arch/arm/mach-davinci/include/mach/serial.h

   1 /*
   2  * DaVinci serial device definitions
   3  *
   4  * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
   5  *
   6  * 2007 (c) MontaVista Software, Inc. This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  */
  11 #ifndef __ASM_ARCH_SERIAL_H
  12 #define __ASM_ARCH_SERIAL_H
  13
  14 #include <asm/memory.h>
  15
  16 #include <mach/hardware.h>
  17
  18 #define DAVINCI_UART0_BASE      (IO_PHYS + 0x20000)
  19 #define DAVINCI_UART1_BASE      (IO_PHYS + 0x20400)
  20 #define DAVINCI_UART2_BASE      (IO_PHYS + 0x20800)
  21
  22 #define DA8XX_UART0_BASE        (IO_PHYS + 0x042000)
  23 #define DA8XX_UART1_BASE        (IO_PHYS + 0x10c000)
  24 #define DA8XX_UART2_BASE        (IO_PHYS + 0x10d000)
  25
  26 #define TNETV107X_UART0_BASE    0x08108100
  27 #define TNETV107X_UART1_BASE    0x08088400
  28 #define TNETV107X_UART2_BASE    0x08108300
  29
  30 #define TNETV107X_UART0_VIRT    IOMEM(0xfee08100)
  31 #define TNETV107X_UART1_VIRT    IOMEM(0xfed88400)
  32 #define TNETV107X_UART2_VIRT    IOMEM(0xfee08300)
  33
  34 /* DaVinci UART register offsets */
  35 #define UART_DAVINCI_PWREMU             0x0c
  36 #define UART_DM646X_SCR                 0x10
  37 #define UART_DM646X_SCR_TX_WATERMARK    0x08
  38
  39 #ifndef __ASSEMBLY__
  40 struct davinci_uart_config {
  41         /* Bit field of UARTs present; bit 0 --> UART0 */
  42         unsigned int enabled_uarts;
  43 };
  44
  45 extern int davinci_serial_init(struct davinci_uart_config *);
  46 extern int davinci_serial_setup_clk(unsigned instance, unsigned int *rate);
  47 #endif
  48
  49 #endif /* __ASM_ARCH_SERIAL_H */