diff options
Diffstat (limited to 'arch/arm/mach-tegra/sleep-t2.S')
| -rw-r--r-- | arch/arm/mach-tegra/sleep-t2.S | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/arch/arm/mach-tegra/sleep-t2.S b/arch/arm/mach-tegra/sleep-t2.S index fc7b3db22318..6289541da8e9 100644 --- a/arch/arm/mach-tegra/sleep-t2.S +++ b/arch/arm/mach-tegra/sleep-t2.S @@ -179,29 +179,25 @@ ENDPROC(tegra2_cpu_is_resettable_soon) * enters suspend in LP0 or LP1 by turning off the mmu and jumping to * tegra2_tear_down_core in IRAM */ -ENTRY(tegra2_sleep_core_finish) - bl tegra_cpu_exit_coherency +ENTRY(tegra2_sleep_core) + mov r12, pc @ return here is via r12 + b tegra_cpu_save mov32 r1, tegra2_tear_down_core mov32 r2, tegra2_iram_start sub r1, r1, r2 mov32 r2, TEGRA_IRAM_CODE_AREA add r1, r1, r2 b tegra_turn_off_mmu -ENDPROC(tegra2_sleep_core_finish) +ENDPROC(tegra2_sleep_core) /* * tegra2_sleep_wfi(unsigned long v2p) */ ENTRY(tegra2_sleep_wfi) - stmfd sp!, {r4 - r9, lr} - mov r9, sp @ save sp for aborted suspend - adr r1, BSYM(tegra_sleep_cpu_save_finish) - bl cpu_suspend - ldmfd sp!, {r4 - r9, pc} - -tegra_sleep_cpu_save_finish: - mrc p15, 0, r11, c1, c0, 1 @ save actlr before exiting coherency - bl tegra_cpu_exit_coherency + mrc p15, 0, r2, c1, c0, 1 @ save actlr before exiting coherency + mov r12, pc @ return here is via r12 + b tegra_cpu_save + mov r11, r2 mov32 r0, TEGRA_PMC_VIRT + PMC_SCRATCH41 mov r3, #CPU_RESETTABLE @@ -223,7 +219,7 @@ tegra_sleep_cpu_save_finish: * r11 contains the original actlr */ - mov sp, r9 @ restore SP for aborted suspend + mov sp, r7 @ restore SP for aborted suspend bl tegra_pen_lock mov32 r3, TEGRA_PMC_VIRT @@ -266,7 +262,8 @@ tegra_sleep_cpu_save_finish: no_l2_sync: #endif - ldmfd sp!, {r4 - r9, pc} + pop_ctx_regs r0, r1 @ restore context registers + mov pc, lr ENDPROC(tegra2_sleep_wfi) /* |