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-rw-r--r--drivers/serial/Makefile5
-rw-r--r--drivers/serial/altera_jtag_uart.c8
-rw-r--r--drivers/serial/altera_uart.c9
-rw-r--r--drivers/serial/atmel_usart.c8
-rw-r--r--drivers/serial/lpc32xx_hsuart.c8
-rw-r--r--drivers/serial/mcfuart.c11
-rw-r--r--drivers/serial/ns9750_serial.c15
-rw-r--r--drivers/serial/opencores_yanu.c10
-rw-r--r--drivers/serial/s3c4510b_uart.c233
-rw-r--r--drivers/serial/s3c4510b_uart.h109
-rw-r--r--drivers/serial/s3c64xx.c10
-rw-r--r--drivers/serial/serial.c210
-rw-r--r--drivers/serial/serial_clps7111.c141
-rw-r--r--drivers/serial/serial_imx.c9
-rw-r--r--drivers/serial/serial_ixp.c9
-rw-r--r--drivers/serial/serial_ks8695.c9
-rw-r--r--drivers/serial/serial_lh7a40x.c204
-rw-r--r--drivers/serial/serial_lpc2292.c124
-rw-r--r--drivers/serial/serial_mxc.c9
-rw-r--r--drivers/serial/serial_netarm.c211
-rw-r--r--drivers/serial/serial_ns16550.c78
-rw-r--r--drivers/serial/serial_pl01x.c9
-rw-r--r--drivers/serial/serial_s3c44b0.c9
-rw-r--r--drivers/serial/serial_sa1100.c9
-rw-r--r--drivers/serial/serial_sh.c9
25 files changed, 268 insertions, 1198 deletions
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 3c32f97..5e8b648 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -36,19 +36,14 @@ COBJS-$(CONFIG_MCFUART) += mcfuart.o
COBJS-$(CONFIG_NS9750_UART) += ns9750_serial.o
COBJS-$(CONFIG_OPENCORES_YANU) += opencores_yanu.o
COBJS-$(CONFIG_SYS_NS16550) += ns16550.o
-COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o
COBJS-$(CONFIG_S3C64XX) += s3c64xx.o
COBJS-$(CONFIG_S5P) += serial_s5p.o
COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial_ns16550.o
-COBJS-$(CONFIG_CLPS7111_SERIAL) += serial_clps7111.o
COBJS-$(CONFIG_IMX_SERIAL) += serial_imx.o
COBJS-$(CONFIG_IXP_SERIAL) += serial_ixp.o
COBJS-$(CONFIG_KS8695_SERIAL) += serial_ks8695.o
-COBJS-$(CONFIG_LPC2292_SERIAL) += serial_lpc2292.o
-COBJS-$(CONFIG_LH7A40X_SERIAL) += serial_lh7a40x.o
COBJS-$(CONFIG_MAX3100_SERIAL) += serial_max3100.o
COBJS-$(CONFIG_MXC_UART) += serial_mxc.o
-COBJS-$(CONFIG_NETARM_SERIAL) += serial_netarm.o
COBJS-$(CONFIG_PL010_SERIAL) += serial_pl01x.o
COBJS-$(CONFIG_PL011_SERIAL) += serial_pl01x.o
COBJS-$(CONFIG_PXA_SERIAL) += serial_pxa.o
diff --git a/drivers/serial/altera_jtag_uart.c b/drivers/serial/altera_jtag_uart.c
index 654b501..28319ba 100644
--- a/drivers/serial/altera_jtag_uart.c
+++ b/drivers/serial/altera_jtag_uart.c
@@ -59,12 +59,6 @@ static void altera_jtag_serial_putc(char c)
writel ((unsigned char)c, &jtag->data);
}
-static void altera_jtag_serial_puts(const char *s)
-{
- while (*s != 0)
- serial_putc (*s++);
-}
-
static int altera_jtag_serial_tstc(void)
{
return ( readl (&jtag->control) & NIOS_JTAG_RRDY);
@@ -91,7 +85,7 @@ static struct serial_device altera_jtag_serial_drv = {
.stop = NULL,
.setbrg = altera_jtag_serial_setbrg,
.putc = altera_jtag_serial_putc,
- .puts = altera_jtag_serial_puts,
+ .puts = default_serial_puts,
.getc = altera_jtag_serial_getc,
.tstc = altera_jtag_serial_tstc,
};
diff --git a/drivers/serial/altera_uart.c b/drivers/serial/altera_uart.c
index 27550ed..118cd58 100644
--- a/drivers/serial/altera_uart.c
+++ b/drivers/serial/altera_uart.c
@@ -82,13 +82,6 @@ static void altera_serial_putc(char c)
writel ((unsigned char)c, &uart->txdata);
}
-static void altera_serial_puts(const char *s)
-{
- while (*s != 0) {
- serial_putc (*s++);
- }
-}
-
static int altera_serial_tstc(void)
{
return (readl (&uart->status) & NIOS_UART_RRDY);
@@ -107,7 +100,7 @@ static struct serial_device altera_serial_drv = {
.stop = NULL,
.setbrg = altera_serial_setbrg,
.putc = altera_serial_putc,
- .puts = altera_serial_puts,
+ .puts = default_serial_puts,
.getc = altera_serial_getc,
.tstc = altera_serial_tstc,
};
diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c
index 1303031..c4d7432 100644
--- a/drivers/serial/atmel_usart.c
+++ b/drivers/serial/atmel_usart.c
@@ -86,12 +86,6 @@ static void atmel_serial_putc(char c)
writel(c, &usart->thr);
}
-static void atmel_serial_puts(const char *s)
-{
- while (*s)
- serial_putc(*s++);
-}
-
static int atmel_serial_getc(void)
{
atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE;
@@ -113,7 +107,7 @@ static struct serial_device atmel_serial_drv = {
.stop = NULL,
.setbrg = atmel_serial_setbrg,
.putc = atmel_serial_putc,
- .puts = atmel_serial_puts,
+ .puts = default_serial_puts,
.getc = atmel_serial_getc,
.tstc = atmel_serial_tstc,
};
diff --git a/drivers/serial/lpc32xx_hsuart.c b/drivers/serial/lpc32xx_hsuart.c
index 02429b5..7559916 100644
--- a/drivers/serial/lpc32xx_hsuart.c
+++ b/drivers/serial/lpc32xx_hsuart.c
@@ -77,19 +77,13 @@ static int lpc32xx_serial_init(void)
return 0;
}
-static void lpc32xx_serial_puts(const char *s)
-{
- while (*s)
- serial_putc(*s++);
-}
-
static struct serial_device lpc32xx_serial_drv = {
.name = "lpc32xx_serial",
.start = lpc32xx_serial_init,
.stop = NULL,
.setbrg = lpc32xx_serial_setbrg,
.putc = lpc32xx_serial_putc,
- .puts = lpc32xx_serial_puts,
+ .puts = default_serial_puts,
.getc = lpc32xx_serial_getc,
.tstc = lpc32xx_serial_tstc,
};
diff --git a/drivers/serial/mcfuart.c b/drivers/serial/mcfuart.c
index 00a7114..7e25797 100644
--- a/drivers/serial/mcfuart.c
+++ b/drivers/serial/mcfuart.c
@@ -28,6 +28,8 @@
*/
#include <common.h>
+#include <serial.h>
+#include <linux/compiler.h>
#include <asm/immap.h>
#include <asm/uart.h>
@@ -87,13 +89,6 @@ static void mcf_serial_putc(const char c)
uart->utb = c;
}
-static void mcf_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc(*s++);
- }
-}
-
static int mcf_serial_getc(void)
{
volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
@@ -136,7 +131,7 @@ static struct serial_device mcf_serial_drv = {
.stop = NULL,
.setbrg = mcf_serial_setbrg,
.putc = mcf_serial_putc,
- .puts = mcf_serial_puts,
+ .puts = default_serial_puts,
.getc = mcf_serial_getc,
.tstc = mcf_serial_tstc,
};
diff --git a/drivers/serial/ns9750_serial.c b/drivers/serial/ns9750_serial.c
index cb545c4..85fc68a 100644
--- a/drivers/serial/ns9750_serial.c
+++ b/drivers/serial/ns9750_serial.c
@@ -100,19 +100,6 @@ static void ns9750_serial_putc(const char c)
}
/***********************************************************************
- * @Function: serial_puts
- * @Return: n/a
- * @Descr: writes non-zero string to the FIFO.
