From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Wed, 24 Sep 2014 16:47:47 +0200 Subject: [RFC PATCH] ARM: at91: remove no-MMU at91x40 support In-Reply-To: <1411568281-3924-1-git-send-email-nicolas.ferre@atmel.com> References: <1411568281-3924-1-git-send-email-nicolas.ferre@atmel.com> Message-ID: <3700375.DRR5iB2NGi@wuerfel> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wednesday 24 September 2014 16:18:01 Nicolas Ferre wrote: > As there is currently no-one to take care of this old !MMU target and as its > support in recent kernels is a bit rotten, remove this at91x40 support and the > board file associated with it (at91eb01). > There are modern ARM !MMU in Mainline now so this target is not interesting for > building tests anymore. It would be better to start from these modern ARM !MMU > platforms to reintroduce at91x40 support if needed. > > Signed-off-by: Nicolas Ferre Acked-by: Arnd Bergmann > diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig > index 807b22dadcb6..f3bd8abd25c0 100644 > --- a/arch/arm/mach-at91/Kconfig > +++ b/arch/arm/mach-at91/Kconfig > @@ -18,26 +18,22 @@ config HAVE_AT91_DBGU2 > config AT91_USE_OLD_CLK > bool > > -config AT91_PMC_UNIT > - bool > - default !ARCH_AT91X40 > - > config COMMON_CLK_AT91 > bool > - default AT91_PMC_UNIT && USE_OF && !AT91_USE_OLD_CLK > + default USE_OF && !AT91_USE_OLD_CLK > select COMMON_CLK > > config OLD_CLK_AT91 > bool > - default AT91_PMC_UNIT && AT91_USE_OLD_CLK > + default AT91_USE_OLD_CLK > > config AT91_SAM9_ALT_RESET > bool > - default !ARCH_AT91X40 > + default y > > config AT91_SAM9G45_RESET > bool > - default !ARCH_AT91X40 > + default y > > config AT91_SAM9_TIME > bool I think these can be simplified further: AT91_SAM9G45_RESET and AT91_SAM9_ALT_RESET can just go away and the files put into obj-y. OLD_CLK_AT91 is the same as AT91_USE_OLD_CLK, so you could just use that instead. I suspect the 'USE_OF' dependency for COMMON_CLK_AT91 can also go away, since all platforms are either board file based and select AT91_USE_OLD_CLK, or they are DT based and don't. Arnd