From 2934167dd02b4fb5f6c57b36c92b3af23e8bad9f Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Wed, 25 Nov 2015 17:32:19 +0100 Subject: [PATCH] ARM: realview: enable multiplatform All obstacles are out of the way by now, so we can finally move realview to multiplatform. Signed-off-by: Arnd Bergmann Cc: Russell King [Rebased Kconfig, fixed if $(X) to if X in Makefile] Signed-off-by: Linus Walleij --- arch/arm/Kconfig | 14 --------- arch/arm/mach-realview/Kconfig | 55 ++++++++++++++++++++++++++------- arch/arm/mach-realview/Makefile | 7 ++++- 3 files changed, 49 insertions(+), 27 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 29915c7af9eb..242dc4048059 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -343,20 +343,6 @@ config ARM_SINGLE_ARMV7M select SPARSE_IRQ select USE_OF -config ARCH_REALVIEW - bool "ARM Ltd. RealView family" - select ARCH_WANT_OPTIONAL_GPIOLIB - select ARM_AMBA - select ARM_TIMER_SP804 - select COMMON_CLK - select COMMON_CLK_VERSATILE - select GENERIC_CLOCKEVENTS - select GPIO_PL061 if GPIOLIB - select ICST - select PLAT_VERSATILE - select PLAT_VERSATILE_SCHED_CLOCK - help - This enables support for ARM Ltd RealView boards. config ARCH_VERSATILE bool "ARM Ltd. Versatile family" diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig index 7316fff0f3ba..9e01e42bf267 100644 --- a/arch/arm/mach-realview/Kconfig +++ b/arch/arm/mach-realview/Kconfig @@ -1,5 +1,16 @@ -menu "RealView platform type" - depends on ARCH_REALVIEW +menuconfig ARCH_REALVIEW + bool "ARM Ltd. RealView family" if ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7 + select ARM_AMBA + select ARM_TIMER_SP804 + select COMMON_CLK_VERSATILE + select GPIO_PL061 if GPIOLIB + select ICST + select PLAT_VERSATILE + select PLAT_VERSATILE_SCHED_CLOCK + help + This enables support for ARM Ltd RealView boards. + +if ARCH_REALVIEW config REALVIEW_DT bool "Support RealView(R) Device Tree based boot" @@ -7,6 +18,7 @@ config REALVIEW_DT select CLK_SP810 select HAVE_SMP select ICST + select MACH_REALVIEW_EB if ARCH_MULTI_V5 select MFD_SYSCON select POWER_RESET select POWER_RESET_VERSATILE @@ -21,14 +33,32 @@ config REALVIEW_DT config MACH_REALVIEW_EB bool "Support RealView(R) Emulation Baseboard" select ARM_GIC + select CPU_ARM926T if ARCH_MULTI_V5 help Include support for the ARM(R) RealView(R) Emulation Baseboard - platform. + platform. On an ARMv5 kernel, this will include support for + the ARM926EJ-S core tile, while on an ARMv6/v7 kernel, at least + one of the ARM1136, ARM1176, ARM11MPCore or Cortex-A9MPCore + core tile options should be enabled. + +config REALVIEW_EB_ARM1136 + bool "Support ARM1136J(F)-S Tile" + depends on MACH_REALVIEW_EB && ARCH_MULTI_V6 + select CPU_V6 + help + Enable support for the ARM1136 tile fitted to the + Realview(R) Emulation Baseboard platform. + +config REALVIEW_EB_ARM1176 + bool "Support ARM1176JZ(F)-S Tile" + depends on MACH_REALVIEW_EB && ARCH_MULTI_V6 + help + Enable support for the ARM1176 tile fitted to the + Realview(R) Emulation Baseboard platform. config REALVIEW_EB_A9MP bool "Support Multicore Cortex-A9 Tile" - depends on MACH_REALVIEW_EB - select CPU_V7 + depends on MACH_REALVIEW_EB && ARCH_MULTI_V7 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select HAVE_SMP @@ -39,8 +69,7 @@ config REALVIEW_EB_A9MP config REALVIEW_EB_ARM11MP bool "Support ARM11MPCore Tile" - depends on MACH_REALVIEW_EB - select CPU_V6K + depends on MACH_REALVIEW_EB && ARCH_MULTI_V6 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select HAVE_SMP @@ -51,7 +80,7 @@ config REALVIEW_EB_ARM11MP config REALVIEW_EB_ARM11MP_REVB bool "Support ARM11MPCore RevB Tile" - depends on REALVIEW_EB_ARM11MP + depends on REALVIEW_EB_ARM11MP && ARCH_MULTI_V6 help Enable support for the ARM11MPCore Revision B tile on the Realview(R) Emulation Baseboard platform. Since there are device @@ -60,8 +89,8 @@ config REALVIEW_EB_ARM11MP_REVB config MACH_REALVIEW_PB11MP bool "Support RealView(R) Platform Baseboard for ARM11MPCore" + depends on ARCH_MULTI_V6 select ARM_GIC - select CPU_V6K select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select HAVE_PATA_PLATFORM @@ -75,6 +104,7 @@ config MACH_REALVIEW_PB11MP # ARMv6 CPU without K extensions, but does have the new exclusive ops config MACH_REALVIEW_PB1176 bool "Support RealView(R) Platform Baseboard for ARM1176JZF-S" + depends on ARCH_MULTI_V6 select ARM_GIC select CPU_V6 select HAVE_TCM @@ -94,8 +124,8 @@ config REALVIEW_PB1176_SECURE_FLASH config MACH_REALVIEW_PBA8 bool "Support RealView(R) Platform Baseboard for Cortex(tm)-A8 platform" + depends on ARCH_MULTI_V7 select ARM_GIC - select CPU_V7 select HAVE_PATA_PLATFORM help Include support for the ARM(R) RealView Platform Baseboard for @@ -103,7 +133,8 @@ config MACH_REALVIEW_PBA8 support for PCI-E and Compact Flash. config MACH_REALVIEW_PBX - bool "Support RealView(R) Platform Baseboard Explore" + bool "Support RealView(R) Platform Baseboard Explore for Cortex-A9" + depends on ARCH_MULTI_V7 select ARM_GIC select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP @@ -127,4 +158,4 @@ config REALVIEW_HIGH_PHYS_OFFSET offset. On the PBX board, disabling this option allows 1GB of RAM to be used with HIGHMEM. -endmenu +endif diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile index a46fa694cf07..a4392f545a31 100644 --- a/arch/arm/mach-realview/Makefile +++ b/arch/arm/mach-realview/Makefile @@ -1,13 +1,18 @@ # # Makefile for the linux kernel. # +ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ + -I$(srctree)/arch/arm/plat-versatile/include + -obj-y := core.o obj-$(CONFIG_REALVIEW_DT) += realview-dt.o platsmp-dt.o +obj-y := core.o +ifdef CONFIG_ATAGS obj-$(CONFIG_MACH_REALVIEW_EB) += realview_eb.o obj-$(CONFIG_MACH_REALVIEW_PB11MP) += realview_pb11mp.o obj-$(CONFIG_MACH_REALVIEW_PB1176) += realview_pb1176.o obj-$(CONFIG_MACH_REALVIEW_PBA8) += realview_pba8.o obj-$(CONFIG_MACH_REALVIEW_PBX) += realview_pbx.o +endif obj-$(CONFIG_SMP) += platsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o