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path: root/drivers/serial/8250.c
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Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r--drivers/serial/8250.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 891e1dd65f2..09ef57034c9 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -302,7 +302,7 @@ static const struct serial8250_config uart_config[] = {
},
};
-#if defined (CONFIG_SERIAL_8250_AU1X00)
+#if defined(CONFIG_MIPS_ALCHEMY)
/* Au1x00 UART hardware has a weird register layout */
static const u8 au_io_in_map[] = {
@@ -422,7 +422,6 @@ static unsigned int mem32_serial_in(struct uart_port *p, int offset)
return readl(p->membase + offset);
}
-#ifdef CONFIG_SERIAL_8250_AU1X00
static unsigned int au_serial_in(struct uart_port *p, int offset)
{
offset = map_8250_in_reg(p, offset) << p->regshift;
@@ -434,7 +433,6 @@ static void au_serial_out(struct uart_port *p, int offset, int value)
offset = map_8250_out_reg(p, offset) << p->regshift;
__raw_writel(value, p->membase + offset);
}
-#endif
static unsigned int tsi_serial_in(struct uart_port *p, int offset)
{
@@ -503,12 +501,11 @@ static void set_io_from_upio(struct uart_port *p)
p->serial_out = mem32_serial_out;
break;
-#ifdef CONFIG_SERIAL_8250_AU1X00
case UPIO_AU:
p->serial_in = au_serial_in;
p->serial_out = au_serial_out;
break;
-#endif
+
case UPIO_TSI:
p->serial_in = tsi_serial_in;
p->serial_out = tsi_serial_out;
@@ -535,9 +532,7 @@ serial_out_sync(struct uart_8250_port *up, int offset, int value)
switch (p->iotype) {
case UPIO_MEM:
case UPIO_MEM32:
-#ifdef CONFIG_SERIAL_8250_AU1X00
case UPIO_AU:
-#endif
case UPIO_DWAPB:
p->serial_out(p, offset, value);
p->serial_in(p, UART_LCR); /* safe, no side-effects */
@@ -573,7 +568,7 @@ static inline void _serial_dl_write(struct uart_8250_port *up, int value)
serial_outp(up, UART_DLM, value >> 8 & 0xff);
}
-#if defined(CONFIG_SERIAL_8250_AU1X00)
+#if defined(CONFIG_MIPS_ALCHEMY)
/* Au1x00 haven't got a standard divisor latch */
static int serial_dl_read(struct uart_8250_port *up)
{
@@ -2596,11 +2591,9 @@ static void serial8250_config_port(struct uart_port *port, int flags)
if (flags & UART_CONFIG_TYPE)
autoconfig(up, probeflags);
-#ifdef CONFIG_SERIAL_8250_AU1X00
/* if access method is AU, it is a 16550 with a quirk */
if (up->port.type == PORT_16550A && up->port.iotype == UPIO_AU)
up->bugs |= UART_BUG_NOMSR;
-#endif
if (up->port.type != PORT_UNKNOWN && flags & UART_CONFIG_IRQ)
autoconfig_irq(up);