PM_I_CNTL_1
value = RREG32_SMC(PM_I_CNTL_1);
WREG32_SMC(PM_I_CNTL_1, value);
value = RREG32_SMC(PM_I_CNTL_1);
WREG32_SMC(PM_I_CNTL_1, value);
value = RREG32_SMC(PM_I_CNTL_1);
WREG32_SMC(PM_I_CNTL_1, value);