diff options
Diffstat (limited to 'target/linux/ixp4xx')
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.25/295-latch_led_driver.patch | 198 | ||||
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.25/301-avila_led.patch | 218 |
2 files changed, 211 insertions, 205 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.25/295-latch_led_driver.patch b/target/linux/ixp4xx/patches-2.6.25/295-latch_led_driver.patch new file mode 100644 index 000000000..7733abc59 --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.25/295-latch_led_driver.patch @@ -0,0 +1,198 @@ +Index: linux-2.6.25.4/drivers/leds/Kconfig +=================================================================== +--- linux-2.6.25.4.orig/drivers/leds/Kconfig ++++ linux-2.6.25.4/drivers/leds/Kconfig +@@ -125,6 +125,12 @@ config LEDS_GPIO + outputs. To be useful the particular board must have LEDs + and they must be connected to the GPIO lines. + ++config LEDS_LATCH ++ tristate "LED Support for Memory Latched LEDs" ++ depends on LEDS_CLASS ++ help ++ -- To Do -- ++ + config LEDS_CM_X270 + tristate "LED Support for the CM-X270 LEDs" + depends on LEDS_CLASS && MACH_ARMCORE +Index: linux-2.6.25.4/drivers/leds/leds-latch.c +=================================================================== +--- /dev/null ++++ linux-2.6.25.4/drivers/leds/leds-latch.c +@@ -0,0 +1,141 @@ ++/* ++ * LEDs driver for Memory Latched Devices ++ * ++ * Copyright (C) 2008 Gateworks Corp. ++ * Chris Lang <clang@gateworks.com> ++ * ++ * 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/workqueue.h> ++#include <asm/io.h> ++#include <linux/spinlock.h> ++ ++static unsigned int mem_keep = 0xFF; ++static spinlock_t mem_lock; ++static unsigned char *iobase; ++ ++struct latch_led_data { ++ struct led_classdev cdev; ++ struct work_struct work; ++ u8 new_level; ++ u8 bit; ++}; ++ ++static void latch_led_set(struct led_classdev *led_cdev, ++ enum led_brightness value) ++{ ++ struct latch_led_data *led_dat = ++ container_of(led_cdev, struct latch_led_data, cdev); ++ ++ spin_lock(mem_lock); ++ ++ if (value == LED_OFF) ++ mem_keep |= (0x1 << led_dat->bit); ++ else ++ mem_keep &= ~(0x1 << led_dat->bit); ++ ++ writeb(mem_keep, iobase); ++ ++ spin_unlock(mem_lock); ++} ++ ++static int latch_led_probe(struct platform_device *pdev) ++{ ++ struct latch_led_platform_data *pdata = pdev->dev.platform_data; ++ struct latch_led *cur_led; ++ struct latch_led_data *leds_data, *led_dat; ++ int i, ret = 0; ++ ++ if (!pdata) ++ return -EBUSY; ++ ++ leds_data = kzalloc(sizeof(struct latch_led_data) * pdata->num_leds, ++ GFP_KERNEL); ++ if (!leds_data) ++ return -ENOMEM; ++ ++ iobase = ioremap_nocache(pdata->mem, 0x1000); ++ writeb(0xFF, iobase); ++ ++ for (i = 0; i < pdata->num_leds; i++) { ++ cur_led = &pdata->leds[i]; ++ led_dat = &leds_data[i]; ++ ++ led_dat->cdev.name = cur_led->name; ++ led_dat->cdev.default_trigger = cur_led->default_trigger; ++ led_dat->cdev.brightness_set = latch_led_set; ++ led_dat->cdev.brightness = LED_OFF; ++ led_dat->bit = cur_led->bit; ++ ++ ret = led_classdev_register(&pdev->dev, &led_dat->cdev); ++ if (ret < 0) { ++ goto err; ++ } ++ } ++ ++ platform_set_drvdata(pdev, leds_data); ++ ++ return 0; ++ ++err: ++ if (i > 0) { ++ for (i = i - 1; i >= 0; i--) { ++ led_classdev_unregister(&leds_data[i].cdev); ++ } ++ } ++ ++ kfree(leds_data); ++ ++ return ret; ++} ++ ++static int __devexit latch_led_remove(struct platform_device *pdev) ++{ ++ int i; ++ struct latch_led_platform_data *pdata = pdev->dev.platform_data; ++ struct latch_led_data *leds_data; ++ ++ leds_data = platform_get_drvdata(pdev); ++ ++ for (i = 0; i < pdata->num_leds; i++) { ++ led_classdev_unregister(&leds_data[i].cdev); ++ cancel_work_sync(&leds_data[i].work); ++ } ++ ++ kfree(leds_data); ++ ++ return 0; ++} ++ ++static struct platform_driver latch_led_driver = { ++ .probe = latch_led_probe, ++ .remove = __devexit_p(latch_led_remove), ++ .driver = { ++ .name = "leds-latch", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init latch_led_init(void) ++{ ++ return platform_driver_register(&latch_led_driver); ++} ++ ++static void __exit latch_led_exit(void) ++{ ++ platform_driver_unregister(&latch_led_driver); ++} ++ ++module_init(latch_led_init); ++module_exit(latch_led_exit); ++ ++MODULE_AUTHOR("Chris Lang <clang@gateworks.com>"); ++MODULE_DESCRIPTION("Latch LED driver"); ++MODULE_LICENSE("GPL"); +Index: linux-2.6.25.4/drivers/leds/Makefile +=================================================================== +--- linux-2.6.25.4.orig/drivers/leds/Makefile ++++ linux-2.6.25.4/drivers/leds/Makefile +@@ -19,6 +19,7 @@ obj-$(CONFIG_LEDS_H1940) += leds-h1940. + obj-$(CONFIG_LEDS_COBALT_QUBE) += leds-cobalt-qube.o + obj-$(CONFIG_LEDS_COBALT_RAQ) += leds-cobalt-raq.o + obj-$(CONFIG_LEDS_GPIO) += leds-gpio.o ++obj-$(CONFIG_LEDS_LATCH) += leds-latch.o + obj-$(CONFIG_LEDS_CM_X270) += leds-cm-x270.o + obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-clevo-mail.o + obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o +Index: linux-2.6.25.4/include/linux/leds.h +=================================================================== +--- linux-2.6.25.4.orig/include/linux/leds.h ++++ linux-2.6.25.4/include/linux/leds.h +@@ -136,5 +136,18 @@ struct gpio_led_platform_data { + struct gpio_led *leds; + }; + ++/* For the leds-latch driver */ ++struct latch_led { ++ const char *name; ++ char *default_trigger; ++ unsigned bit; ++}; ++ ++struct latch_led_platform_data { ++ int num_leds; ++ u32 mem; ++ struct latch_led *leds; ++}; ++ + + #endif /* __LINUX_LEDS_H_INCLUDED */ diff --git a/target/linux/ixp4xx/patches-2.6.25/301-avila_led.patch b/target/linux/ixp4xx/patches-2.6.25/301-avila_led.patch index aba62841f..f2732feea 100644 --- a/target/linux/ixp4xx/patches-2.6.25/301-avila_led.patch +++ b/target/linux/ixp4xx/patches-2.6.25/301-avila_led.patch @@ -1,6 +1,7 @@ -diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c ---- clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c 2008-05-20 09:18:21.000000000 -0700 -+++ linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c 2008-05-20 09:31:55.000000000 -0700 +Index: linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c +=================================================================== +--- linux-2.6.25.4.orig/arch/arm/mach-ixp4xx/avila-setup.c ++++ linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c @@ -26,6 +26,7 @@ # include <linux/eeprom.h> #endif @@ -9,7 +10,7 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 #include <linux/i2c-gpio.h> #include <asm/types.h> -@@ -172,6 +173,72 @@ +@@ -172,6 +173,72 @@ static struct platform_device avila_npec .dev.platform_data = &avila_npec_data, }; @@ -82,7 +83,7 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 static struct platform_device *avila_devices[] __initdata = { &avila_i2c_gpio, &avila_flash, -@@ -182,6 +249,8 @@ +@@ -182,6 +249,8 @@ static void __init avila_gw23xx_setup(vo { platform_device_register(&avila_npeb_device); platform_device_register(&avila_npec_device); @@ -91,7 +92,7 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 } #ifdef CONFIG_SENSORS_EEPROM -@@ -189,6 +258,8 @@ +@@ -189,6 +258,8 @@ static void __init avila_gw2342_setup(vo { platform_device_register(&avila_npeb_device); platform_device_register(&avila_npec_device); @@ -100,7 +101,7 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 } static void __init avila_gw2345_setup(void) -@@ -199,22 +270,30 @@ +@@ -199,22 +270,30 @@ static void __init avila_gw2345_setup(vo avila_npec_data.phy = 5; /* port 5 of the KS8995 switch */ platform_device_register(&avila_npec_device); @@ -131,7 +132,7 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 } static void __init avila_gw2355_setup(void) -@@ -225,11 +304,29 @@ +@@ -225,11 +304,29 @@ static void __init avila_gw2355_setup(vo avila_npec_data.phy = 16; platform_device_register(&avila_npec_device); @@ -161,181 +162,10 @@ diff -ruN clean/linux-2.6.25.4/arch/arm/mach-ixp4xx/avila-setup.c linux-2.6.25.4 } static struct avila_board_info avila_boards[] __initdata = { -diff -ruN clean/linux-2.6.25.4/drivers/leds/Kconfig linux-2.6.25.4/drivers/leds/Kconfig ---- clean/linux-2.6.25.4/drivers/leds/Kconfig 2008-05-15 08:00:12.000000000 -0700 -+++ linux-2.6.25.4/drivers/leds/Kconfig 2008-05-20 09:25:15.000000000 -0700 -@@ -113,6 +113,12 @@ - outputs. To be useful the particular board must have LEDs - and they must be connected to the GPIO lines. - -+config LEDS_LATCH -+ tristate "LED Support for Memory Latched LEDs" -+ depends on LEDS_CLASS -+ help -+ -- To Do -- -+ - config LEDS_CM_X270 - tristate "LED Support for the CM-X270 LEDs" - depends on LEDS_CLASS && MACH_ARMCORE -diff -ruN clean/linux-2.6.25.4/drivers/leds/leds-latch.c linux-2.6.25.4/drivers/leds/leds-latch.c ---- clean/linux-2.6.25.4/drivers/leds/leds-latch.c 1969-12-31 16:00:00.000000000 -0800 -+++ linux-2.6.25.4/drivers/leds/leds-latch.c 2008-04-30 14:03:21.000000000 -0700 -@@ -0,0 +1,141 @@ -+/* -+ * LEDs driver for Memory Latched Devices -+ * -+ * Copyright (C) 2008 Gateworks Corp. -+ * Chris Lang <clang@gateworks.com> -+ * -+ * 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/workqueue.h> -+#include <asm/io.h> -+#include <linux/spinlock.h> -+ -+static unsigned int mem_keep = 0xFF; -+static spinlock_t mem_lock; -+static unsigned char *iobase; -+ -+struct latch_led_data { -+ struct led_classdev cdev; -+ struct work_struct work; -+ u8 new_level; -+ u8 bit; -+}; -+ -+static void latch_led_set(struct led_classdev *led_cdev, -+ enum led_brightness value) -+{ -+ struct latch_led_data *led_dat = -+ container_of(led_cdev, struct latch_led_data, cdev); -+ -+ spin_lock(mem_lock); -+ -+ if (value == LED_OFF) -+ mem_keep |= (0x1 << led_dat->bit); -+ else -+ mem_keep &= ~(0x1 << led_dat->bit); -+ -+ writeb(mem_keep, iobase); -+ -+ spin_unlock(mem_lock); -+} -+ -+static int latch_led_probe(struct platform_device *pdev) -+{ -+ struct latch_led_platform_data *pdata = pdev->dev.platform_data; -+ struct latch_led *cur_led; -+ struct latch_led_data *leds_data, *led_dat; -+ int i, ret = 0; -+ -+ if (!pdata) -+ return -EBUSY; -+ -+ leds_data = kzalloc(sizeof(struct latch_led_data) * pdata->num_leds, -+ GFP_KERNEL); -+ if (!leds_data) -+ return -ENOMEM; -+ -+ iobase = ioremap_nocache(pdata->mem, 0x1000); -+ writeb(0xFF, iobase); -+ -+ for (i = 0; i < pdata->num_leds; i++) { -+ cur_led = &pdata->leds[i]; -+ led_dat = &leds_data[i]; -+ -+ led_dat->cdev.name = cur_led->name; -+ led_dat->cdev.default_trigger = cur_led->default_trigger; -+ led_dat->cdev.brightness_set = latch_led_set; -+ led_dat->cdev.brightness = LED_OFF; -+ led_dat->bit = cur_led->bit; -+ -+ ret = led_classdev_register(&pdev->dev, &led_dat->cdev); -+ if (ret < 0) { -+ goto err; -+ } -+ } -+ -+ platform_set_drvdata(pdev, leds_data); -+ -+ return 0; -+ -+err: -+ if (i > 0) { -+ for (i = i - 1; i >= 0; i--) { -+ led_classdev_unregister(&leds_data[i].cdev); -+ } -+ } -+ -+ kfree(leds_data); -+ -+ return ret; -+} -+ -+static int __devexit latch_led_remove(struct platform_device *pdev) -+{ -+ int i; -+ struct latch_led_platform_data *pdata = pdev->dev.platform_data; -+ struct latch_led_data *leds_data; -+ -+ leds_data = platform_get_drvdata(pdev); -+ -+ for (i = 0; i < pdata->num_leds; i++) { -+ led_classdev_unregister(&leds_data[i].cdev); -+ cancel_work_sync(&leds_data[i].work); -+ } -+ -+ kfree(leds_data); -+ -+ return 0; -+} -+ -+static struct platform_driver latch_led_driver = { -+ .probe = latch_led_probe, -+ .remove = __devexit_p(latch_led_remove), -+ .driver = { -+ .name = "leds-latch", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init latch_led_init(void) -+{ -+ return platform_driver_register(&latch_led_driver); -+} -+ -+static void __exit latch_led_exit(void) -+{ -+ platform_driver_unregister(&latch_led_driver); -+} -+ -+module_init(latch_led_init); -+module_exit(latch_led_exit); -+ -+MODULE_AUTHOR("Chris Lang <clang@gateworks.com>"); -+MODULE_DESCRIPTION("Latch LED driver"); -+MODULE_LICENSE("GPL"); -diff -ruN clean/linux-2.6.25.4/drivers/leds/Makefile linux-2.6.25.4/drivers/leds/Makefile ---- clean/linux-2.6.25.4/drivers/leds/Makefile 2008-05-15 08:00:12.000000000 -0700 -+++ linux-2.6.25.4/drivers/leds/Makefile 2008-05-20 09:26:14.000000000 -0700 -@@ -18,6 +18,7 @@ - obj-$(CONFIG_LEDS_COBALT_QUBE) += leds-cobalt-qube.o - obj-$(CONFIG_LEDS_COBALT_RAQ) += leds-cobalt-raq.o - obj-$(CONFIG_LEDS_GPIO) += leds-gpio.o -+obj-$(CONFIG_LEDS_LATCH) += leds-latch.o - obj-$(CONFIG_LEDS_CM_X270) += leds-cm-x270.o - obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-clevo-mail.o - obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o -diff -ruN clean/linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h ---- clean/linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h 2008-05-15 08:00:12.000000000 -0700 -+++ linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h 2008-05-20 09:22:28.000000000 -0700 +Index: linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h +=================================================================== +--- linux-2.6.25.4.orig/include/asm-arm/arch-ixp4xx/avila.h ++++ linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h @@ -36,4 +36,6 @@ #define AVILA_PCI_INTC_PIN 9 #define AVILA_PCI_INTD_PIN 8 @@ -344,25 +174,3 @@ diff -ruN clean/linux-2.6.25.4/include/asm-arm/arch-ixp4xx/avila.h linux-2.6.25. +/* User LEDs */ +#define AVILA_GW23XX_LED_USER_GPIO 3 +#define AVILA_GW23X7_LED_USER_GPIO 4 -diff -ruN clean/linux-2.6.25.4/include/linux/leds.h linux-2.6.25.4/include/linux/leds.h ---- clean/linux-2.6.25.4/include/linux/leds.h 2008-05-15 08:00:12.000000000 -0700 -+++ linux-2.6.25.4/include/linux/leds.h 2008-05-20 09:32:35.000000000 -0700 -@@ -136,5 +136,18 @@ - struct gpio_led *leds; - }; - -+/* For the leds-latch driver */ -+struct latch_led { -+ const char *name; -+ char *default_trigger; -+ unsigned bit; -+}; -+ -+struct latch_led_platform_data { -+ int num_leds; -+ u32 mem; -+ struct latch_led *leds; -+}; -+ - - #endif /* __LINUX_LEDS_H_INCLUDED */ |