| Po-Yu Chuang | 5614a4d | 2009-11-11 17:27:30 +0800 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2009 Faraday Technology |
| 3 | * Po-Yu Chuang <ratbert@faraday-tech.com> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 | */ |
| 19 | |
| 20 | /* |
| 21 | * Static Memory Controller |
| 22 | */ |
| 23 | #ifndef __FTSMC020_H |
| 24 | #define __FTSMC020_H |
| 25 | |
| 26 | #ifndef __ASSEMBLY__ |
| 27 | |
| 28 | struct ftsmc020 { |
| 29 | struct { |
| 30 | unsigned int cr; /* 0x00, 0x08, 0x10, 0x18 */ |
| 31 | unsigned int tpr; /* 0x04, 0x0c, 0x14, 0x1c */ |
| 32 | } bank[4]; |
| 33 | unsigned int pad[8]; /* 0x20 - 0x3c */ |
| 34 | unsigned int ssr; /* 0x40 */ |
| 35 | }; |
| 36 | |
| 37 | void ftsmc020_init(void); |
| 38 | |
| 39 | #endif /* __ASSEMBLY__ */ |
| 40 | |
| 41 | /* |
| 42 | * Memory Bank Configuration Register |
| 43 | */ |
| 44 | #define FTSMC020_BANK_ENABLE (1 << 28) |
| 45 | #define FTSMC020_BANK_BASE(x) ((x) & 0x0fff1000) |
| 46 | |
| 47 | #define FTSMC020_BANK_WPROT (1 << 11) |
| 48 | |
| 49 | #define FTSMC020_BANK_SIZE_32K (0xb << 4) |
| 50 | #define FTSMC020_BANK_SIZE_64K (0xc << 4) |
| 51 | #define FTSMC020_BANK_SIZE_128K (0xd << 4) |
| 52 | #define FTSMC020_BANK_SIZE_256K (0xe << 4) |
| 53 | #define FTSMC020_BANK_SIZE_512K (0xf << 4) |
| 54 | #define FTSMC020_BANK_SIZE_1M (0x0 << 4) |
| 55 | #define FTSMC020_BANK_SIZE_2M (0x1 << 4) |
| 56 | #define FTSMC020_BANK_SIZE_4M (0x2 << 4) |
| 57 | #define FTSMC020_BANK_SIZE_8M (0x3 << 4) |
| 58 | #define FTSMC020_BANK_SIZE_16M (0x4 << 4) |
| 59 | #define FTSMC020_BANK_SIZE_32M (0x5 << 4) |
| 60 | |
| 61 | #define FTSMC020_BANK_MBW_8 (0x0 << 0) |
| 62 | #define FTSMC020_BANK_MBW_16 (0x1 << 0) |
| 63 | #define FTSMC020_BANK_MBW_32 (0x2 << 0) |
| 64 | |
| 65 | /* |
| 66 | * Memory Bank Timing Parameter Register |
| 67 | */ |
| 68 | #define FTSMC020_TPR_ETRNA(x) (((x) & 0xf) << 28) |
| 69 | #define FTSMC020_TPR_EATI(x) (((x) & 0xf) << 24) |
| 70 | #define FTSMC020_TPR_RBE (1 << 20) |
| 71 | #define FTSMC020_TPR_AST(x) (((x) & 0x3) << 18) |
| 72 | #define FTSMC020_TPR_CTW(x) (((x) & 0x3) << 16) |
| 73 | #define FTSMC020_TPR_ATI(x) (((x) & 0xf) << 12) |
| 74 | #define FTSMC020_TPR_AT2(x) (((x) & 0x3) << 8) |
| 75 | #define FTSMC020_TPR_WTC(x) (((x) & 0x3) << 6) |
| 76 | #define FTSMC020_TPR_AHT(x) (((x) & 0x3) << 4) |
| 77 | #define FTSMC020_TPR_TRNA(x) (((x) & 0xf) << 0) |
| 78 | |
| 79 | #endif /* __FTSMC020_H */ |