aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-sa1100/leds-badge4.c
diff options
context:
space:
mode:
authorBryan Wu <bryan.wu@canonical.com>2012-03-13 14:22:03 -0400
committerBryan Wu <bryan.wu@canonical.com>2012-07-31 23:22:14 -0400
commit18775a7bea8fbbebe8818db7a64aaeb40b40a0c5 (patch)
tree6f47d6a4147a6505da85cf4126254bdccc458842 /arch/arm/mach-sa1100/leds-badge4.c
parentdafbeadf4a9e1b2765641b687e3343be76d2eacd (diff)
ARM: mach-sa1100: retire custom LED code
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Diffstat (limited to 'arch/arm/mach-sa1100/leds-badge4.c')
-rw-r--r--arch/arm/mach-sa1100/leds-badge4.c110
1 files changed, 0 insertions, 110 deletions
diff --git a/arch/arm/mach-sa1100/leds-badge4.c b/arch/arm/mach-sa1100/leds-badge4.c
deleted file mode 100644
index f99fac3eedb6..000000000000
--- a/arch/arm/mach-sa1100/leds-badge4.c
+++ /dev/null
@@ -1,110 +0,0 @@
1/*
2 * linux/arch/arm/mach-sa1100/leds-badge4.c
3 *
4 * Author: Christopher Hoover <ch@hpl.hp.com>
5 * Copyright (C) 2002 Hewlett-Packard Company
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 *
11 */
12
13#include <linux/init.h>
14
15#include <mach/hardware.h>
16#include <asm/leds.h>
17
18#include "leds.h"
19
20#define LED_STATE_ENABLED 1
21#define LED_STATE_CLAIMED 2
22
23static unsigned int led_state;
24static unsigned int hw_led_state;
25
26#define LED_RED GPIO_GPIO(7)
27#define LED_GREEN GPIO_GPIO(9)
28#define LED_MASK (LED_RED|LED_GREEN)
29
30#define LED_IDLE LED_GREEN
31#define LED_TIMER LED_RED
32
33void badge4_leds_event(led_event_t evt)
34{
35 unsigned long flags;
36
37 local_irq_save(flags);
38
39 switch (evt) {
40 case led_start:
41 GPDR |= LED_MASK;
42 hw_led_state = LED_MASK;
43 led_state = LED_STATE_ENABLED;
44 break;
45
46 case led_stop:
47 led_state &= ~LED_STATE_ENABLED;
48 break;
49
50 case led_claim:
51 led_state |= LED_STATE_CLAIMED;
52 hw_led_state = LED_MASK;
53 break;
54
55 case led_release:
56 led_state &= ~LED_STATE_CLAIMED;
57 hw_led_state = LED_MASK;
58 break;
59
60#ifdef CONFIG_LEDS_TIMER
61 case led_timer:
62 if (!(led_state & LED_STATE_CLAIMED))
63 hw_led_state ^= LED_TIMER;
64 break;
65#endif
66
67#ifdef CONFIG_LEDS_CPU
68 case led_idle_start:
69 /* LED off when system is idle */
70 if (!(led_state & LED_STATE_CLAIMED))
71 hw_led_state &= ~LED_IDLE;
72 break;
73
74 case led_idle_end:
75 if (!(led_state & LED_STATE_CLAIMED))
76 hw_led_state |= LED_IDLE;
77 break;
78#endif
79
80 case led_red_on:
81 if (!(led_state & LED_STATE_CLAIMED))
82 hw_led_state &= ~LED_RED;
83 break;
84
85 case led_red_off:
86 if (!(led_state & LED_STATE_CLAIMED))
87 hw_led_state |= LED_RED;
88 break;
89
90 case led_green_on:
91 if (!(led_state & LED_STATE_CLAIMED))
92 hw_led_state &= ~LED_GREEN;
93 break;
94
95 case led_green_off:
96 if (!(led_state & LED_STATE_CLAIMED))
97 hw_led_state |= LED_GREEN;
98 break;
99
100 default:
101 break;
102 }
103
104 if (led_state & LED_STATE_ENABLED) {
105 GPSR = hw_led_state;
106 GPCR = hw_led_state ^ LED_MASK;
107 }
108
109 local_irq_restore(flags);
110}