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5656b40bb3
Move the header file "ftsdmc020.h" (SDRAM Controller) to "include/faraday" folder. This change will let other SoC which also use ftsdmc020 could share the same header file. Signed-off-by: Macpaul Lin <macpaul@andestech.com>
104 lines
3.1 KiB
C
104 lines
3.1 KiB
C
/*
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* (C) Copyright 2009 Faraday Technology
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* Po-Yu Chuang <ratbert@faraday-tech.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*
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* SDRAM Controller
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*/
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#ifndef __FTSDMC020_H
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#define __FTSDMC020_H
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#define FTSDMC020_OFFSET_TP0 0x00
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#define FTSDMC020_OFFSET_TP1 0x04
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#define FTSDMC020_OFFSET_CR 0x08
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#define FTSDMC020_OFFSET_BANK0_BSR 0x0C
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#define FTSDMC020_OFFSET_BANK1_BSR 0x10
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#define FTSDMC020_OFFSET_BANK2_BSR 0x14
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#define FTSDMC020_OFFSET_BANK3_BSR 0x18
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#define FTSDMC020_OFFSET_BANK4_BSR 0x1C
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#define FTSDMC020_OFFSET_BANK5_BSR 0x20
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#define FTSDMC020_OFFSET_BANK6_BSR 0x24
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#define FTSDMC020_OFFSET_BANK7_BSR 0x28
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#define FTSDMC020_OFFSET_ACR 0x34
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/*
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* Timing Parametet 0 Register
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*/
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#define FTSDMC020_TP0_TCL(x) ((x) & 0x3)
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#define FTSDMC020_TP0_TWR(x) (((x) & 0x3) << 4)
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#define FTSDMC020_TP0_TRF(x) (((x) & 0xf) << 8)
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#define FTSDMC020_TP0_TRCD(x) (((x) & 0x7) << 12)
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#define FTSDMC020_TP0_TRP(x) (((x) & 0xf) << 16)
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#define FTSDMC020_TP0_TRAS(x) (((x) & 0xf) << 20)
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/*
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* Timing Parametet 1 Register
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*/
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#define FTSDMC020_TP1_REF_INTV(x) ((x) & 0xffff)
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#define FTSDMC020_TP1_INI_REFT(x) (((x) & 0xf) << 16)
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#define FTSDMC020_TP1_INI_PREC(x) (((x) & 0xf) << 20)
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/*
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* Configuration Register
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*/
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#define FTSDMC020_CR_SREF (1 << 0)
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#define FTSDMC020_CR_PWDN (1 << 1)
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#define FTSDMC020_CR_ISMR (1 << 2)
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#define FTSDMC020_CR_IREF (1 << 3)
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#define FTSDMC020_CR_IPREC (1 << 4)
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#define FTSDMC020_CR_REFTYPE (1 << 5)
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/*
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* SDRAM External Bank Base/Size Register
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*/
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#define FTSDMC020_BANK_ENABLE (1 << 28)
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#define FTSDMC020_BANK_BASE(addr) (((addr) >> 20) << 16)
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#define FTSDMC020_BANK_DDW_X4 (0 << 12)
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#define FTSDMC020_BANK_DDW_X8 (1 << 12)
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#define FTSDMC020_BANK_DDW_X16 (2 << 12)
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#define FTSDMC020_BANK_DDW_X32 (3 << 12)
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#define FTSDMC020_BANK_DSZ_16M (0 << 8)
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#define FTSDMC020_BANK_DSZ_64M (1 << 8)
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#define FTSDMC020_BANK_DSZ_128M (2 << 8)
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#define FTSDMC020_BANK_DSZ_256M (3 << 8)
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#define FTSDMC020_BANK_MBW_8 (0 << 4)
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#define FTSDMC020_BANK_MBW_16 (1 << 4)
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#define FTSDMC020_BANK_MBW_32 (2 << 4)
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#define FTSDMC020_BANK_SIZE_1M 0x0
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#define FTSDMC020_BANK_SIZE_2M 0x1
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#define FTSDMC020_BANK_SIZE_4M 0x2
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#define FTSDMC020_BANK_SIZE_8M 0x3
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#define FTSDMC020_BANK_SIZE_16M 0x4
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#define FTSDMC020_BANK_SIZE_32M 0x5
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#define FTSDMC020_BANK_SIZE_64M 0x6
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#define FTSDMC020_BANK_SIZE_128M 0x7
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#define FTSDMC020_BANK_SIZE_256M 0x8
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/*
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* Arbiter Control Register
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*/
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#define FTSDMC020_ACR_TOC(x) ((x) & 0x1f)
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#define FTSDMC020_ACR_TOE (1 << 8)
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#endif /* __FTSDMC020_H */
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