diff options
Diffstat (limited to 'target/linux/au1000-2.6')
| -rw-r--r-- | target/linux/au1000-2.6/files/drivers/leds/leds-mtx1.c | 116 | ||||
| -rw-r--r-- | target/linux/au1000-2.6/patches/011-mtx1_leds.patch | 120 |
2 files changed, 116 insertions, 120 deletions
diff --git a/target/linux/au1000-2.6/files/drivers/leds/leds-mtx1.c b/target/linux/au1000-2.6/files/drivers/leds/leds-mtx1.c new file mode 100644 index 000000000..86615f46b --- /dev/null +++ b/target/linux/au1000-2.6/files/drivers/leds/leds-mtx1.c @@ -0,0 +1,116 @@ +/* + * LED driver for MTX-1 boards + * + * Copyright 2007 Florian Fainelli <florian@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/leds.h> +#include <linux/err.h> +#include <asm/mach-au1x00/au1000.h> + +static struct platform_device *pdev; + +static void mtx1_green_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) +{ + /* The power LED cannot be controlled the same way as for the Status LED */ + if (brightness) { + au_writel( 0x18000800, GPIO2_OUTPUT ); + } else { + au_writel( 0x18000000, GPIO2_OUTPUT); + } +} + +static void mtx1_red_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) +{ + /* We store GPIO address (originally address - 200) in the "flags" field*/ + unsigned long pinmask = 1 << led_cdev->flags; + if (brightness) { + au_writel((pinmask << 16) | pinmask, GPIO2_OUTPUT); + } else { + au_writel((pinmask << 16) | 0, GPIO2_OUTPUT); + } +} + +static struct led_classdev mtx1_green_led = { + .name = "mtx1:green", + .brightness_set = mtx1_green_led_set, +}; + +static struct led_classdev mtx1_red_led = { + .name = "mtx1:red", + .flags = 12, + .brightness_set = mtx1_red_led_set, + .default_trigger = "ide-disk", +}; + +static int mtx1_leds_probe(struct platform_device *pdev) +{ + int ret; + + ret = led_classdev_register(&pdev->dev, &mtx1_green_led); + if (ret < 0) + goto out; + + ret = led_classdev_register(&pdev->dev, &mtx1_red_led); + if (ret < 0) + led_classdev_unregister(&mtx1_green_led); + +out: + return ret; +} + +static int mtx1_leds_remove(struct platform_device *pdev) +{ + led_classdev_unregister(&mtx1_green_led); + led_classdev_unregister(&mtx1_red_led); + return 0; +} + +static struct platform_driver mtx1_leds_driver = { + .probe = mtx1_leds_probe, + .remove = mtx1_leds_remove, + .driver = { + .name = "mtx1-leds", + } +}; + +static int __init mtx1_leds_init(void) +{ + int ret; + + ret = platform_driver_register(&mtx1_leds_driver); + if (ret < 0) + goto out; + + pdev = platform_device_register_simple("mtx1-leds", -1, NULL, 0); + if (IS_ERR(pdev)) { + ret = PTR_ERR(pdev); + platform_driver_unregister(&mtx1_leds_driver); + goto out; + } + +out: + return ret; + +} + +static void __exit mtx1_leds_exit(void) +{ + platform_device_unregister(pdev); + platform_driver_unregister(&mtx1_leds_driver); +} + +module_init(mtx1_leds_init); +module_exit(mtx1_leds_exit); + +MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>"); +MODULE_DESCRIPTION("MTX-1 LED driver"); +MODULE_LICENSE("GPL"); diff --git a/target/linux/au1000-2.6/patches/011-mtx1_leds.patch b/target/linux/au1000-2.6/patches/011-mtx1_leds.patch index 350c531fb..a99377f81 100644 --- a/target/linux/au1000-2.6/patches/011-mtx1_leds.patch +++ b/target/linux/au1000-2.6/patches/011-mtx1_leds.patch @@ -26,123 +26,3 @@ diff -urN linux-2.6.19.2/drivers/leds/Makefile linux-2.6.19.2.new/drivers/leds/M # LED Triggers obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o -diff -urN linux-2.6.19.2/drivers/leds/leds-mtx1.c linux-2.6.19.2.new/drivers/leds/leds-mtx1.c ---- linux-2.6.19.2/drivers/leds/leds-mtx1.