diff options
-rw-r--r-- | arch/arm/mach-tegra/nvrm/core/ap15/ap15rm_power.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/nvrm/core/ap15/ap15rm_power.c b/arch/arm/mach-tegra/nvrm/core/ap15/ap15rm_power.c index d9fd9f3d1251..7353cee96be4 100644 --- a/arch/arm/mach-tegra/nvrm/core/ap15/ap15rm_power.c +++ b/arch/arm/mach-tegra/nvrm/core/ap15/ap15rm_power.c @@ -73,6 +73,7 @@ // TODO: check MPE voltage control calls before enabling #define NV_POWER_GATE_MPE (0) +#define NV_TD_PWRGATE_WORKAROUND_688639 1 // Power Group -to- Power Gating Ids mapping static const NvU32* s_PowerGroupIds = NULL; static NvBool s_UngateOnResume[NV_POWERGROUP_MAX] = {0}; @@ -225,6 +226,14 @@ PowerGroupPowerControl( if (Enable == (Status != 0x0)) return; +#if NV_TD_PWRGATE_WORKAROUND_688639 + //Don't turn off the TD partition. + //Turning it on is ok. + if (PowerGroup == NV_POWERGROUP_TD && !Enable) + { + return; + } +#endif /* * Gating procedure: * - assert resets to all modules in power group |