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authorStephen Rothwell <sfr@canb.auug.org.au>2016-07-28 14:01:57 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2016-07-28 14:01:57 +1000
commit192c3290361188d1e292d07505bc4d6b2a1b51c8 (patch)
treeec5294452217d39aeac1322c5700f792615c5773 /arch/sh
parent63669468a8cf381e4d5a014af095b5e72a61ba33 (diff)
parent144d2fe0ad371c940063ab2acca81a2915bcef3d (diff)
downloadlinux-next-192c3290361188d1e292d07505bc4d6b2a1b51c8.tar.gz
Merge remote-tracking branch 'rtc/rtc-next'
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/mc146818rtc.h7
-rw-r--r--arch/sh/include/asm/rtc.h11
-rw-r--r--arch/sh/kernel/time.c33
3 files changed, 20 insertions, 31 deletions
diff --git a/arch/sh/include/asm/mc146818rtc.h b/arch/sh/include/asm/mc146818rtc.h
deleted file mode 100644
index 0aee96a97330..000000000000
--- a/arch/sh/include/asm/mc146818rtc.h
+++ /dev/null
@@ -1,7 +0,0 @@
-/*
- * Machine dependent access functions for RTC registers.
- */
-#ifndef _ASM_MC146818RTC_H
-#define _ASM_MC146818RTC_H
-
-#endif /* _ASM_MC146818RTC_H */
diff --git a/arch/sh/include/asm/rtc.h b/arch/sh/include/asm/rtc.h
index 52b0c2dba979..f7b010d48af7 100644
--- a/arch/sh/include/asm/rtc.h
+++ b/arch/sh/include/asm/rtc.h
@@ -6,17 +6,6 @@ extern void (*board_time_init)(void);
extern void (*rtc_sh_get_time)(struct timespec *);
extern int (*rtc_sh_set_time)(const time_t);
-/* some dummy definitions */
-#define RTC_BATT_BAD 0x100 /* battery bad */
-#define RTC_SQWE 0x08 /* enable square-wave output */
-#define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */
-#define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */
-#define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */
-
-struct rtc_time;
-unsigned int get_rtc_time(struct rtc_time *);
-int set_rtc_time(struct rtc_time *);
-
#define RTC_CAP_4_DIGIT_YEAR (1 << 0)
struct sh_rtc_platform_info {
diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c
index bfe1de98d003..fcd5e41977d1 100644
--- a/arch/sh/kernel/time.c
+++ b/arch/sh/kernel/time.c
@@ -49,27 +49,31 @@ int update_persistent_clock(struct timespec now)
}
#endif
-unsigned int get_rtc_time(struct rtc_time *tm)
+static int rtc_generic_get_time(struct device *dev, struct rtc_time *tm)
{
- if (rtc_sh_get_time != null_rtc_get_time) {
- struct timespec tv;
+ struct timespec tv;
- rtc_sh_get_time(&tv);
- rtc_time_to_tm(tv.tv_sec, tm);
- }
-
- return RTC_24H;
+ rtc_sh_get_time(&tv);
+ rtc_time_to_tm(tv.tv_sec, tm);
+ return 0;
}
-EXPORT_SYMBOL(get_rtc_time);
-int set_rtc_time(struct rtc_time *tm)
+static int rtc_generic_set_time(struct device *dev, struct rtc_time *tm)
{
unsigned long secs;
rtc_tm_to_time(tm, &secs);
- return rtc_sh_set_time(secs);
+ if ((rtc_sh_set_time == null_rtc_set_time) ||
+ (rtc_sh_set_time(secs) < 0))
+ return -EOPNOTSUPP;
+
+ return 0;
}
-EXPORT_SYMBOL(set_rtc_time);
+
+static const struct rtc_class_ops rtc_generic_ops = {
+ .read_time = rtc_generic_get_time,
+ .set_time = rtc_generic_set_time,
+};
static int __init rtc_generic_init(void)
{
@@ -78,7 +82,10 @@ static int __init rtc_generic_init(void)
if (rtc_sh_get_time == null_rtc_get_time)
return -ENODEV;
- pdev = platform_device_register_simple("rtc-generic", -1, NULL, 0);
+ pdev = platform_device_register_data(NULL, "rtc-generic", -1,
+ &rtc_generic_ops,
+ sizeof(rtc_generic_ops));
+
return PTR_ERR_OR_ZERO(pdev);
}