diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch b/target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch new file mode 100644 index 0000000..a66dc0d --- /dev/null +++ b/target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch @@ -0,0 +1,95 @@ +--- /dev/null ++++ b/arch/mips/include/asm/mach-lantiq/dev-leds-gpio.h +@@ -0,0 +1,21 @@ ++/* ++ * Lantiq GPIO LED device support ++ * ++ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> ++ * Copyright (C) 2008 Imre Kaloz <kaloz@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. ++ */ ++ ++#ifndef _LANTIQ_DEV_LEDS_GPIO_H ++#define _LANTIQ_DEV_LEDS_GPIO_H ++ ++#include <linux/leds.h> ++ ++void ltq_add_device_leds_gpio(int id, ++ unsigned num_leds, ++ struct gpio_led *leds) __init; ++ ++#endif /* _LANTIQ_DEV_LEDS_GPIO_H */ +--- /dev/null ++++ b/arch/mips/lantiq/dev-leds-gpio.c +@@ -0,0 +1,57 @@ ++/* ++ * Lantiq GPIO LED device support ++ * ++ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> ++ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> ++ * ++ * Parts of this file are based on Atheros' 2.6.15 BSP ++ * ++ * 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/init.h> ++#include <linux/slab.h> ++#include <linux/platform_device.h> ++ ++#include "dev-leds-gpio.h" ++ ++void __init ltq_add_device_leds_gpio(int id, unsigned num_leds, ++ struct gpio_led *leds) ++{ ++ struct platform_device *pdev; ++ struct gpio_led_platform_data pdata; ++ struct gpio_led *p; ++ int err; ++ ++ p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL); ++ if (!p) ++ return; ++ ++ memcpy(p, leds, num_leds * sizeof(*p)); ++ ++ pdev = platform_device_alloc("leds-gpio", id); ++ if (!pdev) ++ goto err_free_leds; ++ ++ memset(&pdata, 0, sizeof(pdata)); ++ pdata.num_leds = num_leds; ++ pdata.leds = p; ++ ++ err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); ++ if (err) ++ goto err_put_pdev; ++ ++ err = platform_device_add(pdev); ++ if (err) ++ goto err_put_pdev; ++ ++ return; ++ ++err_put_pdev: ++ platform_device_put(pdev); ++ ++err_free_leds: ++ kfree(p); ++} +--- a/arch/mips/lantiq/Makefile ++++ b/arch/mips/lantiq/Makefile +@@ -4,7 +4,7 @@ + # under the terms of the GNU General Public License version 2 as published + # by the Free Software Foundation. + +-obj-y := irq.o setup.o clk.o prom.o devices.o ++obj-y := irq.o setup.o clk.o prom.o devices.o dev-leds-gpio.o + + obj-$(CONFIG_EARLY_PRINTK) += early_printk.o + |