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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: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Cc: Krzysztof Hałasa <khalasa@piap.pl>
Cc: Rod Whitby <rod@whitby.id.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
This commit is contained in:
Linus Walleij 2021-11-22 11:28:51 +01:00 коммит произвёл Pavel Machek
Родитель 6212264be7
Коммит b7f1ac9bb6
3 изменённых файлов: 0 добавлений и 201 удалений
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7
drivers/leds/Kconfig
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@ -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

1
drivers/leds/Makefile
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@ -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

193
drivers/leds/leds-fsg.c
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@ -1,193 +0,0 @@
// 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");