MDLL_RDCKB__MRDCKB0_SLEEP
u32 ckb = INPLL(pllMDLL_RDCKB) | MDLL_RDCKB__MRDCKB0_SLEEP
ckb &= ~(MDLL_RDCKB__MRDCKB0_SLEEP | MDLL_RDCKB__MRDCKB1_SLEEP);
ckb &= ~(MDLL_RDCKB__MRDCKB0_SLEEP | MDLL_RDCKB__MRDCKB1_SLEEP);