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From: Arnd Bergmann <arnd@arndb.de>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
	tony.luck@intel.com, geert@linux-m68k.org, jejb@parisc-linux.org,
	deller@gmx.de, benh@kernel.crashing.org, mpe@ellerman.id.au,
	dalias@libc.org, dhowells@redhat.com,
	yasutake.koichi@jp.panasonic.com, rth@twiddle.net,
	ink@jurassic.park.msu.ru, linux-alpha@vger.kernel.org,
	x86@kernel.org, a.zummo@towertech.it,
	alexandre.belloni@free-electrons.com,
	linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org,
	linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
	linux-sh@vger.kernel.org, rtc-linux@googlegroups.com,
	linux-arch@vger.kernel.org
Subject: [PATCH 7/8] char/genrtc: disallow building on Alpha
Date: Tue, 26 Apr 2016 23:44:11 +0200	[thread overview]
Message-ID: <1461707052-1337718-8-git-send-email-arnd@arndb.de> (raw)
In-Reply-To: <1461707052-1337718-1-git-send-email-arnd@arndb.de>

The genrtc driver serves no purpose on Alpha because it drives the
same hardware as the original rtc.c driver, and the newer rtc-generic.c
or rtc-cmos.c drivers on architectures that use the asm-generic/rtc.h
header.

The defconfig uses CONFIG_RTC=y, so this driver is not used by default.
At one point it was used to abstract a quirk for the "Marvel" platform,
but it does not do this any more after the code was moved into yet
another driver in arch/alpha/kernel/rtc.c.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/char/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 9bdb629fbaae..697510325b1d 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -328,7 +328,7 @@ config JS_RTC
 config GEN_RTC
 	tristate "Generic /dev/rtc emulation"
 	depends on RTC!=y
-	depends on ALPHA || M68K || MN10300 || PARISC || PPC
+	depends on M68K || MN10300 || PARISC || PPC
 	---help---
 	  If you say Y here and create a character special file /dev/rtc with
 	  major number 10 and minor number 135 using mknod ("man mknod"), you
-- 
2.7.0

  parent reply	other threads:[~2016-04-26 21:45 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-26 21:44 char: legacy RTC cleanups Arnd Bergmann
2016-04-26 21:44 ` Arnd Bergmann
2016-04-26 21:44 ` [PATCH 1/8] char/rtc: replace blacklist with whitelist Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-27  8:31   ` Alexandre Belloni
2016-04-27  8:31     ` Alexandre Belloni
2016-04-26 21:44 ` [PATCH 2/8] char/rtc: legacy RTC is no longer supported on x86 Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-27  8:35   ` Alexandre Belloni
2016-04-27  8:35     ` Alexandre Belloni
2016-04-27 10:05   ` Thomas Gleixner
2016-04-27 10:05     ` Thomas Gleixner
2016-04-26 21:44 ` [PATCH 3/8] char/rtc: remove empty asm/mc146818rtc.h files Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-27  8:41   ` Alexandre Belloni
2016-04-27  8:41     ` Alexandre Belloni
2016-04-26 21:44 ` [PATCH 4/8] char/rtc: move mc146818rtc code out of asm-generic/rtc.h Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-27  9:29   ` Alexandre Belloni
2016-04-27  9:29     ` Alexandre Belloni
2016-04-27  9:59     ` Arnd Bergmann
2016-04-27  9:59       ` Arnd Bergmann
2016-04-26 21:44 ` [PATCH 5/8] char/genrtc: powerpc: use asm-generic/rtc.h Arnd Bergmann
2016-04-26 21:44 ` [PATCH 6/8] char/genrtc: parisc: " Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-26 22:07   ` Rolf Eike Beer
2016-04-26 22:07     ` Rolf Eike Beer
2016-04-27 11:21     ` Arnd Bergmann
2016-04-27 11:35       ` Arnd Bergmann
2016-04-27 11:55         ` Geert Uytterhoeven
2016-04-27 11:55           ` Geert Uytterhoeven
2016-04-27 12:44           ` Arnd Bergmann
2016-04-27 12:44             ` Arnd Bergmann
2016-04-26 21:44 ` Arnd Bergmann [this message]
2016-04-26 21:44 ` [PATCH 8/8] char/genrtc: disallow building on mn10300 Arnd Bergmann
2016-04-26 21:44   ` Arnd Bergmann
2016-04-27  7:54 ` char: legacy RTC cleanups Geert Uytterhoeven
2016-04-27  7:54   ` Geert Uytterhoeven
2016-04-27  8:33   ` Arnd Bergmann
2016-04-27  8:33     ` Arnd Bergmann
2016-04-27  8:41     ` Geert Uytterhoeven
2016-04-27  8:41       ` Geert Uytterhoeven
2016-04-27  9:44 ` Alexandre Belloni
2016-04-27  9:44   ` Alexandre Belloni
2016-04-27 10:07   ` Arnd Bergmann
2016-04-27 10:07     ` Arnd Bergmann
2016-04-27 10:19     ` Geert Uytterhoeven
2016-04-27 10:19       ` Geert Uytterhoeven
2016-04-27 11:30       ` Arnd Bergmann
2016-04-27 11:30         ` Arnd Bergmann

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