Commit b7f1ac9b authored by Linus Walleij's avatar Linus Walleij Committed by Pavel Machek
Browse files

leds: leds-fsg: Drop FSG3 LED driver 



The board file using this driver has been deleted and the
FSG3 LEDs can be modeled using a system controller and some
register bit LEDs in the device tree so this driver is no
longer needed.

Reported-by: default avatarLukas Bulwahn <lukas.bulwahn@gmail.com>
Cc: Krzysztof Hałasa <khalasa@piap.pl>
Cc: Rod Whitby <rod@whitby.id.au>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarPavel Machek <pavel@ucw.cz>
parent 6212264b

drivers/leds/Kconfig

+0 −7
Original line number Diff line number Diff line
@@ -260,13 +260,6 @@ config LEDS_NET48XX 
	  This option enables support for the Soekris net4801 and net4826 error

	  LED.



config LEDS_FSG

	tristate "LED Support for the Freecom FSG-3"

	depends on LEDS_CLASS

	depends on MACH_FSG

	help

	  This option enables support for the LEDs on the Freecom FSG-3.



config LEDS_WRAP

	tristate "LED Support for the WRAP series LEDs"

	depends on LEDS_CLASS

drivers/leds/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -26,7 +26,6 @@ obj-$(CONFIG_LEDS_COBALT_RAQ) += leds-cobalt-raq.o 
obj-$(CONFIG_LEDS_CPCAP)		+= leds-cpcap.o

obj-$(CONFIG_LEDS_DA903X)		+= leds-da903x.o

obj-$(CONFIG_LEDS_DA9052)		+= leds-da9052.o

obj-$(CONFIG_LEDS_FSG)			+= leds-fsg.o

obj-$(CONFIG_LEDS_GPIO)			+= leds-gpio.o

obj-$(CONFIG_LEDS_GPIO_REGISTER)	+= leds-gpio-register.o

obj-$(CONFIG_LEDS_HP6XX)		+= leds-hp6xx.o

drivers/leds/leds-fsg.c

deleted100644 → 0
+0 −193
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * LED Driver for the Freecom FSG-3

 *

 * Copyright (c) 2008 Rod Whitby <rod@whitby.id.au>

 *

 * Author: Rod Whitby <rod@whitby.id.au>

 *

 * Based on leds-spitz.c

 * Copyright 2005-2006 Openedhand Ltd.

 * Author: Richard Purdie <rpurdie@openedhand.com>

 */



#include <linux/kernel.h>

#include <linux/platform_device.h>

#include <linux/leds.h>

#include <linux/module.h>

#include <linux/io.h>

#include <mach/hardware.h>



#define FSG_LED_WLAN_BIT	0

#define FSG_LED_WAN_BIT		1

#define FSG_LED_SATA_BIT	2

#define FSG_LED_USB_BIT		4

#define FSG_LED_RING_BIT	5

#define FSG_LED_SYNC_BIT	7



static short __iomem *latch_address;

static unsigned short latch_value;





static void fsg_led_wlan_set(struct led_classdev *led_cdev,

			     enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_WLAN_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_WLAN_BIT);

		*latch_address = latch_value;

	}

}



static void fsg_led_wan_set(struct led_classdev *led_cdev,

			    enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_WAN_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_WAN_BIT);

		*latch_address = latch_value;

	}

}



static void fsg_led_sata_set(struct led_classdev *led_cdev,

			     enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_SATA_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_SATA_BIT);

		*latch_address = latch_value;

	}

}



static void fsg_led_usb_set(struct led_classdev *led_cdev,

			    enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_USB_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_USB_BIT);

		*latch_address = latch_value;

	}

}



static void fsg_led_sync_set(struct led_classdev *led_cdev,

			     enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_SYNC_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_SYNC_BIT);

		*latch_address = latch_value;

	}

}



static void fsg_led_ring_set(struct led_classdev *led_cdev,

			     enum led_brightness value)

{

	if (value) {

		latch_value &= ~(1 << FSG_LED_RING_BIT);

		*latch_address = latch_value;

	} else {

		latch_value |=  (1 << FSG_LED_RING_BIT);

		*latch_address = latch_value;

	}

}





static struct led_classdev fsg_wlan_led = {

	.name			= "fsg:blue:wlan",

	.brightness_set		= fsg_led_wlan_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};



static struct led_classdev fsg_wan_led = {

	.name			= "fsg:blue:wan",

	.brightness_set		= fsg_led_wan_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};



static struct led_classdev fsg_sata_led = {

	.name			= "fsg:blue:sata",

	.brightness_set		= fsg_led_sata_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};



static struct led_classdev fsg_usb_led = {

	.name			= "fsg:blue:usb",

	.brightness_set		= fsg_led_usb_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};



static struct led_classdev fsg_sync_led = {

	.name			= "fsg:blue:sync",

	.brightness_set		= fsg_led_sync_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};



static struct led_classdev fsg_ring_led = {

	.name			= "fsg:blue:ring",

	.brightness_set		= fsg_led_ring_set,

	.flags			= LED_CORE_SUSPENDRESUME,

};





static int fsg_led_probe(struct platform_device *pdev)

{

	int ret;



	/* Map the LED chip select address space */

	latch_address = (unsigned short *) devm_ioremap(&pdev->dev,

						IXP4XX_EXP_BUS_BASE(2), 512);

	if (!latch_address)

		return -ENOMEM;



	latch_value = 0xffff;

	*latch_address = latch_value;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_wlan_led);

	if (ret < 0)

		return ret;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_wan_led);

	if (ret < 0)

		return ret;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_sata_led);

	if (ret < 0)

		return ret;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_usb_led);

	if (ret < 0)

		return ret;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_sync_led);

	if (ret < 0)

		return ret;



	ret = devm_led_classdev_register(&pdev->dev, &fsg_ring_led);

	if (ret < 0)

		return ret;



	return ret;

}



static struct platform_driver fsg_led_driver = {

	.probe		= fsg_led_probe,

	.driver		= {

		.name		= "fsg-led",

	},

};



module_platform_driver(fsg_led_driver);



MODULE_AUTHOR("Rod Whitby <rod@whitby.id.au>");

MODULE_DESCRIPTION("Freecom FSG-3 LED driver");

MODULE_LICENSE("GPL");