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Viewing changes to arch/arm/mach-sa1100/leds-simpad.c

  • Committer: Package Import Robot
  • Author(s): Paolo Pisati, Paolo Pisati
  • Date: 2011-12-06 15:56:07 UTC
  • Revision ID: package-import@ubuntu.com-20111206155607-pcf44kv5fmhk564f
Tags: 3.2.0-1401.1
[ Paolo Pisati ]

* Rebased on top of Ubuntu-3.2.0-3.8
* Tilt-tracking @ ef2487af4bb15bdd0689631774b5a5e3a59f74e2
* Delete debian.ti-omap4/control, it shoudln't be tracked
* Fix architecture spelling (s/armel/armhf/)
* [Config] Update configs following 3.2 import
* [Config] Fix compilation: disable CODA and ARCH_OMAP3
* [Config] Fix compilation: disable Ethernet Faraday
* Update series to precise

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arch/arm/mach-sa1100/leds-simpad.c
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/*
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 * linux/arch/arm/mach-sa1100/leds-simpad.c
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 *
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 * Author: Juergen Messerer <juergen.messerer@siemens.ch>
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 */
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#include <linux/init.h>
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#include <mach/hardware.h>
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#include <asm/leds.h>
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#include <asm/system.h>
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#include <mach/simpad.h>
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#include "leds.h"
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#define LED_STATE_ENABLED       1
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#define LED_STATE_CLAIMED       2
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static unsigned int led_state;
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static unsigned int hw_led_state;
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#define LED_GREEN       (1)
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#define LED_MASK        (1)
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extern void set_cs3_bit(int value);
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extern void clear_cs3_bit(int value);     
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void simpad_leds_event(led_event_t evt)
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{
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        switch (evt)
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        {
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        case led_start:
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                hw_led_state = LED_GREEN;
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                led_state = LED_STATE_ENABLED;
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                break;
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        case led_stop:
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                led_state &= ~LED_STATE_ENABLED;
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                break;
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        case led_claim:
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                led_state |= LED_STATE_CLAIMED;
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                hw_led_state = LED_GREEN;
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                break;
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        case led_release:
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                led_state &= ~LED_STATE_CLAIMED;
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                hw_led_state = LED_GREEN;
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                break;
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#ifdef CONFIG_LEDS_TIMER
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        case led_timer:
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                if (!(led_state & LED_STATE_CLAIMED))
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                        hw_led_state ^= LED_GREEN;
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                break;
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#endif
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#ifdef CONFIG_LEDS_CPU
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        case led_idle_start:
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                break;
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        case led_idle_end:
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                break;
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#endif
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        case led_halted:
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                break;
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        case led_green_on:
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                if (led_state & LED_STATE_CLAIMED)
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                        hw_led_state |= LED_GREEN;
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                break;
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        case led_green_off:
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                if (led_state & LED_STATE_CLAIMED)
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                        hw_led_state &= ~LED_GREEN;
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                break;
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        case led_amber_on:
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                break;
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        case led_amber_off:
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                break;
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        case led_red_on:
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                break;
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        case led_red_off:
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                break;
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        default:
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                break;
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        }
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        if  (led_state & LED_STATE_ENABLED)
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                set_cs3_bit(LED2_ON);
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        else 
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                clear_cs3_bit(LED2_ON);
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}
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