mirror of
https://github.com/torvalds/linux
synced 2024-11-05 18:23:50 +00:00
4e2c3252d2
The compatible DDR controllers may support DDR, DDR2, DDR3, DDR4 DRAM. An individual controller doesn't support all of them. The EDAC driver reads SDRAM_CFG to determine which mode is configured. Add DDR4 and drop the defines used only in the mtype assignment. Signed-off-by: York Sun <york.sun@nxp.com> Cc: linux-edac <linux-edac@vger.kernel.org> Cc: morbidrsa@gmail.com Cc: oss@buserror.net Cc: stuart.yoder@nxp.com Link: http://lkml.kernel.org/r/1470779760-16483-6-git-send-email-york.sun@nxp.com Signed-off-by: Borislav Petkov <bp@suse.de>
79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/*
|
|
* Freescale Memory Controller kernel module
|
|
*
|
|
* Support Power-based SoCs including MPC85xx, MPC86xx, MPC83xx and
|
|
* ARM-based Layerscape SoCs including LS2xxx. Originally split
|
|
* out from mpc85xx_edac EDAC driver.
|
|
*
|
|
* Author: Dave Jiang <djiang@mvista.com>
|
|
*
|
|
* 2006-2007 (c) MontaVista Software, Inc. This file is licensed under
|
|
* the terms of the GNU General Public License version 2. This program
|
|
* is licensed "as is" without any warranty of any kind, whether express
|
|
* or implied.
|
|
*
|
|
*/
|
|
#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);
|
|
int fsl_mc_err_remove(struct platform_device *op);
|
|
#endif
|