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-rw-r--r--drivers/tty/serial/Kconfig15
-rw-r--r--drivers/tty/serial/Makefile2
-rw-r--r--drivers/tty/serial/ifx6x60.c1
-rw-r--r--drivers/tty/serial/of_serial.c43
-rw-r--r--drivers/tty/serial/s3c2400.c105
-rw-r--r--drivers/tty/serial/s3c2410.c2
-rw-r--r--drivers/tty/serial/s3c2412.c2
-rw-r--r--drivers/tty/serial/s3c2440.c2
-rw-r--r--drivers/tty/serial/s3c24a0.c117
-rw-r--r--drivers/tty/serial/s3c6400.c2
-rw-r--r--drivers/tty/serial/s5pv210.c7
-rw-r--r--drivers/tty/serial/samsung.c9
-rw-r--r--drivers/tty/serial/samsung.h19
13 files changed, 32 insertions, 294 deletions
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 636144cea932..8f41e1123461 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -457,7 +457,6 @@ config SERIAL_SAMSUNG_UARTS_4
config SERIAL_SAMSUNG_UARTS
int
depends on ARM && PLAT_SAMSUNG
- default 2 if ARCH_S3C2400
default 6 if ARCH_S5P6450
default 4 if SERIAL_SAMSUNG_UARTS_4
default 3
@@ -489,13 +488,6 @@ config SERIAL_SAMSUNG_CONSOLE
your boot loader about how to pass options to the kernel at
boot time.)
-config SERIAL_S3C2400
- tristate "Samsung S3C2410 Serial port support"
- depends on ARM && SERIAL_SAMSUNG && CPU_S3C2400
- default y if CPU_S3C2400
- help
- Serial port support for the Samsung S3C2400 SoC
-
config SERIAL_S3C2410
tristate "Samsung S3C2410 Serial port support"
depends on SERIAL_SAMSUNG && CPU_S3C2410
@@ -519,13 +511,6 @@ config SERIAL_S3C2440
help
Serial port support for the Samsung S3C2440, S3C2416 and S3C2442 SoC
-config SERIAL_S3C24A0
- tristate "Samsung S3C24A0 Serial port support"
- depends on SERIAL_SAMSUNG && CPU_S3C24A0
- default y if CPU_S3C24A0
- help
- Serial port support for the Samsung S3C24A0 SoC
-
config SERIAL_S3C6400
tristate "Samsung S3C6400/S3C6410/S5P6440/S5P6450/S5PC100 Serial port support"
depends on SERIAL_SAMSUNG && (CPU_S3C6400 || CPU_S3C6410 || CPU_S5P6440 || CPU_S5P6450 || CPU_S5PC100)
diff --git a/drivers/tty/serial/Makefile b/drivers/tty/serial/Makefile
index cb2628fee4c7..83b4da6a1062 100644
--- a/drivers/tty/serial/Makefile
+++ b/drivers/tty/serial/Makefile
@@ -38,11 +38,9 @@ obj-$(CONFIG_SERIAL_BCM63XX) += bcm63xx_uart.o
obj-$(CONFIG_SERIAL_BFIN) += bfin_5xx.o
obj-$(CONFIG_SERIAL_BFIN_SPORT) += bfin_sport_uart.o
obj-$(CONFIG_SERIAL_SAMSUNG) += samsung.o
-obj-$(CONFIG_SERIAL_S3C2400) += s3c2400.o
obj-$(CONFIG_SERIAL_S3C2410) += s3c2410.o
obj-$(CONFIG_SERIAL_S3C2412) += s3c2412.o
obj-$(CONFIG_SERIAL_S3C2440) += s3c2440.o
-obj-$(CONFIG_SERIAL_S3C24A0) += s3c24a0.o
obj-$(CONFIG_SERIAL_S3C6400) += s3c6400.o
obj-$(CONFIG_SERIAL_S5PV210) += s5pv210.o
obj-$(CONFIG_SERIAL_MAX3100) += max3100.o
diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c
index 5315525220fb..426434e5eb7c 100644
--- a/drivers/tty/serial/ifx6x60.c
+++ b/drivers/tty/serial/ifx6x60.c
@@ -36,6 +36,7 @@
* you need to use this driver for another platform.
