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-rw-r--r--arch/mips/cpu/mips32/au1x00/au1x00_serial.c74
1 files changed, 64 insertions, 10 deletions
diff --git a/arch/mips/cpu/mips32/au1x00/au1x00_serial.c b/arch/mips/cpu/mips32/au1x00/au1x00_serial.c
index c25ba5a..9682775 100644
--- a/arch/mips/cpu/mips32/au1x00/au1x00_serial.c
+++ b/arch/mips/cpu/mips32/au1x00/au1x00_serial.c
@@ -28,6 +28,8 @@
#include <config.h>
#include <common.h>
#include <asm/au1x00.h>
+#include <serial.h>
+#include <linux/compiler.h>
/******************************************************************************
*
@@ -40,7 +42,7 @@
* RETURNS: N/A
*/
-int serial_init (void)
+static int au1x00_serial_init(void)
{
volatile u32 *uart_fifoctl = (volatile u32*)(UART0_ADDR+UART_FCR);
volatile u32 *uart_enable = (volatile u32*)(UART0_ADDR+UART_ENABLE);
@@ -63,7 +65,7 @@ int serial_init (void)
}
-void serial_setbrg (void)
+static void au1x00_serial_setbrg(void)
{
volatile u32 *uart_clk = (volatile u32*)(UART0_ADDR+UART_CLK);
volatile u32 *uart_lcr = (volatile u32*)(UART0_ADDR+UART_LCR);
@@ -87,12 +89,13 @@ void serial_setbrg (void)
*uart_lcr = UART_LCR_WLEN8;
}
-void serial_putc (const char c)
+static void au1x00_serial_putc(const char c)
{
volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR);
volatile u32 *uart_tx = (volatile u32*)(UART0_ADDR+UART_TX);
- if (c == '\n') serial_putc ('\r');
+ if (c == '\n')
+ au1x00_serial_putc('\r');
/* Wait for fifo to shift out some bytes */
while((*uart_lsr&UART_LSR_THRE)==0);
@@ -100,15 +103,13 @@ void serial_putc (const char c)
*uart_tx = (u32)c;
}
-void serial_puts (const char *s)
+static void au1x00_serial_puts(const char *s)
{
while (*s)
- {
- serial_putc (*s++);
- }
+ serial_putc(*s++);
}
-int serial_getc (void)
+static int au1x00_serial_getc(void)
{
volatile u32 *uart_rx = (volatile u32*)(UART0_ADDR+UART_RX);
char c;
@@ -119,7 +120,7 @@ int serial_getc (void)
return c;
}
-int serial_tstc (void)
+static int au1x00_serial_tstc(void)
{
volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR);
@@ -129,3 +130,56 @@ int serial_tstc (void)
}
return 0;
}
+
+#ifdef CONFIG_SERIAL_MULTI
+static struct serial_device au1x00_serial_drv = {
+ .name = "au1x00_serial",
+ .start = au1x00_serial_init,
+ .stop = NULL,
+ .setbrg = au1x00_serial_setbrg,
+ .putc = au1x00_serial_putc,
+ .puts = au1x00_serial_puts,
+ .getc = au1x00_serial_getc,
+ .tstc = au1x00_serial_tstc,
+};
+
+void au1x00_serial_initialize(void)
+{
+ serial_register(&au1x00_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+ return &au1x00_serial_drv;
+}
+#else
+int serial_init(void)
+{
+ return au1x00_serial_init();
+}
+
+void serial_setbrg(void)
+{
+ au1x00_serial_setbrg();
+}
+
+void serial_putc(const char c)
+{
+ au1x00_serial_putc(c);
+}
+
+void serial_puts(const char *s)
+{
+ au1x00_serial_puts(s);
+}
+
+int serial_getc(void)
+{
+ return au1x00_serial_getc();
+}
+
+int serial_tstc(void)
+{
+ return au1x00_serial_tstc();
+}
+#endif