at91sam9260_matrix.h

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/*
 * arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
 *
 *  Copyright (C) 2007 Atmel Corporation.
 *
 * Memory Controllers (MATRIX, EBI) - System peripherals registers.
 * Based on AT91SAM9260 datasheet revision B.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef AT91SAM9260_MATRIX_H
#define AT91SAM9260_MATRIX_H

#define AT91_MATRIX_MCFG0   0x00            /* Master Configuration Register 0 */
#define AT91_MATRIX_MCFG1   0x04            /* Master Configuration Register 1 */
#define AT91_MATRIX_MCFG2   0x08            /* Master Configuration Register 2 */
#define AT91_MATRIX_MCFG3   0x0C            /* Master Configuration Register 3 */
#define AT91_MATRIX_MCFG4   0x10            /* Master Configuration Register 4 */
#define AT91_MATRIX_MCFG5   0x14            /* Master Configuration Register 5 */
#define     AT91_MATRIX_ULBT        (7 << 0)    /* Undefined Length Burst Type */
#define         AT91_MATRIX_ULBT_INFINITE   (0 << 0)
#define         AT91_MATRIX_ULBT_SINGLE     (1 << 0)
#define         AT91_MATRIX_ULBT_FOUR       (2 << 0)
#define         AT91_MATRIX_ULBT_EIGHT      (3 << 0)
#define         AT91_MATRIX_ULBT_SIXTEEN    (4 << 0)

#define AT91_MATRIX_SCFG0   0x40            /* Slave Configuration Register 0 */
#define AT91_MATRIX_SCFG1   0x44            /* Slave Configuration Register 1 */
#define AT91_MATRIX_SCFG2   0x48            /* Slave Configuration Register 2 */
#define AT91_MATRIX_SCFG3   0x4C            /* Slave Configuration Register 3 */
#define AT91_MATRIX_SCFG4   0x50            /* Slave Configuration Register 4 */
#define     AT91_MATRIX_SLOT_CYCLE      (0xff <<  0)    /* Maximum Number of Allowed Cycles for a Burst */
#define     AT91_MATRIX_DEFMSTR_TYPE    (3    << 16)    /* Default Master Type */
#define         AT91_MATRIX_DEFMSTR_TYPE_NONE   (0 << 16)
#define         AT91_MATRIX_DEFMSTR_TYPE_LAST   (1 << 16)
#define         AT91_MATRIX_DEFMSTR_TYPE_FIXED  (2 << 16)
#define     AT91_MATRIX_FIXED_DEFMSTR   (7    << 18)    /* Fixed Index of Default Master */
#define     AT91_MATRIX_ARBT        (3    << 24)    /* Arbitration Type */
#define         AT91_MATRIX_ARBT_ROUND_ROBIN    (0 << 24)
#define         AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)

#define AT91_MATRIX_PRAS0   0x80            /* Priority Register A for Slave 0 */
#define AT91_MATRIX_PRAS1   0x88            /* Priority Register A for Slave 1 */
#define AT91_MATRIX_PRAS2   0x90            /* Priority Register A for Slave 2 */
#define AT91_MATRIX_PRAS3   0x98            /* Priority Register A for Slave 3 */
#define AT91_MATRIX_PRAS4   0xA0            /* Priority Register A for Slave 4 */
#define     AT91_MATRIX_M0PR        (3 << 0)    /* Master 0 Priority */
#define     AT91_MATRIX_M1PR        (3 << 4)    /* Master 1 Priority */
#define     AT91_MATRIX_M2PR        (3 << 8)    /* Master 2 Priority */
#define     AT91_MATRIX_M3PR        (3 << 12)   /* Master 3 Priority */
#define     AT91_MATRIX_M4PR        (3 << 16)   /* Master 4 Priority */
#define     AT91_MATRIX_M5PR        (3 << 20)   /* Master 5 Priority */

#define AT91_MATRIX_MRCR    0x100           /* Master Remap Control Register */
#define     AT91_MATRIX_RCB0        (1 << 0)    /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define     AT91_MATRIX_RCB1        (1 << 1)    /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */

#define AT91_MATRIX_EBICSA  0x11C           /* EBI Chip Select Assignment Register */
#define     AT91_MATRIX_CS1A        (1 << 1)    /* Chip Select 1 Assignment */
#define         AT91_MATRIX_CS1A_SMC        (0 << 1)
#define         AT91_MATRIX_CS1A_SDRAMC     (1 << 1)
#define     AT91_MATRIX_CS3A        (1 << 3)    /* Chip Select 3 Assignment */
#define         AT91_MATRIX_CS3A_SMC        (0 << 3)
#define         AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
#define     AT91_MATRIX_CS4A        (1 << 4)    /* Chip Select 4 Assignment */
#define         AT91_MATRIX_CS4A_SMC        (0 << 4)
#define         AT91_MATRIX_CS4A_SMC_CF1    (1 << 4)
#define     AT91_MATRIX_CS5A        (1 << 5)    /* Chip Select 5 Assignment */
#define         AT91_MATRIX_CS5A_SMC        (0 << 5)
#define         AT91_MATRIX_CS5A_SMC_CF2    (1 << 5)
#define     AT91_MATRIX_DBPUC       (1 << 8)    /* Data Bus Pull-up Configuration */
#define     AT91_MATRIX_VDDIOMSEL       (1 << 16)   /* Memory voltage selection */
#define         AT91_MATRIX_VDDIOMSEL_1_8V  (0 << 16)
#define         AT91_MATRIX_VDDIOMSEL_3_3V  (1 << 16)

#endif