*
*****************************************************************************/
+#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/termios.h>
#include <linux/tty.h>
diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c
index c911b2419abb..e58cece6f443 100644
--- a/drivers/tty/serial/of_serial.c
+++ b/drivers/tty/serial/of_serial.c
@@ -32,17 +32,17 @@ static int __devinit of_platform_serial_setup(struct platform_device *ofdev,
{
struct resource resource;
struct device_node *np = ofdev->dev.of_node;
- const __be32 *clk, *spd;
- const __be32 *prop;
- int ret, prop_size;
+ u32 clk, spd, prop;
+ int ret;
memset(port, 0, sizeof *port);
- spd = of_get_property(np, "current-speed", NULL);
- clk = of_get_property(np, "clock-frequency", NULL);
- if (!clk) {
+ if (of_property_read_u32(np, "clock-frequency", &clk)) {
dev_warn(&ofdev->dev, "no clock-frequency property set\n");
return -ENODEV;
}
+ /* If current-speed was set, then try not to change it. */
+ if (of_property_read_u32(np, "current-speed", &spd) == 0)
+ port->custom_divisor = clk / (16 * spd);
ret = of_address_to_resource(np, 0, &resource);
if (ret) {
@@ -54,25 +54,35 @@ static int __devinit of_platform_serial_setup(struct platform_device *ofdev,
port->mapbase = resource.start;
/* Check for shifted address mapping */
- prop = of_get_property(np, "reg-offset", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- port->mapbase += be32_to_cpup(prop);
+ if (of_property_read_u32(np, "reg-offset", &prop) == 0)
+ port->mapbase += prop;
/* Check for registers offset within the devices address range */
- prop = of_get_property(np, "reg-shift", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- port->regshift = be32_to_cpup(prop);
+ if (of_property_read_u32(np, "reg-shift", &prop) == 0)
+ port->regshift = prop;
port->irq = irq_of_parse_and_map(np, 0);
port->iotype = UPIO_MEM;
+ if (of_property_read_u32(np, "reg-io-width", &prop) == 0) {
+ switch (prop) {
+ case 1:
+ port->iotype = UPIO_MEM;
+ break;
+ case 4:
+ port->iotype = UPIO_MEM32;
+ break;
+ default:
+ dev_warn(&ofdev->dev, "unsupported reg-io-width (%d)\n",
+ prop);
+ return -EINVAL;
+ }
+ }
+
port->type = type;
- port->uartclk = be32_to_cpup(clk);
+ port->uartclk = clk;
port->flags = UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF | UPF_IOREMAP
| UPF_FIXED_PORT | UPF_FIXED_TYPE;
port->dev = &ofdev->dev;
- /* If current-speed was set, then try not to change it. */
- if (spd)
- port->custom_divisor = be32_to_cpup(clk) / (16 * (be32_to_cpup(spd)));
return 0;
}
@@ -171,6 +181,7 @@ static struct of_device_id __devinitdata of_platform_serial_table[] = {
{ .compatible = "ns16550", .data = (void *)PORT_16550, },
{ .compatible = "ns16750", .data = (void *)PORT_16750, },
{ .compatible = "ns16850", .data = (void *)PORT_16850, },
+ { .compatible = "nvidia,tegra20-uart", .data = (void *)PORT_TEGRA, },
#ifdef CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL
{ .compatible = "ibm,qpace-nwp-serial",
.data = (void *)PORT_NWPSERIAL, },
diff --git a/drivers/tty/serial/s3c2400.c b/drivers/tty/serial/s3c2400.c
deleted file mode 100644
index d13051b3df87..000000000000
--- a/drivers/tty/serial/s3c2400.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- * Driver for Samsung SoC onboard UARTs.
