ZSWR4_PARENB
cdiv |= ZSWR4_PARENB;
cs->cs_preg[4] = ZSWR4_CLK_X16 | ZSWR4_ONESB | ZSWR4_PARENB;
__REG_WR(4, ZSWR4_CLK_X16 | ZSWR4_ONESB | ZSWR4_PARENB);
(ZSWR4_ONESB | ZSWR4_PARENB); /* 1 stop, odd parity */
SET(tmp4, ZSWR4_PARENB);
cs->cs_preg[4] |= ZSWR4_PARENB;