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/*
*
* Copyright (C) 2015 Altera Corporation
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _ALTERA_EDAC_H
#define _ALTERA_EDAC_H
#include <linux/edac.h>
#include <linux/types.h>
/* SDRAM Controller CtrlCfg Register */
#define CV_CTLCFG_OFST 0x00
/* SDRAM Controller CtrlCfg Register Bit Masks */
#define CV_CTLCFG_ECC_EN 0x400
#define CV_CTLCFG_ECC_CORR_EN 0x800
#define CV_CTLCFG_GEN_SB_ERR 0x2000
#define CV_CTLCFG_GEN_DB_ERR 0x4000
#define CV_CTLCFG_ECC_AUTO_EN (CV_CTLCFG_ECC_EN | \
CV_CTLCFG_ECC_CORR_EN)
/* SDRAM Controller Address Width Register */
#define CV_DRAMADDRW_OFST 0x2C
/* SDRAM Controller Address Widths Field Register */
#define DRAMADDRW_COLBIT_MASK 0x001F
#define DRAMADDRW_COLBIT_SHIFT 0
#define DRAMADDRW_ROWBIT_MASK 0x03E0
#define DRAMADDRW_ROWBIT_SHIFT 5
#define CV_DRAMADDRW_BANKBIT_MASK 0x1C00
#define CV_DRAMADDRW_BANKBIT_SHIFT 10
#define CV_DRAMADDRW_CSBIT_MASK 0xE000
#define CV_DRAMADDRW_CSBIT_SHIFT 13
/* SDRAM Controller Interface Data Width Register */
#define CV_DRAMIFWIDTH_OFST 0x30
/* SDRAM Controller Interface Data Width Defines */
#define CV_DRAMIFWIDTH_16B_ECC 24
#define CV_DRAMIFWIDTH_32B_ECC 40
/* SDRAM Controller DRAM Status Register */
#define CV_DRAMSTS_OFST 0x38
/* SDRAM Controller DRAM Status Register Bit Masks */
#define CV_DRAMSTS_SBEERR 0x04
#define CV_DRAMSTS_DBEERR 0x08
#define CV_DRAMSTS_CORR_DROP 0x10
/* SDRAM Controller DRAM IRQ Register */
#define CV_DRAMINTR_OFST 0x3C
/* SDRAM Controller DRAM IRQ Register Bit Masks */
#define CV_DRAMINTR_INTREN 0x01
#define CV_DRAMINTR_SBEMASK 0x02
#define CV_DRAMINTR_DBEMASK 0x04
#define CV_DRAMINTR_CORRDROPMASK 0x08
#define CV_DRAMINTR_INTRCLR 0x10
/* SDRAM Controller Single Bit Error Count Register */
#define CV_SBECOUNT_OFST 0x40
/* SDRAM Controller Double Bit Error Count Register */
#define CV_DBECOUNT_OFST 0x44
/* SDRAM Controller ECC Error Address Register */
#define CV_ERRADDR_OFST 0x48
/*-----------------------------------------*/
/* SDRAM Controller EccCtrl Register */
#define A10_ECCCTRL1_OFST 0x00
/* SDRAM Controller EccCtrl Register Bit Masks */
#define A10_ECCCTRL1_ECC_EN 0x001
#define A10_ECCCTRL1_CNT_RST 0x010
#define A10_ECCCTRL1_AWB_CNT_RST 0x100
#define A10_ECC_CNT_RESET_MASK (A10_ECCCTRL1_CNT_RST | \
A10_ECCCTRL1_AWB_CNT_RST)
/* SDRAM Controller Address Width Register */
#define CV_DRAMADDRW 0xFFC2502C
#define A10_DRAMADDRW 0xFFCFA0A8
/* SDRAM Controller Address Widths Field Register */
#define DRAMADDRW_COLBIT_MASK 0x001F
#define DRAMADDRW_COLBIT_SHIFT 0
#define DRAMADDRW_ROWBIT_MASK 0x03E0
