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rtc: remove tile driver

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

Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2018-03-09 15:59:10 +01:00
parent 889ce12b16
commit fca94ec613
3 changed files with 0 additions and 154 deletions
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7
drivers/rtc/Kconfig
View File

@ -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

1
drivers/rtc/Makefile
View File

@ -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

146
drivers/rtc/rtc-tile.c
View File

@ -1,146 +0,0 @@
/*
* 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");