rtc-mv.c (c899445f9783309ac73073282d4c0ae27f51fa9a) rtc-mv.c (2f6e5f9458646263d3d9ffadd5e11e3d8d15a7d0)
1/*
2 * Driver for the RTC in Marvell SoCs.
3 *
4 * This file is licensed under the terms of the GNU General Public
5 * License version 2. This program is licensed "as is" without any
6 * warranty of any kind, whether express or implied.
7 */
8
9#include <linux/init.h>
10#include <linux/kernel.h>
11#include <linux/rtc.h>
12#include <linux/bcd.h>
13#include <linux/io.h>
14#include <linux/platform_device.h>
1/*
2 * Driver for the RTC in Marvell SoCs.
3 *
4 * This file is licensed under the terms of the GNU General Public
5 * License version 2. This program is licensed "as is" without any
6 * warranty of any kind, whether express or implied.
7 */
8
9#include <linux/init.h>
10#include <linux/kernel.h>
11#include <linux/rtc.h>
12#include <linux/bcd.h>
13#include <linux/io.h>
14#include <linux/platform_device.h>
15#include <linux/of.h>
16#include <linux/delay.h>
17#include <linux/gfp.h>
18#include <linux/module.h>
19
20
21#define RTC_TIME_REG_OFFS 0
22#define RTC_SECONDS_OFFS 0
23#define RTC_MINUTES_OFFS 8

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269 pdata->rtc = rtc_device_register(pdev->name, &pdev->dev,
270 &mv_rtc_ops, THIS_MODULE);
271 if (IS_ERR(pdata->rtc))
272 return PTR_ERR(pdata->rtc);
273
274 if (pdata->irq >= 0) {
275 writel(0, pdata->ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS);
276 if (devm_request_irq(&pdev->dev, pdata->irq, mv_rtc_interrupt,
15#include <linux/delay.h>
16#include <linux/gfp.h>
17#include <linux/module.h>
18
19
20#define RTC_TIME_REG_OFFS 0
21#define RTC_SECONDS_OFFS 0
22#define RTC_MINUTES_OFFS 8

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268 pdata->rtc = rtc_device_register(pdev->name, &pdev->dev,
269 &mv_rtc_ops, THIS_MODULE);
270 if (IS_ERR(pdata->rtc))
271 return PTR_ERR(pdata->rtc);
272
273 if (pdata->irq >= 0) {
274 writel(0, pdata->ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS);
275 if (devm_request_irq(&pdev->dev, pdata->irq, mv_rtc_interrupt,
277 IRQF_DISABLED | IRQF_SHARED,
276 IRQF_SHARED,
278 pdev->name, pdata) < 0) {
279 dev_warn(&pdev->dev, "interrupt not available.\n");
280 pdata->irq = -1;
281 }
282 }
283
284 return 0;
285}

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290
291 if (pdata->irq >= 0)
292 device_init_wakeup(&pdev->dev, 0);
293
294 rtc_device_unregister(pdata->rtc);
295 return 0;
296}
297
277 pdev->name, pdata) < 0) {
278 dev_warn(&pdev->dev, "interrupt not available.\n");
279 pdata->irq = -1;
280 }
281 }
282
283 return 0;
284}

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289
290 if (pdata->irq >= 0)
291 device_init_wakeup(&pdev->dev, 0);
292
293 rtc_device_unregister(pdata->rtc);
294 return 0;
295}
296
298#ifdef CONFIG_OF
299static struct of_device_id rtc_mv_of_match_table[] = {
300 { .compatible = "mrvl,orion-rtc", },
301 {}
302};
303#endif
304
305static struct platform_driver mv_rtc_driver = {
306 .remove = __exit_p(mv_rtc_remove),
307 .driver = {
308 .name = "rtc-mv",
309 .owner = THIS_MODULE,
297static struct platform_driver mv_rtc_driver = {
298 .remove = __exit_p(mv_rtc_remove),
299 .driver = {
300 .name = "rtc-mv",
301 .owner = THIS_MODULE,
310 .of_match_table = of_match_ptr(rtc_mv_of_match_table),
311 },
312};
313
314static __init int mv_init(void)
315{
316 return platform_driver_probe(&mv_rtc_driver, mv_rtc_probe);
317}
318

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303};
304
305static __init int mv_init(void)
306{
307 return platform_driver_probe(&mv_rtc_driver, mv_rtc_probe);
308}
309

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