1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * Freescale Memory Controller kernel module |
4 | * |
5 | * Support Power-based SoCs including MPC85xx, MPC86xx, MPC83xx and |
6 | * ARM-based Layerscape SoCs including LS2xxx and LS1021A. Originally |
7 | * split out from mpc85xx_edac EDAC driver. |
8 | * |
9 | * Author: Dave Jiang <djiang@mvista.com> |
10 | * |
11 | * 2006-2007 (c) MontaVista Software, Inc. |
12 | */ |
13 | #ifndef _FSL_DDR_EDAC_H_ |
14 | #define _FSL_DDR_EDAC_H_ |
15 | |
16 | #define fsl_mc_printk(mci, level, fmt, arg...) \ |
17 | edac_mc_chipset_printk(mci, level, "FSL_DDR", fmt, ##arg) |
18 | |
19 | /* |
20 | * DRAM error defines |
21 | */ |
22 | |
23 | /* DDR_SDRAM_CFG */ |
24 | #define FSL_MC_DDR_SDRAM_CFG 0x0110 |
25 | #define FSL_MC_CS_BNDS_0 0x0000 |
26 | #define FSL_MC_CS_BNDS_OFS 0x0008 |
27 | |
28 | #define FSL_MC_DATA_ERR_INJECT_HI 0x0e00 |
29 | #define FSL_MC_DATA_ERR_INJECT_LO 0x0e04 |
30 | #define FSL_MC_ECC_ERR_INJECT 0x0e08 |
31 | #define FSL_MC_CAPTURE_DATA_HI 0x0e20 |
32 | #define FSL_MC_CAPTURE_DATA_LO 0x0e24 |
33 | #define FSL_MC_CAPTURE_ECC 0x0e28 |
34 | #define FSL_MC_ERR_DETECT 0x0e40 |
35 | #define FSL_MC_ERR_DISABLE 0x0e44 |
36 | #define FSL_MC_ERR_INT_EN 0x0e48 |
37 | #define FSL_MC_CAPTURE_ATRIBUTES 0x0e4c |
38 | #define FSL_MC_CAPTURE_ADDRESS 0x0e50 |
39 | #define FSL_MC_CAPTURE_EXT_ADDRESS 0x0e54 |
40 | #define FSL_MC_ERR_SBE 0x0e58 |
41 | |
42 | #define DSC_MEM_EN 0x80000000 |
43 | #define DSC_ECC_EN 0x20000000 |
44 | #define DSC_RD_EN 0x10000000 |
45 | #define DSC_DBW_MASK 0x00180000 |
46 | #define DSC_DBW_32 0x00080000 |
47 | #define DSC_DBW_64 0x00000000 |
48 | |
49 | #define DSC_SDTYPE_MASK 0x07000000 |
50 | #define DSC_X32_EN 0x00000020 |
51 | |
52 | /* Err_Int_En */ |
53 | #define DDR_EIE_MSEE 0x1 /* memory select */ |
54 | #define DDR_EIE_SBEE 0x4 /* single-bit ECC error */ |
55 | #define DDR_EIE_MBEE 0x8 /* multi-bit ECC error */ |
56 | |
57 | /* Err_Detect */ |
58 | #define DDR_EDE_MSE 0x1 /* memory select */ |
59 | #define DDR_EDE_SBE 0x4 /* single-bit ECC error */ |
60 | #define DDR_EDE_MBE 0x8 /* multi-bit ECC error */ |
61 | #define DDR_EDE_MME 0x80000000 /* multiple memory errors */ |
62 | |
63 | /* Err_Disable */ |
64 | #define DDR_EDI_MSED 0x1 /* memory select disable */ |
65 | #define DDR_EDI_SBED 0x4 /* single-bit ECC error disable */ |
66 | #define DDR_EDI_MBED 0x8 /* multi-bit ECC error disable */ |
67 | |
68 | struct fsl_mc_pdata { |
69 | char *name; |
70 | int edac_idx; |
71 | void __iomem *mc_vbase; |
72 | int irq; |
73 | }; |
74 | int fsl_mc_err_probe(struct platform_device *op); |
75 | void fsl_mc_err_remove(struct platform_device *op); |
76 | #endif |
77 | |