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1bfda055 | 1 | /** @file |
2 | * | |
3 | * Copyright (c) 2011, ARM Limited. All rights reserved. | |
4 | * | |
5 | * This program and the accompanying materials | |
6 | * are licensed and made available under the terms and conditions of the BSD License | |
7 | * which accompanies this distribution. The full text of the license may be found at | |
8 | * http://opensource.org/licenses/bsd-license.php | |
9 | * | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
12 | * | |
13 | **/ | |
14 | ||
15 | #ifndef PL341DMC_H_ | |
16 | #define PL341DMC_H_ | |
17 | ||
18 | ||
19 | struct pl341_dmc_config { | |
2ac288f9 | 20 | UINTN base; // base address for the controller |
21 | UINTN has_qos; // has QoS registers | |
22 | UINTN max_chip; // number of memory chips accessible | |
23 | UINT32 refresh_prd; | |
24 | UINT32 cas_latency; | |
25 | UINT32 write_latency; | |
26 | UINT32 t_mrd; | |
27 | UINT32 t_ras; | |
28 | UINT32 t_rc; | |
29 | UINT32 t_rcd; | |
30 | UINT32 t_rfc; | |
31 | UINT32 t_rp; | |
32 | UINT32 t_rrd; | |
33 | UINT32 t_wr; | |
34 | UINT32 t_wtr; | |
35 | UINT32 t_xp; | |
36 | UINT32 t_xsr; | |
37 | UINT32 t_esr; | |
38 | UINT32 memory_cfg; | |
39 | UINT32 memory_cfg2; | |
40 | UINT32 memory_cfg3; | |
41 | UINT32 chip_cfg0; | |
42 | UINT32 chip_cfg1; | |
43 | UINT32 chip_cfg2; | |
44 | UINT32 chip_cfg3; | |
45 | UINT32 t_faw; | |
1bfda055 | 46 | }; |
47 | ||
48 | /* Memory config bit fields */ | |
49 | #define DMC_MEMORY_CONFIG_COLUMN_ADDRESS_9 0x1 | |
50 | #define DMC_MEMORY_CONFIG_COLUMN_ADDRESS_10 0x2 | |
51 | #define DMC_MEMORY_CONFIG_COLUMN_ADDRESS_11 0x3 | |
52 | #define DMC_MEMORY_CONFIG_COLUMN_ADDRESS_12 0x4 | |
53 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_11 (0x0 << 3) | |
54 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_12 (0x1 << 3) | |
55 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_13 (0x2 << 3) | |
56 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_14 (0x3 << 3) | |
57 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_15 (0x4 << 3) | |
58 | #define DMC_MEMORY_CONFIG_ROW_ADDRESS_16 (0x5 << 3) | |
59 | #define DMC_MEMORY_CONFIG_BURST_2 (0x1 << 15) | |
60 | #define DMC_MEMORY_CONFIG_BURST_4 (0x2 << 15) | |
61 | #define DMC_MEMORY_CONFIG_BURST_8 (0x3 << 15) | |
62 | #define DMC_MEMORY_CONFIG_BURST_16 (0x4 << 15) | |
2ac288f9 | 63 | #define DMC_MEMORY_CONFIG_ACTIVE_CHIP_1 (0x0 << 21) |
64 | #define DMC_MEMORY_CONFIG_ACTIVE_CHIP_2 (0x1 << 21) | |
65 | #define DMC_MEMORY_CONFIG_ACTIVE_CHIP_3 (0x2 << 21) | |
66 | #define DMC_MEMORY_CONFIG_ACTIVE_CHIP_4 (0x3 << 21) | |
1bfda055 | 67 | |
2ac288f9 | 68 | #define DMC_MEMORY_CFG2_CLK_ASYNC (0x0 << 0) |
69 | #define DMC_MEMORY_CFG2_CLK_SYNC (0x1 << 0) | |
70 | #define DMC_MEMORY_CFG2_DQM_INIT (0x1 << 2) | |
71 | #define DMC_MEMORY_CFG2_CKE_INIT (0x1 << 3) | |
72 | #define DMC_MEMORY_CFG2_BANK_BITS_2 (0x0 << 4) | |
73 | #define DMC_MEMORY_CFG2_BANK_BITS_3 (0x3 << 4) | |
74 | #define DMC_MEMORY_CFG2_MEM_WIDTH_16 (0x0 << 6) | |
75 | #define DMC_MEMORY_CFG2_MEM_WIDTH_32 (0x1 << 6) | |
76 | #define DMC_MEMORY_CFG2_MEM_WIDTH_64 (0x2 << 6) | |
77 | #define DMC_MEMORY_CFG2_MEM_WIDTH_RESERVED (0x3 << 6) | |
1bfda055 | 78 | |
79 | ||
80 | ||
81 | VOID PL341DmcInit(struct pl341_dmc_config *config); | |
82 | ||
83 | ||
84 | #endif /* PL341DMC_H_ */ |