Commit 7678da8e authored by Linus Walleij's avatar Linus Walleij Committed by Jacek Anaszewski
Browse files

leds: Delete obsolete Versatile driver 



All users of the Versatile LED driver are deleted and replaced
with the very generic leds-syscon. Delete the old driver.

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarJacek Anaszewski <jacek.anaszewski@gmail.com>
parent bb29b9cc

drivers/leds/Kconfig

+0 −8
Original line number Diff line number Diff line
@@ -651,14 +651,6 @@ config LEDS_SYSCON 
	  devices. This will only work with device tree enabled

	  devices.



config LEDS_VERSATILE

	tristate "LED support for the ARM Versatile and RealView"

	depends on ARCH_REALVIEW || ARCH_VERSATILE

	depends on LEDS_CLASS

	help

	  This option enabled support for the LEDs on the ARM Versatile

	  and RealView boards. Say Y to enabled these.



config LEDS_PM8058

	tristate "LED Support for the Qualcomm PM8058 PMIC"

	depends on MFD_PM8XXX

drivers/leds/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -62,7 +62,6 @@ obj-$(CONFIG_LEDS_MAX8997) += leds-max8997.o 
obj-$(CONFIG_LEDS_LM355x)		+= leds-lm355x.o

obj-$(CONFIG_LEDS_BLINKM)		+= leds-blinkm.o

obj-$(CONFIG_LEDS_SYSCON)		+= leds-syscon.o

obj-$(CONFIG_LEDS_VERSATILE)		+= leds-versatile.o

obj-$(CONFIG_LEDS_MENF21BMC)		+= leds-menf21bmc.o

obj-$(CONFIG_LEDS_KTD2692)		+= leds-ktd2692.o

obj-$(CONFIG_LEDS_POWERNV)		+= leds-powernv.o

drivers/leds/leds-versatile.c

deleted100644 → 0
+0 −110
Original line number Diff line number Diff line 
/*

 * Driver for the 8 user LEDs found on the RealViews and Versatiles

 * Based on DaVinci's DM365 board code

 *

 * License terms: GNU General Public License (GPL) version 2

 * Author: Linus Walleij <triad@df.lth.se>

 */

#include <linux/kernel.h>

#include <linux/init.h>

#include <linux/module.h>

#include <linux/io.h>

#include <linux/slab.h>

#include <linux/leds.h>

#include <linux/platform_device.h>



struct versatile_led {

	void __iomem		*base;

	struct led_classdev	cdev;

	u8			mask;

};



/*

 * The triggers lines up below will only be used if the

 * LED triggers are compiled in.

 */

static const struct {

	const char *name;

	const char *trigger;

} versatile_leds[] = {

	{ "versatile:0", "heartbeat", },

	{ "versatile:1", "mmc0", },

	{ "versatile:2", "cpu0" },

	{ "versatile:3", "cpu1" },

	{ "versatile:4", "cpu2" },

	{ "versatile:5", "cpu3" },

	{ "versatile:6", },

	{ "versatile:7", },

};



static void versatile_led_set(struct led_classdev *cdev,

			      enum led_brightness b)

{

	struct versatile_led *led = container_of(cdev,

						 struct versatile_led, cdev);

	u32 reg = readl(led->base);



	if (b != LED_OFF)

		reg |= led->mask;

	else

		reg &= ~led->mask;

	writel(reg, led->base);

}



static enum led_brightness versatile_led_get(struct led_classdev *cdev)

{

	struct versatile_led *led = container_of(cdev,

						 struct versatile_led, cdev);

	u32 reg = readl(led->base);



	return (reg & led->mask) ? LED_FULL : LED_OFF;

}



static int versatile_leds_probe(struct platform_device *dev)

{

	int i;

	struct resource *res;

	void __iomem *base;



	res = platform_get_resource(dev, IORESOURCE_MEM, 0);

	base = devm_ioremap_resource(&dev->dev, res);

	if (IS_ERR(base))

		return PTR_ERR(base);



	/* All off */

	writel(0, base);

	for (i = 0; i < ARRAY_SIZE(versatile_leds); i++) {

		struct versatile_led *led;



		led = kzalloc(sizeof(*led), GFP_KERNEL);

		if (!led)

			break;



		led->base = base;

		led->cdev.name = versatile_leds[i].name;

		led->cdev.brightness_set = versatile_led_set;

		led->cdev.brightness_get = versatile_led_get;

		led->cdev.default_trigger = versatile_leds[i].trigger;

		led->mask = BIT(i);



		if (led_classdev_register(NULL, &led->cdev) < 0) {

			kfree(led);

			break;

		}

	}



	return 0;

}



static struct platform_driver versatile_leds_driver = {

	.driver = {

		.name   = "versatile-leds",

	},

	.probe = versatile_leds_probe,

};



module_platform_driver(versatile_leds_driver);



MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>");

MODULE_DESCRIPTION("ARM Versatile LED driver");

MODULE_LICENSE("GPL v2");