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openwrt-xburst/package/linux/kernel-source/include/sbmemc.h

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/*
* BCM47XX Sonics SiliconBackplane DDR/SDRAM controller core hardware definitions.
*
* Copyright 2004, Broadcom Corporation
* All Rights Reserved.
*
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
*
* $Id$
*/
#ifndef _SBMEMC_H
#define _SBMEMC_H
#ifdef _LANGUAGE_ASSEMBLY
#define MEMC_CONTROL 0x00
#define MEMC_CONFIG 0x04
#define MEMC_REFRESH 0x08
#define MEMC_BISTSTAT 0x0c
#define MEMC_MODEBUF 0x10
#define MEMC_BKCLS 0x14
#define MEMC_PRIORINV 0x18
#define MEMC_DRAMTIM 0x1c
#define MEMC_INTSTAT 0x20
#define MEMC_INTMASK 0x24
#define MEMC_INTINFO 0x28
#define MEMC_NCDLCTL 0x30
#define MEMC_RDNCDLCOR 0x34
#define MEMC_WRNCDLCOR 0x38
#define MEMC_MISCDLYCTL 0x3c
#define MEMC_DQSGATENCDL 0x40
#define MEMC_SPARE 0x44
#define MEMC_TPADDR 0x48
#define MEMC_TPDATA 0x4c
#define MEMC_BARRIER 0x50
#define MEMC_CORE 0x54
#else
/* Sonics side: MEMC core registers */
typedef volatile struct sbmemcregs {
uint32 control;
uint32 config;
uint32 refresh;
uint32 biststat;
uint32 modebuf;
uint32 bkcls;
uint32 priorinv;
uint32 dramtim;
uint32 intstat;
uint32 intmask;
uint32 intinfo;
uint32 reserved1;
uint32 ncdlctl;
uint32 rdncdlcor;
uint32 wrncdlcor;
uint32 miscdlyctl;
uint32 dqsgatencdl;
uint32 spare;
uint32 tpaddr;
uint32 tpdata;
uint32 barrier;
uint32 core;
} sbmemcregs_t;
#endif
/* MEMC Core Init values (OCP ID 0x80f) */
/* For sdr: */
#define MEMC_SD_CONFIG_INIT 0x00048000
#define MEMC_SD_DRAMTIM2_INIT 0x000754d8
#define MEMC_SD_DRAMTIM3_INIT 0x000754da
#define MEMC_SD_RDNCDLCOR_INIT 0x00000000
#define MEMC_SD_WRNCDLCOR_INIT 0x49351200
#define MEMC_SD1_WRNCDLCOR_INIT 0x14500200 /* For corerev 1 (4712) */
#define MEMC_SD_MISCDLYCTL_INIT 0x00061c1b
#define MEMC_SD1_MISCDLYCTL_INIT 0x00021416 /* For corerev 1 (4712) */
#define MEMC_SD_CONTROL_INIT0 0x00000002
#define MEMC_SD_CONTROL_INIT1 0x00000008
#define MEMC_SD_CONTROL_INIT2 0x00000004
#define MEMC_SD_CONTROL_INIT3 0x00000010
#define MEMC_SD_CONTROL_INIT4 0x00000001
#define MEMC_SD_MODEBUF_INIT 0x00000000
#define MEMC_SD_REFRESH_INIT 0x0000840f
/* This is for SDRM8X8X4 */
#define MEMC_SDR_INIT 0x0008
#define MEMC_SDR_MODE 0x32
#define MEMC_SDR_NCDL 0x00020032
#define MEMC_SDR1_NCDL 0x0002020f /* For corerev 1 (4712) */
/* For ddr: */
#define MEMC_CONFIG_INIT 0x00048000
#define MEMC_DRAMTIM2_INIT 0x000754d8
#define MEMC_DRAMTIM25_INIT 0x000754d9
#define MEMC_RDNCDLCOR_INIT 0x00000000
#define MEMC_WRNCDLCOR_INIT 0x49351200
#define MEMC_1_WRNCDLCOR_INIT 0x14500200
#define MEMC_DQSGATENCDL_INIT 0x00030000
#define MEMC_MISCDLYCTL_INIT 0x21061c1b
#define MEMC_1_MISCDLYCTL_INIT 0x21021400
#define MEMC_NCDLCTL_INIT 0x00002001
#define MEMC_CONTROL_INIT0 0x00000002
#define MEMC_CONTROL_INIT1 0x00000008
#define MEMC_MODEBUF_INIT0 0x00004000
#define MEMC_CONTROL_INIT2 0x00000010
#define MEMC_MODEBUF_INIT1 0x00000100
#define MEMC_CONTROL_INIT3 0x00000010
#define MEMC_CONTROL_INIT4 0x00000008
#define MEMC_REFRESH_INIT 0x0000840f
#define MEMC_CONTROL_INIT5 0x00000004
#define MEMC_MODEBUF_INIT2 0x00000000
#define MEMC_CONTROL_INIT6 0x00000010
#define MEMC_CONTROL_INIT7 0x00000001
/* This is for DDRM16X16X2 */
#define MEMC_DDR_INIT 0x0009
#define MEMC_DDR_MODE 0x62
#define MEMC_DDR_NCDL 0x0005050a
#define MEMC_DDR1_NCDL 0x00000a0a /* For corerev 1 (4712) */
/* mask for sdr/ddr calibration registers */
#define MEMC_RDNCDLCOR_RD_MASK 0x000000ff
#define MEMC_WRNCDLCOR_WR_MASK 0x000000ff
#define MEMC_DQSGATENCDL_G_MASK 0x000000ff
/* masks for miscdlyctl registers */
#define MEMC_MISC_SM_MASK 0x30000000
#define MEMC_MISC_SM_SHIFT 28
#define MEMC_MISC_SD_MASK 0x0f000000
#define MEMC_MISC_SD_SHIFT 24
/* hw threshhold for calculating wr/rd for sdr memc */
#define MEMC_CD_THRESHOLD 128
/* Low bit of init register says if memc is ddr or sdr */
#define MEMC_CONFIG_DDR 0x00000001
#endif /* _SBMEMC_H */