src/patches/linux-2.6.24-leds-alix.patch

   1 diff -Nur linux-2.6.24.old/drivers/leds/Kconfig linux-2.6.24/drivers/leds/Kconfig
   2 --- linux-2.6.24.old/drivers/leds/Kconfig       2008-01-24 23:58:37.000000000 +0100
   3 +++ linux-2.6.24/drivers/leds/Kconfig   2008-05-24 09:32:18.000000000 +0200
   4 @@ -81,6 +81,12 @@
   5         help
   6           This option enables support for the PCEngines WRAP programmable LEDs.
   7
   8 +config LEDS_ALIX
   9 +       tristate "LED Support for the ALIX 2/3 boards"
  10 +       depends on LEDS_CLASS
  11 +       help
  12 +         This option enables support for the three LEDs on the PCEngines ALIX 2/3 boards.
  13 +
  14  config LEDS_H1940
  15         tristate "LED Support for iPAQ H1940 device"
  16         depends on LEDS_CLASS && ARCH_H1940
  17 diff -Nur linux-2.6.24.old/drivers/leds/leds-alix.c linux-2.6.24/drivers/leds/leds-alix.c
  18 --- linux-2.6.24.old/drivers/leds/leds-alix.c   1970-01-01 01:00:00.000000000 +0100
  19 +++ linux-2.6.24/drivers/leds/leds-alix.c       2008-05-24 09:32:18.000000000 +0200
  20 @@ -0,0 +1,172 @@
  21 +/*
  22 + * LEDs driver for PCEngines ALIX 2/3 series
  23 + *
  24 + * Copyright (C) 2007 Petr Liebman
  25 + *
  26 + * Based on leds-wrap.c
  27 + *
  28 + * This program is free software; you can redistribute it and/or modify
  29 + * it under the terms of the GNU General Public License version 2 as
  30 + * published by the Free Software Foundation.
  31 + */
  32 +
  33 +#include <linux/kernel.h>
  34 +#include <linux/init.h>
  35 +#include <linux/platform_device.h>
  36 +#include <linux/leds.h>
  37 +#include <linux/err.h>
  38 +#include <asm/io.h>
  39 +
  40 +#define DRVNAME "alix-led"
  41 +
  42 +#define ALIX_LED1_PORT         (0x6100)
  43 +#define ALIX_LED1_ON           (1<<22)
  44 +#define ALIX_LED1_OFF          (1<<6)
  45 +
  46 +#define ALIX_LED2_PORT         (0x6180)
  47 +#define ALIX_LED2_ON           (1<<25)
  48 +#define ALIX_LED2_OFF          (1<<9)
  49 +
  50 +#define ALIX_LED3_PORT         (0x6180)
  51 +#define ALIX_LED3_ON           (1<<27)
  52 +#define ALIX_LED3_OFF          (1<<11)
  53 +
  54 +
  55 +static struct platform_device *pdev;
  56 +
  57 +static void alix_led_set_1(struct led_classdev *led_cdev,
  58 +               enum led_brightness value)
  59 +{
  60 +       if (value)
  61 +               outl(ALIX_LED1_ON, ALIX_LED1_PORT);
  62 +       else
  63 +               outl(ALIX_LED1_OFF, ALIX_LED1_PORT);
  64 +}
  65 +
  66 +static void alix_led_set_2(struct led_classdev *led_cdev,
  67 +               enum led_brightness value)
  68 +{
  69 +       if (value)
  70 +               outl(ALIX_LED2_ON, ALIX_LED2_PORT);
  71 +       else
  72 +               outl(ALIX_LED2_OFF, ALIX_LED2_PORT);
  73 +}
  74 +
  75 +static void alix_led_set_3(struct led_classdev *led_cdev,
  76 +               enum led_brightness value)
  77 +{
  78 +       if (value)
  79 +               outl(ALIX_LED3_ON, ALIX_LED3_PORT);
  80 +       else
  81 +               outl(ALIX_LED3_OFF, ALIX_LED3_PORT);
  82 +}
  83 +
  84 +static struct led_classdev alix_led_1 = {
  85 +       .name           = "alix:1",
  86 +       .brightness_set = alix_led_set_1,
  87 +};
  88 +
  89 +static struct led_classdev alix_led_2 = {
  90 +       .name           = "alix:2",
  91 +       .brightness_set = alix_led_set_2,
  92 +};
  93 +
  94 +static struct led_classdev alix_led_3 = {
  95 +       .name           = "alix:3",
  96 +       .brightness_set = alix_led_set_3,
  97 +};
  98 +
  99 +
 100 +#ifdef CONFIG_PM
 101 +static int alix_led_suspend(struct platform_device *dev,
