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