- ***********************************************************************/
-
-static void ns9750_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc( *s++ );
- }
-}
-
-/***********************************************************************
* @Function: serial_getc
* @Return: the character read
* @Descr: performs only 8bit accesses to the FIFO. No error handling
@@ -215,7 +202,7 @@ static struct serial_device ns9750_serial_drv = {
.stop = NULL,
.setbrg = ns9750_serial_setbrg,
.putc = ns9750_serial_putc,
- .puts = ns9750_serial_puts,
+ .puts = default_serial_puts,
.getc = ns9750_serial_getc,
.tstc = ns9750_serial_tstc,
};
diff --git a/drivers/serial/opencores_yanu.c b/drivers/serial/opencores_yanu.c
index 49bccf3..4ca6ef0 100644
--- a/drivers/serial/opencores_yanu.c
+++ b/drivers/serial/opencores_yanu.c
@@ -161,14 +161,6 @@ static void oc_serial_putc(char c)
writel((unsigned char)c, &uart->data);
}
-static void oc_serial_puts(const char *s)
-{
- while (*s != 0) {
- serial_putc (*s++);
- }
-}
-
-
static int oc_serial_tstc(void)
{
unsigned status ;
@@ -195,7 +187,7 @@ static struct serial_device oc_serial_drv = {
.stop = NULL,
.setbrg = oc_serial_setbrg,
.putc = oc_serial_putc,
- .puts = oc_serial_puts,
+ .puts = default_serial_puts,
.getc = oc_serial_getc,
.tstc = oc_serial_tstc,
};
diff --git a/drivers/serial/s3c4510b_uart.c b/drivers/serial/s3c4510b_uart.c
deleted file mode 100644
index 423d26e6..0000000
--- a/drivers/serial/s3c4510b_uart.c
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- * Copyright (c) 2004 Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * (C) Copyright 2004
- * DAVE Srl
- * http://www.dave-tech.it
- * http://www.wawnet.biz
- * mailto:info@wawnet.biz
- *
- * (C) Copyright 2002-2004
- * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * MODULE: $Id:$
- * Description: UART/Serial interface for Samsung S3C4510B SoC
- * Runtime Env: ARM7TDMI
- * Change History:
- * 03-02-04 Create (Curt Brune) curt@cucy.com
- *
- */
-
-#include <common.h>
-
-#include <asm/hardware.h>
-#include "s3c4510b_uart.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static UART *uart;
-
-/* flush serial input queue. returns 0 on success or negative error
- * number otherwise
- */
-static int serial_flush_input(void)
-{
- volatile u32 tmp;
-
- /* keep on reading as long as the receiver is not empty */
- while( uart->m_stat.bf.rxReady) {
- tmp = uart->m_rx;
- }
-
- return 0;
-}
-
-
-/* flush output queue. returns 0 on success or negative error number
- * otherwise
- */
-static int serial_flush_output(void)
-{
- /* wait until the transmitter is no longer busy */
- while( !uart->m_stat.bf.txBufEmpty);
-
- return 0;
-}
-
-
-static void s3c4510b_serial_setbrg(void)
-{
- UART_LINE_CTRL ulctrl;
- UART_CTRL uctrl;
- UART_BAUD_DIV ubd;
-
- serial_flush_output();
- serial_flush_input();
-
- /* control register */
- uctrl.ui = 0x0;
- uctrl.bf.rxMode = 0x1;
- uctrl.bf.rxIrq = 0x0;
- uctrl.bf.txMode = 0x1;
- uctrl.bf.DSR = 0x0;
- uctrl.bf.sendBreak = 0x0;
- uctrl.bf.loopBack = 0x0;
- uart->m_ctrl.ui = uctrl.ui;
-
- /* line control register */
- ulctrl.ui = 0x0;
- ulctrl.bf.wordLen = 0x3; /* 8 bit data */
- ulctrl.bf.nStop = 0x0; /* 1 stop bit */
- ulctrl.bf.parity = 0x0; /* no parity */
- ulctrl.bf.clk = 0x0; /* internal clock */
- ulctrl.bf.infra_red = 0x0; /* no infra_red */
- uart->m_lineCtrl.ui = ulctrl.ui;
-
- ubd.ui = 0x0;
-
- /* see table on page 10-15 in SAMSUNG S3C4510B manual */
- /* get correct divisor */
- switch(gd->baudrate) {
- case 1200: ubd.bf.cnt0 = 1301; break;
- case 2400: ubd.bf.cnt0 = 650; break;
- case 4800: ubd.bf.cnt0 = 324; break;
- case 9600: ubd.bf.cnt0 = 162; break;
- case 19200: ubd.bf.cnt0 = 80; break;
- case 38400: ubd.bf.cnt0 = 40; break;
- case 57600: ubd.bf.cnt0 = 26; break;
- case 115200: ubd.bf.cnt0 = 13; break;
- }
-
- uart->m_baudDiv.ui = ubd.ui;
- uart->m_baudCnt = 0x0;
- uart->m_baudClk = 0x0;
-
-}
-
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- *
- */
-static int s3c4510b_serial_init(void)
-{
-
-#if CONFIG_SERIAL1 == 1
- uart = (UART *)UART0_BASE;
-#elif CONFIG_SERIAL1 == 2
- uart = (UART *)UART1_BASE;
-#else
-#error CONFIG_SERIAL1 not equal to 1 or 2
-#endif
-
- serial_setbrg ();
-
- return (0);
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void s3c4510_serial_putc(const char c)
-{
- /* wait for room in the transmit FIFO */
- while( !uart->m_stat.bf.txBufEmpty);
-
- uart->m_tx = c;
-
- /*
- to be polite with serial console add a line feed
- to the carriage return character
- */
- if (c=='\n')
- serial_putc('\r');
-}
-
-/*
- * Test if an input byte is ready from the serial port. Returns non-zero on
- * success, 0 otherwise.
