upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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518 lines
25 KiB
518 lines
25 KiB
/*
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* (C) Copyright 2008
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* AT91CAP9 definitions
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* Author : ATMEL AT91 application group
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (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., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef AT91CAP9_H
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#define AT91CAP9_H
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typedef volatile unsigned int AT91_REG;
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/* Static Memory Controller */
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typedef struct _AT91S_SMC {
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AT91_REG SMC_SETUP0; /* Setup Register for CS 0 */
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AT91_REG SMC_PULSE0; /* Pulse Register for CS 0 */
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AT91_REG SMC_CYCLE0; /* Cycle Register for CS 0 */
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AT91_REG SMC_CTRL0; /* Control Register for CS 0 */
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AT91_REG SMC_SETUP1; /* Setup Register for CS 1 */
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AT91_REG SMC_PULSE1; /* Pulse Register for CS 1 */
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AT91_REG SMC_CYCLE1; /* Cycle Register for CS 1 */
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AT91_REG SMC_CTRL1; /* Control Register for CS 1 */
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AT91_REG SMC_SETUP2; /* Setup Register for CS 2 */
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AT91_REG SMC_PULSE2; /* Pulse Register for CS 2 */
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AT91_REG SMC_CYCLE2; /* Cycle Register for CS 2 */
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AT91_REG SMC_CTRL2; /* Control Register for CS 2 */
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AT91_REG SMC_SETUP3; /* Setup Register for CS 3 */
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AT91_REG SMC_PULSE3; /* Pulse Register for CS 3 */
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AT91_REG SMC_CYCLE3; /* Cycle Register for CS 3 */
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AT91_REG SMC_CTRL3; /* Control Register for CS 3 */
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AT91_REG SMC_SETUP4; /* Setup Register for CS 4 */
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AT91_REG SMC_PULSE4; /* Pulse Register for CS 4 */
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AT91_REG SMC_CYCLE4; /* Cycle Register for CS 4 */
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AT91_REG SMC_CTRL4; /* Control Register for CS 4 */
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AT91_REG SMC_SETUP5; /* Setup Register for CS 5 */
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AT91_REG SMC_PULSE5; /* Pulse Register for CS 5 */
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AT91_REG SMC_CYCLE5; /* Cycle Register for CS 5 */
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AT91_REG SMC_CTRL5; /* Control Register for CS 5 */
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AT91_REG SMC_SETUP6; /* Setup Register for CS 6 */
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AT91_REG SMC_PULSE6; /* Pulse Register for CS 6 */
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AT91_REG SMC_CYCLE6; /* Cycle Register for CS 6 */
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AT91_REG SMC_CTRL6; /* Control Register for CS 6 */
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AT91_REG SMC_SETUP7; /* Setup Register for CS 7 */
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AT91_REG SMC_PULSE7; /* Pulse Register for CS 7 */
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AT91_REG SMC_CYCLE7; /* Cycle Register for CS 7 */
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AT91_REG SMC_CTRL7; /* Control Register for CS 7 */
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} AT91S_SMC, *AT91PS_SMC;
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/* SMC_SETUP : (SMC Offset: 0x0) Setup Register for CS x */
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#define AT91C_SMC_NWESETUP (0x3F << 0) /* NWE Setup Length */
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#define AT91C_SMC_NCSSETUPWR (0x3F << 8) /* NCS Setup Length for WRite */
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#define AT91C_SMC_NRDSETUP (0x3F << 16) /* NRD Setup Length */
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#define AT91C_SMC_NCSSETUPRD (0x3F << 24) /* NCS Setup Length for ReaD */
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/* SMC_PULSE : (SMC Offset: 0x4) Pulse Register for CS x */
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#define AT91C_SMC_NWEPULSE (0x7F << 0) /* NWE Pulse Length */
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#define AT91C_SMC_NCSPULSEWR (0x7F << 8) /* NCS Pulse Length for WRite */
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#define AT91C_SMC_NRDPULSE (0x7F << 16) /* NRD Pulse Length */
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#define AT91C_SMC_NCSPULSERD (0x7F << 24) /* NCS Pulse Length for ReaD */
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/* SMC_CYC : (SMC Offset: 0x8) Cycle Register for CS x */
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#define AT91C_SMC_NWECYCLE (0x1FF << 0) /* Total Write Cycle Length */
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#define AT91C_SMC_NRDCYCLE (0x1FF << 16) /* Total Read Cycle Length */
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/* SMC_CTRL : (SMC Offset: 0xc) Control Register for CS x */
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#define AT91C_SMC_READMODE (0x1 << 0) /* Read Mode */
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#define AT91C_SMC_WRITEMODE (0x1 << 1) /* Write Mode */
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#define AT91C_SMC_NWAITM (0x3 << 5) /* NWAIT Mode */
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/* External NWAIT disabled */
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#define AT91C_SMC_NWAITM_NWAIT_DISABLE (0x0 << 5)
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/* External NWAIT enabled in frozen mode */
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#define AT91C_SMC_NWAITM_NWAIT_ENABLE_FROZEN (0x2 << 5)
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/* External NWAIT enabled in ready mode */
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#define AT91C_SMC_NWAITM_NWAIT_ENABLE_READY (0x3 << 5)
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#define AT91C_SMC_BAT (0x1 << 8) /* Byte Access Type */
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/*
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* Write controled by ncs, nbs0, nbs1, nbs2, nbs3.
