The patch titled
led: driver for LEDs on PCEngines ALIX.2 and ALIX.3 boards
has been removed from the -mm tree. Its filename was
led-driver-for-leds-on-pcengines-alix2-and-alix3-boards.patch
This patch was dropped because an updated version will be merged
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: led: driver for LEDs on PCEngines ALIX.2 and ALIX.3 boards
From: Constantin Baranov <const@xxxxxxxx>
Driver for LEDs on PCEngines ALIX.2 and ALIX.3 system boards.
[akpm@xxxxxxxxxxxxxxxxxxxx: cleanups]
Signed-off-by: Constantin Baranov <const@xxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/leds/Kconfig | 6 +
drivers/leds/Makefile | 1
drivers/leds/leds-alix.c | 153 +++++++++++++++++++++++++++++++++++++
3 files changed, 160 insertions(+)
diff -puN drivers/leds/Kconfig~led-driver-for-leds-on-pcengines-alix2-and-alix3-boards drivers/leds/Kconfig
--- a/drivers/leds/Kconfig~led-driver-for-leds-on-pcengines-alix2-and-alix3-boards
+++ a/drivers/leds/Kconfig
@@ -63,6 +63,12 @@ config LEDS_WRAP
help
This option enables support for the PCEngines WRAP programmable LEDs.
+config LEDS_ALIX
+ tristate "LED support for ALIX series"
+ depends on LEDS_CLASS && X86
+ help
+ This option enables support for the PCEngines ALIX.2 and ALIX.3 LEDs.
+
config LEDS_H1940
tristate "LED Support for iPAQ H1940 device"
depends on LEDS_CLASS && ARCH_H1940
diff -puN drivers/leds/Makefile~led-driver-for-leds-on-pcengines-alix2-and-alix3-boards drivers/leds/Makefile
--- a/drivers/leds/Makefile~led-driver-for-leds-on-pcengines-alix2-and-alix3-boards
+++ a/drivers/leds/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_LEDS_S3C24XX) += leds-s3c2
obj-$(CONFIG_LEDS_AMS_DELTA) += leds-ams-delta.o
obj-$(CONFIG_LEDS_NET48XX) += leds-net48xx.o
obj-$(CONFIG_LEDS_WRAP) += leds-wrap.o
+obj-$(CONFIG_LEDS_ALIX) += leds-alix.o
obj-$(CONFIG_LEDS_H1940) += leds-h1940.o
obj-$(CONFIG_LEDS_COBALT_QUBE) += leds-cobalt-qube.o
obj-$(CONFIG_LEDS_COBALT_RAQ) += leds-cobalt-raq.o
diff -puN /dev/null drivers/leds/leds-alix.c
--- /dev/null
+++ a/drivers/leds/leds-alix.c
@@ -0,0 +1,153 @@
+/*
+ * LEDs driver for PCEngines ALIX.2 and ALIX.3
+ *
+ * Copyright (C) 2008 Constantin Baranov <const@xxxxxxxx>
+ */
+
+#include <linux/io.h>
+#include <linux/err.h>
+#include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
+
+struct alix_led {
+ struct led_classdev cdev;
+ unsigned short port;
+ unsigned int on_value;
+ unsigned int off_value;
+};
+
+static void alix_led_set(struct led_classdev *led_cdev,
+ enum led_brightness brightness)
+{
+ struct alix_led *led_dev =
+ container_of(led_cdev, struct alix_led, cdev);
+
+ if (brightness)
+ outl(led_dev->on_value, led_dev->port);
+ else
+ outl(led_dev->off_value, led_dev->port);
+}
+
+static struct alix_led alix_leds[] = {
+ {
+ .cdev = {
+ .name = "alix:1",
+ .brightness_set = alix_led_set,
+ },
+ .port = 0x6100,
+ .on_value = 1 << 22,
+ .off_value = 1 << 6,
+ },
+ {
+ .cdev = {
+ .name = "alix:2",
+ .brightness_set = alix_led_set,
+ },
+ .port = 0x6180,
+ .on_value = 1 << 25,
+ .off_value = 1 << 9,
+ },
+ {
+ .cdev = {
+ .name = "alix:3",
+ .brightness_set = alix_led_set,
+ },
+ .port = 0x6180,
+ .on_value = 1 << 27,
+ .off_value = 1 << 11,
+ },
+};
+
+#ifdef CONFIG_PM
+
+static int alix_led_suspend(struct platform_device *dev, pm_message_t state)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(alix_leds); i++)
+ led_classdev_suspend(&alix_leds[i].cdev);
+ return 0;
+}
+
+static int alix_led_resume(struct platform_device *dev)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(alix_leds); i++)
+ led_classdev_resume(&alix_leds[i].cdev);
+ return 0;
+}
+
+#else
+
+#define alix_led_suspend NULL
+#define alix_led_resume NULL
+
+#endif
+
+static int __init alix_led_probe(struct platform_device *pdev)
+{
+ int i;
+ int ret;
+
+ for (i = 0; i < ARRAY_SIZE(alix_leds); i++) {
+ ret = led_classdev_register(&pdev->dev, &alix_leds[i].cdev);
+ if (ret < 0)
+ goto fail;
+ }
+ return 0;
+
+fail:
+ while (--i >= 0)
+ led_classdev_unregister(&alix_leds[i].cdev);
+ return ret;
+}
+
+static int alix_led_remove(struct platform_device *pdev)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(alix_leds); i++)
+ led_classdev_unregister(&alix_leds[i].cdev);
+ return 0;
+}
+
+static struct platform_driver alix_led_driver = {
+ .remove = alix_led_remove,
+ .suspend = alix_led_suspend,
+ .resume = alix_led_resume,
+ .driver = {
+ .name = KBUILD_MODNAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static struct platform_device *pdev;
+
+static int __init alix_led_init(void)
+{
+ int ret;
+
+ pdev = platform_device_register_simple(KBUILD_MODNAME, -1, NULL, 0);
+ if (!IS_ERR(pdev)) {
+ ret = platform_driver_probe(&alix_led_driver, alix_led_probe);
+ if (ret)
+ platform_device_unregister(pdev);
+ } else
+ ret = PTR_ERR(pdev);
+ return ret;
+}
+
+static void __exit alix_led_exit(void)
+{
+ platform_device_unregister(pdev);
+ platform_driver_unregister(&alix_led_driver);
+}
+
+module_init(alix_led_init);
+module_exit(alix_led_exit);
+
+MODULE_AUTHOR("Constantin Baranov <const@xxxxxxxx>");
+MODULE_DESCRIPTION("PCEngines ALIX LED driver");
+MODULE_LICENSE("GPL");
_
Patches currently in -mm which might be from const@xxxxxxxx are
led-driver-for-leds-on-pcengines-alix2-and-alix3-boards.patch
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