VPU_HW_BTRS_MTL_WP_REQ_CMD
return REGB_POLL_FLD(VPU_HW_BTRS_MTL_WP_REQ_CMD, SEND, 0, PLL_TIMEOUT_US);
val = REGB_RD32(VPU_HW_BTRS_MTL_WP_REQ_CMD);
val = REG_SET_FLD(VPU_HW_BTRS_MTL_WP_REQ_CMD, SEND, val);
REGB_WR32(VPU_HW_BTRS_MTL_WP_REQ_CMD, val);