/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2005 Ivan Kokshaysky
* Copyright (C) SAN People
*
* Memory Controllers (MC, EBI, SMC, SDRAMC, BFC) - System peripherals
* registers.
* Based on AT91RM9200 datasheet revision E.
*/
#ifndef _LINUX_MFD_SYSCON_ATMEL_MC_H_
#define _LINUX_MFD_SYSCON_ATMEL_MC_H_
/* Memory Controller */
#define AT91_MC_RCR 0 x00
#define AT91_MC_RCB BIT(0 )
#define AT91_MC_ASR 0 x04
#define AT91_MC_UNADD BIT(0 )
#define AT91_MC_MISADD BIT(1 )
#define AT91_MC_ABTSZ GENMASK(9 , 8 )
#define AT91_MC_ABTSZ_BYTE (0 << 8 )
#define AT91_MC_ABTSZ_HALFWORD (1 << 8 )
#define AT91_MC_ABTSZ_WORD (2 << 8 )
#define AT91_MC_ABTTYP GENMASK(11 , 10 )
#define AT91_MC_ABTTYP_DATAREAD (0 << 10 )
#define AT91_MC_ABTTYP_DATAWRITE (1 << 10 )
#define AT91_MC_ABTTYP_FETCH (2 << 10 )
#define AT91_MC_MST(n) BIT(16 + (n))
#define AT91_MC_SVMST(n) BIT(24 + (n))
#define AT91_MC_AASR 0 x08
#define AT91_MC_MPR 0 x0c
#define AT91_MPR_MSTP(n) GENMASK(2 + ((x) * 4 ), ((x) * 4 ))
/* External Bus Interface (EBI) registers */
#define AT91_MC_EBI_CSA 0 x60
#define AT91_MC_EBI_CS(n) BIT(x)
#define AT91_MC_EBI_NUM_CS 8
#define AT91_MC_EBI_CFGR 0 x64
#define AT91_MC_EBI_DBPUC BIT(0 )
/* Static Memory Controller (SMC) registers */
#define AT91_MC_SMC_CSR(n) (0 x70 + ((n) * 4 ))
#define AT91_MC_SMC_NWS GENMASK(6 , 0 )
#define AT91_MC_SMC_NWS_(x) ((x) << 0 )
#define AT91_MC_SMC_WSEN BIT(7 )
#define AT91_MC_SMC_TDF GENMASK(11 , 8 )
#define AT91_MC_SMC_TDF_(x) ((x) << 8 )
#define AT91_MC_SMC_TDF_MAX 0 xf
#define AT91_MC_SMC_BAT BIT(12 )
#define AT91_MC_SMC_DBW GENMASK(14 , 13 )
#define AT91_MC_SMC_DBW_16 (1 << 13 )
#define AT91_MC_SMC_DBW_8 (2 << 13 )
#define AT91_MC_SMC_DPR BIT(15 )
#define AT91_MC_SMC_ACSS GENMASK(17 , 16 )
#define AT91_MC_SMC_ACSS_(x) ((x) << 16 )
#define AT91_MC_SMC_ACSS_MAX 3
#define AT91_MC_SMC_RWSETUP GENMASK(26 , 24 )
#define AT91_MC_SMC_RWSETUP_(x) ((x) << 24 )
#define AT91_MC_SMC_RWHOLD GENMASK(30 , 28 )
#define AT91_MC_SMC_RWHOLD_(x) ((x) << 28 )
#define AT91_MC_SMC_RWHOLDSETUP_MAX 7
/* SDRAM Controller registers */
#define AT91_MC_SDRAMC_MR 0 x90
#define AT91_MC_SDRAMC_MODE GENMASK(3 , 0 )
#define AT91_MC_SDRAMC_MODE_NORMAL (0 << 0 )
#define AT91_MC_SDRAMC_MODE_NOP (1 << 0 )
#define AT91_MC_SDRAMC_MODE_PRECHARGE (2 << 0 )
#define AT91_MC_SDRAMC_MODE_LMR (3 << 0 )
#define AT91_MC_SDRAMC_MODE_REFRESH (4 << 0 )
#define AT91_MC_SDRAMC_DBW_16 BIT(4 )
