diff --git a/[refs] b/[refs] index f540cbf66b4f..3d8ddebe3b95 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 16339464c5d67d0536837fc5342c9c2432b80ae0 +refs/heads/master: c944b0b9354ea06ffb0c8a7178949f1185f9f499 diff --git a/trunk/arch/arm/mach-imx/hotplug.c b/trunk/arch/arm/mach-imx/hotplug.c index 20ed2d56c1af..f8f7437c83b8 100644 --- a/trunk/arch/arm/mach-imx/hotplug.c +++ b/trunk/arch/arm/mach-imx/hotplug.c @@ -42,22 +42,6 @@ static inline void cpu_enter_lowpower(void) : "cc"); } -static inline void cpu_leave_lowpower(void) -{ - unsigned int v; - - asm volatile( - "mrc p15, 0, %0, c1, c0, 0\n" - " orr %0, %0, %1\n" - " mcr p15, 0, %0, c1, c0, 0\n" - " mrc p15, 0, %0, c1, c0, 1\n" - " orr %0, %0, %2\n" - " mcr p15, 0, %0, c1, c0, 1\n" - : "=&r" (v) - : "Ir" (CR_C), "Ir" (0x40) - : "cc"); -} - /* * platform-specific code to shutdown a CPU * @@ -67,11 +51,10 @@ void platform_cpu_die(unsigned int cpu) { cpu_enter_lowpower(); imx_enable_cpu(cpu, false); - cpu_do_idle(); - cpu_leave_lowpower(); - /* We should never return from idle */ - panic("cpu %d unexpectedly exit from shutdown\n", cpu); + /* spin here until hardware takes it down */ + while (1) + ; } int platform_cpu_disable(unsigned int cpu)