xref: /openbmc/u-boot/include/faraday/ftsdmc020.h (revision e8f80a5a)
1*83d290c5STom Rini /* SPDX-License-Identifier: GPL-2.0+ */
25656b40bSMacpaul Lin /*
35656b40bSMacpaul Lin  * (C) Copyright 2009 Faraday Technology
45656b40bSMacpaul Lin  * Po-Yu Chuang <ratbert@faraday-tech.com>
55656b40bSMacpaul Lin  */
65656b40bSMacpaul Lin 
75656b40bSMacpaul Lin /*
85656b40bSMacpaul Lin  * SDRAM Controller
95656b40bSMacpaul Lin  */
105656b40bSMacpaul Lin #ifndef __FTSDMC020_H
115656b40bSMacpaul Lin #define __FTSDMC020_H
125656b40bSMacpaul Lin 
135656b40bSMacpaul Lin #define FTSDMC020_OFFSET_TP0		0x00
145656b40bSMacpaul Lin #define FTSDMC020_OFFSET_TP1		0x04
155656b40bSMacpaul Lin #define FTSDMC020_OFFSET_CR		0x08
165656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK0_BSR	0x0C
175656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK1_BSR	0x10
185656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK2_BSR	0x14
195656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK3_BSR	0x18
205656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK4_BSR	0x1C
215656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK5_BSR	0x20
225656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK6_BSR	0x24
235656b40bSMacpaul Lin #define FTSDMC020_OFFSET_BANK7_BSR	0x28
245656b40bSMacpaul Lin #define FTSDMC020_OFFSET_ACR		0x34
255656b40bSMacpaul Lin 
265656b40bSMacpaul Lin /*
275656b40bSMacpaul Lin  * Timing Parametet 0 Register
285656b40bSMacpaul Lin  */
295656b40bSMacpaul Lin #define FTSDMC020_TP0_TCL(x)	((x) & 0x3)
305656b40bSMacpaul Lin #define FTSDMC020_TP0_TWR(x)	(((x) & 0x3) << 4)
315656b40bSMacpaul Lin #define FTSDMC020_TP0_TRF(x)	(((x) & 0xf) << 8)
325656b40bSMacpaul Lin #define FTSDMC020_TP0_TRCD(x)	(((x) & 0x7) << 12)
335656b40bSMacpaul Lin #define FTSDMC020_TP0_TRP(x)	(((x) & 0xf) << 16)
345656b40bSMacpaul Lin #define FTSDMC020_TP0_TRAS(x)	(((x) & 0xf) << 20)
355656b40bSMacpaul Lin 
365656b40bSMacpaul Lin /*
375656b40bSMacpaul Lin  * Timing Parametet 1 Register
385656b40bSMacpaul Lin  */
395656b40bSMacpaul Lin #define FTSDMC020_TP1_REF_INTV(x)	((x) & 0xffff)
405656b40bSMacpaul Lin #define FTSDMC020_TP1_INI_REFT(x)	(((x) & 0xf) << 16)
415656b40bSMacpaul Lin #define FTSDMC020_TP1_INI_PREC(x)	(((x) & 0xf) << 20)
425656b40bSMacpaul Lin 
435656b40bSMacpaul Lin /*
445656b40bSMacpaul Lin  * Configuration Register
455656b40bSMacpaul Lin  */
465656b40bSMacpaul Lin #define FTSDMC020_CR_SREF	(1 << 0)
475656b40bSMacpaul Lin #define FTSDMC020_CR_PWDN	(1 << 1)
485656b40bSMacpaul Lin #define FTSDMC020_CR_ISMR	(1 << 2)
495656b40bSMacpaul Lin #define FTSDMC020_CR_IREF	(1 << 3)
505656b40bSMacpaul Lin #define FTSDMC020_CR_IPREC	(1 << 4)
515656b40bSMacpaul Lin #define FTSDMC020_CR_REFTYPE	(1 << 5)
525656b40bSMacpaul Lin 
535656b40bSMacpaul Lin /*
545656b40bSMacpaul Lin  * SDRAM External Bank Base/Size Register
555656b40bSMacpaul Lin  */
565656b40bSMacpaul Lin #define FTSDMC020_BANK_ENABLE		(1 << 28)
575656b40bSMacpaul Lin 
585656b40bSMacpaul Lin #define FTSDMC020_BANK_BASE(addr)	(((addr) >> 20) << 16)
595656b40bSMacpaul Lin 
605656b40bSMacpaul Lin #define FTSDMC020_BANK_DDW_X4		(0 << 12)
615656b40bSMacpaul Lin #define FTSDMC020_BANK_DDW_X8		(1 << 12)
625656b40bSMacpaul Lin #define FTSDMC020_BANK_DDW_X16		(2 << 12)
635656b40bSMacpaul Lin #define FTSDMC020_BANK_DDW_X32		(3 << 12)
645656b40bSMacpaul Lin 
655656b40bSMacpaul Lin #define FTSDMC020_BANK_DSZ_16M		(0 << 8)
665656b40bSMacpaul Lin #define FTSDMC020_BANK_DSZ_64M		(1 << 8)
675656b40bSMacpaul Lin #define FTSDMC020_BANK_DSZ_128M		(2 << 8)
685656b40bSMacpaul Lin #define FTSDMC020_BANK_DSZ_256M		(3 << 8)
695656b40bSMacpaul Lin 
705656b40bSMacpaul Lin #define FTSDMC020_BANK_MBW_8		(0 << 4)
715656b40bSMacpaul Lin #define FTSDMC020_BANK_MBW_16		(1 << 4)
725656b40bSMacpaul Lin #define FTSDMC020_BANK_MBW_32		(2 << 4)
735656b40bSMacpaul Lin 
745656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_1M		0x0
755656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_2M		0x1
765656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_4M		0x2
775656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_8M		0x3
785656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_16M		0x4
795656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_32M		0x5
805656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_64M		0x6
815656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_128M	0x7
825656b40bSMacpaul Lin #define FTSDMC020_BANK_SIZE_256M	0x8
835656b40bSMacpaul Lin 
845656b40bSMacpaul Lin /*
855656b40bSMacpaul Lin  * Arbiter Control Register
865656b40bSMacpaul Lin  */
875656b40bSMacpaul Lin #define FTSDMC020_ACR_TOC(x)	((x) & 0x1f)
885656b40bSMacpaul Lin #define FTSDMC020_ACR_TOE	(1 << 8)
895656b40bSMacpaul Lin 
905656b40bSMacpaul Lin #endif	/* __FTSDMC020_H */
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