PLLX is getting turned by the HW logic when CPU enters powergated state and there is no enough time for PLLX to re-lock on exiting the low-power state, this causes memory errors coming from misbehaving CPU and eventual hanging of the system.
Signed-off-by: Dmitry Osipenko <[email protected]> --- arch/arm/mach-tegra/sleep-tegra30.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-tegra/sleep-tegra30.S b/arch/arm/mach-tegra/sleep-tegra30.S index dd4a67dabd91..d572d4b860be 100644 --- a/arch/arm/mach-tegra/sleep-tegra30.S +++ b/arch/arm/mach-tegra/sleep-tegra30.S @@ -298,8 +298,8 @@ ENDPROC(tegra30_sleep_cpu_secondary_finish) * Switches the CPU to enter sleep. */ ENTRY(tegra30_tear_down_cpu) + bl tegra_switch_cpu_to_pllp mov32 r6, TEGRA_FLOW_CTRL_BASE - b tegra30_enter_sleep ENDPROC(tegra30_tear_down_cpu) -- 2.18.0
