6b13f685e
 김민수
BSP 최초 추가
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/*
* (C) Copyright 2009 Faraday Technology
* Po-Yu Chuang <ratbert@faraday-tech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* SDRAM Controller
*/
#ifndef __FTSDMC020_H
#define __FTSDMC020_H
#define FTSDMC020_OFFSET_TP0 0x00
#define FTSDMC020_OFFSET_TP1 0x04
#define FTSDMC020_OFFSET_CR 0x08
#define FTSDMC020_OFFSET_BANK0_BSR 0x0C
#define FTSDMC020_OFFSET_BANK1_BSR 0x10
#define FTSDMC020_OFFSET_BANK2_BSR 0x14
#define FTSDMC020_OFFSET_BANK3_BSR 0x18
#define FTSDMC020_OFFSET_BANK4_BSR 0x1C
#define FTSDMC020_OFFSET_BANK5_BSR 0x20
#define FTSDMC020_OFFSET_BANK6_BSR 0x24
#define FTSDMC020_OFFSET_BANK7_BSR 0x28
#define FTSDMC020_OFFSET_ACR 0x34
/*
* Timing Parametet 0 Register
*/
#define FTSDMC020_TP0_TCL(x) ((x) & 0x3)
#define FTSDMC020_TP0_TWR(x) (((x) & 0x3) << 4)
#define FTSDMC020_TP0_TRF(x) (((x) & 0xf) << 8)
#define FTSDMC020_TP0_TRCD(x) (((x) & 0x7) << 12)
#define FTSDMC020_TP0_TRP(x) (((x) & 0xf) << 16)
#define FTSDMC020_TP0_TRAS(x) (((x) & 0xf) << 20)
/*
* Timing Parametet 1 Register
*/
#define FTSDMC020_TP1_REF_INTV(x) ((x) & 0xffff)
#define FTSDMC020_TP1_INI_REFT(x) (((x) & 0xf) << 16)
#define FTSDMC020_TP1_INI_PREC(x) (((x) & 0xf) << 20)
/*
* Configuration Register
*/
#define FTSDMC020_CR_SREF (1 << 0)
#define FTSDMC020_CR_PWDN (1 << 1)
#define FTSDMC020_CR_ISMR (1 << 2)
#define FTSDMC020_CR_IREF (1 << 3)
#define FTSDMC020_CR_IPREC (1 << 4)
#define FTSDMC020_CR_REFTYPE (1 << 5)
/*
* SDRAM External Bank Base/Size Register
*/
#define FTSDMC020_BANK_ENABLE (1 << 28)
#define FTSDMC020_BANK_BASE(addr) (((addr) >> 20) << 16)
#define FTSDMC020_BANK_DDW_X4 (0 << 12)
#define FTSDMC020_BANK_DDW_X8 (1 << 12)
#define FTSDMC020_BANK_DDW_X16 (2 << 12)
#define FTSDMC020_BANK_DDW_X32 (3 << 12)
#define FTSDMC020_BANK_DSZ_16M (0 << 8)
#define FTSDMC020_BANK_DSZ_64M (1 << 8)
#define FTSDMC020_BANK_DSZ_128M (2 << 8)
#define FTSDMC020_BANK_DSZ_256M (3 << 8)
#define FTSDMC020_BANK_MBW_8 (0 << 4)
#define FTSDMC020_BANK_MBW_16 (1 << 4)
#define FTSDMC020_BANK_MBW_32 (2 << 4)
#define FTSDMC020_BANK_SIZE_1M 0x0
#define FTSDMC020_BANK_SIZE_2M 0x1
#define FTSDMC020_BANK_SIZE_4M 0x2
#define FTSDMC020_BANK_SIZE_8M 0x3
#define FTSDMC020_BANK_SIZE_16M 0x4
#define FTSDMC020_BANK_SIZE_32M 0x5
#define FTSDMC020_BANK_SIZE_64M 0x6
#define FTSDMC020_BANK_SIZE_128M 0x7
#define FTSDMC020_BANK_SIZE_256M 0x8
/*
* Arbiter Control Register
*/
#define FTSDMC020_ACR_TOC(x) ((x) & 0x1f)
#define FTSDMC020_ACR_TOE (1 << 8)
#endif /* __FTSDMC020_H */
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