Commit fca94ec6 authored by Arnd Bergmann's avatar Arnd Bergmann
Browse files

rtc: remove tile driver 



The tile architecture is getting removed, so this driver is
no longer needed.

Acked-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent 889ce12b

drivers/rtc/Kconfig

+0 −7
Original line number Diff line number Diff line
@@ -1656,13 +1656,6 @@ config RTC_DRV_TEGRA 
	  This drive can also be built as a module. If so, the module

	  will be called rtc-tegra.



config RTC_DRV_TILE

	tristate "Tilera hypervisor RTC support"

	depends on TILE

	help

	  Enable support for the Linux driver side of the Tilera

	  hypervisor's real-time clock interface.



config RTC_DRV_PUV3

	tristate "PKUnity v3 RTC support"

	depends on ARCH_PUV3

drivers/rtc/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -162,7 +162,6 @@ obj-$(CONFIG_RTC_DRV_SUN6I) += rtc-sun6i.o 
obj-$(CONFIG_RTC_DRV_SUNXI)	+= rtc-sunxi.o

obj-$(CONFIG_RTC_DRV_TEGRA)	+= rtc-tegra.o

obj-$(CONFIG_RTC_DRV_TEST)	+= rtc-test.o

obj-$(CONFIG_RTC_DRV_TILE)	+= rtc-tile.o

obj-$(CONFIG_RTC_DRV_TPS6586X)	+= rtc-tps6586x.o

obj-$(CONFIG_RTC_DRV_TPS65910)	+= rtc-tps65910.o

obj-$(CONFIG_RTC_DRV_TPS80031)	+= rtc-tps80031.o

drivers/rtc/rtc-tile.c

deleted100644 → 0
+0 −146
Original line number Diff line number Diff line 
/*

 * Copyright 2011 Tilera Corporation. All Rights Reserved.

 *

 *   This program is free software; you can redistribute it and/or

 *   modify it under the terms of the GNU General Public License

 *   as published by the Free Software Foundation, version 2.

 *

 *   This program is distributed in the hope that it will be useful, but

 *   WITHOUT ANY WARRANTY; without even the implied warranty of

 *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or

 *   NON INFRINGEMENT.  See the GNU General Public License for

 *   more details.

 *

 * Tilera-specific RTC driver.

 */



#include <linux/module.h>

#include <linux/device.h>

#include <linux/rtc.h>

#include <linux/platform_device.h>



/* Platform device pointer. */

static struct platform_device *tile_rtc_platform_device;



/*

 * RTC read routine.  Gets time info from RTC chip via hypervisor syscall.

 */

static int read_rtc_time(struct device *dev, struct rtc_time *tm)

{

	HV_RTCTime hvtm = hv_get_rtc();



	tm->tm_sec = hvtm.tm_sec;

	tm->tm_min = hvtm.tm_min;

	tm->tm_hour = hvtm.tm_hour;

	tm->tm_mday = hvtm.tm_mday;

	tm->tm_mon = hvtm.tm_mon;

	tm->tm_year = hvtm.tm_year;

	tm->tm_wday = 0;

	tm->tm_yday = 0;

	tm->tm_isdst = 0;



	if (rtc_valid_tm(tm) < 0)

		dev_warn(dev, "Read invalid date/time from RTC\n");



	return 0;

}



/*

 * RTC write routine.  Sends time info to hypervisor via syscall, to be

 * written to RTC chip.

 */

static int set_rtc_time(struct device *dev, struct rtc_time *tm)

{

	HV_RTCTime hvtm;



	hvtm.tm_sec = tm->tm_sec;

	hvtm.tm_min = tm->tm_min;

	hvtm.tm_hour = tm->tm_hour;

	hvtm.tm_mday = tm->tm_mday;

	hvtm.tm_mon = tm->tm_mon;

	hvtm.tm_year = tm->tm_year;



	hv_set_rtc(hvtm);



	return 0;

}



/*

 * RTC read/write ops.

 */

static const struct rtc_class_ops tile_rtc_ops = {

	.read_time	= read_rtc_time,

	.set_time	= set_rtc_time,

};



/*

 * Device probe routine.

 */

static int tile_rtc_probe(struct platform_device *dev)

{

	struct rtc_device *rtc;



	rtc = devm_rtc_device_register(&dev->dev, "tile",

				&tile_rtc_ops, THIS_MODULE);



	if (IS_ERR(rtc))

		return PTR_ERR(rtc);



	platform_set_drvdata(dev, rtc);



	return 0;

}



static struct platform_driver tile_rtc_platform_driver = {

	.driver		= {

		.name	= "rtc-tile",

	},

	.probe		= tile_rtc_probe,

};



/*

 * Driver init routine.

 */

static int __init tile_rtc_driver_init(void)

{

	int err;



	err = platform_driver_register(&tile_rtc_platform_driver);

	if (err)

		return err;



	tile_rtc_platform_device = platform_device_alloc("rtc-tile", 0);

	if (tile_rtc_platform_device == NULL) {

		err = -ENOMEM;

		goto exit_driver_unregister;

	}



	err = platform_device_add(tile_rtc_platform_device);

	if (err)

		goto exit_device_put;



	return 0;



exit_device_put:

	platform_device_put(tile_rtc_platform_device);



exit_driver_unregister:

	platform_driver_unregister(&tile_rtc_platform_driver);

	return err;

}



/*

 * Driver cleanup routine.

 */

static void __exit tile_rtc_driver_exit(void)

{

	platform_device_unregister(tile_rtc_platform_device);

	platform_driver_unregister(&tile_rtc_platform_driver);

}



module_init(tile_rtc_driver_init);

module_exit(tile_rtc_driver_exit);



MODULE_DESCRIPTION("Tilera-specific Real Time Clock Driver");

MODULE_LICENSE("GPL");

MODULE_ALIAS("platform:rtc-tile");