- */
-static int s3c4510b_serial_tstc(void)
-{
- return uart->m_stat.bf.rxReady;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-static int s3c4510b_serial_getc(void)
-{
- int rv;
-
- for(;;) {
- rv = serial_tstc();
-
- if (rv) {
- return uart->m_rx & 0xFF;
- }
- }
-}
-
-static void s3c4510b_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-
- /* busy wait for tx complete */
- while ( !uart->m_stat.bf.txComplete);
-
- /* clear break */
- uart->m_ctrl.bf.sendBreak = 0;
-
-}
-
-static struct serial_device s3c4510b_serial_drv = {
- .name = "s3c4510b_serial",
- .start = s3c4510b_serial_init,
- .stop = NULL,
- .setbrg = s3c4510b_serial_setbrg,
- .putc = s3c4510b_serial_putc,
- .puts = s3c4510b_serial_puts,
- .getc = s3c4510b_serial_getc,
- .tstc = s3c4510b_serial_tstc,
-};
-
-void s3c4510b_serial_initialize(void)
-{
- serial_register(&s3c4510b_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &s3c4510b_serial_drv;
-}
diff --git a/drivers/serial/s3c4510b_uart.h b/drivers/serial/s3c4510b_uart.h
deleted file mode 100644
index b06c76d..0000000
--- a/drivers/serial/s3c4510b_uart.h
+++ /dev/null
@@ -1,109 +0,0 @@
-#ifndef __UART_H
-#define __UART_H
-
-/*
- * Copyright (c) 2004 Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Description: S3C4510B UART register layout
- */
-
-/* UART LINE CONTROL register */
-typedef struct __BF_UART_LINE_CTRL {
- u32 wordLen: 2;
- u32 nStop: 1;
- u32 parity: 3;
- u32 clk: 1;
- u32 infra_red: 1;
- u32 unused:24;
-} BF_UART_LINE_CTRL;
-
-typedef union _UART_LINE_CTRL {
- u32 ui;
- BF_UART_LINE_CTRL bf;
-} UART_LINE_CTRL;
-
-/* UART CONTROL register */
-typedef struct __BF_UART_CTRL {
- u32 rxMode: 2;
- u32 rxIrq: 1;
- u32 txMode: 2;
- u32 DSR: 1;
- u32 sendBreak: 1;
- u32 loopBack: 1;
- u32 unused:24;
-} BF_UART_CTRL;
-
-typedef union _UART_CTRL {
- u32 ui;
- BF_UART_CTRL bf;
-} UART_CTRL;
-
-/* UART STATUS register */
-typedef struct __BF_UART_STAT {
- u32 overrun: 1;
- u32 parity: 1;
- u32 frame: 1;
- u32 breakIrq: 1;
- u32 DTR: 1;
- u32 rxReady: 1;
- u32 txBufEmpty: 1;
- u32 txComplete: 1;
- u32 unused:24;
-} BF_UART_STAT;
-
-typedef union _UART_STAT {
- u32 ui;
- BF_UART_STAT bf;
-} UART_STAT;
-
-/* UART BAUD_DIV register */
-typedef struct __BF_UART_BAUD_DIV {
- u32 cnt1: 4;
- u32 cnt0:12;
- u32 unused:16;
-} BF_UART_BAUD_DIV;
-
-typedef union _UART_BAUD_DIV {
- u32 ui;
- BF_UART_BAUD_DIV bf;
-} UART_BAUD_DIV;
-
-/* UART register block */
-typedef struct __UART {
- volatile UART_LINE_CTRL m_lineCtrl;
- volatile UART_CTRL m_ctrl;
- volatile UART_STAT m_stat;
- volatile u32 m_tx;
- volatile u32 m_rx;
- volatile UART_BAUD_DIV m_baudDiv;
- volatile u32 m_baudCnt;
- volatile u32 m_baudClk;
-} UART;
-
-#define NL 0x0A
-#define CR 0x0D
-#define BSP 0x08
-#define ESC 0x1B
-#define CTRLZ 0x1A
-#define RUBOUT 0x7F
-
-#endif
diff --git a/drivers/serial/s3c64xx.c b/drivers/serial/s3c64xx.c
index 9ab8a28..f53c2bf 100644
--- a/drivers/serial/s3c64xx.c
+++ b/drivers/serial/s3c64xx.c
@@ -40,8 +40,6 @@ DECLARE_GLOBAL_DATA_PTR;
#error "Bad: you didn't configure serial ..."
#endif
-#define barrier() asm volatile("" ::: "memory")
-
/*
* The coefficient, used to calculate the baudrate on S3C6400 UARTs is
* calculated as
@@ -166,19 +164,13 @@ static int s3c64xx_serial_tstc(void)
return uart->UTRSTAT & 0x1;
}
-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,
+ .puts = default_serial_puts,
.getc = s3c64xx_serial_getc,
.tstc = s3c64xx_serial_tstc,
};
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 5bbf3ae..f5f43a6 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -26,16 +26,35 @@
#include <stdio_dev.h>
#include <post.h>
#include <linux/compiler.h>
+#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;
static struct serial_device *serial_devices;
static struct serial_device *serial_current;
+/**
+ * serial_null() - Void registration routine of a serial driver
+ *
+ * This routine implements a void registration routine of a serial
+ * driver. The registration routine of a particular driver is aliased
+ * to this empty function in case the driver is not compiled into
+ * U-Boot.
+ */
static void serial_null(void)
{
}
+/**
+ * serial_initfunc() - Forward declare of driver registration routine
+ * @name: Name of the real driver registration routine.
+ *
+ * This macro expands onto forward declaration of a driver registration
+ * routine, which is then used below in serial_initialize() function.
+ * The declaration is made weak and aliases to serial_null() so in case
+ * the driver is not compiled in, the function is still declared and can
+ * be used, but aliases to serial_null() and thus is optimized away.
+ */
#define serial_initfunc(name) \
void name(void) \
__attribute__((weak, alias("serial_null")));
@@ -77,7 +96,6 @@ serial_initfunc(lpc32xx_serial_initialize);
serial_initfunc(mcf_serial_initialize);
serial_initfunc(ns9750_serial_initialize);
serial_initfunc(oc_serial_initialize);
-serial_initfunc(s3c4510b_serial_initialize);
serial_initfunc(s3c64xx_serial_initialize);
serial_initfunc(sandbox_serial_initialize);
serial_initfunc(clps7111_serial_initialize);
@@ -85,15 +103,23 @@ serial_initfunc(imx_serial_initialize);
serial_initfunc(ixp_serial_initialize);
serial_initfunc(ks8695_serial_initialize);
serial_initfunc(lh7a40x_serial_initialize);
-serial_initfunc(lpc2292_serial_initialize);
serial_initfunc(max3100_serial_initialize);
serial_initfunc(mxc_serial_initialize);
-serial_initfunc(netarm_serial_initialize);
serial_initfunc(pl01x_serial_initialize);
serial_initfunc(s3c44b0_serial_initialize);
serial_initfunc(sa1100_serial_initialize);
serial_initfunc(sh_serial_initialize);
+/**
+ * serial_register() - Register serial driver with serial driver core
+ * @dev: Pointer to the serial driver structure
+ *
+ * This function registers the serial driver supplied via @dev with
+ * serial driver core, thus making U-Boot aware of it and making it
+ * available for U-Boot to use. On platforms that still require manual
+ * relocation of constant variables, relocation of the supplied structure
+ * is performed.
