| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| 25 | #include <asm/hardware.h> |
| 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); |