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* Read controled by ncs, nrd, nbs0, nbs1, nbs2, nbs3.
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*/
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#define AT91C_SMC_BAT_BYTE_SELECT (0x0 << 8)
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/*
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* Write controled by ncs, nwe0, nwe1, nwe2, nwe3.
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* Read controled by ncs and nrd.
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*/
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#define AT91C_SMC_BAT_BYTE_WRITE (0x1 << 8)
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#define AT91C_SMC_DBW (0x3 << 12) /* Data Bus Width */
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#define AT91C_SMC_DBW_WIDTH_EIGTH_BITS (0x0 << 12)
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#define AT91C_SMC_DBW_WIDTH_SIXTEEN_BITS (0x1 << 12)
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#define AT91C_SMC_DBW_WIDTH_THIRTY_TWO_BITS (0x2 << 12)
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#define AT91C_SMC_TDF (0xF << 16) /* Data Float Time */
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#define AT91C_SMC_TDFEN (0x1 << 20) /* TDF Enabled */
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#define AT91C_SMC_PMEN (0x1 << 24) /* Page Mode Enabled */
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#define AT91C_SMC_PS (0x3 << 28) /* Page Size */
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#define AT91C_SMC_PS_SIZE_FOUR_BYTES (0x0 << 28)
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#define AT91C_SMC_PS_SIZE_EIGHT_BYTES (0x1 << 28)
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#define AT91C_SMC_PS_SIZE_SIXTEEN_BYTES (0x2 << 28)
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#define AT91C_SMC_PS_SIZE_THIRTY_TWO_BYTES (0x3 << 28)
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/* SMC_SETUP : (SMC Offset: 0x10) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x14) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x18) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x1c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x20) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x24) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x28) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x2c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x30) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x34) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x38) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x3c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x40) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x44) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x48) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x4c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x50) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x54) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x58) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x5c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x60) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x64) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x68) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x6c) Control Register for CS x */
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/* SMC_SETUP : (SMC Offset: 0x70) Setup Register for CS x */
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/* SMC_PULSE : (SMC Offset: 0x74) Pulse Register for CS x */
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/* SMC_CYC : (SMC Offset: 0x78) Cycle Register for CS x */
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/* SMC_CTRL : (SMC Offset: 0x7c) Control Register for CS x */
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/* AHB CCFG */
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typedef struct _AT91S_CCFG {
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AT91_REG Reserved0[1];
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AT91_REG CCFG_MPBS0; /* MPB Slave 0 */
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AT91_REG CCFG_UDPHS; /* AHB Periphs */
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AT91_REG CCFG_MPBS1; /* MPB Slave 1 */
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AT91_REG CCFG_EBICSA; /* EBI Chip Select Assignement */
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AT91_REG Reserved1[2];
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AT91_REG CCFG_MPBS2; /* MPB Slave 2 */
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AT91_REG CCFG_MPBS3; /* MPB Slave 3 */
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AT91_REG CCFG_BRIDGE; /* APB Bridge */
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AT91_REG Reserved2[49];
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AT91_REG CCFG_MATRIXVERSION;/* Version */
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} AT91S_CCFG, *AT91PS_CCFG;
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/* CCFG_UDPHS : (CCFG Offset: 0x8) UDPHS Configuration */
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#define AT91C_CCFG_UDPHS_UDP_SELECT (0x1 << 31) /* UDPHS or UDP */
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#define AT91C_CCFG_UDPHS_UDP_SELECT_UDPHS (0x0 << 31)
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#define AT91C_CCFG_UDPHS_UDP_SELECT_UDP (0x1 << 31)
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/* CCFG_EBICSA : (CCFG Offset: 0x10) EBI Chip Select Assignement Register */
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#define AT91C_EBI_CS1A (0x1 << 1) /* CS1 Assignment */
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#define AT91C_EBI_CS1A_SMC (0x0 << 1)
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#define AT91C_EBI_CS1A_BCRAMC (0x1 << 1)
