diff options
Diffstat (limited to 'arch/arm/mach-omap2/omap-hotplug.c')
| -rw-r--r-- | arch/arm/mach-omap2/omap-hotplug.c | 28 |
1 files changed, 4 insertions, 24 deletions
diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c index 414083b427d..971791fe9a3 100644 --- a/arch/arm/mach-omap2/omap-hotplug.c +++ b/arch/arm/mach-omap2/omap-hotplug.c @@ -19,30 +19,19 @@ #include <linux/smp.h> #include <linux/io.h> -#include <asm/cacheflush.h> -#include <mach/omap-wakeupgen.h> - +#include "omap-wakeupgen.h" #include "common.h" - #include "powerdomain.h" -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - /* * platform-specific code to shutdown a CPU * Called with IRQs disabled */ -void __ref platform_cpu_die(unsigned int cpu) +void __ref omap4_cpu_die(unsigned int cpu) { unsigned int boot_cpu = 0; void __iomem *base = omap_get_wakeupgen_base(); - flush_cache_all(); - dsb(); - /* * we're ready for shutdown now, so do it */ @@ -50,7 +39,7 @@ void __ref platform_cpu_die(unsigned int cpu) if (omap_modify_auxcoreboot0(0x0, 0x200) != 0x0) pr_err("Secure clear status failed\n"); } else { - __raw_writel(0, base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(0, base + OMAP_AUX_CORE_BOOT_0); } @@ -64,7 +53,7 @@ void __ref platform_cpu_die(unsigned int cpu) boot_cpu = omap_read_auxcoreboot0(); else boot_cpu = - __raw_readl(base + OMAP_AUX_CORE_BOOT_0) >> 5; + readl_relaxed(base + OMAP_AUX_CORE_BOOT_0) >> 5; if (boot_cpu == smp_processor_id()) { /* @@ -75,12 +64,3 @@ void __ref platform_cpu_die(unsigned int cpu) pr_debug("CPU%u: spurious wakeup call\n", cpu); } } - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; -} |