diff options
Diffstat (limited to 'arch/arm/mach-highbank')
-rw-r--r-- | arch/arm/mach-highbank/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-highbank/highbank.c | 27 | ||||
-rw-r--r-- | arch/arm/mach-highbank/hotplug.c | 11 | ||||
-rw-r--r-- | arch/arm/mach-highbank/platsmp.c | 7 |
4 files changed, 7 insertions, 39 deletions
diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig index 44b12f9c158..cd9fcb1cd7a 100644 --- a/arch/arm/mach-highbank/Kconfig +++ b/arch/arm/mach-highbank/Kconfig @@ -12,6 +12,7 @@ config ARCH_HIGHBANK select CPU_V7 select GENERIC_CLOCKEVENTS select HAVE_ARM_SCU + select HAVE_ARM_TWD if LOCAL_TIMERS select HAVE_SMP select MAILBOX select PL320_MBOX diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index a4f9f50247d..e7df2dd43a4 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -15,6 +15,7 @@ */ #include <linux/clk.h> #include <linux/clkdev.h> +#include <linux/clocksource.h> #include <linux/dma-mapping.h> #include <linux/io.h> #include <linux/irq.h> @@ -28,13 +29,9 @@ #include <linux/amba/bus.h> #include <linux/clk-provider.h> -#include <asm/arch_timer.h> #include <asm/cacheflush.h> #include <asm/cputype.h> #include <asm/smp_plat.h> -#include <asm/smp_twd.h> -#include <asm/hardware/arm_timer.h> -#include <asm/hardware/timer-sp.h> #include <asm/hardware/cache-l2x0.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -91,38 +88,18 @@ static void __init highbank_init_irq(void) #endif } -static struct clk_lookup lookup = { - .dev_id = "sp804", - .con_id = NULL, -}; - static void __init highbank_timer_init(void) { - int irq; struct device_node *np; - void __iomem *timer_base; /* Map system registers */ np = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); sregs_base = of_iomap(np, 0); WARN_ON(!sregs_base); - np = of_find_compatible_node(NULL, NULL, "arm,sp804"); - timer_base = of_iomap(np, 0); - WARN_ON(!timer_base); - irq = irq_of_parse_and_map(np, 0); - of_clk_init(NULL); - lookup.clk = of_clk_get(np, 0); - clkdev_add(&lookup); - - sp804_clocksource_and_sched_clock_init(timer_base + 0x20, "timer1"); - sp804_clockevents_init(timer_base, irq, "timer0"); - - twd_local_timer_of_register(); - arch_timer_of_register(); - arch_timer_sched_clock_init(); + clocksource_of_init(); } static void highbank_power_off(void) diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c index f30c5284339..a019e4e86e5 100644 --- a/arch/arm/mach-highbank/hotplug.c +++ b/arch/arm/mach-highbank/hotplug.c @@ -14,7 +14,6 @@ * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> - #include <asm/cacheflush.h> #include "core.h" @@ -28,13 +27,11 @@ extern void secondary_startup(void); */ void __ref highbank_cpu_die(unsigned int cpu) { - flush_cache_all(); - highbank_set_cpu_jump(cpu, phys_to_virt(0)); - highbank_set_core_pwr(); - cpu_do_idle(); + flush_cache_louis(); + highbank_set_core_pwr(); - /* We should never return from idle */ - panic("highbank: cpu %d unexpectedly exit from shutdown\n", cpu); + while (1) + cpu_do_idle(); } diff --git a/arch/arm/mach-highbank/platsmp.c b/arch/arm/mach-highbank/platsmp.c index 8797a700172..a984573e0d0 100644 --- a/arch/arm/mach-highbank/platsmp.c +++ b/arch/arm/mach-highbank/platsmp.c @@ -17,7 +17,6 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/io.h> -#include <linux/irqchip/arm-gic.h> #include <asm/smp_scu.h> @@ -25,11 +24,6 @@ extern void secondary_startup(void); -static void __cpuinit highbank_secondary_init(unsigned int cpu) -{ - gic_secondary_init(0); -} - static int __cpuinit highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) { highbank_set_cpu_jump(cpu, secondary_startup); @@ -67,7 +61,6 @@ static void __init highbank_smp_prepare_cpus(unsigned int max_cpus) struct smp_operations highbank_smp_ops __initdata = { .smp_init_cpus = highbank_smp_init_cpus, .smp_prepare_cpus = highbank_smp_prepare_cpus, - .smp_secondary_init = highbank_secondary_init, .smp_boot_secondary = highbank_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU .cpu_die = highbank_cpu_die, |