diff options
Diffstat (limited to 'recipes/linux/linux-2.6.23/mpc8323e-rdb/mpc832x-leds.patch')
| -rw-r--r-- | recipes/linux/linux-2.6.23/mpc8323e-rdb/mpc832x-leds.patch | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.23/mpc8323e-rdb/mpc832x-leds.patch b/recipes/linux/linux-2.6.23/mpc8323e-rdb/mpc832x-leds.patch new file mode 100644 index 0000000000..a4863b8daf --- /dev/null +++ b/recipes/linux/linux-2.6.23/mpc8323e-rdb/mpc832x-leds.patch @@ -0,0 +1,150 @@ +diff -urN linux-2.6.23.orig/drivers/leds/Kconfig linux-2.6.23/drivers/leds/Kconfig +--- linux-2.6.23.orig/drivers/leds/Kconfig 2007-10-09 22:31:38.000000000 +0200 ++++ linux-2.6.23/drivers/leds/Kconfig 2007-11-09 18:15:03.000000000 +0100 +@@ -101,6 +101,12 @@ + outputs. To be useful the particular board must have LEDs + and they must be connected to the GPIO lines. + ++config LEDS_MPC832X ++ tristate "LED Support for MPC832x LEDs" ++ depends on LEDS_CLASS && PPC_83xx ++ help ++ This option enables support for the LEDs on MPC832x boards. ++ + comment "LED Triggers" + + config LEDS_TRIGGERS +diff -urN linux-2.6.23.orig/drivers/leds/leds-mpc832x.c linux-2.6.23/drivers/leds/leds-mpc832x.c +--- linux-2.6.23.orig/drivers/leds/leds-mpc832x.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.23/drivers/leds/leds-mpc832x.c 2007-11-09 18:15:19.000000000 +0100 +@@ -0,0 +1,119 @@ ++/* ++ * drivers/leds/leds-mpc832x.c ++ * Copyright (c) Jeremy Laine <jeremy.laine@bolloretelecom.eu> ++ * ++ * This file is subject to the terms and conditions of the GNU General Public ++ * License. See the file COPYING in the main directory of this archive for ++ * more details. ++ * ++ * MPC832x leds driver ++ * ++ */ ++ ++#include <linux/module.h> ++#include <linux/platform_device.h> ++#include <linux/leds.h> ++#include <linux/err.h> ++#include <asm/io.h> ++#include <asm/qe.h> ++ ++int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain, ++ int assignment, int has_irq); ++int par_io_data_set(u8 port, u8 pin, u8 val); ++ ++static struct platform_dev *leds_pdev = NULL; ++ ++#define LED_PORT 3 ++#define GREEN_PIN 18 ++#define YELLOW_PIN 17 ++#define RED_PIN 16 ++ ++static void mpc832xleds_green_set(struct led_classdev *led_cdev, enum led_brightness value) ++{ ++ par_io_data_set(LED_PORT, GREEN_PIN, !value); ++} ++ ++static struct led_classdev mpc832x_green_led = { ++ .name = "mpc832x:green", ++ .brightness_set = mpc832xleds_green_set, ++}; ++ ++static void mpc832xleds_yellow_set(struct led_classdev *led_cdev, enum led_brightness value) ++{ ++ par_io_data_set(LED_PORT, YELLOW_PIN, !value); ++} ++ ++static struct led_classdev mpc832x_yellow_led = { ++ .name = "mpc832x:yellow", ++ .brightness_set = mpc832xleds_yellow_set, ++}; ++ ++static void mpc832xleds_red_set(struct led_classdev *led_cdev, enum led_brightness value) ++{ ++ par_io_data_set(LED_PORT, RED_PIN, !value); ++} ++ ++static struct led_classdev mpc832x_red_led = { ++ .name = "mpc832x:red", ++ .brightness_set = mpc832xleds_red_set, ++}; ++ ++static int mpc832xleds_probe(struct platform_device *pdev) ++{ ++ int ret; ++ ++ ret = led_classdev_register(&pdev->dev, &mpc832x_green_led); ++ if (ret < 0) ++ return ret; ++ par_io_config_pin(LED_PORT, GREEN_PIN, 1, 0, 0, 0); ++ ++ ret = led_classdev_register(&pdev->dev, &mpc832x_yellow_led); ++ if (ret < 0) ++ return ret; ++ par_io_config_pin(LED_PORT, YELLOW_PIN, 1, 0, 0, 0); ++ ++ ret = led_classdev_register(&pdev->dev, &mpc832x_red_led); ++ if (ret < 0) ++ return ret; ++ par_io_config_pin(LED_PORT, RED_PIN, 1, 0, 0, 0); ++ ++ return ret; ++} ++ ++static int mpc832xleds_remove(struct platform_device *pdev) ++{ ++ led_classdev_unregister(&mpc832x_green_led); ++ led_classdev_unregister(&mpc832x_yellow_led); ++ led_classdev_unregister(&mpc832x_red_led); ++ return 0; ++} ++ ++static struct platform_driver mpc832xleds_driver = { ++ .driver = { ++ .name = "mpc832x-leds", ++ .owner = THIS_MODULE, ++ }, ++ .probe = mpc832xleds_probe, ++ .remove = mpc832xleds_remove, ++}; ++ ++static int __init mpc832xleds_init(void) ++{ ++ leds_pdev = platform_device_register_simple("mpc832x-leds", -1, NULL, 0); ++ ++ return platform_driver_register(&mpc832xleds_driver); ++} ++ ++static void __exit mpc832xleds_exit(void) ++{ ++ platform_driver_unregister(&mpc832xleds_driver); ++ ++ platform_device_unregister(leds_pdev); ++} ++ ++module_init(mpc832xleds_init); ++module_exit(mpc832xleds_exit); ++ ++MODULE_AUTHOR("Jeremy Laine <jeremy.laine@bolloretelecom.eu>"); ++MODULE_DESCRIPTION("MPC832X GPIO LED driver"); ++MODULE_LICENSE("GPL"); +diff -urN linux-2.6.23.orig/drivers/leds/Makefile linux-2.6.23/drivers/leds/Makefile +--- linux-2.6.23.orig/drivers/leds/Makefile 2007-10-09 22:31:38.000000000 +0200 ++++ linux-2.6.23/drivers/leds/Makefile 2007-11-09 18:15:03.000000000 +0100 +@@ -17,6 +17,7 @@ + obj-$(CONFIG_LEDS_H1940) += leds-h1940.o + obj-$(CONFIG_LEDS_COBALT) += leds-cobalt.o + obj-$(CONFIG_LEDS_GPIO) += leds-gpio.o ++obj-$(CONFIG_LEDS_MPC832X) += leds-mpc832x.o + + # LED Triggers + obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o |