openwrt-owl/target/linux/ar7/patches-2.6.32/500-serial_kludge.patch

29 lines
719 B
Diff

--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -296,6 +296,13 @@ static const struct serial8250_config ua
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
.flags = UART_CAP_FIFO | UART_CAP_AFE,
},
+ [PORT_AR7] = {
+ .name = "TI-AR7",
+ .fifo_size = 16,
+ .tx_loadsz = 16,
+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
+ .flags = UART_CAP_FIFO | UART_CAP_AFE,
+ },
};
#if defined (CONFIG_SERIAL_8250_AU1X00)
@@ -2712,7 +2719,11 @@ static void serial8250_console_putchar(s
{
struct uart_8250_port *up = (struct uart_8250_port *)port;
+#ifdef CONFIG_AR7
+ wait_for_xmitr(up, BOTH_EMPTY);
+#else
wait_for_xmitr(up, UART_LSR_THRE);
+#endif
serial_out(up, UART_TX, ch);
}