 'arch/arm/mach-sa1100/leds-hackkit.c')
| -rw-r--r-- | arch/arm/mach-sa1100/leds-hackkit.c | 112 | 
1 files changed, 0 insertions, 112 deletions
diff --git a/arch/arm/mach-sa1100/leds-hackkit.c b/arch/arm/mach-sa1100/leds-hackkit.c deleted file mode 100644 index f8e47235bab..00000000000 --- a/arch/arm/mach-sa1100/leds-hackkit.c +++ /dev/null @@ -1,112 +0,0 @@ -/* - * linux/arch/arm/mach-sa1100/leds-hackkit.c - * - * based on leds-lart.c - * - * (C) Erik Mouw (J.A.K.Mouw@its.tudelft.nl), April 21, 2000 - * (C) Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de>, 2002 - * - * The HackKit has two leds (GPIO 22/23). The red led (gpio 22) is used - * as cpu led, the green one is used as timer led. - */ -#include <linux/init.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/leds.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    GPIO_GPIO23 -#define LED_RED    GPIO_GPIO22 -#define LED_MASK  (LED_RED | LED_GREEN) - -void hackkit_leds_event(led_event_t evt) -{ -	unsigned long flags; - -	local_irq_save(flags); - -	switch(evt) { -		case led_start: -			/* pin 22/23 are outputs */ -			GPDR |= LED_MASK; -			hw_led_state = LED_MASK; -			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_MASK; -			break; - -		case led_release: -			led_state &= ~LED_STATE_CLAIMED; -			hw_led_state = LED_MASK; -			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: -			/* The LART people like the LED to be off when the -			   system is idle... */ -			if (!(led_state & LED_STATE_CLAIMED)) -				hw_led_state &= ~LED_RED; -			break; - -		case led_idle_end: -			/* ... and on if the system is not idle */ -			if (!(led_state & LED_STATE_CLAIMED)) -				hw_led_state |= LED_RED; -			break; -#endif - -		case led_red_on: -			if (led_state & LED_STATE_CLAIMED) -				hw_led_state &= ~LED_RED; -			break; - -		case led_red_off: -			if (led_state & LED_STATE_CLAIMED) -				hw_led_state |= LED_RED; -			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; - -		default: -			break; -	} - -	/* Now set the GPIO state, or nothing will happen at all */ -	if (led_state & LED_STATE_ENABLED) { -		GPSR = hw_led_state; -		GPCR = hw_led_state ^ LED_MASK; -	} - -	local_irq_restore(flags); -}  |