diff options
Diffstat (limited to 'sys/dev/uart/uart_dev_ns8250.c')
-rw-r--r-- | sys/dev/uart/uart_dev_ns8250.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/sys/dev/uart/uart_dev_ns8250.c b/sys/dev/uart/uart_dev_ns8250.c index cb52ce7..a36afef 100644 --- a/sys/dev/uart/uart_dev_ns8250.c +++ b/sys/dev/uart/uart_dev_ns8250.c @@ -398,7 +398,6 @@ struct uart_class uart_ns8250_class = { static struct ofw_compat_data compat_data[] = { {"ns16550", (uintptr_t)&uart_ns8250_class}, {"ns16550a", (uintptr_t)&uart_ns8250_class}, - {"snps,dw-apb-uart", (uintptr_t)&uart_ns8250_class}, {NULL, (uintptr_t)NULL}, }; UART_FDT_CLASS_AND_DEVICE(compat_data); @@ -451,19 +450,9 @@ ns8250_bus_attach(struct uart_softc *sc) pcell_t cell; #endif - ns8250->busy_detect = 0; - #ifdef FDT - /* - * Check whether uart requires to read USR reg when IIR_BUSY and - * has broken txfifo. - */ - ns8250->busy_detect = ofw_bus_is_compatible(sc->sc_dev, "snps,dw-apb-uart"); + /* Check whether uart has a broken txfifo. */ node = ofw_bus_get_node(sc->sc_dev); - /* XXX: This is kept for a short time for compatibility with older device trees */ - if ((OF_getencprop(node, "busy-detect", &cell, sizeof(cell))) > 0 - && cell != 0) - ns8250->busy_detect = 1; if ((OF_getencprop(node, "broken-txfifo", &cell, sizeof(cell))) > 0) broken_txfifo = cell ? 1 : 0; #endif |