1 files changed, 120 insertions, 0 deletions

diff --git a/drivers/tty/serial/samsung.h b/drivers/tty/serial/samsung.h
new file mode 100644
index 000000000000..0ac06a07d25f
--- /dev/null
+++ b/drivers/tty/serial/samsung.h
@@ -0,0 +1,120 @@
+/* linux/drivers/serial/samsung.h
+ *
+ * Driver for Samsung SoC onboard UARTs.
+ *
+ * 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.
+*/
+
+struct s3c24xx_uart_info {
+        char                    *name;
+        unsigned int            type;
+        unsigned int            fifosize;
+        unsigned long           rx_fifomask;
+        unsigned long           rx_fifoshift;
+        unsigned long           rx_fifofull;
+        unsigned long           tx_fifomask;
+        unsigned long           tx_fifoshift;
+        unsigned long           tx_fifofull;
+
+        /* uart port features */
+
+        unsigned int            has_divslot:1;
+
+        /* clock source control */
+
+        int (*get_clksrc)(struct uart_port *, struct s3c24xx_uart_clksrc *clk);
+        int (*set_clksrc)(struct uart_port *, struct s3c24xx_uart_clksrc *clk);
+
+        /* uart controls */
+        int (*reset_port)(struct uart_port *, struct s3c2410_uartcfg *);
+};
+
+struct s3c24xx_uart_port {
+        unsigned char                   rx_claimed;
+        unsigned char                   tx_claimed;
+        unsigned int                    pm_level;
+        unsigned long                   baudclk_rate;
+
+        unsigned int                    rx_irq;
+        unsigned int                    tx_irq;
+
+        struct s3c24xx_uart_info        *info;
+        struct s3c24xx_uart_clksrc      *clksrc;
+        struct clk                      *clk;
+        struct clk                      *baudclk;
+        struct uart_port                port;
+
+#ifdef CONFIG_CPU_FREQ
+        struct notifier_block           freq_transition;
+#endif
+};
+
+/* conversion functions */
+
+#define s3c24xx_dev_to_port(__dev) (struct uart_port *)dev_get_drvdata(__dev)
+#define s3c24xx_dev_to_cfg(__dev) (struct s3c2410_uartcfg *)((__dev)->platform_data)
+
+/* register access controls */
+
+#define portaddr(port, reg) ((port)->membase + (reg))
+
+#define rd_regb(port, reg) (__raw_readb(portaddr(port, reg)))
+#define rd_regl(port, reg) (__raw_readl(portaddr(port, reg)))
+
+#define wr_regb(port, reg, val) __raw_writeb(val, portaddr(port, reg))
+#define wr_regl(port, reg, val) __raw_writel(val, portaddr(port, reg))
+
+extern int s3c24xx_serial_probe(struct platform_device *dev,
+                                struct s3c24xx_uart_info *uart);
+
+extern int __devexit s3c24xx_serial_remove(struct platform_device *dev);
+
+extern int s3c24xx_serial_initconsole(struct platform_driver *drv,
+                                      struct s3c24xx_uart_info **uart);
+
+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 *);
+
+static void dbg(const char *fmt, ...)
+{
+        va_list va;
+        char buff[256];
+
+        va_start(va, fmt);
+        vsprintf(buff, fmt, va);
+        va_end(va);
+
+        printascii(buff);
+}
+
+#else
+#define dbg(x...) do { } while (0)
+#endif