diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 2 | ||||
| -rw-r--r-- | arch/arm/mach-realview/Kconfig | 7 | ||||
| -rw-r--r-- | arch/arm/mach-realview/include/mach/board-eb.h | 9 | ||||
| -rw-r--r-- | arch/arm/mach-realview/platsmp.c | 12 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_eb.c | 8 | ||||
| -rw-r--r-- | arch/arm/mm/Kconfig | 2 |
6 files changed, 29 insertions, 11 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5021db2217ed..fc022f06979f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -782,7 +782,7 @@ config HOTPLUG_CPU config LOCAL_TIMERS bool "Use local timer interrupts" - depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP) + depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP) default y help Enable support for local timers on SMP platforms, rather then the diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig index 8032f234c143..eebf7ec9a156 100644 --- a/arch/arm/mach-realview/Kconfig +++ b/arch/arm/mach-realview/Kconfig @@ -7,6 +7,13 @@ config MACH_REALVIEW_EB help Include support for the ARM(R) RealView Emulation Baseboard platform. +config REALVIEW_EB_A9MP + bool "Support Multicore Cortex-A9" + depends on MACH_REALVIEW_EB + select CPU_V7 + help + Enable support for the Cortex-A9MPCore tile on the Realview platform. + config REALVIEW_EB_ARM11MP bool "Support ARM11MPCore tile" depends on MACH_REALVIEW_EB diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h index 8d699fd324d0..e1a6df29eaf6 100644 --- a/arch/arm/mach-realview/include/mach/board-eb.h +++ b/arch/arm/mach-realview/include/mach/board-eb.h @@ -163,7 +163,7 @@ #define NR_IRQS NR_IRQS_EB #endif -#if defined(CONFIG_REALVIEW_EB_ARM11MP) \ +#if defined(CONFIG_REALVIEW_EB_ARM11MP) || defined(CONFIG_REALVIEW_EB_A9MP) \ && (!defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_EB11MP)) #undef MAX_GIC_NR #define MAX_GIC_NR NR_GIC_EB11MP @@ -177,6 +177,7 @@ #define REALVIEW_EB_PROC_ARM9 0x02000000 #define REALVIEW_EB_PROC_ARM11 0x04000000 #define REALVIEW_EB_PROC_ARM11MP 0x06000000 +#define REALVIEW_EB_PROC_A9MP 0x0C000000 #define check_eb_proc(proc_type) \ ((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_EB_PROC_MASK) \ @@ -188,4 +189,10 @@ #define core_tile_eb11mp() 0 #endif +#ifdef CONFIG_REALVIEW_EB_A9MP +#define core_tile_a9mp() check_eb_proc(REALVIEW_EB_PROC_A9MP) +#else +#define core_tile_a9mp() 0 +#endif + #endif /* __ASM_ARCH_BOARD_EB_H */ diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index e102aeb0f76e..8dcb085dca4e 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -36,7 +36,8 @@ static unsigned int __init get_core_count(void) unsigned int ncores; void __iomem *scu_base = 0; - if (machine_is_realview_eb() && core_tile_eb11mp()) + if (machine_is_realview_eb() && + (core_tile_eb11mp() || core_tile_a9mp())) scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE); else if (machine_is_realview_pb11mp()) scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE); @@ -58,7 +59,8 @@ static void scu_enable(void) u32 scu_ctrl; void __iomem *scu_base; - if (machine_is_realview_eb() && core_tile_eb11mp()) + if (machine_is_realview_eb() && + (core_tile_eb11mp() || core_tile_a9mp())) scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE); else if (machine_is_realview_pb11mp()) scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE); @@ -88,7 +90,8 @@ void __cpuinit platform_secondary_init(unsigned int cpu) * core (e.g. timer irq), then they will not have been enabled * for us: do so */ - if (machine_is_realview_eb() && core_tile_eb11mp()) + if (machine_is_realview_eb() && + (core_tile_eb11mp() || core_tile_a9mp())) gic_cpu_init(0, __io_address(REALVIEW_EB11MP_GIC_CPU_BASE)); else if (machine_is_realview_pb11mp()) gic_cpu_init(0, __io_address(REALVIEW_TC11MP_GIC_CPU_BASE)); @@ -232,7 +235,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus) * dummy (!CONFIG_LOCAL_TIMERS), it was already registers in * realview_timer_init */ - if ((machine_is_realview_eb() && core_tile_eb11mp()) || + if ((machine_is_realview_eb() && + (core_tile_eb11mp() || core_tile_a9mp())) || machine_is_realview_pb11mp()) local_timer_setup(cpu); #endif diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index f6e04edf922d..3adb53562985 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -108,7 +108,7 @@ static struct map_desc realview_eb11mp_io_desc[] __initdata = { static void __init realview_eb_map_io(void) { iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc)); - if (core_tile_eb11mp()) + if (core_tile_eb11mp() || core_tile_a9mp()) iotable_init(realview_eb11mp_io_desc, ARRAY_SIZE(realview_eb11mp_io_desc)); } @@ -274,7 +274,7 @@ static int eth_device_register(void) static void __init gic_init_irq(void) { - if (core_tile_eb11mp()) { + if (core_tile_eb11mp() || core_tile_a9mp()) { unsigned int pldctrl; /* new irq mode */ @@ -342,7 +342,7 @@ static void __init realview_eb_timer_init(void) timer2_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE); timer3_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE) + 0x20; - if (core_tile_eb11mp()) { + if (core_tile_eb11mp() || core_tile_a9mp()) { #ifdef CONFIG_LOCAL_TIMERS twd_base_addr = __io_address(REALVIEW_EB11MP_TWD_BASE); twd_size = REALVIEW_EB11MP_TWD_SIZE; @@ -362,7 +362,7 @@ static void __init realview_eb_init(void) { int i; - if (core_tile_eb11mp()) { + if (core_tile_eb11mp() || core_tile_a9mp()) { realview_eb11mp_fixup(); #ifdef CONFIG_CACHE_L2X0 diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index ab5f7a21350b..37f71066f086 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -745,7 +745,7 @@ config CACHE_FEROCEON_L2_WRITETHROUGH config CACHE_L2X0 bool "Enable the L2x0 outer cache controller" - depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 + depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || REALVIEW_EB_A9MP default y select OUTER_CACHE help |