BACKBIAS_DPM_CNTL
WREG32_P(GENERAL_PWRMGT, BACKBIAS_PAD_EN | BACKBIAS_DPM_CNTL,
~(BACKBIAS_PAD_EN | BACKBIAS_DPM_CNTL));
~(BACKBIAS_VALUE | BACKBIAS_PAD_EN | BACKBIAS_DPM_CNTL));
WREG32_P(GENERAL_PWRMGT, BACKBIAS_DPM_CNTL, ~BACKBIAS_DPM_CNTL);
WREG32_P(GENERAL_PWRMGT, 0, ~BACKBIAS_DPM_CNTL);