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#define AT91C_EBI_CS3A (0x1 << 3) /* CS 3 Assignment */
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#define AT91C_EBI_CS3A_SMC (0x0 << 3)
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#define AT91C_EBI_CS3A_SM (0x1 << 3)
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#define AT91C_EBI_CS4A (0x1 << 4) /* CS4 Assignment */
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#define AT91C_EBI_CS4A_SMC (0x0 << 4)
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#define AT91C_EBI_CS4A_CF (0x1 << 4)
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#define AT91C_EBI_CS5A (0x1 << 5) /* CS 5 Assignment */
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#define AT91C_EBI_CS5A_SMC (0x0 << 5)
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#define AT91C_EBI_CS5A_CF (0x1 << 5)
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#define AT91C_EBI_DBPUC (0x1 << 8) /* Data Bus Pull-up */
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#define AT91C_EBI_DDRPUC (0x1 << 9) /* DDDR DQS Pull-up */
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#define AT91C_EBI_SUP (0x1 << 16) /* EBI Supply */
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#define AT91C_EBI_SUP_1V8 (0x0 << 16)
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#define AT91C_EBI_SUP_3V3 (0x1 << 16)
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#define AT91C_EBI_LP (0x1 << 17) /* EBI Low Power */
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#define AT91C_EBI_LP_LOW_DRIVE (0x0 << 17)
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#define AT91C_EBI_LP_STD_DRIVE (0x1 << 17)
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#define AT91C_CCFG_DDR_SDR_SELECT (0x1 << 31) /* DDR or SDR */
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#define AT91C_CCFG_DDR_SDR_SELECT_DDR (0x0 << 31)
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#define AT91C_CCFG_DDR_SDR_SELECT_SDR (0x1 << 31)
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/* CCFG_BRIDGE : (CCFG Offset: 0x24) BRIDGE Configuration */
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#define AT91C_CCFG_AES_TDES_SELECT (0x1 << 31) /* AES or TDES */
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#define AT91C_CCFG_AES_TDES_SELECT_AES (0x0 << 31)
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#define AT91C_CCFG_AES_TDES_SELECT_TDES (0x1 << 31)
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/* PIO controller */
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typedef struct _AT91S_PIO {
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AT91_REG PIO_PER; /* PIO Enable Register */
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AT91_REG PIO_PDR; /* PIO Disable Register */
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AT91_REG PIO_PSR; /* PIO Status Register */
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AT91_REG Reserved0[1];
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AT91_REG PIO_OER; /* Output Enable Register */
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AT91_REG PIO_ODR; /* Output Disable Register */
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AT91_REG PIO_OSR; /* Output Status Register */
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AT91_REG Reserved1[1];
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AT91_REG PIO_IFER; /* Input Filter Enable Register */
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AT91_REG PIO_IFDR; /* Input Filter Disable Register */
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AT91_REG PIO_IFSR; /* Input Filter Status Register */
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AT91_REG Reserved2[1];
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AT91_REG PIO_SODR; /* Set Output Data Register */
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AT91_REG PIO_CODR; /* Clear Output Data Register */
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AT91_REG PIO_ODSR; /* Output Data Status Register */
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AT91_REG PIO_PDSR; /* Pin Data Status Register */
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AT91_REG PIO_IER; /* Interrupt Enable Register */
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AT91_REG PIO_IDR; /* Interrupt Disable Register */
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AT91_REG PIO_IMR; /* Interrupt Mask Register */
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AT91_REG PIO_ISR; /* Interrupt Status Register */
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AT91_REG PIO_MDER; /* Multi-driver Enable Register */
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AT91_REG PIO_MDDR; /* Multi-driver Disable Register */
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AT91_REG PIO_MDSR; /* Multi-driver Status Register */
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AT91_REG Reserved3[1];
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AT91_REG PIO_PPUDR; /* Pull-up Disable Register */
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AT91_REG PIO_PPUER; /* Pull-up Enable Register */
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AT91_REG PIO_PPUSR; /* Pull-up Status Register */
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AT91_REG Reserved4[1];
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AT91_REG PIO_ASR; /* Select A Register */
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AT91_REG PIO_BSR; /* Select B Register */
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AT91_REG PIO_ABSR; /* AB Select Status Register */
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AT91_REG Reserved5[9];
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AT91_REG PIO_OWER; /* Output Write Enable Register */
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AT91_REG PIO_OWDR; /* Output Write Disable Register */
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AT91_REG PIO_OWSR; /* Output Write Status Register */
