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| author | Arnd Bergmann <arnd@arndb.de> | 2013-04-09 16:31:43 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-04-09 16:31:43 +0200 |
| commit | 3be1812ea3b7193ee1a3993cadf9a7985121cf16 (patch) | |
| tree | 4aed605da38588bae8544dccdf6f81004d02ee0b /arch/arm/mach-tegra/pm.c | |
| parent | 759417ac74fedf74af9c1c1510a9e4e15b951239 (diff) | |
| parent | 6affb4826405dc1f53bae0e5c302a18f734a44ca (diff) | |
Merge branch 'tegra/cleanup' into next/soc
This is a dependency for the tegra/soc branch.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-tegra/pm.c')
| -rw-r--r-- | arch/arm/mach-tegra/pm.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/arch/arm/mach-tegra/pm.c b/arch/arm/mach-tegra/pm.c index 523604de666f..acacbe8d1afc 100644 --- a/arch/arm/mach-tegra/pm.c +++ b/arch/arm/mach-tegra/pm.c @@ -46,26 +46,11 @@ #define PMC_CPUPWROFF_TIMER 0xcc #ifdef CONFIG_PM_SLEEP -static unsigned int g_diag_reg; static DEFINE_SPINLOCK(tegra_lp2_lock); static void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE); static struct clk *tegra_pclk; void (*tegra_tear_down_cpu)(void); -void save_cpu_arch_register(void) -{ - /* read diagnostic register */ - asm("mrc p15, 0, %0, c15, c0, 1" : "=r"(g_diag_reg) : : "cc"); - return; -} - -void restore_cpu_arch_register(void) -{ - /* write diagnostic register */ - asm("mcr p15, 0, %0, c15, c0, 1" : : "r"(g_diag_reg) : "cc"); - return; -} - static void set_power_timers(unsigned long us_on, unsigned long us_off) { unsigned long long ticks; @@ -119,8 +104,6 @@ static void restore_cpu_complex(void) tegra_cpu_clock_resume(); flowctrl_cpu_suspend_exit(cpu); - - restore_cpu_arch_register(); } /* @@ -145,8 +128,6 @@ static void suspend_cpu_complex(void) tegra_cpu_clock_suspend(); flowctrl_cpu_suspend_enter(cpu); - - save_cpu_arch_register(); } void tegra_clear_cpu_in_lp2(int phy_cpu_id) @@ -183,12 +164,7 @@ bool tegra_set_cpu_in_lp2(int phy_cpu_id) static int tegra_sleep_cpu(unsigned long v2p) { - /* Switch to the identity mapping. */ - cpu_switch_mm(idmap_pgd, &init_mm); - - /* Flush the TLB. */ - local_flush_tlb_all(); - + setup_mm_for_reboot(); tegra_sleep_cpu_finish(v2p); /* should never here */ |