+ */
void serial_register(struct serial_device *dev)
{
#ifdef CONFIG_NEEDS_MANUAL_RELOC
@@ -117,6 +143,15 @@ void serial_register(struct serial_device *dev)
serial_devices = dev;
}
+/**
+ * serial_initialize() - Register all compiled-in serial port drivers
+ *
+ * This function registers all serial port drivers that are compiled
+ * into the U-Boot binary with the serial core, thus making them
+ * available to U-Boot to use. Lastly, this function assigns a default
+ * serial port to the serial core. That serial port is then used as a
+ * default output.
+ */
void serial_initialize(void)
{
mpc8xx_serial_initialize();
@@ -156,7 +191,6 @@ void serial_initialize(void)
mcf_serial_initialize();
ns9750_serial_initialize();
oc_serial_initialize();
- s3c4510b_serial_initialize();
s3c64xx_serial_initialize();
sandbox_serial_initialize();
clps7111_serial_initialize();
@@ -164,10 +198,8 @@ void serial_initialize(void)
ixp_serial_initialize();
ks8695_serial_initialize();
lh7a40x_serial_initialize();
- lpc2292_serial_initialize();
max3100_serial_initialize();
mxc_serial_initialize();
- netarm_serial_initialize();
pl01x_serial_initialize();
s3c44b0_serial_initialize();
sa1100_serial_initialize();
@@ -176,6 +208,13 @@ void serial_initialize(void)
serial_assign(default_serial_console()->name);
}
+/**
+ * serial_stdio_init() - Register serial ports with STDIO core
+ *
+ * This function generates a proxy driver for each serial port driver.
+ * These proxy drivers then register with the STDIO core, making the
+ * serial drivers available as STDIO devices.
+ */
void serial_stdio_init(void)
{
struct stdio_dev dev;
@@ -200,20 +239,38 @@ void serial_stdio_init(void)
}
}
+/**
+ * serial_assign() - Select the serial output device by name
+ * @name: Name of the serial driver to be used as default output
+ *
+ * This function configures the serial output multiplexing by
+ * selecting which serial device will be used as default. In case
+ * the STDIO "serial" device is selected as stdin/stdout/stderr,
+ * the serial device previously configured by this function will be
+ * used for the particular operation.
+ *
+ * Returns 0 on success, negative on error.
+ */
int serial_assign(const char *name)
{
struct serial_device *s;
for (s = serial_devices; s; s = s->next) {
- if (strcmp(s->name, name) == 0) {
- serial_current = s;
- return 0;
- }
+ if (strcmp(s->name, name))
+ continue;
+ serial_current = s;
+ return 0;
}
- return 1;
+ return -EINVAL;
}
+/**
+ * serial_reinit_all() - Reinitialize all compiled-in serial ports
+ *
+ * This function reinitializes all serial ports that are compiled
+ * into U-Boot by calling their serial_start() functions.
+ */
void serial_reinit_all(void)
{
struct serial_device *s;
@@ -222,60 +279,173 @@ void serial_reinit_all(void)
s->start();
}
+/**
+ * get_current() - Return pointer to currently selected serial port
+ *
+ * This function returns a pointer to currently selected serial port.
+ * The currently selected serial port is altered by serial_assign()
+ * function.
+ *
+ * In case this function is called before relocation or before any serial
+ * port is configured, this function calls default_serial_console() to
+ * determine the serial port. Otherwise, the configured serial port is
+ * returned.
+ *
+ * Returns pointer to the currently selected serial port on success,
+ * NULL on error.
+ */
static struct serial_device *get_current(void)
{
struct serial_device *dev;
- if (!(gd->flags & GD_FLG_RELOC) || !serial_current) {
+ if (!(gd->flags & GD_FLG_RELOC))
+ dev = default_serial_console();
+ else if (!serial_current)
dev = default_serial_console();
+ else
+ dev = serial_current;
- /* We must have a console device */
- if (!dev) {
+ /* We must have a console device */
+ if (!dev) {
#ifdef CONFIG_SPL_BUILD
- puts("Cannot find console\n");
- hang();
+ puts("Cannot find console\n");
+ hang();
#else
- panic("Cannot find console\n");
+ panic("Cannot find console\n");
#endif
- }
- } else
- dev = serial_current;
+ }
+
return dev;
}
+/**
+ * serial_init() - Initialize currently selected serial port
+ *
+ * This function initializes the currently selected serial port. This
+ * usually involves setting up the registers of that particular port,
+ * enabling clock and such. This function uses the get_current() call
+ * to determine which port is selected.
+ *
+ * Returns 0 on success, negative on error.
+ */
int serial_init(void)
{
return get_current()->start();
}
+/**
+ * serial_setbrg() - Configure baud-rate of currently selected serial port
+ *
+ * This function configures the baud-rate of the currently selected
+ * serial port. The baud-rate is retrieved from global data within
+ * the serial port driver. This function uses the get_current() call
+ * to determine which port is selected.
+ *
+ * Returns 0 on success, negative on error.
+ */
void serial_setbrg(void)
{
get_current()->setbrg();
}
+/**
+ * serial_getc() - Read character from currently selected serial port
+ *
+ * This function retrieves a character from currently selected serial
+ * port. In case there is no character waiting on the serial port,
+ * this function will block and wait for the character to appear. This
+ * function uses the get_current() call to determine which port is
+ * selected.
+ *
+ * Returns the character on success, negative on error.
+ */
int serial_getc(void)
{
return get_current()->getc();
}
+/**
+ * serial_tstc() - Test if data is available on currently selected serial port
+ *
+ * This function tests if one or more characters are available on
+ * currently selected serial port. This function never blocks. This
+ * function uses the get_current() call to determine which port is
+ * selected.
+ *
+ * Returns positive if character is available, zero otherwise.
+ */
int serial_tstc(void)
{
return get_current()->tstc();
}
+/**
+ * serial_putc() - Output character via currently selected serial port
+ * @c: Single character to be output from the serial port.
+ *
+ * This function outputs a character via currently selected serial
+ * port. This character is passed to the serial port driver responsible
+ * for controlling the hardware. The hardware may still be in process
+ * of transmitting another character, therefore this function may block
+ * for a short amount of time. This function uses the get_current()
+ * call to determine which port is selected.
+ */
void serial_putc(const char c)
{
get_current()->putc(c);
}
+/**
+ * serial_puts() - Output string via currently selected serial port
+ * @s: Zero-terminated string to be output from the serial port.
+ *
+ * This function outputs a zero-terminated string via currently
+ * selected serial port. This function behaves as an accelerator
+ * in case the hardware can queue multiple characters for transfer.
+ * The whole string that is to be output is available to the function
+ * implementing the hardware manipulation. Transmitting the whole
+ * string may take some time, thus this function may block for some
+ * amount of time. This function uses the get_current() call to
+ * determine which port is selected.
