summaryrefslogtreecommitdiff
path: root/target/linux/lantiq/patches-3.0/540-dev-leds-gpio.patch
diff options
context:
space:
mode:
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.patch95
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
+