mirror of
https://github.com/openwrt/openwrt.git
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96 lines
2.3 KiB
Diff
96 lines
2.3 KiB
Diff
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--- /dev/null
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+++ b/arch/mips/include/asm/mach-lantiq/dev-leds-gpio.h
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@@ -0,0 +1,21 @@
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+/*
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+ * Lantiq GPIO LED device support
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+ *
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+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
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+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ */
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+
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+#ifndef _LANTIQ_DEV_LEDS_GPIO_H
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+#define _LANTIQ_DEV_LEDS_GPIO_H
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+
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+#include <linux/leds.h>
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+
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+void ltq_add_device_leds_gpio(int id,
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+ unsigned num_leds,
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+ struct gpio_led *leds) __init;
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+
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+#endif /* _LANTIQ_DEV_LEDS_GPIO_H */
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--- /dev/null
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+++ b/arch/mips/lantiq/dev-leds-gpio.c
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@@ -0,0 +1,57 @@
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+/*
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+ * Lantiq GPIO LED device support
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+ *
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+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
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+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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+ *
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+ * Parts of this file are based on Atheros' 2.6.15 BSP
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ */
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+
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+#include <linux/init.h>
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+#include <linux/slab.h>
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+#include <linux/platform_device.h>
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+
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+#include "dev-leds-gpio.h"
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+
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+void __init ltq_add_device_leds_gpio(int id, unsigned num_leds,
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+ struct gpio_led *leds)
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+{
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+ struct platform_device *pdev;
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+ struct gpio_led_platform_data pdata;
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+ struct gpio_led *p;
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+ int err;
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+
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+ p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL);
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+ if (!p)
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+ return;
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+
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+ memcpy(p, leds, num_leds * sizeof(*p));
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+
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+ pdev = platform_device_alloc("leds-gpio", id);
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+ if (!pdev)
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+ goto err_free_leds;
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+
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+ memset(&pdata, 0, sizeof(pdata));
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+ pdata.num_leds = num_leds;
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+ pdata.leds = p;
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+
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+ err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
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+ if (err)
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+ goto err_put_pdev;
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+
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+ err = platform_device_add(pdev);
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+ if (err)
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+ goto err_put_pdev;
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+
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+ return;
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+
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+err_put_pdev:
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+ platform_device_put(pdev);
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+
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+err_free_leds:
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+ kfree(p);
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+}
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--- a/arch/mips/lantiq/Makefile
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+++ b/arch/mips/lantiq/Makefile
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@@ -4,7 +4,7 @@
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# under the terms of the GNU General Public License version 2 as published
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# by the Free Software Foundation.
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-obj-y := irq.o setup.o clk.o prom.o devices.o
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+obj-y := irq.o setup.o clk.o prom.o devices.o dev-leds-gpio.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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