+ */
void serial_puts(const char *s)
{
get_current()->puts(s);
}
+/**
+ * default_serial_puts() - Output string by calling serial_putc() in loop
+ * @s: Zero-terminated string to be output from the serial port.
+ *
+ * This function outputs a zero-terminated string by calling serial_putc()
+ * in a loop. Most drivers do not support queueing more than one byte for
+ * transfer, thus this function precisely implements their serial_puts().
+ *
+ * To optimize the number of get_current() calls, this function only
+ * calls get_current() once and then directly accesses the putc() call
+ * of the &struct serial_device .
+ */
+void default_serial_puts(const char *s)
+{
+ struct serial_device *dev = get_current();
+ while (*s)
+ dev->putc(*s++);
+}
+
#if CONFIG_POST & CONFIG_SYS_POST_UART
static const int bauds[] = CONFIG_SYS_BAUDRATE_TABLE;
+/**
+ * uart_post_test() - Test the currently selected serial port using POST
+ * @flags: POST framework flags
+ *
+ * Do a loopback test of the currently selected serial port. This
+ * function is only useful in the context of the POST testing framwork.
+ * The serial port is firstly configured into loopback mode and then
+ * characters are sent through it.
+ *
+ * Returns 0 on success, value otherwise.
+ */
/* Mark weak until post/cpu/.../uart.c migrate over */
__weak
int uart_post_test(int flags)
diff --git a/drivers/serial/serial_clps7111.c b/drivers/serial/serial_clps7111.c
deleted file mode 100644
index 65473e8..0000000
--- a/drivers/serial/serial_clps7111.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * (C) Copyright 2002-2004
- * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <common.h>
-#include <clps7111.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static void clps7111_serial_setbrg(void)
-{
- unsigned int reg = 0;
-
- switch (gd->baudrate) {
- case 1200: reg = 191; break;
- case 9600: reg = 23; break;
- case 19200: reg = 11; break;
- case 38400: reg = 5; break;
- case 57600: reg = 3; break;
- case 115200: reg = 1; break;
- default: hang (); break;
- }
-
- /* init serial serial 1,2 */
- IO_SYSCON1 = SYSCON1_UART1EN;
- IO_SYSCON2 = SYSCON2_UART2EN;
-
- reg |= UBRLCR_WRDLEN8;
-
- IO_UBRLCR1 = reg;
- IO_UBRLCR2 = reg;
-}
-
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- *
- */
-static int clps7111_serial_init(void)
-{
- serial_setbrg ();
-
- return (0);
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void clps7111_serial_putc(const char c)
-{
- int tmo;
-
- /* If \n, also do \r */
- if (c == '\n')
- serial_putc ('\r');
-
- tmo = get_timer (0) + 1 * CONFIG_SYS_HZ;
- while (IO_SYSFLG1 & SYSFLG1_UTXFF)
- if (get_timer (0) > tmo)
- break;
-
- IO_UARTDR1 = c;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-static int clps7111_serial_tstc(void)
-{
- return !(IO_SYSFLG1 & SYSFLG1_URXFE);
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-static int clps7111_serial_getc(void)
-{
- while (IO_SYSFLG1 & SYSFLG1_URXFE);
-
- return IO_UARTDR1 & 0xff;
-}
-
-static void clps7111_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
-static struct serial_device clps7111_serial_drv = {
- .name = "clps7111_serial",
- .start = clps7111_serial_init,
- .stop = NULL,
- .setbrg = clps7111_serial_setbrg,
- .putc = clps7111_serial_putc,
- .puts = clps7111_serial_puts,
- .getc = clps7111_serial_getc,
- .tstc = clps7111_serial_tstc,
-};
-
-void clps7111_serial_initialize(void)
-{
- serial_register(&clps7111_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &clps7111_serial_drv;
-}
diff --git a/drivers/serial/serial_imx.c b/drivers/serial/serial_imx.c
index 6c075b5..9b9be44 100644
--- a/drivers/serial/serial_imx.c
+++ b/drivers/serial/serial_imx.c
@@ -214,20 +214,13 @@ static int imx_serial_tstc(void)
return 1;
}
-static void imx_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
static struct serial_device imx_serial_drv = {
.name = "imx_serial",
.start = imx_serial_init,
.stop = NULL,
.setbrg = imx_serial_setbrg,
.putc = imx_serial_putc,
- .puts = imx_serial_puts,
+ .puts = default_serial_puts,
.getc = imx_serial_getc,
.tstc = imx_serial_tstc,
};
diff --git a/drivers/serial/serial_ixp.c b/drivers/serial/serial_ixp.c
index c8b3658..09a3df4 100644
--- a/drivers/serial/serial_ixp.c
+++ b/drivers/serial/serial_ixp.c
@@ -121,20 +121,13 @@ static int ixp_serial_getc(void)
return (char) RBR(CONFIG_SYS_IXP425_CONSOLE) & 0xff;
}
-static void ixp_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
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,
+ .puts = default_serial_puts,
.getc = ixp_serial_getc,
.tstc = ixp_serial_tstc,
};
diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c
index 60e8007..8b1c974 100644
--- a/drivers/serial/serial_ks8695.c
+++ b/drivers/serial/serial_ks8695.c
@@ -102,13 +102,6 @@ static int ks8695_serial_tstc(void)
return 0;
}
-static void ks8695_serial_puts(const char *s)
-{
- char c;
- while ((c = *s++) != 0)
- serial_putc(c);
-}
-
static int ks8695_serial_getc(void)
{
volatile struct ks8695uart *uartp = KS8695_UART_ADDR;
@@ -124,7 +117,7 @@ static struct serial_device ks8695_serial_drv = {
.stop = NULL,
.setbrg = ks8695_serial_setbrg,
.putc = ks8695_serial_putc,
- .puts = ks8695_serial_puts,
+ .puts = default_serial_puts,
.getc = ks8695_serial_getc,
.tstc = ks8695_serial_tstc,
};
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
deleted file mode 100644
index 6c96285..0000000
--- a/drivers/serial/serial_lh7a40x.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
- * (C) Copyright 2002
- * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <common.h>
-#include <lh7a40x.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#if defined(CONFIG_CONSOLE_UART1)
-# define UART_CONSOLE 1
-#elif defined(CONFIG_CONSOLE_UART2)
-# define UART_CONSOLE 2
-#elif defined(CONFIG_CONSOLE_UART3)
