77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Freescale Memory Controller kernel module
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*
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* Support Power-based SoCs including MPC85xx, MPC86xx, MPC83xx and
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* ARM-based Layerscape SoCs including LS2xxx and LS1021A. Originally
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* split out from mpc85xx_edac EDAC driver.
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*
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* Author: Dave Jiang <djiang@mvista.com>
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*
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* 2006-2007 (c) MontaVista Software, Inc.
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*/
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#ifndef _FSL_DDR_EDAC_H_
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#define _FSL_DDR_EDAC_H_
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#define fsl_mc_printk(mci, level, fmt, arg...) \
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edac_mc_chipset_printk(mci, level, "FSL_DDR", fmt, ##arg)
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/*
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* DRAM error defines
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*/
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/* DDR_SDRAM_CFG */
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#define FSL_MC_DDR_SDRAM_CFG 0x0110
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#define FSL_MC_CS_BNDS_0 0x0000
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#define FSL_MC_CS_BNDS_OFS 0x0008
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#define FSL_MC_DATA_ERR_INJECT_HI 0x0e00
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#define FSL_MC_DATA_ERR_INJECT_LO 0x0e04
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#define FSL_MC_ECC_ERR_INJECT 0x0e08
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#define FSL_MC_CAPTURE_DATA_HI 0x0e20
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#define FSL_MC_CAPTURE_DATA_LO 0x0e24
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#define FSL_MC_CAPTURE_ECC 0x0e28
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#define FSL_MC_ERR_DETECT 0x0e40
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#define FSL_MC_ERR_DISABLE 0x0e44
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#define FSL_MC_ERR_INT_EN 0x0e48
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#define FSL_MC_CAPTURE_ATRIBUTES 0x0e4c
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#define FSL_MC_CAPTURE_ADDRESS 0x0e50
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#define FSL_MC_CAPTURE_EXT_ADDRESS 0x0e54
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#define FSL_MC_ERR_SBE 0x0e58
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#define DSC_MEM_EN 0x80000000
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#define DSC_ECC_EN 0x20000000
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#define DSC_RD_EN 0x10000000
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#define DSC_DBW_MASK 0x00180000
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#define DSC_DBW_32 0x00080000
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#define DSC_DBW_64 0x00000000
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#define DSC_SDTYPE_MASK 0x07000000
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#define DSC_X32_EN 0x00000020
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/* Err_Int_En */
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#define DDR_EIE_MSEE 0x1 /* memory select */
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#define DDR_EIE_SBEE 0x4 /* single-bit ECC error */
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#define DDR_EIE_MBEE 0x8 /* multi-bit ECC error */
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/* Err_Detect */
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#define DDR_EDE_MSE 0x1 /* memory select */
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#define DDR_EDE_SBE 0x4 /* single-bit ECC error */
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#define DDR_EDE_MBE 0x8 /* multi-bit ECC error */
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#define DDR_EDE_MME 0x80000000 /* multiple memory errors */
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/* Err_Disable */
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#define DDR_EDI_MSED 0x1 /* memory select disable */
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#define DDR_EDI_SBED 0x4 /* single-bit ECC error disable */
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#define DDR_EDI_MBED 0x8 /* multi-bit ECC error disable */
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struct fsl_mc_pdata {
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char *name;
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int edac_idx;
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void __iomem *mc_vbase;
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int irq;
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};
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int fsl_mc_err_probe(struct platform_device *op);
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int fsl_mc_err_remove(struct platform_device *op);
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#endif
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