RealView: Add Cortex-A9 support to the EB board (4c3ea371) · Commits · e / devices / android_kernel_sony_msm8998

arch/arm/Kconfig

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -782,7 +782,7 @@ config HOTPLUG_CPU

	config LOCAL_TIMERS		config LOCAL_TIMERS
	bool "Use local timer interrupts"		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		default y
	help		help
	Enable support for local timers on SMP platforms, rather then the		Enable support for local timers on SMP platforms, rather then the

arch/arm/mach-realview/Kconfig

+7 −0

Original line number	Original line	Diff line number	Diff line
	@@ -7,6 +7,13 @@ config MACH_REALVIEW_EB
	help		help
	Include support for the ARM(R) RealView Emulation Baseboard platform.		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		config REALVIEW_EB_ARM11MP
	bool "Support ARM11MPCore tile"		bool "Support ARM11MPCore tile"
	depends on MACH_REALVIEW_EB		depends on MACH_REALVIEW_EB

arch/arm/mach-realview/include/mach/board-eb.h

+8 −1

Original line number	Original line	Diff line number	Diff line
	@@ -163,7 +163,7 @@
	#define NR_IRQS NR_IRQS_EB		#define NR_IRQS NR_IRQS_EB
	#endif		#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))		&& (!defined(MAX_GIC_NR) \|\| (MAX_GIC_NR < NR_GIC_EB11MP))
	#undef MAX_GIC_NR		#undef MAX_GIC_NR
	#define MAX_GIC_NR NR_GIC_EB11MP		#define MAX_GIC_NR NR_GIC_EB11MP
	@@ -177,6 +177,7 @@
	#define REALVIEW_EB_PROC_ARM9 0x02000000		#define REALVIEW_EB_PROC_ARM9 0x02000000
	#define REALVIEW_EB_PROC_ARM11 0x04000000		#define REALVIEW_EB_PROC_ARM11 0x04000000
	#define REALVIEW_EB_PROC_ARM11MP 0x06000000		#define REALVIEW_EB_PROC_ARM11MP 0x06000000
			#define REALVIEW_EB_PROC_A9MP 0x0C000000

	#define check_eb_proc(proc_type) \		#define check_eb_proc(proc_type) \
	((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_EB_PROC_MASK) \		((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_EB_PROC_MASK) \
	@@ -188,4 +189,10 @@
	#define core_tile_eb11mp() 0		#define core_tile_eb11mp() 0
	#endif		#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 */		#endif /* __ASM_ARCH_BOARD_EB_H */

arch/arm/mach-realview/platsmp.c

+8 −4

Original line number	Original line	Diff line number	Diff line
	@@ -36,7 +36,8 @@ static unsigned int __init get_core_count(void)
	unsigned int ncores;		unsigned int ncores;
	void __iomem *scu_base = 0;		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);		scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE);
	else if (machine_is_realview_pb11mp())		else if (machine_is_realview_pb11mp())
	scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE);		scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE);
	@@ -58,7 +59,8 @@ static void scu_enable(void)
	u32 scu_ctrl;		u32 scu_ctrl;
	void __iomem *scu_base;		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);		scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE);
	else if (machine_is_realview_pb11mp())		else if (machine_is_realview_pb11mp())
	scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE);		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		* core (e.g. timer irq), then they will not have been enabled
	* for us: do so		* 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));		gic_cpu_init(0, __io_address(REALVIEW_EB11MP_GIC_CPU_BASE));
	else if (machine_is_realview_pb11mp())		else if (machine_is_realview_pb11mp())
	gic_cpu_init(0, __io_address(REALVIEW_TC11MP_GIC_CPU_BASE));		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		* dummy (!CONFIG_LOCAL_TIMERS), it was already registers in
	* realview_timer_init		* 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())		machine_is_realview_pb11mp())
	local_timer_setup(cpu);		local_timer_setup(cpu);
	#endif		#endif

arch/arm/mach-realview/realview_eb.c

+4 −4

Original line number	Original line	Diff line number	Diff line
	@@ -108,7 +108,7 @@ static struct map_desc realview_eb11mp_io_desc[] __initdata = {
	static void __init realview_eb_map_io(void)		static void __init realview_eb_map_io(void)
	{		{
	iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc));		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));		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)		static void __init gic_init_irq(void)
	{		{
	if (core_tile_eb11mp()) {		if (core_tile_eb11mp() \|\| core_tile_a9mp()) {
	unsigned int pldctrl;		unsigned int pldctrl;

	/* new irq mode */		/* 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);		timer2_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE);
	timer3_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE) + 0x20;		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		#ifdef CONFIG_LOCAL_TIMERS
	twd_base_addr = __io_address(REALVIEW_EB11MP_TWD_BASE);		twd_base_addr = __io_address(REALVIEW_EB11MP_TWD_BASE);
	twd_size = REALVIEW_EB11MP_TWD_SIZE;		twd_size = REALVIEW_EB11MP_TWD_SIZE;
	@@ -362,7 +362,7 @@ static void __init realview_eb_init(void)
	{		{
	int i;		int i;

	if (core_tile_eb11mp()) {		if (core_tile_eb11mp() \|\| core_tile_a9mp()) {
	realview_eb11mp_fixup();		realview_eb11mp_fixup();

	#ifdef CONFIG_CACHE_L2X0		#ifdef CONFIG_CACHE_L2X0