diff options
Diffstat (limited to 'arch/arm/mach-exynos4')
-rw-r--r-- | arch/arm/mach-exynos4/include/mach/smp.h | 19 | ||||
-rw-r--r-- | arch/arm/mach-exynos4/platsmp.c | 5 | ||||
-rw-r--r-- | arch/arm/mach-exynos4/pm.c | 45 |
3 files changed, 31 insertions, 38 deletions
diff --git a/arch/arm/mach-exynos4/include/mach/smp.h b/arch/arm/mach-exynos4/include/mach/smp.h deleted file mode 100644 index a463dcebcfd..00000000000 --- a/arch/arm/mach-exynos4/include/mach/smp.h +++ /dev/null @@ -1,19 +0,0 @@ -/* linux/arch/arm/mach-exynos4/include/mach/smp.h - * - * Cloned from arch/arm/mach-realview/include/mach/smp.h -*/ - -#ifndef ASM_ARCH_SMP_H -#define ASM_ARCH_SMP_H __FILE__ - -#include <asm/hardware/gic.h> - -/* - * We use IRQ1 as the IPI - */ -static inline void smp_cross_call(const struct cpumask *mask, int ipi) -{ - gic_raise_softirq(mask, ipi); -} - -#endif diff --git a/arch/arm/mach-exynos4/platsmp.c b/arch/arm/mach-exynos4/platsmp.c index 6d35878ec1a..c5e65a02be8 100644 --- a/arch/arm/mach-exynos4/platsmp.c +++ b/arch/arm/mach-exynos4/platsmp.c @@ -22,6 +22,7 @@ #include <linux/io.h> #include <asm/cacheflush.h> +#include <asm/hardware/gic.h> #include <asm/smp_scu.h> #include <asm/unified.h> @@ -104,7 +105,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * the boot monitor to read the system wide flags register, * and branch to the address found there. */ - smp_cross_call(cpumask_of(cpu), 1); + gic_raise_softirq(cpumask_of(cpu), 1); timeout = jiffies + (1 * HZ); while (time_before(jiffies, timeout)) { @@ -147,6 +148,8 @@ void __init smp_init_cpus(void) for (i = 0; i < ncores; i++) set_cpu_possible(i, true); + + set_smp_cross_call(gic_raise_softirq); } void __init platform_smp_prepare_cpus(unsigned int max_cpus) diff --git a/arch/arm/mach-exynos4/pm.c b/arch/arm/mach-exynos4/pm.c index 10d917d9e3a..8755ca8dd48 100644 --- a/arch/arm/mach-exynos4/pm.c +++ b/arch/arm/mach-exynos4/pm.c @@ -16,6 +16,7 @@ #include <linux/init.h> #include <linux/suspend.h> +#include <linux/syscore_ops.h> #include <linux/io.h> #include <asm/cacheflush.h> @@ -372,7 +373,27 @@ void exynos4_scu_enable(void __iomem *scu_base) flush_cache_all(); } -static int exynos4_pm_resume(struct sys_device *dev) +static struct sysdev_driver exynos4_pm_driver = { + .add = exynos4_pm_add, +}; + +static __init int exynos4_pm_drvinit(void) +{ + unsigned int tmp; + + s3c_pm_init(); + + /* All wakeup disable */ + + tmp = __raw_readl(S5P_WAKEUP_MASK); + tmp |= ((0xFF << 8) | (0x1F << 1)); + __raw_writel(tmp, S5P_WAKEUP_MASK); + + return sysdev_driver_register(&exynos4_sysclass, &exynos4_pm_driver); +} +arch_initcall(exynos4_pm_drvinit); + +static void exynos4_pm_resume(void) { /* For release retention */ @@ -394,27 +415,15 @@ static int exynos4_pm_resume(struct sys_device *dev) /* enable L2X0*/ writel_relaxed(1, S5P_VA_L2CC + L2X0_CTRL); #endif - - return 0; } -static struct sysdev_driver exynos4_pm_driver = { - .add = exynos4_pm_add, +static struct syscore_ops exynos4_pm_syscore_ops = { .resume = exynos4_pm_resume, }; -static __init int exynos4_pm_drvinit(void) +static __init int exynos4_pm_syscore_init(void) { - unsigned int tmp; - - s3c_pm_init(); - - /* All wakeup disable */ - - tmp = __raw_readl(S5P_WAKEUP_MASK); - tmp |= ((0xFF << 8) | (0x1F << 1)); - __raw_writel(tmp, S5P_WAKEUP_MASK); - - return sysdev_driver_register(&exynos4_sysclass, &exynos4_pm_driver); + register_syscore_ops(&exynos4_pm_syscore_ops); + return 0; } -arch_initcall(exynos4_pm_drvinit); +arch_initcall(exynos4_pm_syscore_init); |