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} AT91S_PIO, *AT91PS_PIO;
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/* Power Management Controller */
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typedef struct _AT91S_PMC {
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AT91_REG PMC_SCER; /* System Clock Enable Register */
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AT91_REG PMC_SCDR; /* System Clock Disable Register */
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AT91_REG PMC_SCSR; /* System Clock Status Register */
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AT91_REG Reserved0[1];
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AT91_REG PMC_PCER; /* Peripheral Clock Enable Register */
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AT91_REG PMC_PCDR; /* Peripheral Clock Disable Register */
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AT91_REG PMC_PCSR; /* Peripheral Clock Status Register */
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AT91_REG PMC_UCKR; /* UTMI Clock Configuration Register */
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AT91_REG PMC_MOR; /* Main Oscillator Register */
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AT91_REG PMC_MCFR; /* Main Clock Frequency Register */
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AT91_REG PMC_PLLAR; /* PLL A Register */
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AT91_REG PMC_PLLBR; /* PLL B Register */
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AT91_REG PMC_MCKR; /* Master Clock Register */
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AT91_REG Reserved1[3];
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AT91_REG PMC_PCKR[8]; /* Programmable Clock Register */
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AT91_REG PMC_IER; /* Interrupt Enable Register */
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AT91_REG PMC_IDR; /* Interrupt Disable Register */
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AT91_REG PMC_SR; /* Status Register */
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AT91_REG PMC_IMR; /* Interrupt Mask Register */
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} AT91S_PMC, *AT91PS_PMC;
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/* PMC_SCER : (PMC Offset: 0x0) System Clock Enable Register */
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#define AT91C_PMC_PCK (0x1 << 0) /* Processor Clock */
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#define AT91C_PMC_OTG (0x1 << 5) /* USB OTG Clock */
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#define AT91C_PMC_UHP (0x1 << 6) /* USB Host Port Clock */
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#define AT91C_PMC_UDP (0x1 << 7) /* USB Device Port Clock */
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#define AT91C_PMC_PCK0 (0x1 << 8) /* Programmable Clock Output */
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#define AT91C_PMC_PCK1 (0x1 << 9) /* Programmable Clock Output */
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#define AT91C_PMC_PCK2 (0x1 << 10) /* Programmable Clock Output */
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#define AT91C_PMC_PCK3 (0x1 << 11) /* Programmable Clock Output */
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/* PMC_SCDR : (PMC Offset: 0x4) System Clock Disable Register */
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/* PMC_SCSR : (PMC Offset: 0x8) System Clock Status Register */
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/* CKGR_UCKR : (PMC Offset: 0x1c) UTMI Clock Configuration Register */
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/* CKGR_MOR : (PMC Offset: 0x20) Main Oscillator Register */
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/* CKGR_MCFR : (PMC Offset: 0x24) Main Clock Frequency Register */
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/* CKGR_PLLAR : (PMC Offset: 0x28) PLL A Register */
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/* CKGR_PLLBR : (PMC Offset: 0x2c) PLL B Register */
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/* PMC_MCKR : (PMC Offset: 0x30) Master Clock Register */
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#define AT91C_PMC_CSS (0x3 << 0) /* Clock Selection */
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#define AT91C_PMC_CSS_SLOW_CLK (0x0 << 0) /* Slow Clk */
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#define AT91C_PMC_CSS_MAIN_CLK (0x1 << 0) /* Main Clk */
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#define AT91C_PMC_CSS_PLLA_CLK (0x2 << 0) /* PLL A Clk */
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#define AT91C_PMC_CSS_PLLB_CLK (0x3 << 0) /* PLL B Clk */
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#define AT91C_PMC_PRES (0x7 << 2) /* Clock Prescaler */
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#define AT91C_PMC_PRES_CLK (0x0 << 2)
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#define AT91C_PMC_PRES_CLK_2 (0x1 << 2)
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#define AT91C_PMC_PRES_CLK_4 (0x2 << 2)
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#define AT91C_PMC_PRES_CLK_8 (0x3 << 2)
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#define AT91C_PMC_PRES_CLK_16 (0x4 << 2)
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#define AT91C_PMC_PRES_CLK_32 (0x5 << 2)
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#define AT91C_PMC_PRES_CLK_64 (0x6 << 2)
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#define AT91C_PMC_MDIV (0x3 << 8) /* Master Clock Division */
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#define AT91C_PMC_MDIV_1 (0x0 << 8)
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#define AT91C_PMC_MDIV_2 (0x1 << 8)
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#define AT91C_PMC_MDIV_4 (0x2 << 8)