-# define UART_CONSOLE 3
-#else
-# error "No console configured ... "
-#endif
-
-static void lh7a40x_serial_setbrg(void)
-{
- lh7a40x_uart_t* uart = LH7A40X_UART_PTR(UART_CONSOLE);
- int i;
- unsigned int reg = 0;
-
- /*
- * userguide 15.1.2.4
- *
- * BAUDDIV is (UART_REF_FREQ/(16 X BAUD))-1
- *
- * UART_REF_FREQ = external system clock input / 2 (Hz)
- * BAUD is desired baudrate (bits/s)
- *
- * NOTE: we add (divisor/2) to numerator to round for
- * more precision
- */
- reg = (((get_PLLCLK()/2) + ((16*gd->baudrate)/2)) / (16 * gd->baudrate)) - 1;
- uart->brcon = reg;
-
- for (i = 0; i < 100; i++);
-}
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- *
- */
-static int lh7a40x_serial_init(void)
-{
- lh7a40x_uart_t* uart = LH7A40X_UART_PTR(UART_CONSOLE);
-
- /* UART must be enabled before writing to any config registers */
- uart->con |= (UART_EN);
-
-#ifdef CONFIG_CONSOLE_UART1
- /* infrared disabled */
- uart->con |= UART_SIRD;
-#endif
- /* loopback disabled */
- uart->con &= ~(UART_LBE);
-
- /* modem lines and tx/rx polarities */
- uart->con &= ~(UART_MXP | UART_TXP | UART_RXP);
-
- /* FIFO enable, N81 */
- uart->fcon = (UART_WLEN_8 | UART_FEN | UART_STP2_1);
-
- /* set baudrate */
- serial_setbrg ();
-
- /* enable rx interrupt */
- uart->inten |= UART_RI;
-
- return (0);
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-static int lh7a40x_serial_getc(void)
-{
- lh7a40x_uart_t* uart = LH7A40X_UART_PTR(UART_CONSOLE);
-
- /* wait for character to arrive */
- while (uart->status & UART_RXFE);
-
- return(uart->data & 0xff);
-}
-
-#ifdef CONFIG_HWFLOW
-static int hwflow = 0; /* turned off by default */
-int hwflow_onoff(int on)
-{
- switch(on) {
- case 0:
- default:
- break; /* return current */
- 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 = 0;
-void disable_putc(void)
-{
- be_quiet = 1;
-}
-
-void enable_putc(void)
-{
- be_quiet = 0;
-}
-#endif
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void lh7a40x_serial_putc(const char c)
-{
- lh7a40x_uart_t* uart = LH7A40X_UART_PTR(UART_CONSOLE);
-
-#ifdef CONFIG_MODEM_SUPPORT
- if (be_quiet)
- return;
-#endif
-
- /* wait for room in the tx FIFO */
- while (!(uart->status & UART_TXFE));
-
-#ifdef CONFIG_HWFLOW
- /* Wait for CTS up */
- while(hwflow && !(uart->status & UART_CTS));
-#endif
-
- uart->data = c;
-
- /* If \n, also do \r */
- if (c == '\n')
- serial_putc ('\r');
-}
-
-/*
- * Test whether a character is in the RX buffer
- */
-static int lh7a40x_serial_tstc(void)
-{
- lh7a40x_uart_t* uart = LH7A40X_UART_PTR(UART_CONSOLE);
-
- return(!(uart->status & UART_RXFE));
-}
-
-static void lh7a40x_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
-static struct serial_device lh7a40x_serial_drv = {
- .name = "lh7a40x_serial",
- .start = lh7a40x_serial_init,
- .stop = NULL,
- .setbrg = lh7a40x_serial_setbrg,
- .putc = lh7a40x_serial_putc,
- .puts = lh7a40x_serial_puts,
- .getc = lh7a40x_serial_getc,
- .tstc = lh7a40x_serial_tstc,
-};
-
-void lh7a40x_serial_initialize(void)
-{
- serial_register(&lh7a40x_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &lh7a40x_serial_drv;
-}
diff --git a/drivers/serial/serial_lpc2292.c b/drivers/serial/serial_lpc2292.c
deleted file mode 100644
index fcab202..0000000
--- a/drivers/serial/serial_lpc2292.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * (C) Copyright 2002-2004
- * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <common.h>
-#include <asm/arch/hardware.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static void lpc2292_serial_setbrg(void)
-{
- unsigned short divisor = 0;
-
- switch (gd->baudrate) {
- case 1200: divisor = 3072; break;
- case 9600: divisor = 384; break;
- case 19200: divisor = 192; break;
- case 38400: divisor = 96; break;
- case 57600: divisor = 64; break;
- case 115200: divisor = 32; break;
- default: hang (); break;
- }
-
- /* init serial UART0 */
- PUT8(U0LCR, 0);
- PUT8(U0IER, 0);
- PUT8(U0LCR, 0x80); /* DLAB=1 */
- PUT8(U0DLL, (unsigned char)(divisor & 0x00FF));
- PUT8(U0DLM, (unsigned char)(divisor >> 8));
- PUT8(U0LCR, 0x03); /* 8N1, DLAB=0 */
- PUT8(U0FCR, 1); /* Enable RX and TX FIFOs */
-}
-
-static int lpc2292_serial_init(void)
-{
- unsigned long pinsel0;
-
- serial_setbrg ();
-
- pinsel0 = GET32(PINSEL0);
- pinsel0 &= ~(0x00000003);
- pinsel0 |= 5;
- PUT32(PINSEL0, pinsel0);
-
- return (0);
-}
-
-static void lpc2292_serial_putc(const char c)
-{
- if (c == '\n')
- {
- while((GET8(U0LSR) & (1<<5)) == 0); /* Wait for empty U0THR */
- PUT8(U0THR, '\r');
- }
-
- while((GET8(U0LSR) & (1<<5)) == 0); /* Wait for empty U0THR */
- PUT8(U0THR, c);
-}
-
-static int lpc2292_serial_getc(void)
-{
- while((GET8(U0LSR) & 1) == 0);
- return GET8(U0RBR);
-}
-
-static void lpc2292_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
-/* Test if there is a byte to read */
-static int lpc2292_serial_tstc(void)
-{
- return (GET8(U0LSR) & 1);
-}
-
-static struct serial_device lpc2292_serial_drv = {
- .name = "lpc2292_serial",
- .start = lpc2292_serial_init,
- .stop = NULL,
- .setbrg = lpc2292_serial_setbrg,
- .putc = lpc2292_serial_putc,
- .puts = lpc2292_serial_puts,
- .getc = lpc2292_serial_getc,
- .tstc = lpc2292_serial_tstc,
-};
-
-void lpc2292_serial_initialize(void)
-{
- serial_register(&lpc2292_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &lpc2292_serial_drv;
-}
diff --git a/drivers/serial/serial_mxc.c b/drivers/serial/serial_mxc.c
index b0612f5..9227d64 100644
--- a/drivers/serial/serial_mxc.c
+++ b/drivers/serial/serial_mxc.c
@@ -187,13 +187,6 @@ static int mxc_serial_tstc(void)
return 1;
}
-static void mxc_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
/*
* Initialise the serial port with the given baudrate. The settings
* are always 8 data bits, no parity, 1 stop bit, no start bits.
