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path: root/drivers/serial/serial_ixp.c
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Diffstat (limited to 'drivers/serial/serial_ixp.c')
-rw-r--r--drivers/serial/serial_ixp.c68
1 files changed, 61 insertions, 7 deletions
diff --git a/drivers/serial/serial_ixp.c b/drivers/serial/serial_ixp.c
index a9acd476c4..6e3f7f074c 100644
--- a/drivers/serial/serial_ixp.c
+++ b/drivers/serial/serial_ixp.c
@@ -31,6 +31,8 @@
#include <common.h>
#include <asm/arch/ixp425.h>
#include <watchdog.h>
+#include <serial.h>
+#include <linux/compiler.h>
/*
* 14.7456 MHz
@@ -41,7 +43,7 @@
DECLARE_GLOBAL_DATA_PTR;
-void serial_setbrg (void)
+static void ixp_serial_setbrg(void)
{
unsigned int quot = 0;
int uart = CONFIG_SYS_IXP425_CONSOLE;
@@ -72,7 +74,7 @@ void serial_setbrg (void)
* are always 8 data bits, no parity, 1 stop bit, no start bits.
*
*/
-int serial_init (void)
+static int ixp_serial_init(void)
{
serial_setbrg ();
@@ -83,7 +85,7 @@ int serial_init (void)
/*
* Output a single byte to the serial port.
*/
-void serial_putc (const char c)
+static void ixp_serial_putc(const char c)
{
/* wait for room in the tx FIFO on UART */
while ((LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_TEMT) == 0)
@@ -101,7 +103,7 @@ void serial_putc (const char c)
* otherwise. When the function is succesfull, the character read is
* written into its argument c.
*/
-int serial_tstc (void)
+static int ixp_serial_tstc(void)
{
return LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_DR;
}
@@ -111,7 +113,7 @@ int serial_tstc (void)
* otherwise. When the function is succesfull, the character read is
* written into its argument c.
*/
-int serial_getc (void)
+static int ixp_serial_getc(void)
{
while (!(LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_DR))
WATCHDOG_RESET(); /* Reset HW Watchdog, if needed */
@@ -119,10 +121,62 @@ int serial_getc (void)
return (char) RBR(CONFIG_SYS_IXP425_CONSOLE) & 0xff;
}
-void
-serial_puts (const char *s)
+static void ixp_serial_puts(const char *s)
{
while (*s) {
serial_putc (*s++);
}
}
+
+#ifdef CONFIG_SERIAL_MULTI
+static struct serial_device ixp_serial_drv = {
+ .name = "ixp_serial",
+ .start = ixp_serial_init,
+ .stop = NULL,
+ .setbrg = ixp_serial_setbrg,
+ .putc = ixp_serial_putc,
+ .puts = ixp_serial_puts,
+ .getc = ixp_serial_getc,
+ .tstc = ixp_serial_tstc,
+};
+
+void ixp_serial_initialize(void)
+{
+ serial_register(&ixp_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+ return &ixp_serial_drv;
+}
+#else
+int serial_init(void)
+{
+ return ixp_serial_init();
+}
+
+void serial_setbrg(void)
+{
+ ixp_serial_setbrg();
+}
+
+void serial_putc(const char c)
+{
+ ixp_serial_putc(c);
+}
+
+void serial_puts(const char *s)
+{
+ ixp_serial_puts(s);
+}
+
+int serial_getc(void)
+{
+ return ixp_serial_getc();
+}
+
+int serial_tstc(void)
+{
+ return ixp_serial_tstc();
+}
+#endif
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