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/* PMC_PCKR : (PMC Offset: 0x40) Programmable Clock Register */
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/* PMC_IER : (PMC Offset: 0x60) PMC Interrupt Enable Register */
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#define AT91C_PMC_MOSCS (0x1 << 0) /* MOSC mask */
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#define AT91C_PMC_LOCKA (0x1 << 1) /* PLL A mask */
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#define AT91C_PMC_LOCKB (0x1 << 2) /* PLL B mask */
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#define AT91C_PMC_MCKRDY (0x1 << 3) /* Master mask */
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#define AT91C_PMC_LOCKU (0x1 << 6) /* PLL UTMI mask */
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#define AT91C_PMC_PCK0RDY (0x1 << 8) /* PCK0_RDY mask */
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#define AT91C_PMC_PCK1RDY (0x1 << 9) /* PCK1_RDY mask */
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#define AT91C_PMC_PCK2RDY (0x1 << 10) /* PCK2_RDY mask */
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#define AT91C_PMC_PCK3RDY (0x1 << 11) /* PCK3_RDY mask */
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/* PMC_IDR : (PMC Offset: 0x64) PMC Interrupt Disable Register */
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/* PMC_SR : (PMC Offset: 0x68) PMC Status Register */
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/* PMC_IMR : (PMC Offset: 0x6c) PMC Interrupt Mask Register */
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/* Reset controller */
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typedef struct _AT91S_RSTC {
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AT91_REG RSTC_RCR; /* Reset Control Register */
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AT91_REG RSTC_RSR; /* Reset Status Register */
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AT91_REG RSTC_RMR; /* Reset Mode Register */
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} AT91S_RSTC, *AT91PS_RSTC;
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/* RSTC_RCR : (RSTC Offset: 0x0) Reset Control Register */
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#define AT91C_RSTC_PROCRST (0x1 << 0) /* Processor Reset */
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#define AT91C_RSTC_ICERST (0x1 << 1) /* ICE Interface Reset */
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#define AT91C_RSTC_PERRST (0x1 << 2) /* Peripheral Reset */
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#define AT91C_RSTC_EXTRST (0x1 << 3) /* External Reset */
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#define AT91C_RSTC_KEY (0xFF << 24) /* Password */
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/* RSTC_RSR : (RSTC Offset: 0x4) Reset Status Register */
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#define AT91C_RSTC_URSTS (0x1 << 0) /* User Reset Status */
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#define AT91C_RSTC_RSTTYP (0x7 << 8) /* Reset Type */
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#define AT91C_RSTC_RSTTYP_GENERAL (0x0 << 8)
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#define AT91C_RSTC_RSTTYP_WAKEUP (0x1 << 8)
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#define AT91C_RSTC_RSTTYP_WATCHDOG (0x2 << 8)
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#define AT91C_RSTC_RSTTYP_SOFTWARE (0x3 << 8)
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#define AT91C_RSTC_RSTTYP_USER (0x4 << 8)
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#define AT91C_RSTC_NRSTL (0x1 << 16) /* NRST pin level */
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#define AT91C_RSTC_SRCMP (0x1 << 17) /* Software Rst in Progress. */
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/* RSTC_RMR : (RSTC Offset: 0x8) Reset Mode Register */
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#define AT91C_RSTC_URSTEN (0x1 << 0) /* User Reset Enable */
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#define AT91C_RSTC_URSTIEN (0x1 << 4) /* User Reset Int. Enable */
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#define AT91C_RSTC_ERSTL (0xF << 8) /* User Reset Enable */
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/* Periodic Timer Controller */
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typedef struct _AT91S_PITC {
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AT91_REG PITC_PIMR; /* Period Interval Mode Register */
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AT91_REG PITC_PISR; /* Period Interval Status Register */
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AT91_REG PITC_PIVR; /* Period Interval Value Register */
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AT91_REG PITC_PIIR; /* Period Interval Image Register */
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} AT91S_PITC, *AT91PS_PITC;
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/* PITC_PIMR : (PITC Offset: 0x0) Periodic Interval Mode Register */
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#define AT91C_PITC_PIV (0xFFFFF << 0) /* Periodic Interval Value */
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#define AT91C_PITC_PITEN (0x1 << 24) /* PIT Enable */
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#define AT91C_PITC_PITIEN (0x1 << 25) /* PIT Interrupt Enable */
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/* PITC_PISR : (PITC Offset: 0x4) Periodic Interval Status Register */
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#define AT91C_PITC_PITS (0x1 << 0) /* PIT Status */
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/* PITC_PIVR : (PITC Offset: 0x8) Periodic Interval Value Register */
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#define AT91C_PITC_CPIV (0xFFFFF << 0) /* Current Value */
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#define AT91C_PITC_PICNT (0xFFF << 20) /* Periodic Interval Counter */