@@ -228,7 +221,7 @@ static struct serial_device mxc_serial_drv = {
.stop = NULL,
.setbrg = mxc_serial_setbrg,
.putc = mxc_serial_putc,
- .puts = mxc_serial_puts,
+ .puts = default_serial_puts,
.getc = mxc_serial_getc,
.tstc = mxc_serial_tstc,
};
diff --git a/drivers/serial/serial_netarm.c b/drivers/serial/serial_netarm.c
deleted file mode 100644
index d30adc3..0000000
--- a/drivers/serial/serial_netarm.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * Serial Port stuff - taken from Linux
- *
- * (C) Copyright 2002
- * MAZeT GmbH <www.mazet.de>
- * Stephan Linz <linz@mazet.de>, <linz@li-pro.net>
- *
- * (c) 2004
- * IMMS gGmbH <www.imms.de>
- * Thomas Elste <info@elste.org>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <common.h>
-#include <asm/hardware.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define PORTA (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTA))
-#if !defined(CONFIG_NETARM_NS7520)
-#define PORTB (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTB))
-#else
-#define PORTC (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTC))
-#endif
-
-/* wait until transmitter is ready for another character */
-#define TXWAITRDY(registers) \
-{ \
- ulong tmo = get_timer(0) + 1 * CONFIG_SYS_HZ; \
- while (((registers)->status_a & NETARM_SER_STATA_TX_RDY) == 0 ) { \
- if (get_timer(0) > tmo) \
- break; \
- } \
-}
-
-
-volatile netarm_serial_channel_t *serial_reg_ch1 = get_serial_channel(0);
-volatile netarm_serial_channel_t *serial_reg_ch2 = get_serial_channel(1);
-
-extern void _netarm_led_FAIL1(void);
-
-/*
- * Setup both serial i/f with given baudrate
- */
-static void netarm_serial_setbrg(void)
-{
- /* set 0 ... make sure pins are configured for serial */
-#if !defined(CONFIG_NETARM_NS7520)
- PORTA = PORTB =
- NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
-#else
- PORTA = NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
- PORTC = NETARM_GEN_PORT_CSF (0xef) | NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
-#endif
-
- /* first turn em off */
- serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a = 0;
-
- /* clear match register, we don't need it */
- serial_reg_ch1->rx_match = serial_reg_ch2->rx_match = 0;
-
- /* setup bit rate generator and rx buffer gap timer (1 byte only) */
- if ((gd->baudrate >= MIN_BAUD_RATE)
- && (gd->baudrate <= MAX_BAUD_RATE)) {
- serial_reg_ch1->bitrate = serial_reg_ch2->bitrate =
- NETARM_SER_BR_X16 (gd->baudrate);
- serial_reg_ch1->rx_buf_timer = serial_reg_ch2->rx_buf_timer =
- 0;
- serial_reg_ch1->rx_char_timer = serial_reg_ch2->rx_char_timer =
- NETARM_SER_RXGAP (gd->baudrate);
- } else {
- hang ();
- }
-
- /* setup port mode */
- serial_reg_ch1->ctrl_b = serial_reg_ch2->ctrl_b =
- ( NETARM_SER_CTLB_RCGT_EN |
- NETARM_SER_CTLB_UART_MODE);
- serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a =
- ( NETARM_SER_CTLA_ENABLE |
- NETARM_SER_CTLA_P_NONE |
- /* see errata */
- NETARM_SER_CTLA_2STOP |
- NETARM_SER_CTLA_8BITS |
- NETARM_SER_CTLA_DTR_EN |
- NETARM_SER_CTLA_RTS_EN);
-}
-
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- */
-static int netarm_serial_init(void)
-{
- serial_setbrg ();
- return 0;
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void netarm_serial_putc(const char c)
-{
- volatile unsigned char *fifo;
-
- /* If \n, also do \r */
- if (c == '\n')
- serial_putc ('\r');
-
- fifo = (volatile unsigned char *) &(serial_reg_ch1->fifo);
- TXWAITRDY (serial_reg_ch1);
- *fifo = c;
-}
-
-/*
- * Test of a single byte from the serial port. Returns 1 on success, 0
- * otherwise.
- */
-static int netarm_serial_tstc(void)
-{
- return serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise.
- */
-static int netarm_serial_getc(void)
-{
- unsigned int ch_uint;
- volatile unsigned int *fifo;
- volatile unsigned char *fifo_char = NULL;
- int buf_count = 0;
-
- while (!(serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY))
- /* NOP */ ;
-
- fifo = (volatile unsigned int *) &(serial_reg_ch1->fifo);
- fifo_char = (unsigned char *) &ch_uint;
- ch_uint = *fifo;
-
- buf_count = NETARM_SER_STATA_RXFDB (serial_reg_ch1->status_a);
- switch (buf_count) {
- case NETARM_SER_STATA_RXFDB_4BYTES:
- buf_count = 4;
- break;
- case NETARM_SER_STATA_RXFDB_3BYTES:
- buf_count = 3;
- break;
- case NETARM_SER_STATA_RXFDB_2BYTES:
- buf_count = 2;
- break;
- case NETARM_SER_STATA_RXFDB_1BYTES:
- buf_count = 1;
- break;
- default:
- /* panic, be never here */
- break;
- }
-
- serial_reg_ch1->status_a |= NETARM_SER_STATA_RX_CLOSED;
-
- return ch_uint & 0xff;
-}
-
-static void netarm_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
-static struct serial_device netarm_serial_drv = {
- .name = "netarm_serial",
- .start = netarm_serial_init,
- .stop = NULL,
- .setbrg = netarm_serial_setbrg,
- .putc = netarm_serial_putc,
- .puts = netarm_serial_puts,
- .getc = netarm_serial_getc,
- .tstc = netarm_serial_tstc,
-};
-
-void netarm_serial_initialize(void)
-{
- serial_register(&netarm_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &netarm_serial_drv;
-}
diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c
index b5d1248..c1c0134 100644
--- a/drivers/serial/serial_ns16550.c
+++ b/drivers/serial/serial_ns16550.c
@@ -34,7 +34,7 @@
DECLARE_GLOBAL_DATA_PTR;
#if !defined(CONFIG_CONS_INDEX)
-#elif (CONFIG_CONS_INDEX < 1) || (CONFIG_CONS_INDEX > 4)
+#elif (CONFIG_CONS_INDEX < 1) || (CONFIG_CONS_INDEX > 6)
#error "Invalid console index value."
#endif
@@ -46,12 +46,16 @@ DECLARE_GLOBAL_DATA_PTR;
#error "Console port 3 defined but not configured."
#elif CONFIG_CONS_INDEX == 4 && !defined(CONFIG_SYS_NS16550_COM4)
#error "Console port 4 defined but not configured."
+#elif CONFIG_CONS_INDEX == 5 && !defined(CONFIG_SYS_NS16550_COM5)
+#error "Console port 5 defined but not configured."
+#elif CONFIG_CONS_INDEX == 6 && !defined(CONFIG_SYS_NS16550_COM6)
+#error "Console port 6 defined but not configured."
#endif
/* Note: The port number specified in the functions is 1 based.
* the array is 0 based.
