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/*
* (C) Copyright 2001
* Humboldt Solutions Ltd, adrian@humboldt.co.uk.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _MPC107_H
#define _MPC107_H
#ifdef ASM
#define BMC_BASE 0x8000 /* Bridge memory controller base address */
#else
#define MPC107_BASE 0xfc000000
#define MPC107_EUMBBAR 0x78
#define MPC107_PIC1 0xa8
#define MPC107_PIC1_CF_MP 0x000003
#define MPC107_PIC1_SPEC_PCI 0x000004
#define MPC107_PIC1_CF_APARK 0x000008
#define MPC107_PIC1_CF_LOOP_SNOOP 0x000010
#define MPC107_PIC1_LE_MODE 0x000020
#define MPC107_PIC1_ST_GATH_EN 0x000040
#define MPC107_PIC1_NO_BUS_WIDTH_CHECK 0x000080
#define MPC107_PIC1_TEA_EN 0x000400
#define MPC107_PIC1_MCP_EN 0x000800
#define MPC107_PIC1_FLASH_WR_EN 0x001000
#define MPC107_PIC1_CF_LBA_EN 0x002000
#define MPC107_PIC1_CF_MP_ID 0x00c000
#define MPC107_PIC1_ADDRESS_MAP 0x010000
#define MPC107_PIC1_PROC_TYPE 0x050000
#define MPC107_PIC1_RCS0 0x100000
#define MPC107_PIC1_CF_BREAD_WS 0xc00000
#define MPC107_I2CADR 0x3000
#define MPC107_I2CFDR 0x3004
#define MPC107_I2CCR 0x3008
#define MPC107_I2CSR 0x300c
#define MPC107_I2CDR 0x3010
#define MPC107_I2C_CCR_MEN 0x80
#define MPC107_I2C_CCR_MIEN 0x40
#define MPC107_I2C_CCR_MSTA 0x20
#define MPC107_I2C_CCR_MTX 0x10
#define MPC107_I2C_CCR_TXAK 0x08
#define MPC107_I2C_CCR_RSTA 0x04
#define MPC107_I2C_CSR_MCF 0x80
#define MPC107_I2C_CSR_MAAS 0x40
#define MPC107_I2C_CSR_MBB 0x20
#define MPC107_I2C_CSR_MAL 0x10
#define MPC107_I2C_CSR_SRW 0x04
#define MPC107_I2C_CSR_MIF 0x02
#define MPC107_I2C_CSR_RXAK 0x01
enum sdram_error_detect {
ERRORS_NONE, ERRORS_PARITY, ERRORS_ECC
};
typedef struct sdram_dimm_info
{
unsigned size;
unsigned number;
char part_number[20];
struct sdram_bank_info *bank1;
struct sdram_bank_info *bank2;
} sdram_dimm_info;
typedef struct sdram_bank_info
{
unsigned number;
unsigned char row_bits;
unsigned char internal_banks;
unsigned char col_bits;
unsigned char data_width;
/* Cycle and access times are stored with lowest CAS latency first. Units
are 0.01ns */
unsigned short cycle_time[3];
unsigned short access_time[3];
/* Best CAS latencies */
unsigned char cas_latency[3];
unsigned char cs_latency;
unsigned char we_latency;
unsigned char min_back_to_back;
unsigned char min_row_precharge;
unsigned char min_active_to_active;
unsigned char min_ras_to_cas;
unsigned char min_ras;
unsigned char burst_mask;
enum sdram_error_detect error_detect;
/* Bank size */
unsigned size;
unsigned long start;
unsigned long end;
enum sdram_error_detect actual_detect;
unsigned char actual_cas;
} sdram_bank_info;
extern void sdram_dimm_to_bank_info(const char *, sdram_dimm_info *);
extern void print_sdram_dimm_info(const sdram_dimm_info *);
extern void print_sdram_bank_info(const sdram_bank_info *);
extern unsigned long mpc107_config_memory(int, sdram_bank_info *, int);
extern void mpc107_probe_dimms(int, sdram_dimm_info *, sdram_bank_info *);
#endif
#endif
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