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/* PITC_PIIR : (PITC Offset: 0xc) Periodic Interval Image Register */
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/* Serial Paraller Interface */
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typedef struct _AT91S_SPI {
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AT91_REG SPI_CR; /* Control Register */
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AT91_REG SPI_MR; /* Mode Register */
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AT91_REG SPI_RDR; /* Receive Data Register */
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AT91_REG SPI_TDR; /* Transmit Data Register */
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AT91_REG SPI_SR; /* Status Register */
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AT91_REG SPI_IER; /* Interrupt Enable Register */
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AT91_REG SPI_IDR; /* Interrupt Disable Register */
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AT91_REG SPI_IMR; /* Interrupt Mask Register */
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AT91_REG Reserved0[4];
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AT91_REG SPI_CSR[4]; /* Chip Select Register */
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AT91_REG Reserved1[48];
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AT91_REG SPI_RPR; /* Receive Pointer Register */
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AT91_REG SPI_RCR; /* Receive Counter Register */
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AT91_REG SPI_TPR; /* Transmit Pointer Register */
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AT91_REG SPI_TCR; /* Transmit Counter Register */
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AT91_REG SPI_RNPR; /* Receive Next Pointer Register */
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AT91_REG SPI_RNCR; /* Receive Next Counter Register */
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AT91_REG SPI_TNPR; /* Transmit Next Pointer Register */
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AT91_REG SPI_TNCR; /* Transmit Next Counter Register */
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AT91_REG SPI_PTCR; /* PDC Transfer Control Register */
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AT91_REG SPI_PTSR; /* PDC Transfer Status Register */
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} AT91S_SPI, *AT91PS_SPI;
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/* SPI_CR : (SPI Offset: 0x0) SPI Control Register */
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#define AT91C_SPI_SPIEN (0x1 << 0) /* SPI Enable */
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#define AT91C_SPI_SPIDIS (0x1 << 1) /* SPI Disable */
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#define AT91C_SPI_SWRST (0x1 << 7) /* SPI Software reset */
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#define AT91C_SPI_LASTXFER (0x1 << 24) /* SPI Last Transfer */
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/* SPI_MR : (SPI Offset: 0x4) SPI Mode Register */
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#define AT91C_SPI_MSTR (0x1 << 0) /* Master/Slave Mode */
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#define AT91C_SPI_PS (0x1 << 1) /* Peripheral Select */
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#define AT91C_SPI_PS_FIXED (0x0 << 1)
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#define AT91C_SPI_PS_VARIABLE (0x1 << 1)
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#define AT91C_SPI_PCSDEC (0x1 << 2) /* Chip Select Decode */
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#define AT91C_SPI_FDIV (0x1 << 3) /* Clock Selection */
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#define AT91C_SPI_MODFDIS (0x1 << 4) /* Mode Fault Detection */
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#define AT91C_SPI_LLB (0x1 << 7) /* Clock Selection */
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#define AT91C_SPI_PCS (0xF << 16) /* Peripheral Chip Select */
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#define AT91C_SPI_DLYBCS (0xFF << 24) /* Delay Between Chip Selects */
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/* SPI_RDR : (SPI Offset: 0x8) Receive Data Register */
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#define AT91C_SPI_RD (0xFFFF << 0) /* Receive Data */
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#define AT91C_SPI_RPCS (0xF << 16) /* Peripheral CS Status */
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/* SPI_TDR : (SPI Offset: 0xc) Transmit Data Register */
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#define AT91C_SPI_TD (0xFFFF << 0) /* Transmit Data */
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#define AT91C_SPI_TPCS (0xF << 16) /* Peripheral CS Status */
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/* SPI_SR : (SPI Offset: 0x10) Status Register */
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#define AT91C_SPI_RDRF (0x1 << 0) /* Receive Data Register Full */
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#define AT91C_SPI_TDRE (0x1 << 1) /* Trans. Data Register Empty */
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#define AT91C_SPI_MODF (0x1 << 2) /* Mode Fault Error */
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#define AT91C_SPI_OVRES (0x1 << 3) /* Overrun Error Status */
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#define AT91C_SPI_ENDRX (0x1 << 4) /* End of Receiver Transfer */
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#define AT91C_SPI_ENDTX (0x1 << 5) /* End of Receiver Transfer */
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#define AT91C_SPI_RXBUFF (0x1 << 6) /* RXBUFF Interrupt */
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#define AT91C_SPI_TXBUFE (0x1 << 7) /* TXBUFE Interrupt */
