linux-kernel - [PATCH] cris: time: Cleanup of persistent clock stuff

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Message-Id: <1437125486-17299-1-git-send-email-xlpang@126.com>
Date:	Fri, 17 Jul 2015 17:31:26 +0800
From:	Xunlei Pang <xlpang@....com>
To:	linux-kernel@...r.kernel.org
Cc:	Xunlei Pang <pang.xunlei@...aro.org>,
	Mikael Starvik <starvik@...s.com>,
	Jesper Nilsson <jesper.nilsson@...s.com>,
	John Stultz <john.stultz@...aro.org>,
	Arnd Bergmann <arnd@...db.de>
Subject: [PATCH] cris: time: Cleanup of persistent clock stuff

From: Xunlei Pang <pang.xunlei@...aro.org>

- Remove update_persistent_clock(), as it does nothing now.
- Remove read_persistent_clock(), let it fall back to the weak version.

Cc: Mikael Starvik <starvik@...s.com>
Cc: Jesper Nilsson <jesper.nilsson@...s.com>
Cc: John Stultz <john.stultz@...aro.org>
Cc: Arnd Bergmann <arnd@...db.de>
Signed-off-by: Xunlei Pang <pang.xunlei@...aro.org>
---
 arch/cris/Kconfig       |  1 -
 arch/cris/kernel/time.c | 25 -------------------------
 2 files changed, 26 deletions(-)

diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 0314e32..982d562 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -46,7 +46,6 @@ config CRIS
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select GENERIC_IRQ_SHOW
 	select GENERIC_IOMAP
-	select GENERIC_CMOS_UPDATE
 	select MODULES_USE_ELF_RELA
 	select CLONE_BACKWARDS2
 	select OLD_SIGSUSPEND
diff --git a/arch/cris/kernel/time.c b/arch/cris/kernel/time.c
index 7780d37..2dda6da 100644
--- a/arch/cris/kernel/time.c
+++ b/arch/cris/kernel/time.c
@@ -39,31 +39,6 @@
 extern unsigned long loops_per_jiffy; /* init/main.c */
 unsigned long loops_per_usec;
 
-int set_rtc_mmss(unsigned long nowtime)
-{
-	D(printk(KERN_DEBUG "set_rtc_mmss(%lu)\n", nowtime));
-	return 0;
-}
-
-/* grab the time from the RTC chip */
-unsigned long get_cmos_time(void)
-{
-	return 0;
-}
-
-
-int update_persistent_clock(struct timespec now)
-{
-	return set_rtc_mmss(now.tv_sec);
-}
-
-void read_persistent_clock(struct timespec *ts)
-{
-	ts->tv_sec = 0;
-	ts->tv_nsec = 0;
-}
-
-
 extern void cris_profile_sample(struct pt_regs* regs);
 
 void
-- 
1.9.1


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