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Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-shark/leds.c')
-rw-r--r--ANDROID_3.4.5/arch/arm/mach-shark/leds.c165
1 files changed, 0 insertions, 165 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-shark/leds.c b/ANDROID_3.4.5/arch/arm/mach-shark/leds.c
deleted file mode 100644
index 25609076..00000000
--- a/ANDROID_3.4.5/arch/arm/mach-shark/leds.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * arch/arm/mach-shark/leds.c
- * by Alexander Schulz
- *
- * derived from:
- * arch/arm/kernel/leds-footbridge.c
- * Copyright (C) 1998-1999 Russell King
- *
- * DIGITAL Shark LED control routines.
- *
- * The leds use is as follows:
- * - Green front - toggles state every 50 timer interrupts
- * - Amber front - Unused, this is a dual color led (Amber/Green)
- * - Amber back - On if system is not idle
- *
- * Changelog:
- */
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-#include <linux/ioport.h>
-#include <linux/io.h>
-
-#include <asm/leds.h>
-
-#define LED_STATE_ENABLED 1
-#define LED_STATE_CLAIMED 2
-
-#define SEQUOIA_LED_GREEN (1<<6)
-#define SEQUOIA_LED_AMBER (1<<5)
-#define SEQUOIA_LED_BACK (1<<7)
-
-static char led_state;
-static short hw_led_state;
-static short saved_state;
-
-static DEFINE_RAW_SPINLOCK(leds_lock);
-
-short sequoia_read(int addr) {
- outw(addr,0x24);
- return inw(0x26);
-}
-
-void sequoia_write(short value,short addr) {
- outw(addr,0x24);
- outw(value,0x26);
-}
-
-static void sequoia_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- raw_spin_lock_irqsave(&leds_lock, flags);
-
- hw_led_state = sequoia_read(0x09);
-
- switch (evt) {
- case led_start:
- hw_led_state |= SEQUOIA_LED_GREEN;
- hw_led_state |= SEQUOIA_LED_AMBER;
-#ifdef CONFIG_LEDS_CPU
- hw_led_state |= SEQUOIA_LED_BACK;
-#else
- hw_led_state &= ~SEQUOIA_LED_BACK;
-#endif
- led_state |= LED_STATE_ENABLED;
- break;
-
- case led_stop:
- hw_led_state &= ~SEQUOIA_LED_BACK;
- hw_led_state |= SEQUOIA_LED_GREEN;
- hw_led_state |= SEQUOIA_LED_AMBER;
- led_state &= ~LED_STATE_ENABLED;
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- saved_state = hw_led_state;
- hw_led_state &= ~SEQUOIA_LED_BACK;
- hw_led_state |= SEQUOIA_LED_GREEN;
- hw_led_state |= SEQUOIA_LED_AMBER;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = saved_state;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= SEQUOIA_LED_GREEN;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~SEQUOIA_LED_BACK;
- break;
-
- case led_idle_end:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= SEQUOIA_LED_BACK;
- break;
-#endif
-
- case led_green_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~SEQUOIA_LED_GREEN;
- break;
-
- case led_green_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= SEQUOIA_LED_GREEN;
- break;
-
- case led_amber_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~SEQUOIA_LED_AMBER;
- break;
-
- case led_amber_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= SEQUOIA_LED_AMBER;
- break;
-
- case led_red_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= SEQUOIA_LED_BACK;
- break;
-
- case led_red_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~SEQUOIA_LED_BACK;
- break;
-
- default:
- break;
- }
-
- if (led_state & LED_STATE_ENABLED)
- sequoia_write(hw_led_state,0x09);
-
- raw_spin_unlock_irqrestore(&leds_lock, flags);
-}
-
-static int __init leds_init(void)
-{
- extern void (*leds_event)(led_event_t);
- short temp;
-
- leds_event = sequoia_leds_event;
-
- /* Make LEDs independent of power-state */
- request_region(0x24,4,"sequoia");
- temp = sequoia_read(0x09);
- temp |= 1<<10;
- sequoia_write(temp,0x09);
- leds_event(led_start);
- return 0;
-}
-
-__initcall(leds_init);