From mboxrd@z Thu Jan 1 00:00:00 1970 From: vladimir.murzin@arm.com (Vladimir Murzin) Date: Tue, 22 Nov 2016 09:26:08 +0000 Subject: [RFC PATCH 11/11] ARM: Allow ARCH_MULTIPLATFORM to be selected for NOMMU In-Reply-To: <1479806768-39911-1-git-send-email-vladimir.murzin@arm.com> References: <1479806768-39911-1-git-send-email-vladimir.murzin@arm.com> Message-ID: <1479806768-39911-12-git-send-email-vladimir.murzin@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org With this patch applied potentially any platform can be built in NOMMU configurations if CONFIG_EXPERT is selected. However, there is no guaranty that platform can successfully run such Image. So the main motivation behind of this patch: - bring build coverage for NOMMU configurations - allow known working NOMMU platforms (like R-class) to be used - pave a way to add support for single address space (aka 1:1 mapping) for MMU platforms, so they can be usable in NOMMU configurations Cc: Hartley Sweeten Cc: Ryan Mallon Cc: Tony Lindgren Cc: Thierry Reding Cc: Russell King Signed-off-by: Vladimir Murzin --- arch/arm/Kconfig | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f9ff570..8e7496c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -327,9 +327,9 @@ choice config ARCH_MULTIPLATFORM bool "Allow multiple platforms to be selected" - depends on MMU + depends on MMU || EXPERT select ARM_HAS_SG_CHAIN - select ARM_PATCH_PHYS_VIRT + select ARM_PATCH_PHYS_VIRT if MMU select AUTO_ZRELADDR select CLKSRC_OF select COMMON_CLK -- 1.7.9.5