/*
* (C) Copyright 2002
- * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
+ * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
*
* (C) Copyright 2008
* Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
#include <common.h>
-#include <s3c6400.h>
+#include <asm/arch/s3c6400.h>
+
+DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_SERIAL1
#define UART_NR S3C64XX_UART0
0xffdf,
};
-void serial_setbrg(void)
+static void s3c64xx_serial_setbrg(void)
{
- DECLARE_GLOBAL_DATA_PTR;
s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
u32 pclk = get_PCLK();
u32 baudrate = gd->baudrate;
* Initialise the serial port with the given baudrate. The settings
* are always 8 data bits, no parity, 1 stop bit, no start bits.
*/
-int serial_init(void)
+static int s3c64xx_serial_init(void)
{
s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
* otherwise. When the function is succesfull, the character read is
* written into its argument c.
*/
-int serial_getc(void)
+static int s3c64xx_serial_getc(void)
{
s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
return uart->URXH & 0xff;
}
-#ifdef CONFIG_HWFLOW
-static int hwflow; /* turned off by default */
-int hwflow_onoff(int on)
-{
- switch (on) {
- case 1:
- hwflow = 1; /* turn on */
- break;
- case -1:
- hwflow = 0; /* turn off */
- break;
- }
- return hwflow;
-}
-#endif
-
#ifdef CONFIG_MODEM_SUPPORT
static int be_quiet;
void disable_putc(void)
/*
* Output a single byte to the serial port.
*/
-void serial_putc(const char c)
+static void s3c64xx_serial_putc(const char c)
{
s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
/* wait for room in the tx FIFO */
while (!(uart->UTRSTAT & 0x2));
-#ifdef CONFIG_HWFLOW
- /* Wait for CTS up */
- while (hwflow && !(uart->UMSTAT & 0x1));
-#endif
-
uart->UTXH = c;
/* If \n, also do \r */
/*
* Test whether a character is in the RX buffer
*/
-int serial_tstc(void)
+static int s3c64xx_serial_tstc(void)
{
s3c64xx_uart *const uart = s3c64xx_get_base_uart(UART_NR);
return uart->UTRSTAT & 0x1;
}
-void serial_puts(const char *s)
+static void s3c64xx_serial_puts(const char *s)
{
while (*s)
serial_putc(*s++);
}
+
+static struct serial_device s3c64xx_serial_drv = {
+ .name = "s3c64xx_serial",
+ .start = s3c64xx_serial_init,
+ .stop = NULL,
+ .setbrg = s3c64xx_serial_setbrg,
+ .putc = s3c64xx_serial_putc,
+ .puts = s3c64xx_serial_puts,
+ .getc = s3c64xx_serial_getc,
+ .tstc = s3c64xx_serial_tstc,
+};
+
+void s3c64xx_serial_initialize(void)
+{
+ serial_register(&s3c64xx_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+ return &s3c64xx_serial_drv;
+}