*/
-static NS16550_t serial_ports[4] = {
+static NS16550_t serial_ports[6] = {
#ifdef CONFIG_SYS_NS16550_COM1
(NS16550_t)CONFIG_SYS_NS16550_COM1,
#else
@@ -68,7 +72,17 @@ static NS16550_t serial_ports[4] = {
NULL,
#endif
#ifdef CONFIG_SYS_NS16550_COM4
- (NS16550_t)CONFIG_SYS_NS16550_COM4
+ (NS16550_t)CONFIG_SYS_NS16550_COM4,
+#else
+ NULL,
+#endif
+#ifdef CONFIG_SYS_NS16550_COM5
+ (NS16550_t)CONFIG_SYS_NS16550_COM5,
+#else
+ NULL,
+#endif
+#ifdef CONFIG_SYS_NS16550_COM6
+ (NS16550_t)CONFIG_SYS_NS16550_COM6
#else
NULL
#endif
@@ -78,21 +92,33 @@ static NS16550_t serial_ports[4] = {
/* Multi serial device functions */
#define DECLARE_ESERIAL_FUNCTIONS(port) \
- int eserial##port##_init (void) {\
- int clock_divisor; \
- clock_divisor = calc_divisor(serial_ports[port-1]); \
- NS16550_init(serial_ports[port-1], clock_divisor); \
- return(0);}\
- void eserial##port##_setbrg (void) {\
- serial_setbrg_dev(port);}\
- int eserial##port##_getc (void) {\
- return serial_getc_dev(port);}\
- int eserial##port##_tstc (void) {\
- return serial_tstc_dev(port);}\
- void eserial##port##_putc (const char c) {\
- serial_putc_dev(port, c);}\
- void eserial##port##_puts (const char *s) {\
- serial_puts_dev(port, s);}
+ static int eserial##port##_init(void) \
+ { \
+ int clock_divisor; \
+ clock_divisor = calc_divisor(serial_ports[port-1]); \
+ NS16550_init(serial_ports[port-1], clock_divisor); \
+ return 0 ; \
+ } \
+ static void eserial##port##_setbrg(void) \
+ { \
+ serial_setbrg_dev(port); \
+ } \
+ static int eserial##port##_getc(void) \
+ { \
+ return serial_getc_dev(port); \
+ } \
+ static int eserial##port##_tstc(void) \
+ { \
+ return serial_tstc_dev(port); \
+ } \
+ static void eserial##port##_putc(const char c) \
+ { \
+ serial_putc_dev(port, c); \
+ } \
+ static void eserial##port##_puts(const char *s) \
+ { \
+ serial_puts_dev(port, s); \
+ }
/* Serial device descriptor */
#define INIT_ESERIAL_STRUCTURE(port, __name) { \
@@ -231,6 +257,12 @@ struct serial_device eserial3_device =
DECLARE_ESERIAL_FUNCTIONS(4);
struct serial_device eserial4_device =
INIT_ESERIAL_STRUCTURE(4, "eserial3");
+DECLARE_ESERIAL_FUNCTIONS(5);
+struct serial_device eserial5_device =
+ INIT_ESERIAL_STRUCTURE(5, "eserial4");
+DECLARE_ESERIAL_FUNCTIONS(6);
+struct serial_device eserial6_device =
+ INIT_ESERIAL_STRUCTURE(6, "eserial5");
__weak struct serial_device *default_serial_console(void)
{
@@ -242,6 +274,10 @@ __weak struct serial_device *default_serial_console(void)
return &eserial3_device;
#elif CONFIG_CONS_INDEX == 4
return &eserial4_device;
+#elif CONFIG_CONS_INDEX == 5
+ return &eserial5_device;
+#elif CONFIG_CONS_INDEX == 6
+ return &eserial6_device;
#else
#error "Bad CONFIG_CONS_INDEX."
#endif
@@ -261,4 +297,10 @@ void ns16550_serial_initialize(void)
#if defined(CONFIG_SYS_NS16550_COM4)
serial_register(&eserial4_device);
#endif
+#if defined(CONFIG_SYS_NS16550_COM5)
+ serial_register(&eserial5_device);
+#endif
+#if defined(CONFIG_SYS_NS16550_COM6)
+ serial_register(&eserial6_device);
+#endif
}
diff --git a/drivers/serial/serial_pl01x.c b/drivers/serial/serial_pl01x.c
index 7db7b65..b331be7 100644
--- a/drivers/serial/serial_pl01x.c
+++ b/drivers/serial/serial_pl01x.c
@@ -179,13 +179,6 @@ static void pl01x_serial_putc(const char c)
pl01x_putc (CONSOLE_PORT, c);
}
-static void pl01x_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
static int pl01x_serial_getc(void)
{
return pl01x_getc (CONSOLE_PORT);
@@ -259,7 +252,7 @@ static struct serial_device pl01x_serial_drv = {
.stop = NULL,
.setbrg = pl01x_serial_setbrg,
.putc = pl01x_serial_putc,
- .puts = pl01x_serial_puts,
+ .puts = default_serial_puts,
.getc = pl01x_serial_getc,
.tstc = pl01x_serial_tstc,
};
diff --git a/drivers/serial/serial_s3c44b0.c b/drivers/serial/serial_s3c44b0.c
index a4428e0..9cae843 100644
--- a/drivers/serial/serial_s3c44b0.c
+++ b/drivers/serial/serial_s3c44b0.c
@@ -209,20 +209,13 @@ static int s3c44b0_serial_getc(void)
}
}
-static void s3c44b0_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
static struct serial_device s3c44b0_serial_drv = {
.name = "s3c44b0_serial",
.start = s3c44b0_serial_init,
.stop = NULL,
.setbrg = s3c44b0_serial_setbrg,
.putc = s3c44b0_serial_putc,
- .puts = s3c44b0_serial_puts,
+ .puts = default_serial_puts,
.getc = s3c44b0_serial_getc,
.tstc = s3c44b0_serial_tstc,
};
diff --git a/drivers/serial/serial_sa1100.c b/drivers/serial/serial_sa1100.c
index c6b34db..3c0f4c5 100644
--- a/drivers/serial/serial_sa1100.c
+++ b/drivers/serial/serial_sa1100.c
@@ -153,20 +153,13 @@ static int sa1100_serial_getc(void)
#endif
}
-static void sa1100_serial_puts(const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}
-
static struct serial_device sa1100_serial_drv = {
.name = "sa1100_serial",
.start = sa1100_serial_init,
.stop = NULL,
.setbrg = sa1100_serial_setbrg,
.putc = sa1100_serial_putc,
- .puts = sa1100_serial_puts,
+ .puts = default_serial_puts,
.getc = sa1100_serial_getc,
.tstc = sa1100_serial_tstc,
};
diff --git a/drivers/serial/serial_sh.c b/drivers/serial/serial_sh.c
index 1ddfc7d..3c931d0 100644
--- a/drivers/serial/serial_sh.c
+++ b/drivers/serial/serial_sh.c
@@ -136,13 +136,6 @@ static void sh_serial_putc(const char c)
serial_raw_putc(c);
}
-static void sh_serial_puts(const char *s)
-{
- char c;
- while ((c = *s++) != 0)
- serial_putc(c);
-}
-
static int sh_serial_tstc(void)
{
return serial_rx_fifo_level() ? 1 : 0;
@@ -196,7 +189,7 @@ static struct serial_device sh_serial_drv = {
.stop = NULL,
.setbrg = sh_serial_setbrg,
.putc = sh_serial_putc,
- .puts = sh_serial_puts,
+ .puts = default_serial_puts,
.getc = sh_serial_getc,
.tstc = sh_serial_tstc,
};