LXR uboot/include/faraday/ftsmc020.h

   1/*
   2 * (C) Copyright 2009 Faraday Technology
   3 * Po-Yu Chuang <ratbert@faraday-tech.com>
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 */
   7
   8/*
   9 * Static Memory Controller
  10 */
  11#ifndef __FTSMC020_H
  12#define __FTSMC020_H
  13
  14#ifndef __ASSEMBLY__
  15
  16struct ftsmc020_bank {
  17        unsigned int    cr;
  18        unsigned int    tpr;
  19};
  20
  21struct ftsmc020 {
  22        struct ftsmc020_bank bank[4];   /* 0x00 - 0x1c */
  23        unsigned int    pad[8];         /* 0x20 - 0x3c */
  24        unsigned int    ssr;            /* 0x40 */
  25};
  26
  27void ftsmc020_init(void);
  28
  29#endif /* __ASSEMBLY__ */
  30
  31/*
  32 * Memory Bank Configuration Register
  33 */
  34#define FTSMC020_BANK_ENABLE    (1 << 28)
  35#define FTSMC020_BANK_BASE(x)   ((x) & 0x0fff1000)
  36
  37#define FTSMC020_BANK_WPROT     (1 << 11)
  38
  39#define FTSMC020_BANK_TYPE1     (1 << 10)
  40#define FTSMC020_BANK_TYPE2     (1 << 9)
  41#define FTSMC020_BANK_TYPE3     (1 << 8)
  42
  43#define FTSMC020_BANK_SIZE_32K  (0xb << 4)
  44#define FTSMC020_BANK_SIZE_64K  (0xc << 4)
  45#define FTSMC020_BANK_SIZE_128K (0xd << 4)
  46#define FTSMC020_BANK_SIZE_256K (0xe << 4)
  47#define FTSMC020_BANK_SIZE_512K (0xf << 4)
  48#define FTSMC020_BANK_SIZE_1M   (0x0 << 4)
  49#define FTSMC020_BANK_SIZE_2M   (0x1 << 4)
  50#define FTSMC020_BANK_SIZE_4M   (0x2 << 4)
  51#define FTSMC020_BANK_SIZE_8M   (0x3 << 4)
  52#define FTSMC020_BANK_SIZE_16M  (0x4 << 4)
  53#define FTSMC020_BANK_SIZE_32M  (0x5 << 4)
  54#define FTSMC020_BANK_SIZE_64M  (0x6 << 4)
  55
  56#define FTSMC020_BANK_MBW_8     (0x0 << 0)
  57#define FTSMC020_BANK_MBW_16    (0x1 << 0)
  58#define FTSMC020_BANK_MBW_32    (0x2 << 0)
  59
  60/*
  61 * Memory Bank Timing Parameter Register
  62 */
  63#define FTSMC020_TPR_ETRNA(x)   (((x) & 0xf) << 28)
  64#define FTSMC020_TPR_EATI(x)    (((x) & 0xf) << 24)
  65#define FTSMC020_TPR_RBE        (1 << 20)
  66#define FTSMC020_TPR_AST(x)     (((x) & 0x3) << 18)
  67#define FTSMC020_TPR_CTW(x)     (((x) & 0x3) << 16)
  68#define FTSMC020_TPR_ATI(x)     (((x) & 0xf) << 12)
  69#define FTSMC020_TPR_AT2(x)     (((x) & 0x3) << 8)
  70#define FTSMC020_TPR_WTC(x)     (((x) & 0x3) << 6)
  71#define FTSMC020_TPR_AHT(x)     (((x) & 0x3) << 4)
  72#define FTSMC020_TPR_TRNA(x)    (((x) & 0xf) << 0)
  73
  74#endif  /* __FTSMC020_H */
  75