- *
- * Ben Dooks, Copyright (c) 2003-2005 Simtec Electronics
- * http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/ioport.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-
-#include <asm/irq.h>
-
-#include <mach/hardware.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
-
-#include "samsung.h"
-
-static int s3c2400_serial_getsource(struct uart_port *port,
- struct s3c24xx_uart_clksrc *clk)
-{
- clk->divisor = 1;
- clk->name = "pclk";
-
- return 0;
-}
-
-static int s3c2400_serial_setsource(struct uart_port *port,
- struct s3c24xx_uart_clksrc *clk)
-{
- return 0;
-}
-
-static int s3c2400_serial_resetport(struct uart_port *port,
- struct s3c2410_uartcfg *cfg)
-{
- dbg("s3c2400_serial_resetport: port=%p (%08lx), cfg=%p\n",
- port, port->mapbase, cfg);
-
- wr_regl(port, S3C2410_UCON, cfg->ucon);
- wr_regl(port, S3C2410_ULCON, cfg->ulcon);
-
- /* reset both fifos */
-
- wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
- wr_regl(port, S3C2410_UFCON, cfg->ufcon);
-
- return 0;
-}
-
-static struct s3c24xx_uart_info s3c2400_uart_inf = {
- .name = "Samsung S3C2400 UART",
- .type = PORT_S3C2400,
- .fifosize = 16,
- .rx_fifomask = S3C2410_UFSTAT_RXMASK,
- .rx_fifoshift = S3C2410_UFSTAT_RXSHIFT,
- .rx_fifofull = S3C2410_UFSTAT_RXFULL,
- .tx_fifofull = S3C2410_UFSTAT_TXFULL,
- .tx_fifomask = S3C2410_UFSTAT_TXMASK,
- .tx_fifoshift = S3C2410_UFSTAT_TXSHIFT,
- .get_clksrc = s3c2400_serial_getsource,
- .set_clksrc = s3c2400_serial_setsource,
- .reset_port = s3c2400_serial_resetport,
-};
-
-static int s3c2400_serial_probe(struct platform_device *dev)
-{
- return s3c24xx_serial_probe(dev, &s3c2400_uart_inf);
-}
-
-static struct platform_driver s3c2400_serial_driver = {
- .probe = s3c2400_serial_probe,
- .remove = __devexit_p(s3c24xx_serial_remove),
- .driver = {
- .name = "s3c2400-uart",
- .owner = THIS_MODULE,
- },
-};
-
-s3c24xx_console_init(&s3c2400_serial_driver, &s3c2400_uart_inf);
-
-static inline int s3c2400_serial_init(void)
-{
- return s3c24xx_serial_init(&s3c2400_serial_driver, &s3c2400_uart_inf);
-}
-
-static inline void s3c2400_serial_exit(void)
-{
- platform_driver_unregister(&s3c2400_serial_driver);
-}
-
-module_init(s3c2400_serial_init);
-module_exit(s3c2400_serial_exit);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("Samsung S3C2400 SoC Serial port driver");
-MODULE_ALIAS("platform:s3c2400-uart");
diff --git a/drivers/tty/serial/s3c2410.c b/drivers/tty/serial/s3c2410.c
index bffe6ff9b158..b1d7e7c1849d 100644
--- a/drivers/tty/serial/s3c2410.c
+++ b/drivers/tty/serial/s3c2410.c
@@ -96,8 +96,6 @@ static struct platform_driver s3c2410_serial_driver = {
},
};
-s3c24xx_console_init(&s3c2410_serial_driver, &s3c2410_uart_inf);
-
static int __init s3c2410_serial_init(void)
{
return s3c24xx_serial_init(&s3c2410_serial_driver, &s3c2410_uart_inf);
diff --git a/drivers/tty/serial/s3c2412.c b/drivers/tty/serial/s3c2412.c
index 7e2b9504a687..2234bf9ced45 100644
--- a/drivers/tty/serial/s3c2412.c
+++ b/drivers/tty/serial/s3c2412.c
@@ -130,8 +130,6 @@ static struct platform_driver s3c2412_serial_driver = {
},
};
-s3c24xx_console_init(&s3c2412_serial_driver, &s3c2412_uart_inf);
-
static inline int s3c2412_serial_init(void)
{
return s3c24xx_serial_init(&s3c2412_serial_driver, &s3c2412_uart_inf);
diff --git a/drivers/tty/serial/s3c2440.c b/drivers/tty/serial/s3c2440.c
index 9e10d415d5fd..1d0c324b813f 100644
--- a/drivers/tty/serial/s3c2440.c
+++ b/drivers/tty/serial/s3c2440.c
@@ -159,8 +159,6 @@ static struct platform_driver s3c2440_serial_driver = {
},
};
-s3c24xx_console_init(&s3c2440_serial_driver, &s3c2440_uart_inf);
-
static int __init s3c2440_serial_init(void)
{
return s3c24xx_serial_init(&s3c2440_serial_driver, &s3c2440_uart_inf);
diff --git a/drivers/tty/serial/s3c24a0.c b/drivers/tty/serial/s3c24a0.c
deleted file mode 100644
index 914eff22e499..000000000000
--- a/drivers/tty/serial/s3c24a0.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Driver for Samsung S3C24A0 SoC onboard UARTs.
