ASY_8250A
case ASY_8250A:
hwtype = ASY_8250A;
asy->asy_hwtype = ASY_8250A; /* drive them as 8250A */
[ASY_THR] = { ASY_8250A, 0, NULL, asy_put_reg },
[ASY_RHR] = { ASY_8250A, 0, asy_get_reg, NULL },
[ASY_IER] = { ASY_8250A, 1, asy_get_reg, asy_put_reg },
[ASY_ISR] = { ASY_8250A, 2, asy_get_reg, NULL },
[ASY_LCR] = { ASY_8250A, 3, asy_get_reg, asy_put_reg },
[ASY_MCR] = { ASY_8250A, 4, asy_get_reg, asy_put_reg },
[ASY_LSR] = { ASY_8250A, 5, asy_get_reg, NULL },
[ASY_MSR] = { ASY_8250A, 6, asy_get_reg, NULL },
[ASY_SPR] = { ASY_8250A, 7, asy_get_reg, asy_put_reg },
[ASY_DLL] = { ASY_8250A, 0, asy_get_reg, asy_put_reg },
[ASY_DLH] = { ASY_8250A, 1, asy_get_reg, asy_put_reg },