diff options
Diffstat (limited to 'arch/arm/mach-tegra/hotplug.c')
| -rw-r--r-- | arch/arm/mach-tegra/hotplug.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c index dca5141a2c3..a599f6e36de 100644 --- a/arch/arm/mach-tegra/hotplug.c +++ b/arch/arm/mach-tegra/hotplug.c @@ -10,15 +10,26 @@ */ #include <linux/kernel.h> #include <linux/smp.h> +#include <linux/clk/tegra.h> #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include "sleep.h" -#include "tegra_cpu_car.h" static void (*tegra_hotplug_shutdown)(void); +int tegra_cpu_kill(unsigned cpu) +{ + cpu = cpu_logical_map(cpu); + + /* Clock gate the CPU */ + tegra_wait_cpu_in_reset(cpu); + tegra_disable_cpu_clock(cpu); + + return 1; +} + /* * platform-specific code to shutdown a CPU * @@ -26,18 +37,12 @@ static void (*tegra_hotplug_shutdown)(void); */ void __ref tegra_cpu_die(unsigned int cpu) { - cpu = cpu_logical_map(cpu); - - /* Flush the L1 data cache. */ - flush_cache_all(); + /* Clean L1 data cache */ + tegra_disable_clean_inv_dcache(); /* Shut down the current CPU. */ tegra_hotplug_shutdown(); - /* Clock gate the CPU */ - tegra_wait_cpu_in_reset(cpu); - tegra_disable_cpu_clock(cpu); - /* Should never return here. */ BUG(); } |