- *
- * Based on drivers/serial/s3c2410.c
- *
- * Author: Sandeep Patil <sandeep.patil@azingo.com>
- *
- * Ben Dooks, Copyright (c) 2003-2008 Simtec Electronics
- * http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/module.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-#include <linux/init.h>
-#include <linux/serial_core.h>
-#include <linux/serial.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-
-#include <mach/hardware.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
-
-#include "samsung.h"
-
-static int s3c24a0_serial_setsource(struct uart_port *port,
- struct s3c24xx_uart_clksrc *clk)
-{
- unsigned long ucon = rd_regl(port, S3C2410_UCON);
-
- if (strcmp(clk->name, "uclk") == 0)
- ucon |= S3C2410_UCON_UCLK;
- else
- ucon &= ~S3C2410_UCON_UCLK;
-
- wr_regl(port, S3C2410_UCON, ucon);
- return 0;
-}
-
-static int s3c24a0_serial_getsource(struct uart_port *port,
- struct s3c24xx_uart_clksrc *clk)
-{
- unsigned long ucon = rd_regl(port, S3C2410_UCON);
-
- clk->divisor = 1;
- clk->name = (ucon & S3C2410_UCON_UCLK) ? "uclk" : "pclk";
-
- return 0;
-}
-
-static int s3c24a0_serial_resetport(struct uart_port *port,
- struct s3c2410_uartcfg *cfg)
-{
- dbg("s3c24a0_serial_resetport: port=%p (%08lx), cfg=%p\n",
- port, port->mapbase, cfg);
-
- wr_regl(port, S3C2410_UCON, cfg->ucon);
- wr_regl(port, S3C2410_ULCON, cfg->ulcon);
-
- /* reset both fifos */
-
- wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
- wr_regl(port, S3C2410_UFCON, cfg->ufcon);
-
- return 0;
-}
-
-static struct s3c24xx_uart_info s3c24a0_uart_inf = {
- .name = "Samsung S3C24A0 UART",
- .type = PORT_S3C2410,
- .fifosize = 16,
- .rx_fifomask = S3C24A0_UFSTAT_RXMASK,
- .rx_fifoshift = S3C24A0_UFSTAT_RXSHIFT,
- .rx_fifofull = S3C24A0_UFSTAT_RXFULL,
- .tx_fifofull = S3C24A0_UFSTAT_TXFULL,
- .tx_fifomask = S3C24A0_UFSTAT_TXMASK,
- .tx_fifoshift = S3C24A0_UFSTAT_TXSHIFT,
- .get_clksrc = s3c24a0_serial_getsource,
- .set_clksrc = s3c24a0_serial_setsource,
- .reset_port = s3c24a0_serial_resetport,
-};
-
-static int s3c24a0_serial_probe(struct platform_device *dev)
-{
- return s3c24xx_serial_probe(dev, &s3c24a0_uart_inf);
-}
-
-static struct platform_driver s3c24a0_serial_driver = {
- .probe = s3c24a0_serial_probe,
- .remove = __devexit_p(s3c24xx_serial_remove),
- .driver = {
- .name = "s3c24a0-uart",
- .owner = THIS_MODULE,
- },
-};
-
-s3c24xx_console_init(&s3c24a0_serial_driver, &s3c24a0_uart_inf);
-
-static int __init s3c24a0_serial_init(void)
-{
- return s3c24xx_serial_init(&s3c24a0_serial_driver, &s3c24a0_uart_inf);
-}
-
-static void __exit s3c24a0_serial_exit(void)
-{
- platform_driver_unregister(&s3c24a0_serial_driver);
-}
-
-module_init(s3c24a0_serial_init);
-module_exit(s3c24a0_serial_exit);
-