 102 +               pm_message_t state)
 103 +{
 104 +       led_classdev_suspend(&alix_led_1);
 105 +       led_classdev_suspend(&alix_led_2);
 106 +       led_classdev_suspend(&alix_led_3);
 107 +       return 0;
 108 +}
 109 +
 110 +static int alix_led_resume(struct platform_device *dev)
 111 +{
 112 +       led_classdev_resume(&alix_led_1);
 113 +       led_classdev_resume(&alix_led_2);
 114 +       led_classdev_resume(&alix_led_3);
 115 +       return 0;
 116 +}
 117 +#else
 118 +#define alix_led_suspend NULL
 119 +#define alix_led_resume NULL
 120 +#endif
 121 +
 122 +static int alix_led_probe(struct platform_device *pdev)
 123 +{
 124 +       int ret;
 125 +
 126 +       ret = led_classdev_register(&pdev->dev, &alix_led_1);
 127 +       if (ret >= 0)
 128 +       {
 129 +               ret = led_classdev_register(&pdev->dev, &alix_led_2);
 130 +               if (ret >= 0)
 131 +               {
 132 +                       ret = led_classdev_register(&pdev->dev, &alix_led_3);
 133 +                       if (ret < 0)
 134 +                               led_classdev_unregister(&alix_led_2);
 135 +               }
 136 +               if (ret < 0)
 137 +                       led_classdev_unregister(&alix_led_1);
 138 +       }
 139 +       return ret;
 140 +}
 141 +
 142 +static int alix_led_remove(struct platform_device *pdev)
 143 +{
 144 +       led_classdev_unregister(&alix_led_1);
 145 +       led_classdev_unregister(&alix_led_2);
 146 +       led_classdev_unregister(&alix_led_3);
 147 +       return 0;
 148 +}
 149 +
 150 +static struct platform_driver alix_led_driver = {
 151 +       .probe          = alix_led_probe,
 152 +       .remove         = alix_led_remove,
 153 +       .suspend        = alix_led_suspend,
 154 +       .resume         = alix_led_resume,
 155 +       .driver         = {
 156 +               .name           = DRVNAME,
 157 +               .owner          = THIS_MODULE,
 158 +       },
 159 +};
 160 +
 161 +static int __init alix_led_init(void)
 162 +{
 163 +       int ret;
 164 +
 165 +       ret = platform_driver_register(&alix_led_driver);
 166 +       if (ret < 0)
 167 +               goto out;
 168 +
 169 +       pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
 170 +       if (IS_ERR(pdev)) {
 171 +               ret = PTR_ERR(pdev);
 172 +               platform_driver_unregister(&alix_led_driver);
 173 +               goto out;
 174 +       }
 175 +
 176 +out:
 177 +       return ret;
 178 +}
 179 +
 180 +static void __exit alix_led_exit(void)
 181 +{
 182 +       platform_device_unregister(pdev);
 183 +       platform_driver_unregister(&alix_led_driver);
 184 +}
 185 +
 186 +module_init(alix_led_init);
 187 +module_exit(alix_led_exit);
 188 +
 189 +MODULE_AUTHOR("Petr Liebman");
 190 +MODULE_DESCRIPTION("PCEngines ALIX LED driver");
 191 +MODULE_LICENSE("GPL");
 192 +
 193 diff -Nur linux-2.6.24.old/drivers/leds/Makefile linux-2.6.24/drivers/leds/Makefile
 194 --- linux-2.6.24.old/drivers/leds/Makefile      2008-01-24 23:58:37.000000000 +0100
 195 +++ linux-2.6.24/drivers/leds/Makefile  2008-05-24 08:34:40.000000000 +0200
 196 @@ -14,6 +14,7 @@
 197  obj-$(CONFIG_LEDS_AMS_DELTA)           += leds-ams-delta.o
 198  obj-$(CONFIG_LEDS_NET48XX)             += leds-net48xx.o
 199  obj-$(CONFIG_LEDS_WRAP)                        += leds-wrap.o
 200 +obj-$(CONFIG_LEDS_ALIX)                        += leds-alix.o
 201  obj-$(CONFIG_LEDS_H1940)               += leds-h1940.o
 202  obj-$(CONFIG_LEDS_COBALT_QUBE)         += leds-cobalt-qube.o
 203  obj-$(CONFIG_LEDS_COBALT_RAQ)          += leds-cobalt-raq.o