From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/drivers/rtc/rtc-ds1305.c | 23 +++++++----------------
1 files changed, 7 insertions(+), 16 deletions(-)
diff --git a/kernel/drivers/rtc/rtc-ds1305.c b/kernel/drivers/rtc/rtc-ds1305.c
index 2d502fc..a3d7908 100644
--- a/kernel/drivers/rtc/rtc-ds1305.c
+++ b/kernel/drivers/rtc/rtc-ds1305.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* rtc-ds1305.c -- driver for DS1305 and DS1306 SPI RTC chips
*
* Copyright (C) 2008 David Brownell
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#include <linux/kernel.h>
#include <linux/init.h>
@@ -329,17 +325,13 @@
u8 buf[1 + DS1305_ALM_LEN];
/* convert desired alarm to time_t */
- status = rtc_tm_to_time(&alm->time, &later);
- if (status < 0)
- return status;
+ later = rtc_tm_to_time64(&alm->time);
/* Read current time as time_t */
status = ds1305_get_time(dev, &tm);
if (status < 0)
return status;
- status = rtc_tm_to_time(&tm, &now);
- if (status < 0)
- return status;
+ now = rtc_tm_to_time64(&tm);
/* make sure alarm fires within the next 24 hours */
if (later <= now)
@@ -694,19 +686,18 @@
/* register RTC ... from here on, ds1305->ctrl needs locking */
ds1305->rtc = devm_rtc_allocate_device(&spi->dev);
- if (IS_ERR(ds1305->rtc)) {
+ if (IS_ERR(ds1305->rtc))
return PTR_ERR(ds1305->rtc);
- }
ds1305->rtc->ops = &ds1305_ops;
+ ds1305->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
+ ds1305->rtc->range_max = RTC_TIMESTAMP_END_2099;
ds1305_nvmem_cfg.priv = ds1305;
ds1305->rtc->nvram_old_abi = true;
status = rtc_register_device(ds1305->rtc);
- if (status) {
- dev_dbg(&spi->dev, "register rtc --> %d\n", status);
+ if (status)
return status;
- }
rtc_nvmem_register(ds1305->rtc, &ds1305_nvmem_cfg);
--
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