#define DRAMADDRW_ROWBIT_SHIFT 5
#define CV_DRAMADDRW_BANKBIT_MASK 0x1C00
#define CV_DRAMADDRW_BANKBIT_SHIFT 10
#define CV_DRAMADDRW_CSBIT_MASK 0xE000
#define CV_DRAMADDRW_CSBIT_SHIFT 13
#define A10_DRAMADDRW_BANKBIT_MASK 0x3C00
#define A10_DRAMADDRW_BANKBIT_SHIFT 10
#define A10_DRAMADDRW_GRPBIT_MASK 0xC000
#define A10_DRAMADDRW_GRPBIT_SHIFT 14
#define A10_DRAMADDRW_CSBIT_MASK 0x70000
#define A10_DRAMADDRW_CSBIT_SHIFT 16
/* SDRAM Controller Interface Data Width Register */
#define CV_DRAMIFWIDTH 0xFFC25030
#define A10_DRAMIFWIDTH 0xFFCFB008
/* SDRAM Controller Interface Data Width Defines */
#define CV_DRAMIFWIDTH_16B_ECC 24
#define CV_DRAMIFWIDTH_32B_ECC 40
#define A10_DRAMIFWIDTH_16B 0x0
#define A10_DRAMIFWIDTH_32B 0x1
#define A10_DRAMIFWIDTH_64B 0x2
/* SDRAM Controller DRAM IRQ Register */
#define A10_ERRINTEN_OFST 0x10
/* SDRAM Controller DRAM IRQ Register Bit Masks */
#define A10_ERRINTEN_SERRINTEN 0x01
#define A10_ERRINTEN_DERRINTEN 0x02
#define A10_ECC_IRQ_EN_MASK (A10_ERRINTEN_SERRINTEN | \
A10_ERRINTEN_DERRINTEN)
/* SDRAM Interrupt Mode Register */
#define A10_INTMODE_OFST 0x1C
#define A10_INTMODE_SB_INT 1
/* SDRAM Controller Error Status Register */
#define A10_INTSTAT_OFST 0x20
/* SDRAM Controller Error Status Register Bit Masks */
#define A10_INTSTAT_SBEERR 0x01
#define A10_INTSTAT_DBEERR 0x02
/* SDRAM Controller ECC Error Address Register */
#define A10_DERRADDR_OFST 0x2C
#define A10_SERRADDR_OFST 0x30
/* SDRAM Controller ECC Diagnostic Register */
#define A10_DIAGINTTEST_OFST 0x24
#define A10_DIAGINT_TSERRA_MASK 0x0001
#define A10_DIAGINT_TDERRA_MASK 0x0100
#define A10_SBERR_IRQ 34
#define A10_DBERR_IRQ 32
/* SDRAM Single Bit Error Count Compare Set Register */
#define A10_SERRCNTREG_OFST 0x3C
#define A10_SYMAN_INTMASK_CLR 0xFFD06098
#define A10_INTMASK_CLR_OFST 0x10
#define A10_DDR0_IRQ_MASK BIT(17)
struct altr_sdram_prv_data {
int ecc_ctrl_offset;
int ecc_ctl_en_mask;
int ecc_cecnt_offset;
int ecc_uecnt_offset;
int ecc_stat_offset;
int ecc_stat_ce_mask;
int ecc_stat_ue_mask;
int ecc_saddr_offset;
int ecc_daddr_offset;
int ecc_irq_en_offset;
int ecc_irq_en_mask;
int ecc_irq_clr_offset;
int ecc_irq_clr_mask;
int ecc_cnt_rst_offset;
int ecc_cnt_rst_mask;
#ifdef CONFIG_EDAC_DEBUG
struct edac_dev_sysfs_attribute *eccmgr_sysfs_attr;
int ecc_enable_mask;
int ce_set_mask;
int ue_set_mask;
int ce_ue_trgr_offset;
#endif
};
/* Altera SDRAM Memory Controller data */
struct altr_sdram_mc_data {
struct regmap *mc_vbase;
int sb_irq;
int db_irq;
const struct altr_sdram_prv_data *data;
};
#endif /* #ifndef _ALTERA_EDAC_H */
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