include/asm-v850/ma.h

   1 /*
   2  * include/asm-v850/ma.h -- V850E/MA series of cpu chips
   3  *
   4  *  Copyright (C) 2001,02  NEC Corporation
   5  *  Copyright (C) 2001,02  Miles Bader <miles@gnu.org>
   6  *
   7  * This file is subject to the terms and conditions of the GNU General
   8  * Public License.  See the file COPYING in the main directory of this
   9  * archive for more details.
  10  *
  11  * Written by Miles Bader <miles@gnu.org>
  12  */
  13
  14 #ifndef __V850_MA_H__
  15 #define __V850_MA_H__
  16
  17
  18 /* The MA series uses the NB85E cpu core.  */
  19 #include <asm/nb85e.h>
  20
  21
  22 /* For <asm/entry.h> */
  23 /* We use on-chip RAM, for a few miscellaneous variables that must be
  24    accessible using a load instruction relative to R0.  The amount
  25    varies between chip models, but there's always at least 4K, and it
  26    should always start at FFFFC000.  */
  27 #define R0_RAM_ADDR                     0xFFFFC000
  28
  29
  30 /* MA series UART details.  */
  31 #define NB85E_UART_BASE_FREQ            CPU_CLOCK_FREQ
  32
  33 /* This is a function that gets called before configuring the UART.  */
  34 #define NB85E_UART_PRE_CONFIGURE        ma_uart_pre_configure
  35 #ifndef __ASSEMBLY__
  36 extern void ma_uart_pre_configure (unsigned chan,
  37                                    unsigned cflags, unsigned baud);
  38 #endif
  39
  40
  41 /* MA series timer C details.  */
  42 #define NB85E_TIMER_C_BASE_ADDR         0xFFFFF600
  43
  44
  45 /* MA series timer D details.  */
  46 #define NB85E_TIMER_D_BASE_ADDR         0xFFFFF540
  47 #define NB85E_TIMER_D_TMD_BASE_ADDR     (NB85E_TIMER_D_BASE_ADDR + 0x0)
  48 #define NB85E_TIMER_D_CMD_BASE_ADDR     (NB85E_TIMER_D_BASE_ADDR + 0x2)
  49 #define NB85E_TIMER_D_TMCD_BASE_ADDR    (NB85E_TIMER_D_BASE_ADDR + 0x4)
  50
  51 #define NB85E_TIMER_D_BASE_FREQ         CPU_CLOCK_FREQ
  52
  53
  54 /* Port 0 */
  55 /* Direct I/O.  Bits 0-7 are pins P00-P07.  */
  56 #define MA_PORT0_IO_ADDR                0xFFFFF400
  57 #define MA_PORT0_IO                     (*(volatile u8 *)MA_PORT0_IO_ADDR)
  58 /* Port mode (for direct I/O, 0 = output, 1 = input).  */
  59 #define MA_PORT0_PM_ADDR                0xFFFFF420
  60 #define MA_PORT0_PM                     (*(volatile u8 *)MA_PORT0_PM_ADDR)
  61 /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode).  */
  62 #define MA_PORT0_PMC_ADDR               0xFFFFF440
  63 #define MA_PORT0_PMC                    (*(volatile u8 *)MA_PORT0_PMC_ADDR)
  64 /* Port function control (for P04-P07, 0 = IRQ, 1 = DMARQ).  */
  65 #define MA_PORT0_PFC_ADDR               0xFFFFF460
  66 #define MA_PORT0_PFC                    (*(volatile u8 *)MA_PORT0_PFC_ADDR)
  67
  68 /* Port 1 */
  69 /* Direct I/O.  Bits 0-3 are pins P10-P13.  */
  70 #define MA_PORT1_IO_ADDR                0xFFFFF402
  71 #define MA_PORT1_IO                     (*(volatile u8 *)MA_PORT1_IO_ADDR)
  72 /* Port mode (for direct I/O, 0 = output, 1 = input).  */
  73 #define MA_PORT1_PM_ADDR                0xFFFFF420
  74 #define MA_PORT1_PM                     (*(volatile u8 *)MA_PORT1_PM_ADDR)
  75 /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode).  */
  76 #define MA_PORT1_PMC_ADDR               0xFFFFF442
  77 #define MA_PORT1_PMC                    (*(volatile u8 *)MA_PORT1_PMC_ADDR)
  78
  79 /* Port 4 */
  80 /* Direct I/O.  Bits 0-5 are pins P40-P45.  */
  81 #define MA_PORT4_IO_ADDR                0xFFFFF408
  82 #define MA_PORT4_IO                     (*(volatile u8 *)MA_PORT4_IO_ADDR)
  83 /* Port mode (for direct I/O, 0 = output, 1 = input).  */
  84 #define MA_PORT4_PM_ADDR                0xFFFFF428
  85 #define MA_PORT4_PM                     (*(volatile u8 *)MA_PORT4_PM_ADDR)
  86 /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode).  */
  87 #define MA_PORT4_PMC_ADDR               0xFFFFF448
  88 #define MA_PORT4_PMC                    (*(volatile u8 *)MA_PORT4_PMC_ADDR)
  89 /* Port function control (for serial interfaces, 0 = CSI, 1 = UART).  */
  90 #define MA_PORT4_PFC_ADDR               0xFFFFF468
  91 #define MA_PORT4_PFC                    (*(volatile u8 *)MA_PORT4_PFC_ADDR)
  92
  93
  94 #ifndef __ASSEMBLY__
  95
  96 /* Initialize MA chip interrupts.  */
  97 extern void ma_init_irqs (void);
  98
  99 #endif /* !__ASSEMBLY__ */
 100
 101
 102 #endif /* __V850_MA_H__ */