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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 19:21:23 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 19:21:23 -0700 |
commit | dd6d1844af33acb4edd0a40b1770d091a22c94be (patch) | |
tree | e6bd3549919773a13b770324a4dddb51b194b452 /arch/mips/cobalt/reset.c | |
parent | 19f71153b9be219756c6b2757921433a69b7975c (diff) | |
parent | aaf76a3245c02faba51c96b9a340c14d6bb0dcc0 (diff) |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (80 commits)
[MIPS] tlbex.c: Cleanup __init usage.
[MIPS] WRPPMC serial support move to platform device
[MIPS] R1: Fix hazard barriers to make kernels work on R2 also.
[MIPS] VPE: reimplement ELF loader.
[MIPS] cleanup WRPPMC include files
[MIPS] Add BUG_ON assertion for attempt to run kernel on the wrong CPU type.
[MIPS] SMP: Use ISO C struct initializer for local structs.
[MIPS] SMP: Kill useless casts.
[MIPS] Kill num_online_cpus() loops.
[MIPS] SMP: Implement smp_call_function_mask().
[MIPS] Make facility to convert CPU types to strings generally available.
[MIPS] Convert list of CPU types from #define to enum.
[MIPS] Optimize get_unaligned / put_unaligned implementations.
[MIPS] checkfiles: Fix "need space after that ','" errors.
[MIPS] Fix "no space between function name and open parenthesis" warnings.
[MIPS] Allow hardwiring of the CPU type to a single type for optimization.
[MIPS] tlbex: Size optimize code by declaring a few functions inline.
[MIPS] pg-r4k.c: Dump the generated code
[MIPS] Cobalt: Remove cobalt_machine_power_off()
[MIPS] Cobalt: Move reset port definition to arch/mips/cobalt/reset.c
...
Diffstat (limited to 'arch/mips/cobalt/reset.c')
-rw-r--r-- | arch/mips/cobalt/reset.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/arch/mips/cobalt/reset.c b/arch/mips/cobalt/reset.c index 43cca21fdbc..71eb4ccc4bc 100644 --- a/arch/mips/cobalt/reset.c +++ b/arch/mips/cobalt/reset.c @@ -8,36 +8,46 @@ * Copyright (C) 1995, 1996, 1997 by Ralf Baechle * Copyright (C) 2001 by Liam Davies (ldavies@agile.tv) */ +#include <linux/init.h> +#include <linux/io.h> #include <linux/jiffies.h> - -#include <asm/io.h> -#include <asm/reboot.h> +#include <linux/leds.h> #include <cobalt.h> +#define RESET_PORT ((void __iomem *)CKSEG1ADDR(0x1c000000)) +#define RESET 0x0f + +DEFINE_LED_TRIGGER(power_off_led_trigger); + +static int __init ledtrig_power_off_init(void) +{ + led_trigger_register_simple("power-off", &power_off_led_trigger); + return 0; +} +device_initcall(ledtrig_power_off_init); + void cobalt_machine_halt(void) { int state, last, diff; unsigned long mark; /* - * turn off bar on Qube, flash power off LED on RaQ (0.5Hz) + * turn on power off LED on RaQ * * restart if ENTER and SELECT are pressed */ last = COBALT_KEY_PORT; - for (state = 0;;) { - - state ^= COBALT_LED_POWER_OFF; - COBALT_LED_PORT = state; + led_trigger_event(power_off_led_trigger, LED_FULL); + for (state = 0;;) { diff = COBALT_KEY_PORT ^ last; last ^= diff; if((diff & (COBALT_KEY_ENTER | COBALT_KEY_SELECT)) && !(~last & (COBALT_KEY_ENTER | COBALT_KEY_SELECT))) - COBALT_LED_PORT = COBALT_LED_RESET; + writeb(RESET, RESET_PORT); for (mark = jiffies; jiffies - mark < HZ;) ; @@ -46,17 +56,8 @@ void cobalt_machine_halt(void) void cobalt_machine_restart(char *command) { - COBALT_LED_PORT = COBALT_LED_RESET; + writeb(RESET, RESET_PORT); /* we should never get here */ cobalt_machine_halt(); } - -/* - * This triggers the luser mode device driver for the power switch ;-) - */ -void cobalt_machine_power_off(void) -{ - printk("You can switch the machine off now.\n"); - cobalt_machine_halt(); -} |