8250: improve workaround for UARTs that don't re-assert THRE correctly

[linux-2.6-omap-h63xx.git] / drivers / serial / 8250.h

diff --git a/drivers/serial/8250.h b/drivers/serial/8250.h
index 78c00162b04e7630bd5a08f3df952dd441e8e503..520260326f3dfeb64b67643e1a27938e733d71fc 100644 (file)
--- a/drivers/serial/8250.h
+++ b/drivers/serial/8250.h
@@ -47,6 +47,7 @@ struct serial8250_config {
 #define UART_BUG_QUOT  (1 << 0)        /* UART has buggy quot LSB */
 #define UART_BUG_TXEN  (1 << 1)        /* UART has buggy TX IIR status */
 #define UART_BUG_NOMSR (1 << 2)        /* UART has buggy MSR status bits (Au1x00) */
+#define UART_BUG_THRE  (1 << 3)        /* UART has buggy THRE reassertion */
 
 #define PROBE_RSA      (1 << 0)
 #define PROBE_ANY      (~0)