diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-tegra/cpuidle.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/sleep.S | 29 |
2 files changed, 3 insertions, 32 deletions
diff --git a/arch/arm/mach-tegra/cpuidle.c b/arch/arm/mach-tegra/cpuidle.c index d83a8c0296f5..566e2f88899b 100644 --- a/arch/arm/mach-tegra/cpuidle.c +++ b/arch/arm/mach-tegra/cpuidle.c @@ -27,9 +27,9 @@ #include <linux/cpuidle.h> #include <linux/hrtimer.h> -#include <mach/iomap.h> +#include <asm/proc-fns.h> -extern void tegra_cpu_wfi(void); +#include <mach/iomap.h> static int tegra_idle_enter_lp3(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); @@ -64,7 +64,7 @@ static int tegra_idle_enter_lp3(struct cpuidle_device *dev, enter = ktime_get(); - tegra_cpu_wfi(); + cpu_do_idle(); exit = ktime_sub(ktime_get(), enter); us = ktime_to_us(exit); diff --git a/arch/arm/mach-tegra/sleep.S b/arch/arm/mach-tegra/sleep.S index 5b20197bae7f..d29b156a8011 100644 --- a/arch/arm/mach-tegra/sleep.S +++ b/arch/arm/mach-tegra/sleep.S @@ -62,32 +62,3 @@ movw \reg, #:lower16:\val movt \reg, #:upper16:\val .endm - -/* - * tegra_cpu_wfi - * - * puts current CPU in clock-gated wfi using the flow controller - * - * corrupts r0-r3 - * must be called with MMU on - */ - -ENTRY(tegra_cpu_wfi) - cpu_id r0 - cpu_to_halt_reg r1, r0 - cpu_to_csr_reg r2, r0 - mov32 r0, TEGRA_FLOW_CTRL_VIRT - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - mov r3, #FLOW_CTRL_WAIT_FOR_INTERRUPT | FLOW_CTRL_JTAG_RESUME - str r3, [r0, r1] @ put flow controller in wait irq mode - dsb - wfi - mov r3, #0 - str r3, [r0, r1] @ clear flow controller halt status - mov r3, #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG - str r3, [r0, r2] @ clear event & interrupt status - dsb - mov pc, lr -ENDPROC(tegra_cpu_wfi) - |