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Diffstat (limited to 'openwrt/package/linux/kernel-source/include/sbmemc.h')
| -rw-r--r-- | openwrt/package/linux/kernel-source/include/sbmemc.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/openwrt/package/linux/kernel-source/include/sbmemc.h b/openwrt/package/linux/kernel-source/include/sbmemc.h new file mode 100644 index 0000000000..d0002ac345 --- /dev/null +++ b/openwrt/package/linux/kernel-source/include/sbmemc.h @@ -0,0 +1,147 @@ +/* + * 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 */ |