diff --git a/drivers/tty/serial/s3c6400.c b/drivers/tty/serial/s3c6400.c
index ded26c42ff37..e2f6913d84d5 100644
--- a/drivers/tty/serial/s3c6400.c
+++ b/drivers/tty/serial/s3c6400.c
@@ -130,8 +130,6 @@ static struct platform_driver s3c6400_serial_driver = {
},
};
-s3c24xx_console_init(&s3c6400_serial_driver, &s3c6400_uart_inf);
-
static int __init s3c6400_serial_init(void)
{
return s3c24xx_serial_init(&s3c6400_serial_driver, &s3c6400_uart_inf);
diff --git a/drivers/tty/serial/s5pv210.c b/drivers/tty/serial/s5pv210.c
index dd194dc80ee9..8dd160c96e87 100644
--- a/drivers/tty/serial/s5pv210.c
+++ b/drivers/tty/serial/s5pv210.c
@@ -135,13 +135,6 @@ static struct platform_driver s5p_serial_driver = {
},
};
-static int __init s5pv210_serial_console_init(void)
-{
- return s3c24xx_serial_initconsole(&s5p_serial_driver, s5p_uart_inf);
-}
-
-console_initcall(s5pv210_serial_console_init);
-
static int __init s5p_serial_init(void)
{
return s3c24xx_serial_init(&s5p_serial_driver, *s5p_uart_inf);
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index f66f64829303..7ead42104c67 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1416,10 +1416,8 @@ s3c24xx_serial_console_setup(struct console *co, char *options)
/* is the port configured? */
- if (port->mapbase == 0x0) {
- co->index = 0;
- port = &s3c24xx_serial_ports[co->index].port;
- }
+ if (port->mapbase == 0x0)
+ return -ENODEV;
cons_uart = port;
@@ -1451,7 +1449,8 @@ static struct console s3c24xx_serial_console = {
.flags = CON_PRINTBUFFER,
.index = -1,
.write = s3c24xx_serial_console_write,
- .setup = s3c24xx_serial_console_setup
+ .setup = s3c24xx_serial_console_setup,
+ .data = &s3c24xx_uart_drv,
};
int s3c24xx_serial_initconsole(struct platform_driver *drv,
diff --git a/drivers/tty/serial/samsung.h b/drivers/tty/serial/samsung.h
index 5b098cd76040..a69d9a54be94 100644
--- a/drivers/tty/serial/samsung.h
+++ b/drivers/tty/serial/samsung.h
@@ -79,25 +79,6 @@ extern int s3c24xx_serial_initconsole(struct platform_driver *drv,
extern int s3c24xx_serial_init(struct platform_driver *drv,
struct s3c24xx_uart_info *info);
-#ifdef CONFIG_SERIAL_SAMSUNG_CONSOLE
-
-#define s3c24xx_console_init(__drv, __inf) \
-static int __init s3c_serial_console_init(void) \
-{ \
- struct s3c24xx_uart_info *uinfo[CONFIG_SERIAL_SAMSUNG_UARTS]; \
- int i; \
- \
- for (i = 0; i < CONFIG_SERIAL_SAMSUNG_UARTS; i++) \
- uinfo[i] = __inf; \
- return s3c24xx_serial_initconsole(__drv, uinfo); \
-} \
- \
-console_initcall(s3c_serial_console_init)
-
-#else
-#define s3c24xx_console_init(drv, inf) extern void no_console(void)
-#endif
-
#ifdef CONFIG_SERIAL_SAMSUNG_DEBUG
extern void printascii(const char *);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-29 17:49:35 +0000