Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e86169fffedc2f461be6f70817ae5ab201c12fd5
Commit:     e86169fffedc2f461be6f70817ae5ab201c12fd5
Parent:     f4fae8267c152d6c319a7bfaf92ed1c2c9a2c4e8
Author:     Yoichi Yuasa <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 1 19:45:05 2007 +0900
Committer:  Ralf Baechle <[EMAIL PROTECTED]>
CommitDate: Thu Oct 11 23:46:12 2007 +0100

    [MIPS] Cobalt: Add Cobalt Raq LED platform register and power off trigger
    
    Signed-off-by: Yoichi Yuasa <[EMAIL PROTECTED]>
    Signed-off-by: Ralf Baechle <[EMAIL PROTECTED]>
---
 arch/mips/cobalt/Makefile |    2 +-
 arch/mips/cobalt/led.c    |   56 +++++++++++++++++++++++++++++++++++++++++++++
 arch/mips/cobalt/reset.c  |   22 +++++++++++------
 3 files changed, 71 insertions(+), 9 deletions(-)

diff --git a/arch/mips/cobalt/Makefile b/arch/mips/cobalt/Makefile
index a043f93..6b83f4d 100644
--- a/arch/mips/cobalt/Makefile
+++ b/arch/mips/cobalt/Makefile
@@ -2,7 +2,7 @@
 # Makefile for the Cobalt micro systems family specific parts of the kernel
 #
 
-obj-y := buttons.o irq.o reset.o rtc.o serial.o setup.o
+obj-y := buttons.o irq.o led.o reset.o rtc.o serial.o setup.o
 
 obj-$(CONFIG_PCI)              += pci.o
 obj-$(CONFIG_EARLY_PRINTK)     += console.o
diff --git a/arch/mips/cobalt/led.c b/arch/mips/cobalt/led.c
new file mode 100644
index 0000000..8150af3
--- /dev/null
+++ b/arch/mips/cobalt/led.c
@@ -0,0 +1,56 @@
+/*
+ *  Registration of Cobalt LED platform device.
+ *
+ *  Copyright (C) 2007  Yoichi Yuasa <[EMAIL PROTECTED]>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  
USA
+ */
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+
+static struct resource cobalt_led_resource __initdata = {
+       .start  = 0x1c000000,
+       .end    = 0x1c000000,
+       .flags  = IORESOURCE_MEM,
+};
+
+static __init int cobalt_led_add(void)
+{
+       struct platform_device *pdev;
+       int retval;
+
+       pdev = platform_device_alloc("cobalt-raq-leds", -1);
+
+       if (!pdev)
+               return -ENOMEM;
+
+       retval = platform_device_add_resources(pdev, &cobalt_led_resource, 1);
+       if (retval)
+               goto err_free_device;
+
+       retval = platform_device_add(pdev);
+       if (retval)
+               goto err_free_device;
+
+       return 0;
+
+err_free_device:
+       platform_device_put(pdev);
+
+       return retval;
+}
+device_initcall(cobalt_led_add);
diff --git a/arch/mips/cobalt/reset.c b/arch/mips/cobalt/reset.c
index 43cca21..f503a0d 100644
--- a/arch/mips/cobalt/reset.c
+++ b/arch/mips/cobalt/reset.c
@@ -8,31 +8,37 @@
  * Copyright (C) 1995, 1996, 1997 by Ralf Baechle
  * Copyright (C) 2001 by Liam Davies ([EMAIL PROTECTED])
  */
+#include <linux/init.h>
 #include <linux/jiffies.h>
-
-#include <asm/io.h>
-#include <asm/reboot.h>
+#include <linux/leds.h>
 
 #include <cobalt.h>
 
+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;
 
-
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