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#define AT91C_SPI_NSSR (0x1 << 8) /* NSSR Interrupt */
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#define AT91C_SPI_TXEMPTY (0x1 << 9) /* TXEMPTY Interrupt */
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#define AT91C_SPI_SPIENS (0x1 << 16) /* Enable Status */
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/* SPI_IER : (SPI Offset: 0x14) Interrupt Enable Register */
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/* SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register */
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/* SPI_IMR : (SPI Offset: 0x1c) Interrupt Mask Register */
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/* SPI_CSR : (SPI Offset: 0x30) Chip Select Register */
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#define AT91C_SPI_CPOL (0x1 << 0) /* Clock Polarity */
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#define AT91C_SPI_NCPHA (0x1 << 1) /* Clock Phase */
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#define AT91C_SPI_CSAAT (0x1 << 3) /* CS Active After Transfer */
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#define AT91C_SPI_BITS (0xF << 4) /* Bits Per Transfer */
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#define AT91C_SPI_BITS_8 (0x0 << 4) /* 8 Bits */
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#define AT91C_SPI_BITS_9 (0x1 << 4) /* 9 Bits */
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#define AT91C_SPI_BITS_10 (0x2 << 4) /* 10 Bits */
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#define AT91C_SPI_BITS_11 (0x3 << 4) /* 11 Bits */
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#define AT91C_SPI_BITS_12 (0x4 << 4) /* 12 Bits */
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#define AT91C_SPI_BITS_13 (0x5 << 4) /* 13 Bits */
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#define AT91C_SPI_BITS_14 (0x6 << 4) /* 14 Bits */
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#define AT91C_SPI_BITS_15 (0x7 << 4) /* 15 Bits */
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#define AT91C_SPI_BITS_16 (0x8 << 4) /* 16 Bits */
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#define AT91C_SPI_SCBR (0xFF << 8) /* Serial Clock Baud Rate */
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#define AT91C_SPI_DLYBS (0xFF << 16) /* Delay Before SPCK */
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#define AT91C_SPI_DLYBCT (0xFF << 24) /* Delay Between Transfers */
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/* SPI_PTCR : PDC Transfer Control Register */
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#define AT91C_PDC_RXTEN (0x1 << 0) /* Receiver Transfer Enable */
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#define AT91C_PDC_RXTDIS (0x1 << 1) /* Receiver Transfer Disable */
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#define AT91C_PDC_TXTEN (0x1 << 8) /* Transm. Transfer Enable */
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#define AT91C_PDC_TXTDIS (0x1 << 9) /* Transm. Transfer Disable */
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/* PIO definitions */
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#define AT91C_PIO_PA0 (1 << 0) /* Pin Controlled by PA0 */
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#define AT91C_PA0_SPI0_MISO AT91C_PIO_PA0
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#define AT91C_PIO_PA1 (1 << 1) /* Pin Controlled by PA1 */
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#define AT91C_PA1_SPI0_MOSI AT91C_PIO_PA1
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#define AT91C_PIO_PA2 (1 << 2) /* Pin Controlled by PA2 */
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#define AT91C_PA2_SPI0_SPCK AT91C_PIO_PA2
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#define AT91C_PIO_PA3 (1 << 3) /* Pin Controlled by PA3 */
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#define AT91C_PA3_SPI0_NPCS1 AT91C_PIO_PA3
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#define AT91C_PIO_PA4 (1 << 4) /* Pin Controlled by PA4 */
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#define AT91C_PA4_SPI0_NPCS2A AT91C_PIO_PA4
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#define AT91C_PIO_PA5 (1 << 5) /* Pin Controlled by PA5 */
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#define AT91C_PA5_SPI0_NPCS0 AT91C_PIO_PA5
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#define AT91C_PIO_PA10 (1 << 10) /* Pin Controlled by PA10 */
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#define AT91C_PIO_PA11 (1 << 11) /* Pin Controlled by PA11 */
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#define AT91C_PIO_PA22 (1 << 22) /* Pin Controlled by PA22 */
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#define AT91C_PA22_TXD0 AT91C_PIO_PA22
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#define AT91C_PIO_PA23 (1 << 23) /* Pin Controlled by PA23 */
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#define AT91C_PA23_RXD0 AT91C_PIO_PA23
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#define AT91C_PIO_PA28 (1 << 28) /* Pin Controlled by PA28 */
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#define AT91C_PA28_SPI0_NPCS3A AT91C_PIO_PA28
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#define AT91C_PIO_PB21 (1 << 21) /* Pin Controlled by PB21 */
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#define AT91C_PB21_E_TXCK AT91C_PIO_PB21
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#define AT91C_PIO_PB22 (1 << 22) /* Pin Controlled by PB22 */
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#define AT91C_PB22_E_RXDV AT91C_PIO_PB22
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#define AT91C_PIO_PB23 (1 << 23) /* Pin Controlled by PB23 */
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#define AT91C_PB23_E_TX0 AT91C_PIO_PB23