#define AT91_MC_SDRAMC_TR 0 x94
#define AT91_MC_SDRAMC_COUNT GENMASK(11 , 0 )
#define AT91_MC_SDRAMC_CR 0 x98
#define AT91_MC_SDRAMC_NC GENMASK(1 , 0 )
#define AT91_MC_SDRAMC_NC_8 (0 << 0 )
#define AT91_MC_SDRAMC_NC_9 (1 << 0 )
#define AT91_MC_SDRAMC_NC_10 (2 << 0 )
#define AT91_MC_SDRAMC_NC_11 (3 << 0 )
#define AT91_MC_SDRAMC_NR GENMASK(3 , 2 )
#define AT91_MC_SDRAMC_NR_11 (0 << 2 )
#define AT91_MC_SDRAMC_NR_12 (1 << 2 )
#define AT91_MC_SDRAMC_NR_13 (2 << 2 )
#define AT91_MC_SDRAMC_NB BIT(4 )
#define AT91_MC_SDRAMC_NB_2 (0 << 4 )
#define AT91_MC_SDRAMC_NB_4 (1 << 4 )
#define AT91_MC_SDRAMC_CAS GENMASK(6 , 5 )
#define AT91_MC_SDRAMC_CAS_2 (2 << 5 )
#define AT91_MC_SDRAMC_TWR GENMASK(10 , 7 )
#define AT91_MC_SDRAMC_TRC GENMASK(14 , 11 )
#define AT91_MC_SDRAMC_TRP GENMASK(18 , 15 )
#define AT91_MC_SDRAMC_TRCD GENMASK(22 , 19 )
#define AT91_MC_SDRAMC_TRAS GENMASK(26 , 23 )
#define AT91_MC_SDRAMC_TXSR GENMASK(30 , 27 )
#define AT91_MC_SDRAMC_SRR 0 x9c
#define AT91_MC_SDRAMC_SRCB BIT(0 )
#define AT91_MC_SDRAMC_LPR 0 xa0
#define AT91_MC_SDRAMC_LPCB BIT(0 )
#define AT91_MC_SDRAMC_IER 0 xa4
#define AT91_MC_SDRAMC_IDR 0 xa8
#define AT91_MC_SDRAMC_IMR 0 xac
#define AT91_MC_SDRAMC_ISR 0 xb0
#define AT91_MC_SDRAMC_RES BIT(0 )
/* Burst Flash Controller register */
#define AT91_MC_BFC_MR 0 xc0
#define AT91_MC_BFC_BFCOM GENMASK(1 , 0 )
#define AT91_MC_BFC_BFCOM_DISABLED (0 << 0 )
#define AT91_MC_BFC_BFCOM_ASYNC (1 << 0 )
#define AT91_MC_BFC_BFCOM_BURST (2 << 0 )
#define AT91_MC_BFC_BFCC GENMASK(3 , 2 )
#define AT91_MC_BFC_BFCC_MCK (1 << 2 )
#define AT91_MC_BFC_BFCC_DIV2 (2 << 2 )
#define AT91_MC_BFC_BFCC_DIV4 (3 << 2 )
#define AT91_MC_BFC_AVL GENMASK(7 , 4 )
#define AT91_MC_BFC_PAGES GENMASK(10 , 8 )
#define AT91_MC_BFC_PAGES_NO_PAGE (0 << 8 )
#define AT91_MC_BFC_PAGES_16 (1 << 8 )
#define AT91_MC_BFC_PAGES_32 (2 << 8 )
#define AT91_MC_BFC_PAGES_64 (3 << 8 )
#define AT91_MC_BFC_PAGES_128 (4 << 8 )
#define AT91_MC_BFC_PAGES_256 (5 << 8 )
#define AT91_MC_BFC_PAGES_512 (6 << 8 )
#define AT91_MC_BFC_PAGES_1024 (7 << 8 )
#define AT91_MC_BFC_OEL GENMASK(13 , 12 )
#define AT91_MC_BFC_BAAEN BIT(16 )
#define AT91_MC_BFC_BFOEH BIT(17 )
#define AT91_MC_BFC_MUXEN BIT(18 )
#define AT91_MC_BFC_RDYEN BIT(19 )
#endif /* _LINUX_MFD_SYSCON_ATMEL_MC_H_ */
Messung V0.5 in Prozent C=91 H=100 G=95
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-07)
¤
*© Formatika GbR, Deutschland