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1da177e4 LT |
1 | /* |
2 | * linux/arch/arm/mach-clps711x/leds.c | |
3 | * | |
4 | * Integrator LED control routines | |
5 | * | |
6 | * Copyright (C) 2000 Deep Blue Solutions Ltd | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | #include <linux/kernel.h> | |
23 | #include <linux/init.h> | |
24 | ||
a09e64fb | 25 | #include <mach/hardware.h> |
1da177e4 LT |
26 | #include <asm/io.h> |
27 | #include <asm/leds.h> | |
28 | #include <asm/system.h> | |
29 | #include <asm/mach-types.h> | |
30 | ||
31 | #include <asm/hardware/clps7111.h> | |
32 | #include <asm/hardware/ep7212.h> | |
33 | ||
34 | static void p720t_leds_event(led_event_t ledevt) | |
35 | { | |
36 | unsigned long flags; | |
37 | u32 pddr; | |
38 | ||
39 | local_irq_save(flags); | |
40 | switch(ledevt) { | |
41 | case led_idle_start: | |
42 | break; | |
43 | ||
44 | case led_idle_end: | |
45 | break; | |
46 | ||
47 | case led_timer: | |
48 | pddr = clps_readb(PDDR); | |
49 | clps_writeb(pddr ^ 1, PDDR); | |
50 | break; | |
51 | ||
52 | default: | |
53 | break; | |
54 | } | |
55 | ||
56 | local_irq_restore(flags); | |
57 | } | |
58 | ||
59 | static int __init leds_init(void) | |
60 | { | |
61 | if (machine_is_p720t()) | |
62 | leds_event = p720t_leds_event; | |
63 | ||
64 | return 0; | |
65 | } | |
66 | ||
67 | arch_initcall(leds_init); |