board/mpl/vcma9/vcma9.h

   1 /*
   2  * (C) Copyright 2002
   3  * David Mueller, ELSOFT AG, d.mueller@elsoft.ch
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  *
  23  */
  24  /****************************************************************************
  25  * Global routines used for VCMA9
  26  *****************************************************************************/
  27
  28 #include <s3c2410.h>
  29
  30 extern int  mem_test(unsigned long start, unsigned long ramsize,int mode);
  31
  32 void print_vcma9_info(void);
  33
  34 #if (CONFIG_COMMANDS & CFG_CMD_NAND)
  35 typedef enum {
  36         NFCE_LOW,
  37         NFCE_HIGH
  38 } NFCE_STATE;
  39
  40 static inline void NF_Conf(u16 conf)
  41 {
  42         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  43
  44         nand->NFCONF = conf;
  45 }
  46
  47 static inline void NF_Cmd(u8 cmd)
  48 {
  49         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  50
  51         nand->NFCMD = cmd;
  52 }
  53
  54 static inline void NF_CmdW(u8 cmd)
  55 {
  56         NF_Cmd(cmd);
  57         udelay(1);
  58 }
  59
  60 static inline void NF_Addr(u8 addr)
  61 {
  62         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  63
  64         nand->NFADDR = addr;
  65 }
  66
  67 static inline void NF_SetCE(NFCE_STATE s)
  68 {
  69         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  70
  71         switch (s) {
  72                 case NFCE_LOW:
  73                         nand->NFCONF &= ~(1<<11);
  74                         break;
  75
  76                 case NFCE_HIGH:
  77                         nand->NFCONF |= (1<<11);
  78                         break;
  79         }
  80 }
  81
  82 static inline void NF_WaitRB(void)
  83 {
  84         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  85
  86         while (!(nand->NFSTAT & (1<<0)));
  87 }
  88
  89 static inline void NF_Write(u8 data)
  90 {
  91         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  92
  93         nand->NFDATA = data;
  94 }
  95
  96 static inline u8 NF_Read(void)
  97 {
  98         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
  99
 100         return(nand->NFDATA);
 101 }
 102
 103 static inline void NF_Init_ECC(void)
 104 {
 105         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
 106
 107         nand->NFCONF |= (1<<12);
 108 }
 109
 110 static inline u32 NF_Read_ECC(void)
 111 {
 112         S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
 113
 114         return(nand->NFECC);
 115 }
 116
 117 #endif
 118
 119
 120 #define PLD_BASE_ADDRESS                0x2C000100
 121 #define PLD_ID_REG                      (PLD_BASE_ADDRESS + 0)
 122 #define PLD_NIC_REG                     (PLD_BASE_ADDRESS + 1)
 123 #define PLD_CAN_REG                     (PLD_BASE_ADDRESS + 2)
 124 #define PLD_MISC_REG                    (PLD_BASE_ADDRESS + 3)
 125 #define PLD_GPCD_REG                    (PLD_BASE_ADDRESS + 4)
 126 #define PLD_BOARD_REG                   (PLD_BASE_ADDRESS + 5)