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.19.2.new/drivers/leds/leds-mtx1.c 2007-03-02 13:49:08.000000000 +0100 -@@ -0,0 +1,116 @@ -+/* -+ * LED driver for MTX-1 boards -+ * -+ * Copyright 2007 Florian Fainelli <florian@openwrt.org> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ * -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/init.h> -+#include <linux/platform_device.h> -+#include <linux/leds.h> -+#include <linux/err.h> -+#include <asm/mach-au1x00/au1000.h> -+ -+static struct platform_device *pdev; -+ -+static void mtx1_green_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) -+{ -+ /* The power LED cannot be controlled the same way as for the Status LED */ -+ if (brightness) { -+ au_writel( 0x18000800, GPIO2_OUTPUT ); -+ } else { -+ au_writel( 0x18000000, GPIO2_OUTPUT); -+ } -+} -+ -+static void mtx1_red_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) -+{ -+ /* We store GPIO address (originally address - 200) in the "flags" field*/ -+ unsigned long pinmask = 1 << led_cdev->flags; -+ if (brightness) { -+ au_writel((pinmask << 16) | pinmask, GPIO2_OUTPUT); -+ } else { -+ au_writel((pinmask << 16) | 0, GPIO2_OUTPUT); -+ } -+} -+ -+static struct led_classdev mtx1_green_led = { -+ .name = "mtx1:green", -+ .brightness_set = mtx1_green_led_set, -+}; -+ -+static struct led_classdev mtx1_red_led = { -+ .name = "mtx1:red", -+ .flags = 12, -+ .brightness_set = mtx1_red_led_set, -+ .default_trigger = "ide-disk", -+}; -+ -+static int mtx1_leds_probe(struct platform_device *pdev) -+{ -+ int ret; -+ -+ ret = led_classdev_register(&pdev->dev, &mtx1_green_led); -+ if (ret < 0) -+ goto out; -+ -+ ret = led_classdev_register(&pdev->dev, &mtx1_red_led); -+ if (ret < 0) -+ led_classdev_unregister(&mtx1_green_led); -+ -+out: -+ return ret; -+} -+ -+static int mtx1_leds_remove(struct platform_device *pdev) -+{ -+ led_classdev_unregister(&mtx1_green_led); -+ led_classdev_unregister(&mtx1_red_led); -+ return 0; -+} -+ -+static struct platform_driver mtx1_leds_driver = { -+ .probe = mtx1_leds_probe, -+ .remove = mtx1_leds_remove, -+ .driver = { -+ .name = "mtx1-leds", -+ } -+}; -+ -+static int __init mtx1_leds_init(void) -+{ -+ int ret; -+ -+ ret = platform_driver_register(&mtx1_leds_driver); -+ if (ret < 0) -+ goto out; -+ -+ pdev = platform_device_register_simple("mtx1-leds", -1, NULL, 0); -+ if (IS_ERR(pdev)) { -+ ret = PTR_ERR(pdev); -+ platform_driver_unregister(&mtx1_leds_driver); -+ goto out; -+ } -+ -+out: -+ return ret; -+ -+} -+ -+static void __exit mtx1_leds_exit(void) -+{ -+ platform_device_unregister(pdev); -+ platform_driver_unregister(&mtx1_leds_driver); -+} -+ -+module_init(mtx1_leds_init); -+module_exit(mtx1_leds_exit); -+ -+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>"); -+MODULE_DESCRIPTION("MTX-1 LED driver"); -+MODULE_LICENSE("GPL"); |