diff options
Diffstat (limited to 'drivers/serial/s3c2410.c')
| -rw-r--r-- | drivers/serial/s3c2410.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c deleted file mode 100644 index 73f089d3efd6..000000000000 --- a/drivers/serial/s3c2410.c +++ /dev/null | |||
| @@ -1,118 +0,0 @@ | |||
| 1 | /* linux/drivers/serial/s3c2410.c | ||
| 2 | * | ||
| 3 | * Driver for Samsung S3C2410 SoC onboard UARTs. | ||
| 4 | * | ||
| 5 | * Ben Dooks, Copyright (c) 2003-2008 Simtec Electronics | ||
| 6 | * http://armlinux.simtec.co.uk/ | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify | ||
| 9 | * it under the terms of the GNU General Public License version 2 as | ||
| 10 | * published by the Free Software Foundation. | ||
| 11 | */ | ||
| 12 | |||
| 13 | #include <linux/module.h> | ||
| 14 | #include <linux/ioport.h> | ||
| 15 | #include <linux/io.h> | ||
| 16 | #include <linux/platform_device.h> | ||
| 17 | #include <linux/init.h> | ||
| 18 | #include <linux/serial_core.h> | ||
| 19 | #include <linux/serial.h> | ||
| 20 | |||
| 21 | #include <asm/irq.h> | ||
| 22 | #include <mach/hardware.h> | ||
| 23 | |||
| 24 | #include <plat/regs-serial.h> | ||
| 25 | #include <mach/regs-gpio.h> | ||
| 26 | |||
| 27 | #include "samsung.h" | ||
| 28 | |||
| 29 | static int s3c2410_serial_setsource(struct uart_port *port, | ||
| 30 | struct s3c24xx_uart_clksrc *clk) | ||
| 31 | { | ||
| 32 | unsigned long ucon = rd_regl(port, S3C2410_UCON); | ||
| 33 | |||
| 34 | if (strcmp(clk->name, "uclk") == 0) | ||
| 35 | ucon |= S3C2410_UCON_UCLK; | ||
| 36 | else | ||
| 37 | ucon &= ~S3C2410_UCON_UCLK; | ||
| 38 | |||
| 39 | wr_regl(port, S3C2410_UCON, ucon); | ||
| 40 | return 0; | ||
| 41 | } | ||
| 42 | |||
| 43 | static int s3c2410_serial_getsource(struct uart_port *port, | ||
| 44 | struct s3c24xx_uart_clksrc *clk) | ||
| 45 | { | ||
| 46 | unsigned long ucon = rd_regl(port, S3C2410_UCON); | ||
| 47 | |||
| 48 | clk->divisor = 1; | ||
| 49 | clk->name = (ucon & S3C2410_UCON_UCLK) ? "uclk" : "pclk"; | ||
| 50 | |||
| 51 | return 0; | ||
| 52 | } | ||
| 53 | |||
| 54 | static int s3c2410_serial_resetport(struct uart_port *port, | ||
| 55 | struct s3c2410_uartcfg *cfg) | ||
| 56 | { | ||
| 57 | dbg("s3c2410_serial_resetport: port=%p (%08lx), cfg=%p\n", | ||
| 58 | port, port->mapbase, cfg); | ||
| 59 | |||
| 60 | wr_regl(port, S3C2410_UCON, cfg->ucon); | ||
| 61 | wr_regl(port, S3C2410_ULCON, cfg->ulcon); | ||
| 62 | |||
| 63 | /* reset both fifos */ | ||
| 64 | |||
| 65 | wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH); | ||
| 66 | wr_regl(port, S3C2410_UFCON, cfg->ufcon); | ||
| 67 | |||
| 68 | return 0; | ||
| 69 | } | ||
| 70 | |||
| 71 | static struct s3c24xx_uart_info s3c2410_uart_inf = { | ||
| 72 | .name = "Samsung S3C2410 UART", | ||
| 73 | .type = PORT_S3C2410, | ||
| 74 | .fifosize = 16, | ||
| 75 | .rx_fifomask = S3C2410_UFSTAT_RXMASK, | ||
| 76 | .rx_fifoshift = S3C2410_UFSTAT_RXSHIFT, | ||
| 77 | .rx_fifofull = S3C2410_UFSTAT_RXFULL, | ||
| 78 | .tx_fifofull = S3C2410_UFSTAT_TXFULL, | ||
| 79 | .tx_fifomask = S3C2410_UFSTAT_TXMASK, | ||
| 80 | .tx_fifoshift = S3C2410_UFSTAT_TXSHIFT, | ||
| 81 | .get_clksrc = s3c2410_serial_getsource, | ||
| 82 | .set_clksrc = s3c2410_serial_setsource, | ||
| 83 | .reset_port = s3c2410_serial_resetport, | ||
| 84 | }; | ||
| 85 | |||
| 86 | static int s3c2410_serial_probe(struct platform_device *dev) | ||
| 87 | { | ||
| 88 | return s3c24xx_serial_probe(dev, &s3c2410_uart_inf); | ||
| 89 | } | ||
| 90 | |||
| 91 | static struct platform_driver s3c2410_serial_driver = { | ||
| 92 | .probe = s3c2410_serial_probe, | ||
| 93 | .remove = __devexit_p(s3c24xx_serial_remove), | ||
| 94 | .driver = { | ||
| 95 | .name = "s3c2410-uart", | ||
| 96 | .owner = THIS_MODULE, | ||
| 97 | }, | ||
| 98 | }; | ||
| 99 | |||
| 100 | s3c24xx_console_init(&s3c2410_serial_driver, &s3c2410_uart_inf); | ||
| 101 | |||
| 102 | static int __init s3c2410_serial_init(void) | ||
| 103 | { | ||
| 104 | return s3c24xx_serial_init(&s3c2410_serial_driver, &s3c2410_uart_inf); | ||
| 105 | } | ||
| 106 | |||
| 107 | static void __exit s3c2410_serial_exit(void) | ||
| 108 | { | ||
| 109 | platform_driver_unregister(&s3c2410_serial_driver); | ||
| 110 | } | ||
| 111 | |||
| 112 | module_init(s3c2410_serial_init); | ||
| 113 | module_exit(s3c2410_serial_exit); | ||
| 114 | |||
| 115 | MODULE_LICENSE("GPL v2"); | ||
| 116 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | ||
| 117 | MODULE_DESCRIPTION("Samsung S3C2410 SoC Serial port driver"); | ||
| 118 | MODULE_ALIAS("platform:s3c2410-uart"); | ||