diff options
Diffstat (limited to 'drivers/tty/serial/s3c2410.c')
-rw-r--r-- | drivers/tty/serial/s3c2410.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/drivers/tty/serial/s3c2410.c b/drivers/tty/serial/s3c2410.c deleted file mode 100644 index b1d7e7c1849d..000000000000 --- a/drivers/tty/serial/s3c2410.c +++ /dev/null | |||
@@ -1,115 +0,0 @@ | |||
1 | /* | ||
2 | * Driver for Samsung S3C2410 SoC onboard UARTs. | ||
3 | * | ||
4 | * Ben Dooks, Copyright (c) 2003-2008 Simtec Electronics | ||
5 | * http://armlinux.simtec.co.uk/ | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License version 2 as | ||
9 | * published by the Free Software Foundation. | ||
10 | */ | ||
11 | |||
12 | #include <linux/module.h> | ||
13 | #include <linux/ioport.h> | ||
14 | #include <linux/io.h> | ||
15 | #include <linux/platform_device.h> | ||
16 | #include <linux/init.h> | ||
17 | #include <linux/serial_core.h> | ||
18 | #include <linux/serial.h> | ||
19 | |||
20 | #include <asm/irq.h> | ||
21 | #include <mach/hardware.h> | ||
22 | |||
23 | #include <plat/regs-serial.h> | ||
24 | #include <mach/regs-gpio.h> | ||
25 | |||
26 | #include "samsung.h" | ||
27 | |||
28 | static int s3c2410_serial_setsource(struct uart_port *port, | ||
29 | struct s3c24xx_uart_clksrc *clk) | ||
30 | { | ||
31 | unsigned long ucon = rd_regl(port, S3C2410_UCON); | ||
32 | |||
33 | if (strcmp(clk->name, "uclk") == 0) | ||
34 | ucon |= S3C2410_UCON_UCLK; | ||
35 | else | ||
36 | ucon &= ~S3C2410_UCON_UCLK; | ||
37 | |||
38 | wr_regl(port, S3C2410_UCON, ucon); | ||
39 | return 0; | ||
40 | } | ||
41 | |||
42 | static int s3c2410_serial_getsource(struct uart_port *port, | ||
43 | struct s3c24xx_uart_clksrc *clk) | ||
44 | { | ||
45 | unsigned long ucon = rd_regl(port, S3C2410_UCON); | ||
46 | |||
47 | clk->divisor = 1; | ||
48 | clk->name = (ucon & S3C2410_UCON_UCLK) ? "uclk" : "pclk"; | ||
49 | |||
50 | return 0; | ||
51 | } | ||
52 | |||
53 | static int s3c2410_serial_resetport(struct uart_port *port, | ||
54 | struct s3c2410_uartcfg *cfg) | ||
55 | { | ||
56 | dbg("s3c2410_serial_resetport: port=%p (%08lx), cfg=%p\n", | ||
57 | port, port->mapbase, cfg); | ||
58 | |||
59 | wr_regl(port, S3C2410_UCON, cfg->ucon); | ||
60 | wr_regl(port, S3C2410_ULCON, cfg->ulcon); | ||
61 | |||
62 | /* reset both fifos */ | ||
63 | |||
64 | wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH); | ||
65 | wr_regl(port, S3C2410_UFCON, cfg->ufcon); | ||
66 | |||
67 | return 0; | ||
68 | } | ||
69 | |||
70 | static struct s3c24xx_uart_info s3c2410_uart_inf = { | ||
71 | .name = "Samsung S3C2410 UART", | ||
72 | .type = PORT_S3C2410, | ||
73 | .fifosize = 16, | ||
74 | .rx_fifomask = S3C2410_UFSTAT_RXMASK, | ||
75 | .rx_fifoshift = S3C2410_UFSTAT_RXSHIFT, | ||
76 | .rx_fifofull = S3C2410_UFSTAT_RXFULL, | ||
77 | .tx_fifofull = S3C2410_UFSTAT_TXFULL, | ||
78 | .tx_fifomask = S3C2410_UFSTAT_TXMASK, | ||
79 | .tx_fifoshift = S3C2410_UFSTAT_TXSHIFT, | ||
80 | .get_clksrc = s3c2410_serial_getsource, | ||
81 | .set_clksrc = s3c2410_serial_setsource, | ||
82 | .reset_port = s3c2410_serial_resetport, | ||
83 | }; | ||
84 | |||
85 | static int s3c2410_serial_probe(struct platform_device *dev) | ||
86 | { | ||
87 | return s3c24xx_serial_probe(dev, &s3c2410_uart_inf); | ||
88 | } | ||
89 | |||
90 | static struct platform_driver s3c2410_serial_driver = { | ||
91 | .probe = s3c2410_serial_probe, | ||
92 | .remove = __devexit_p(s3c24xx_serial_remove), | ||
93 | .driver = { | ||
94 | .name = "s3c2410-uart", | ||
95 | .owner = THIS_MODULE, | ||
96 | }, | ||
97 | }; | ||
98 | |||
99 | static int __init s3c2410_serial_init(void) | ||
100 | { | ||
101 | return s3c24xx_serial_init(&s3c2410_serial_driver, &s3c2410_uart_inf); | ||
102 | } | ||
103 | |||
104 | static void __exit s3c2410_serial_exit(void) | ||
105 | { | ||
106 | platform_driver_unregister(&s3c2410_serial_driver); | ||
107 | } | ||
108 | |||
109 | module_init(s3c2410_serial_init); | ||
110 | module_exit(s3c2410_serial_exit); | ||
111 | |||
112 | MODULE_LICENSE("GPL v2"); | ||
113 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | ||
114 | MODULE_DESCRIPTION("Samsung S3C2410 SoC Serial port driver"); | ||
115 | MODULE_ALIAS("platform:s3c2410-uart"); | ||