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#define AT91C_PIO_PB24 (1 << 24) /* Pin Controlled by PB24 */
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#define AT91C_PB24_E_TX1 AT91C_PIO_PB24
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#define AT91C_PIO_PB25 (1 << 25) /* Pin Controlled by PB25 */
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#define AT91C_PB25_E_RX0 AT91C_PIO_PB25
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#define AT91C_PIO_PB26 (1 << 26) /* Pin Controlled by PB26 */
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#define AT91C_PB26_E_RX1 AT91C_PIO_PB26
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#define AT91C_PIO_PB27 (1 << 27) /* Pin Controlled by PB27 */
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#define AT91C_PB27_E_RXER AT91C_PIO_PB27
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#define AT91C_PIO_PB28 (1 << 28) /* Pin Controlled by PB28 */
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#define AT91C_PB28_E_TXEN AT91C_PIO_PB28
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#define AT91C_PIO_PB29 (1 << 29) /* Pin Controlled by PB29 */
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#define AT91C_PB29_E_MDC AT91C_PIO_PB29
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#define AT91C_PIO_PB30 (1 << 30) /* Pin Controlled by PB30 */
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#define AT91C_PB30_E_MDIO AT91C_PIO_PB30
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#define AT91C_PIO_PB31 (1 << 31) /* Pin Controlled by PB31 */
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#define AT91C_PIO_PC29 (1 << 29) /* Pin Controlled by PC29 */
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#define AT91C_PIO_PC30 (1 << 30) /* Pin Controlled by PC30 */
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#define AT91C_PC30_DRXD AT91C_PIO_PC30
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#define AT91C_PIO_PC31 (1 << 31) /* Pin Controlled by PC31 */
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#define AT91C_PC31_DTXD AT91C_PIO_PC31
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#define AT91C_PIO_PD0 (1 << 0) /* Pin Controlled by PD0 */
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#define AT91C_PD0_TXD1 AT91C_PIO_PD0
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#define AT91C_PD0_SPI0_NPCS2D AT91C_PIO_PD0
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#define AT91C_PIO_PD1 (1 << 1) /* Pin Controlled by PD1 */
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#define AT91C_PD1_RXD1 AT91C_PIO_PD1
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#define AT91C_PD1_SPI0_NPCS3D AT91C_PIO_PD1
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#define AT91C_PIO_PD2 (1 << 2) /* Pin Controlled by PD2 */
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#define AT91C_PD2_TXD2 AT91C_PIO_PD2
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#define AT91C_PIO_PD3 (1 << 3) /* Pin Controlled by PD3 */
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#define AT91C_PD3_RXD2 AT91C_PIO_PD3
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#define AT91C_PIO_PD15 (1 << 15) /* Pin Controlled by PD15 */
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/* Peripheral ID */
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#define AT91C_ID_SYS 1 /* System Controller */
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#define AT91C_ID_PIOABCD 2 /* Parallel IO Controller A, B, C, D */
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#define AT91C_ID_US0 8 /* USART 0 */
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#define AT91C_ID_US1 9 /* USART 1 */
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#define AT91C_ID_US2 10 /* USART 2 */
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#define AT91C_ID_SPI0 15 /* Serial Peripheral Interface 0 */
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#define AT91C_ID_EMAC 22 /* Ethernet Mac */
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#define AT91C_ID_UHP 29 /* USB Host Port */
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/* Base addresses */
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#define AT91C_BASE_SMC ((AT91PS_SMC) 0xFFFFE800) /* SMC */
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#define AT91C_BASE_CCFG ((AT91PS_CCFG) 0xFFFFEB10) /* CCFG */
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#define AT91C_BASE_DBGU ((unsigned long)0xFFFFEE00) /* DBGU */
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#define AT91C_BASE_PIOA ((AT91PS_PIO) 0xFFFFF200) /* PIOA */
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#define AT91C_BASE_PIOB ((AT91PS_PIO) 0xFFFFF400) /* PIOB */
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#define AT91C_BASE_PIOC ((AT91PS_PIO) 0xFFFFF600) /* PIOC */
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#define AT91C_BASE_PIOD ((AT91PS_PIO) 0xFFFFF800) /* PIOD */
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#define AT91C_BASE_PMC ((AT91PS_PMC) 0xFFFFFC00) /* PMC */
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#define AT91C_BASE_RSTC ((AT91PS_RSTC) 0xFFFFFD00) /* RSTC */
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#define AT91C_BASE_PITC ((AT91PS_PITC) 0xFFFFFD30) /* PITC */
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#define AT91C_BASE_US0 ((unsigned long)0xFFF8C000) /* US0 */
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#define AT91C_BASE_US1 ((unsigned long)0xFFF90000) /* US1 */
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#define AT91C_BASE_US2 ((unsigned long)0xFFF94000) /* US2 */
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#define AT91C_BASE_SPI0 ((AT91PS_SPI) 0xFFFA4000) /* SPI0 */
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#define AT91C_BASE_MACB ((unsigned long)0xFFFBC000) /* MACB */
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#endif
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